/* Planetary Science Data Dictionary database dump */
/* Online Database: pdscat1r73 */
/* Generated: Wed Jan 21 07:25:07 2009 */
/* Version: OPS */
/* Start of alias definitions */
OBJECT = ALIAS_LIST
  OBJECT_ALIAS_SEQUENCE = (
    ('BITCOLUMN','BIT_COLUMN')
    ('BITELEMENT','BIT_ELEMENT')
    ('CUBE','QUBE')
    ('DATA_SET_MAP_PROJECT_CATALOG','DATA_SET_MAP_PROJECTION')
    ('DATASET','DATA_SET')
    ('DATASETINFO','DATA_SET_INFORMATION')
    ('DATASETTARG','DATA_SET_TARGET')
    ('DISCD','DISCIPLINE_DESCRIPTION')
    ('DS_MAP_PROJ_REF_INFO_CATALOG','DS_MAP_PROJECTION_REF_INFO')
    ('DS_MAP_PROJECT_INFO_CATALOG','DATA_SET_MAP_PROJECTION_INFO')
    ('DSCOLL','DATA_SET_COLLECTION')
    ('DSCOLLDS','DATA_SET_COLL_ASSOC_DATA_SETS')
    ('DSCOLLINFO','DATA_SET_COLLECTION_INFO')
    ('DSCOLLREF','DATA_SET_COLLECTION_REF_INFO')
    ('DSHOST','DATA_SET_HOST')
    ('DSHOUSEKEEP','DATA_SET_HOUSEKEEPING')
    ('DSMAPPREFINF','DS_MAP_PROJECTION_REF_INFO')
    ('DSMAPPROJ','DATA_SET_MAP_PROJECTION')
    ('DSMAPPROJINF','DATA_SET_MAP_PROJECTION_INFO')
    ('DSMISSION','DATA_SET_MISSION')
    ('DSREFINFO','DATA_SET_REFERENCE_INFORMATION')
    ('DSRELEASE','DATA_SET_RELEASE')
    ('EVENTINFO','EVENT_INFORMATION')
    ('EVENTPOS','EVENT_POSITIONAL')
    ('EVENTSPAT','EVENT_SPATIAL')
    ('IMAGE_MAP_PROJECTION_CATALOG','IMAGE_MAP_PROJECTION')
    ('IMAGE_STRUCTURE','IMAGE')
    ('IMAGEMAPPROJ','IMAGE_MAP_PROJECTION')
    ('INDEXTABLE','INDEX_TABLE')
    ('INSTHOST','INSTRUMENT_HOST')
    ('INSTHOSTINFO','INSTRUMENT_HOST_INFORMATION')
    ('INSTHREFINFO','INSTRUMENT_HOST_REFERENCE_INFO')
    ('INSTINFO','INSTRUMENT_INFORMATION')
    ('INSTREFINFO','INSTRUMENT_REFERENCE_INFO')
    ('INVDSINFO','INVENTORY_DATA_SET_INFO')
    ('INVNODEMEDIA','INVENTORY_NODE_MEDIA_INFO')
    ('MSNHOST','MISSION_HOST')
    ('MSNINFO','MISSION_INFORMATION')
    ('MSNREFINFO','MISSION_REFERENCE_INFORMATION')
    ('MSNTARG','MISSION_TARGET')
    ('NODEINFO','NODE_INFORMATION')
    ('NSSDCDSID','NSSDC_DATA_SET_ID')
    ('PARMS','PARAMETERS')
    ('PERSELECMAIL','PERSONNEL_ELECTRONIC_MAIL')
    ('PERSINFO','PERSONNEL_INFORMATION')
    ('PERSON','PERSONNEL')
    ('RESINFORMATI','RESOURCE_INFORMATION')
    ('SAMPLE_SUFFI','SAMPLE_SUFFIX')
    ('SPECQUBE','SPECTRAL_QUBE')
    ('SPICEKERNEL','SPICE_KERNEL')
    ('SWINFO','SOFTWARE_INFORMATION')
    ('SWONLINE','SOFTWARE_ONLINE')
    ('SWPUR','SOFTWARE_PURPOSE')
    ('TABLE_STRUCTURE','TABLE')
    ('TARGETINFO','TARGET_INFORMATION')
    ('TARGREFINFO','TARGET_REFERENCE_INFORMATION'))
  ELEMENT_ALIAS_SEQUENCE = (
    ('ACTIVITY_ID','EVENT','OBSERVATION_ID')
    ('AXIS_INTERVAL','QUBE','SAMPLING_PARAMETER_INTERVAL')
    ('AXIS_NAME','QUBE','SAMPLING_PARAMETER_NAME')
    ('AXIS_UNIT','QUBE','SAMPLING_PARAMETER_UNIT')
    ('BASE','BIT_COLUMN','OFFSET')
    ('BASE','COLUMN','OFFSET')
    ('BASE','IMAGE','OFFSET')
    ('BYTES','TABLE','ROW_BYTES')
    ('CORE_BASE','QUBE','OFFSET')
    ('CORE_MULTIPLIER','QUBE','SCALING_FACTOR')
    ('DATA_TYPE','BIT_COLUMN','BIT_DATA_TYPE')
    ('DIRECTORY_NAME','FILE','PATH_NAME')
    ('EVENT_START_TIME','EVENT','START_TIME')
    ('EVENT_STOP_TIME','EVENT','STOP_TIME')
    ('FORMAT','TABLE','INTERCHANGE_FORMAT')
    ('GENERAL_CATALOG_FLAG','VOLUME','DATA_SET_CATALOG_FLAG')
    ('HEADER_BYTES','HEADER','BYTES')
    ('HEADER_RECORDS','HEADER','RECORDS')
    ('IMAGE_RECORDS','IMAGE','LINES')
    ('INDEX_SOURCE_FILE_NAME','INDEX_TABLE','INDEXED_FILE_NAME')
    ('INVALID','ELEMENT','INVALID_CONSTANT')
    ('ITEM_TYPE','ELEMENT','DATA_TYPE')
    ('ITEM_TYPE','HISTOGRAM','DATA_TYPE')
    ('MAXIMUM_VALUE','BIT_COLUMN','MAXIMUM')
    ('MAXIMUM_VALUE','COLUMN','MAXIMUM')
    ('MEDIA','VOLUME','MEDIUM_TYPE')
    ('MEDIA_FORMAT','VOLUME','VOLUME_FORMAT')
    ('MEDIA_TYPE','VOLUME','MEDIUM_TYPE')
    ('MEDIUM','VOLUME','MEDIUM_TYPE')
    ('MINIMUM_VALUE','BIT_COLUMN','MINIMUM')
    ('MINIMUM_VALUE','COLUMN','MINIMUM')
    ('MISSING','ELEMENT','MISSING_CONSTANT')
    ('MULTIPLIER','BIT_COLUMN','SCALING_FACTOR')
    ('MULTIPLIER','COLUMN','SCALING_FACTOR')
    ('RECORDS','FILE','FILE_RECORDS')
    ('ROW_COLUMNS','TABLE','COLUMNS')
    ('SOURCE_IMAGE_ID','IMAGE','SOURCE_PRODUCT_ID')
    ('SPICE_FILE_NAME','FILE','SOURCE_PRODUCT_ID')
    ('STORAGE_TYPE','TABLE','TABLE_STORAGE_TYPE')
    ('TABLE_ROWS','TABLE','ROWS')
    ('TAPES','VOLUME','VOLUMES')
    ('TYPE','BIT_COLUMN','BIT_DATA_TYPE')
    ('TYPE','COLUMN','DATA_TYPE')
    ('X_AXIS_FIRST_PIXEL','IMAGE_MAP_PROJECTION','LINE_FIRST_PIXEL')
    ('X_AXIS_FRAMELET_OFFSET','IMAGE_MAP_PROJECTION','HORIZONTAL_FRAMELET_OFFSET')
    ('X_AXIS_LAST_PIXEL','IMAGE_MAP_PROJECTION','LINE_LAST_PIXEL')
    ('X_AXIS_PROJECTION_OFFSET','IMAGE_MAP_PROJECTION','LINE_PROJECTION_OFFSET')
    ('Y_AXIS_FIRST_PIXEL','IMAGE_MAP_PROJECTION','SAMPLE_FIRST_PIXEL')
    ('Y_AXIS_FRAMELET_OFFSET','IMAGE_MAP_PROJECTION','VERTICAL_FRAMELET_OFFSET')
    ('Y_AXIS_LAST_PIXEL','IMAGE_MAP_PROJECTION','SAMPLE_LAST_PIXEL')
    ('Y_AXIS_PROJECTION_OFFSET','IMAGE_MAP_PROJECTION','SAMPLE_PROJECTION_OFFSET'))
END_OBJECT = ALIAS_LIST
END 
/* End of alias definitions */
/* Start of unit definitions */
OBJECT = UNIT_LIST
  UNIT_SEQUENCE = (
    ('A','ampere')
    ('A/m','ampere per meter')
    ('A/m**2','ampere per square meter')
    ('B','Bytes')
    ('Bq','becquerel')
    ('C','coulomb')
    ('C/kg','coulomb per kilogram')
    ('C/m**2','coulomb per square meter')
    ('C/m**3','coulomb per cubic meter')
    ('F','farad')
    ('F/m','farad per meter')
    ('Gy','gray')
    ('Gy/s','gray per second')
    ('H','henry')
    ('H/m','henry per meter')
    ('Hz','hertz')
    ('J','joule')
    ('J/(kg.K)','joule per kilogram kelvin')
    ('J/(m**2)/s','joule per sq. meter per second')
    ('J/(mol.K)','joule per mole kelvin')
    ('J/K','joule per kelvin')
    ('J/T','joule per tesla')
    ('J/kg','joule per kilogram')
    ('J/m**3','joule per cubic meter')
    ('J/mol','joule per mole')
    ('K','kelvin')
    ('MB','Mega Bytes')
    ('N','newton')
    ('N.m','newton meter')
    ('N/A','no unit of measurement defined')
    ('N/m','newton per meter')
    ('N/m**2','newton per square meter')
    ('Pa','pascal')
    ('Pa.s','pascal second')
    ('S','siemens')
    ('Sv','sievert')
    ('T','tesla')
    ('V','volt')
    ('V/m','volt per meter')
    ('W','watt')
    ('W.m**-2.sr**-1','watt per square meter steradian')
    ('W/(m.K)','watt per meter kelvin')
    ('W/m**2','watt per square meter')
    ('W/sr','watt per steradian')
    ('Wb','weber')
    ('arcsec/pixel','arcsecond per pixel')
    ('arcsecond','arcsecond')
    ('b/pixel','bits per pixel')
    ('b/s','bits per second')
    ('bar','bar')
    ('cd','candela')
    ('cd/m**2','candela per square meter')
    ('d','day')
    ('dB','decibel')
    ('deg','degree')
    ('deg/day','degree per day')
    ('deg/s','degree per second')
    ('degC','degree Celsius')
    ('g','gram')
    ('g/cm**3','gram per cubic centimeter')
    ('h','hour')
    ('kb/s','kilobits per second')
    ('kg','kilogram')
    ('kg/m**3','kilogram per cubic meter')
    ('km','kilometer')
    ('km**-1','reciprocal kilometer')
    ('km**2','kilometers squared')
    ('km/pix','kilometer per pixel')
    ('km/s','kilometers per second')
    ('lm','lumen')
    ('local day/24','TBD')
    ('lx','lux')
    ('m','meter')
    ('m**-1','reciprocal meter')
    ('m**2','square meter')
    ('m**2/s','square meter per second')
    ('m**3','cubic meter')
    ('m**3/kg','cubic meter per kilogram')
    ('m/pixel','meters per pixel')
    ('m/s','meter per second')
    ('m/s**2','meter per second squared')
    ('mA','milliampere')
    ('mag','magnitude')
    ('micron','micrometer')
    ('min','minute')
    ('mm','millimeter')
    ('mm/s','millimeter per second')
    ('mol','mole')
    ('mol/m**3','mole per cubic meter')
    ('mrad','milliradians')
    ('ms','millisecond')
    ('n/a','no unit of measurement defined')
    ('nT','nanotesla')
    ('nm','nanometer')
    ('none','no unit of measurement defined')
    ('ohm','ohm')
    ('p/line','pixels per line')
    ('pix/deg','pixel per degree')
    ('pixel','pixel')
    ('rad','radian')
    ('rad/s','radian per second')
    ('rad/s**2','radian per second squared')
    ('s','second')
    ('sr','steradian')
    ('uW','microwatts')
    ('us','microsecond')
    ('us_dollar','united states dollars'))
END_OBJECT = UNIT_LIST
END 
/* End of unit definitions */
/* Start of object definitions */
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = ALIAS
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The alias object provides a method of identifying alternate
     terms or names for approved data elements or objects within
     a data system."
  REQUIRED_ELEMENT_SET = {
     ALIAS_NAME,
     USAGE_NOTE}
  OPTIONAL_ELEMENT_SET = {
     OBJECT_NAME,
     PSDD}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = ARRAY
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The ARRAY object is provided to describe dimensioned arrays
     of homogeneous objects. Note that an ARRAY can contain only
     a single object, which can itself be another ARRAY or
     COLLECTION if required.  A maximum of 6 axes is allowed in
     an ARRAY.  The optional _AXIS_ elements can be used to
     describe the variation between successive objects in the
     ARRAY.  Values for AXIS_ITEMS and _AXIS_ elements for
     multidimensional arrays are supplied as sequences in which
     the rightmost or last item varies the fastest as the
     default.  The default may be changed to leftmost or first
     item varying the fastest by including the optional element
     AXIS_ORDER_TYPE with a value of FIRST_INDEX_FASTEST."
  REQUIRED_ELEMENT_SET = {
     AXES,
     AXIS_ITEMS,
     NAME}
  OPTIONAL_ELEMENT_SET = {
     AXIS_INTERVAL,
     AXIS_NAME,
     AXIS_ORDER_TYPE,
     AXIS_START,
     AXIS_STOP,
     AXIS_UNIT,
     CHECKSUM,
     DESCRIPTION,
     INTERCHANGE_FORMAT,
     PSDD,
     START_BYTE}
  OPTIONAL_OBJECT_SET = {
     ARRAY,
     BIT_ELEMENT,
     COLLECTION,
     ELEMENT}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = BAND_BIN
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The BAND_BIN group provides a mechanism for grouping keywords that
     describe the properties of each 'bin' along a spectral axis.  It is
     primarily designed for use within the SPECTRAL_QUBE object."
  REQUIRED_ELEMENT_SET = {
     BAND_BIN_CENTER,
     BAND_BIN_UNIT,
     BAND_BIN_WIDTH,
     BANDS}
  OPTIONAL_ELEMENT_SET = {
     BAND_BIN_BAND_NUMBER,
     BAND_BIN_BASE,
     BAND_BIN_DETECTOR,
     BAND_BIN_FILTER_NUMBER,
     BAND_BIN_GRATING_POSITION,
     BAND_BIN_MULTIPLIER,
     BAND_BIN_ORIGINAL_BAND,
     BAND_BIN_STANDARD_DEVIATION}
OBJECT_TYPE = GENERIC_GROUP
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = BAND_SUFFIX
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The BAND_SUFFIX group provides a mechanism for grouping keywords that
     describe the properties of each BAND suffix plane, or BACKPLANE, of a
     SPECTRAL_QUBE."
  REQUIRED_ELEMENT_SET = {
     SUFFIX_ITEM_BYTES,
     SUFFIX_ITEM_TYPE,
     SUFFIX_NAME}
  OPTIONAL_ELEMENT_SET = {
     BIT_MASK,
     SUFFIX_BASE,
     SUFFIX_HIGH_INSTR_SAT,
     SUFFIX_HIGH_REPR_SAT,
     SUFFIX_LOW_INSTR_SAT,
     SUFFIX_LOW_REPR_SAT,
     SUFFIX_MULTIPLIER,
     SUFFIX_NULL,
     SUFFIX_UNIT,
     SUFFIX_VALID_MINIMUM}
OBJECT_TYPE = GENERIC_GROUP
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = BIT_COLUMN
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The bit_column object identifies a bit string embedded in a
     column.  Bit_columns defined within columns are analogous to
     columns defined within rows.
     Note: It is recommended by the Planetary Data System that
     all new objects should be defined with all fields on byte
     boundaries.  This precludes having multiple values strung
     together in bit strings, as occurs in the bit_column object.
     Bit_column is intended for use in describing existing binary
     data strings, but is not recommended for use in defining new
     data objects because it will not be recognized by most
     general-purpose software.
     Additional Note: A bit column cannot contain embedded objects."
  REQUIRED_ELEMENT_SET = {
     BIT_DATA_TYPE,
     BITS,
     DESCRIPTION,
     NAME,
     START_BIT}
  OPTIONAL_ELEMENT_SET = {
     BIT_MASK,
     FORMAT,
     INVALID_CONSTANT,
     ITEM_BITS,
     ITEM_OFFSET,
     ITEMS,
     MAXIMUM,
     MINIMUM,
     MISSING_CONSTANT,
     OFFSET,
     PSDD,
     SCALING_FACTOR,
     UNIT}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = BIT_ELEMENT
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The bit_element object identifies a bit string embedded in a
     element."
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = CATALOG
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The CATALOG object is used within a VOLUME object to
     reference completed PDS high level catalog templates.
     These provide additional information related to the data
     sets on the volume."
  OPTIONAL_ELEMENT_SET = {
     DATA_SET_ID,
     LOGICAL_VOLUME_PATH_NAME,
     LOGICAL_VOLUMES,
     PSDD}
  REQUIRED_OBJECT_SET = {
     DATA_SET,
     INSTRUMENT,
     INSTRUMENT_HOST,
     MISSION}
  OPTIONAL_OBJECT_SET = {
     DATA_SET_COLLECTION,
     PERSONNEL,
     REFERENCE,
     SOFTWARE,
     TARGET}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = COLLECTION
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
      The COLLECTION object allows the ordered grouping of
     heterogeneous objects into a named collection.  The
     COLLECTION object may contain a mixture of different object
     types including other COLLECTIONS.  The optional START_BYTE
     data element provides the starting location relative to an
     enclosing object. If a START_BYTE is not specified, a value
     of 1 is assumed."
  REQUIRED_ELEMENT_SET = {
     BYTES,
     NAME}
  OPTIONAL_ELEMENT_SET = {
     CHECKSUM,
     DESCRIPTION,
     INTERCHANGE_FORMAT,
     PSDD,
     START_BYTE}
  OPTIONAL_OBJECT_SET = {
     ARRAY,
     BIT_ELEMENT,
     COLLECTION,
     ELEMENT}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = COLUMN
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The COLUMN object identifies a single column in a data
     object.
     Note: In the PDS, columns must not contain embedded COLUMN
     objects."
  REQUIRED_ELEMENT_SET = {
     BYTES,
     DATA_TYPE,
     NAME,
     START_BYTE}
  OPTIONAL_ELEMENT_SET = {
     BIT_MASK,
     COLUMN_NUMBER,
     DERIVED_MAXIMUM,
     DERIVED_MINIMUM,
     DESCRIPTION,
     FORMAT,
     INVALID_CONSTANT,
     ITEM_BYTES,
     ITEM_OFFSET,
     ITEMS,
     MAXIMUM,
     MAXIMUM_SAMPLING_PARAMETER,
     MINIMUM,
     MINIMUM_SAMPLING_PARAMETER,
     MISSING_CONSTANT,
     OFFSET,
     PSDD,
     SAMPLING_PARAMETER_INTERVAL,
     SAMPLING_PARAMETER_NAME,
     SAMPLING_PARAMETER_UNIT,
     SCALING_FACTOR,
     UNIT,
     VALID_MAXIMUM,
     VALID_MINIMUM}
  OPTIONAL_OBJECT_SET = {
     ALIAS,
     BIT_COLUMN}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = CONTAINER
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The container object is a method of grouping a set of
     sub-objects (such as columns) that repeat within a data
     objects (such as a table).  Use of the container object
     allows repeating groups to be defined within a data
     structure."
  REQUIRED_ELEMENT_SET = {
     BYTES,
     DESCRIPTION,
     NAME,
     REPETITIONS,
     START_BYTE}
  OPTIONAL_ELEMENT_SET = {
     PSDD}
  OPTIONAL_OBJECT_SET = {
     COLUMN,
     CONTAINER}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = DATA_PRODUCER
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The DATA_PRODUCER object is used within a PDS object, such
     as VOLUME, to provide information about the producer of a
     PDS data set."
  REQUIRED_ELEMENT_SET = {
     ADDRESS_TEXT,
     FACILITY_NAME,
     FULL_NAME,
     INSTITUTION_NAME}
  OPTIONAL_ELEMENT_SET = {
     DISCIPLINE_NAME,
     ELECTRONIC_MAIL_ID,
     ELECTRONIC_MAIL_TYPE,
     NODE_NAME,
     PSDD,
     TELEPHONE_NUMBER}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = DATA_SET
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The DATA_SET catalog object is used to submit the
     information about a particular data set to the PDS. It
     contains a detailed description of the data set and
     associated target, host and reference information."
  REQUIRED_ELEMENT_SET = {
     DATA_SET_ID}
  REQUIRED_OBJECT_SET = {
     DATA_SET_HOST,
     DATA_SET_INFORMATION,
     DATA_SET_MISSION,
     DATA_SET_REFERENCE_INFORMATION,
     DATA_SET_TARGET}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = DATA_SET_COLL_ASSOC_DATA_SETS
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     This template shall be repeated for each data set associated
     with the data set collection identifier in the Data Set
     Collection template."
  REQUIRED_ELEMENT_SET = {
     DATA_SET_ID}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = DATA_SET_COLLECTION
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The following templates form part of a standard set for the
     submission of a data set collection to the PDS."
  REQUIRED_ELEMENT_SET = {
     DATA_SET_COLLECTION_ID}
  REQUIRED_OBJECT_SET = {
     DATA_SET_COLL_ASSOC_DATA_SETS,
     DATA_SET_COLLECTION_INFO,
     DATA_SET_COLLECTION_REF_INFO}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = DATA_SET_COLLECTION_INFO
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     This template shall be completed for the data set collection
     identifier entered in the Data Set Collection template."
  REQUIRED_ELEMENT_SET = {
     DATA_SET_COLLECTION_DESC,
     DATA_SET_COLLECTION_NAME,
     DATA_SET_COLLECTION_RELEASE_DT,
     DATA_SET_COLLECTION_USAGE_DESC,
     DATA_SETS,
     PRODUCER_FULL_NAME,
     START_TIME,
     STOP_TIME}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = DATA_SET_COLLECTION_REF_INFO
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The following templates form part of a standard set for the
     submission of a publication reference to the PDS and may
     also be used to reference an existing publication reference."
  REQUIRED_ELEMENT_SET = {
     REFERENCE_KEY_ID}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = DATA_SET_HOST
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The DATA_SET_HOST catalog object contains the identifier
     for each  host/instrument pair associated with a data set."
  REQUIRED_ELEMENT_SET = {
     INSTRUMENT_HOST_ID,
     INSTRUMENT_ID}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = DATA_SET_HOUSEKEEPING
  STATUS_TYPE = PENDING
  DESCRIPTION = "
     The DATA_SET_HOUSEKEEPING object is used to submit information
     about the resources (e.g. web pages, data set browsers etc) associated
     with a particular data set. These resources are used to select and
     download data products or other files associated with the data set."
  REQUIRED_ELEMENT_SET = {
     CURATING_NODE_ID,
     DATA_SET_ID}
  REQUIRED_OBJECT_SET = {
     RESOURCE_INFORMATION}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = DATA_SET_INFORMATION
  STATUS_TYPE = PENDING
  DESCRIPTION = "
     The DATASETINFO  (Data Set Information) catalog object is
     completed for the data set specified in the DATASET catalog
     object, in order to provide information specific to the
     given data set, such as the boundaries of the data set."
  REQUIRED_ELEMENT_SET = {
     ABSTRACT_DESC,
     CITATION_DESC,
     CONFIDENCE_LEVEL_NOTE,
     DATA_OBJECT_TYPE,
     DATA_SET_COLLECTION_MEMBER_FLG,
     DATA_SET_DESC,
     DATA_SET_NAME,
     DATA_SET_RELEASE_DATE,
     DATA_SET_TERSE_DESC,
     DETAILED_CATALOG_FLAG,
     PRODUCER_FULL_NAME,
     START_TIME,
     STOP_TIME}
  OPTIONAL_ELEMENT_SET = {
     ARCHIVE_STATUS}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = DATA_SET_MAP_PROJECTION
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The DATA_SET_MAP_PROJECTION object is one of two distinct
     objects that define the map projection used in creating the
     digital images in a PDS data set.  The name the of other
     associated object that completes the definition is called
     IMAGE_MAP_PROJECTION.  The map projection information
     resides in these two objects, essentially to reduce data
     redundancy and at the same time allow the inclusion of
     elements needed to process the data at the image level.
     Basically, static information that is applicable to the
     complete data set reside in the DATA_SET_MAP_PROJECTION
     object, while dynamic information that is applicable to the
     individual images reside in the IMAGE_MAP_PROJECTION
     object.  The DATA_SET_MAP_PROJECTION object is to be
     included in a Archive Quality Data Product Label, and used
     to load the map projection catalog data into a PDS Catalog."
  REQUIRED_ELEMENT_SET = {
     DATA_SET_ID}
  REQUIRED_OBJECT_SET = {
     DATA_SET_MAP_PROJECTION_INFO}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = DATA_SET_MAP_PROJECTION_INFO
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The DATA_SET_MAP_PROJECTION_INFO object provides
     descriptions of the map projection and the rotational
     element."
  REQUIRED_ELEMENT_SET = {
     MAP_PROJECTION_DESC,
     MAP_PROJECTION_TYPE,
     ROTATIONAL_ELEMENT_DESC}
  REQUIRED_OBJECT_SET = {
     DS_MAP_PROJECTION_REF_INFO}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = DATA_SET_MISSION
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The DSMISSION (Data Set Mission) catalog object is
     repeated for each mission associated with the data set
     specified in the DATASET catalog object, in order to
     specify all missions associated with the data set."
  REQUIRED_ELEMENT_SET = {
     MISSION_NAME}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = DATA_SET_REFERENCE_INFORMATION
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The DSREFINFO (Data Set Reference Information) catalog
     object forms part of a standard set for the submission of a
     publication reference to the PDS and also may be used to
     reference an existing publication reference. The DSREFINFO
     object contains the following subobjects: REFERENCE."
  REQUIRED_ELEMENT_SET = {
     REFERENCE_KEY_ID}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = DATA_SET_RELEASE
  STATUS_TYPE = PENDING
  DESCRIPTION = "
     The DATA_SET_RELEASE object provides information on the
     release of a data set or portion of a data set being made available
     for online access."
  REQUIRED_ELEMENT_SET = {
     ARCHIVE_STATUS,
     DATA_PROVIDER_NAME,
     DATA_SET_ID,
     DESCRIPTION,
     DISTRIBUTION_TYPE,
     PRODUCT_TYPE,
     RELEASE_DATE,
     RELEASE_ID,
     RELEASE_MEDIUM,
     RELEASE_PARAMETER_TEXT}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = DATA_SET_TARGET
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The DATASETTARG (Data Set Target) catalog object is
     repeated for each target associated with the data set
     specified in the DATASET catalog object, in order to
     specify all targets associated with the data set."
  REQUIRED_ELEMENT_SET = {
     TARGET_NAME}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = DATA_SUPPLIER
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The DATA_SUPPLIER object is used within a PDS object, such
     as VOLUME, to provide information about the supplier of a
     PDS data set. The supplier is a contact for obtaining data
     sets and science support information."
  REQUIRED_ELEMENT_SET = {
     ADDRESS_TEXT,
     ELECTRONIC_MAIL_ID,
     ELECTRONIC_MAIL_TYPE,
     FACILITY_NAME,
     FULL_NAME,
     INSTITUTION_NAME,
     TELEPHONE_NUMBER}
  OPTIONAL_ELEMENT_SET = {
     DISCIPLINE_NAME,
     NODE_NAME,
     PSDD}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = DIRECTORY
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
      The Directory object is used to define a hierarchical file
     organization on a linear tape media.  It identifies all
     directories and subdirectories below the root level (Note:
     The root directory object is implicit). Subdirectories are
     identified by embedding DIRECTORY objects.  Files within
     the directories and subdirectories are sequentially
     identified by using FILE objects with a sequence_number
     value corresponding to their position on the tape.  A
     sequence_number value will be unique for each file on the
     tape."
  REQUIRED_ELEMENT_SET = {
     NAME}
  OPTIONAL_ELEMENT_SET = {
     PSDD,
     RECORD_TYPE,
     SEQUENCE_NUMBER}
  REQUIRED_OBJECT_SET = {
     FILE}
  OPTIONAL_OBJECT_SET = {
     DIRECTORY}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = DISCIPLINE_DESCRIPTION
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The DISCD (Discipline Description) catalog object is
     completed for the submission of a scientific discipline
     description to the PDS."
  REQUIRED_ELEMENT_SET = {
     DISCIPLINE_DESC,
     DISCIPLINE_NAME}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = DOCUMENT
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
      The DOCUMENT object is used to identify a particular
     document provided on a volume to support a data set or data
     set collection.  A document can be made up of one or many
     files in a single format.  Multiple versions of a document
     can be supplied on a volume with separate formats,
     requiring a DOCUMENT object for each document version,
     i.e., OBJECT = TEX_DOCUMENT and OBJECT = PS_DOCUMENT when
     including both the TEX and Postscript versions of the same
     document. If the document's INTERCHANGE_FORMAT is BINARY,
     it is recommended that the ABSTRACT_TEXT keyword be used
     for ASCII browsing and text searches."
  REQUIRED_ELEMENT_SET = {
     DOCUMENT_FORMAT,
     DOCUMENT_NAME,
     DOCUMENT_TOPIC_TYPE,
     INTERCHANGE_FORMAT,
     PUBLICATION_DATE}
  OPTIONAL_ELEMENT_SET = {
     ABSTRACT_TEXT,
     DESCRIPTION,
     ENCODING_TYPE,
     FILES,
     PSDD}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = DS_MAP_PROJECTION_REF_INFO
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The DS_MAP_PROJECTION_REF_INFO object provides references
     for the map projection."
  REQUIRED_ELEMENT_SET = {
     REFERENCE_KEY_ID}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = ELEMENT
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The ELEMENT object provides a means of defining a lowest
     level component of a data object that is stored in an
     integral multiple of 8-bit bytes.  Element objects may be
     embedded in COLLECTION and ARRAY data objects.  The
     optional START_BYTE element identifies a location relative
     to the enclosing object.  If not explicitly included, a
     START_BYTE = 1 is assumed for the ELEMENT."
  REQUIRED_ELEMENT_SET = {
     BYTES,
     DATA_TYPE,
     NAME}
  OPTIONAL_ELEMENT_SET = {
     BIT_MASK,
     DERIVED_MAXIMUM,
     DERIVED_MINIMUM,
     DESCRIPTION,
     FORMAT,
     INVALID_CONSTANT,
     MAXIMUM,
     MINIMUM,
     MISSING_CONSTANT,
     OFFSET,
     PSDD,
     SCALING_FACTOR,
     START_BYTE,
     UNIT,
     VALID_MAXIMUM,
     VALID_MINIMUM}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = EVENT
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The EVENT catalog object is used to submit the information
     about a particular event for a PDS Product Catalog."
  REQUIRED_ELEMENT_SET = {
     EVENT_TYPE}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = EVENT_INFORMATION
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The EVENTINFO (Event Information) catalog object is completed
     for the event specified in the EVENT Product Catalog object."
  REQUIRED_ELEMENT_SET = {
     EVENT_NAME,
     EVENT_TYPE_DESC,
     INSTRUMENT_HOST_ID,
     INSTRUMENT_ID,
     START_TIME,
     STOP_TIME,
     TARGET_NAME}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = EVENT_POSITIONAL
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The EVENTPOS (Event Positional) catalog object is completed
     for the event specified in the EVENT Product Catalog object."
  REQUIRED_ELEMENT_SET = {
     COORDINATE_SYSTEM_ID,
     LOCAL_HOUR_ANGLE,
     POSITION_TIME,
     VECTOR_COMPONENT_1,
     VECTOR_COMPONENT_2,
     VECTOR_COMPONENT_3,
     VECTOR_COMPONENT_ID_1,
     VECTOR_COMPONENT_ID_2,
     VECTOR_COMPONENT_ID_3}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = EVENT_SPATIAL
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The EVENTSPAT (Event Spatial) catalog object is completed
     for the event specified in the EVENT Product Catalog object."
  REQUIRED_ELEMENT_SET = {
     COORDINATE_SYSTEM_ID,
     MAXIMUM_LATITUDE,
     MAXIMUM_LONGITUDE,
     MINIMUM_LATITUDE,
     MINIMUM_LONGITUDE,
     POSITION_TIME}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = FIELD
  STATUS_TYPE = PENDING
  DESCRIPTION = "
     The FIELD object is used inside a SPREADSHEET object to define
     a single delimited column within the logical table."
  REQUIRED_ELEMENT_SET = {
     BYTES,
     DATA_TYPE,
     NAME}
  OPTIONAL_ELEMENT_SET = {
     DESCRIPTION,
     FIELD_DELIMITER,
     FIELD_NUMBER,
     FORMAT,
     ITEM_BYTES,
     ITEMS,
     MISSING_CONSTANT,
     PSDD,
     UNIT}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = FILE
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The file object is used to define the format of a file, to
     reference external files, and to indicate boundaries
     between label records and data records in data files with
     attached labels.
     In the PDS, the file object may be used in two ways:
     1) As a container, or envelope, for label files.  All label
     files contain an implicit file object that starts at the top
     of the label and ends where the label ends.  In these cases,
     the PDS recommends against using the NAME keyword to
     reference the file name.
     2) As an explicit object, used when a file reference is
     needed in a label, in which case the optional file_name
     data element is used to identify the file being referenced.
     The keywords in the file object always describe the file
     being referenced, not the file in which they are contained,
     i.e., if used in a detached label file, they describe the
     detached data file, not the label file itself."
  REQUIRED_ELEMENT_SET = {
     FILE_RECORDS,
     RECORD_TYPE}
  OPTIONAL_ELEMENT_SET = {
     FILE_NAME,
     LABEL_RECORDS,
     PSDD,
     RECORD_BYTES,
     SEQUENCE_NUMBER}
  OPTIONAL_OBJECT_SET = {
     ARRAY,
     COLLECTION,
     DOCUMENT,
     GAZETTEER_TABLE,
     HEADER,
     HISTOGRAM,
     HISTORY,
     IMAGE,
     IMAGE_MAP_PROJECTION,
     PALETTE,
     QUBE,
     SERIES,
     SPECTRAL_QUBE,
     SPECTRUM,
     SPICE_KERNEL,
     SPREADSHEET,
     TABLE,
     TEXT}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = GAZETTEER_TABLE
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The Gazetteer table object provides information about the
     geographical features for a planet. It contains information
     about a named feature such as location, size, origin of
     feature name, etc.  The Gazetteer table contains one row
     for each feature named on the planet.  The table is
     formatted so that it may be read directly into many data
     management systems on various host computers. All fields
     (columns) are separated by commas, and character fields are
     enclosed by double quotation marks. Each record consist of
     480 bytes, with a carriage return/line feed sequence in
     bytes 479 and 480. This allows the table to be treated as a
     fixed length record file on hosts that support this file
     type and as a normal text file on other hosts.
     The required columns have the following required keywords:
     NAME, DATA_TYPE, START_BYTE, BYTES, FORMAT, UNIT,
     DESCRIPTION.
     The required column names are:  TARGET_NAME,
     SEARCH_FEATURE_NAME, DIACRITIC_FEATURE_NAME,
     MINIMUM_LATITUDE, MAXIMUM_LATITUDE, CENTER_LATITUDE,
     MINIMUM_LONGITUDE, MAXIMUM_LONGITUDE, CENTER_LONGITUDE,
     LABEL_POSITION_ID, FEATURE_LENGTH, PRIMARY_PARENTAGE_ID,
     SECONDARY_PARENTAGE_ID, MAP_SERIAL_ID, FEATURE_STATUS_TYPE,
     APPROVAL_DATE, FEATURE_TYPE, REFERENCE_NUMBER,
     MAP_CHART_ID, FEATURE_DESCRIPTION.
     For more information related to the definition of the
     columns, please refer to the PDS Data Preparation Workbook."
  REQUIRED_ELEMENT_SET = {
     COLUMNS,
     DESCRIPTION,
     INTERCHANGE_FORMAT,
     NAME,
     ROW_BYTES,
     ROWS}
  REQUIRED_OBJECT_SET = {
     COLUMN}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = HEADER
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The HEADER object is used to identify and define the
     attributes of commonly used header data structures for
     non-PDS formats such as VICAR or FITS.  These structures
     are usually system or software  specific and are described
     in detail in a referenced description text file. The use of
     bytes within the header object refers to the number of
     bytes for the entire header, not a single record."
  REQUIRED_ELEMENT_SET = {
     BYTES,
     HEADER_TYPE}
  OPTIONAL_ELEMENT_SET = {
     DESCRIPTION,
     INTERCHANGE_FORMAT,
     PSDD,
     RECORDS}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = HISTOGRAM
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The histogram object is a sequence of numeric values that
     provides the number of occurrences of a data value or a
     range of data values in a data object.  The number of items
     in a histogram will normally be equal to the number of
     distinct values allowed in a field of the data object.
     (For example, an 8-bit integer field can have 256 values.
     This would result in a 256-item histogram.)  Histograms may
     be used to bin data, in which case an offset and scaling
     factor indicate the dynamic range of the data represented.
     The following equation allows the calculation of the range
     of each 'bin' in the histogram.
     'bin lower boundary' = ('bin element' * scaling_factor) +
     offset."
  REQUIRED_ELEMENT_SET = {
     DATA_TYPE,
     ITEM_BYTES,
     ITEMS}
  OPTIONAL_ELEMENT_SET = {
     BYTES,
     INTERCHANGE_FORMAT,
     OFFSET,
     PSDD,
     SCALING_FACTOR}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = HISTORY
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     A HISTORY object is a dynamic description of the history of
     one or more associated data objects in a file.  It
     supplements the essentially static description contained in
     the PDS label.
     The HISTORY object contains text in a
     format similar to that of the ODL statements used in the
     label.  It identifies previous computer manipulation of 
     the principal data object(s) in the file.  It includes an
     identification of the source data, processes performed,
     processing parameters, as well as dates and times of
     processing.  It is intended that the history be available
     for display, be dynamically extended by any process
     operating on the data, and automatically propagated to the
     resulting data file.  Eventually, it might be extracted for
     loading in detailed level catalogs of data set contents.
     The HISTORY object is structured as a series of History
     Entries, one for each process which has operated on the
     data.  Each entry contains a standard set of   ODL element
     assignment statements, delimited by GROUP = program_name
     and END_GROUP = program_name statements.  A subgroup in
     each entry, delimited by GROUP = PARAMETERS and END_GROUP =
     PARAMETERS, contains statements specifying the values of
     all parameters of the program.
     HISTORY ENTRY ELEMENTS
     Attribute       Description
     VERSION_DATE    Program version date, ISO standard format.
     DATE_TIME       Run date and time, ISO standard format.
     NODE_NAME       Network name of computer
     USER_NAME       Username.
     SOFTWARE_DESC   Program-generated (brief) description.
     USER_NOTE       User-supplied (brief) description.
     Unlike the above
     elements, the names of the parameters defined in the
     PARAMETERS subgroup are uncontrolled, and must only conform
     to the program.
     The last entry in a HISTORY object is
     followed by an END statement.  The HISTORY object, by
     convention, follows the PDS label of the file, beginning on
     a record boundary, and is located by a pointer statement in
     the label. There are no required elements for the PDS label
     description of the object; it is represented in the label
     only by the pointer statement, and OBJECT = HISTORY and
     END_OBJECT = HISTORY statements.
     The HISTORY capability
     has been implemented as part of the Integrated Software for
     Imaging Spectrometers (ISIS) system (see QUBE object
     definition).  ISIS Qube applications add their own entries
     to the Qube file's cumulative History object.  ISIS
     programs run under NASA's TAE (Transportable Applications
     Executive) system, and are able to automatically insert all
     parameters of their TAE procedure into the history entry
     created by the program.  Consult the ISIS System Design
     document for details and limitations imposed by that
     system.  (See the QUBE object description for further
     references.)"
  OPTIONAL_ELEMENT_SET = {
     PSDD}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = IMAGE
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     An image object is a regular array of sample values. Image
     objects are normally processed with special display tools to
     produce a visual representation of the sample values.  This
     is done by assigning brightness levels or display colors to
     the various sample values.  Images are composed of LINES and
     SAMPLES.  They may contain multiple bands, in one of several
     storage orders.
     Note: Additional engineering values may be prepended or
     appended to each LINE of an image, and are stored as
     concatenated TABLE objects, which must be named LINE_PREFIX
     and LINE_SUFFIX.  IMAGE objects may be associated with other
     objects, including HISTOGRAMs, PALETTEs, HISTORY, and TABLEs
     which contain statistics, display parameters, engineering
     values, or other ancillary data."
  REQUIRED_ELEMENT_SET = {
     LINE_SAMPLES,
     LINES,
     SAMPLE_BITS,
     SAMPLE_TYPE}
  OPTIONAL_ELEMENT_SET = {
     BAND_SEQUENCE,
     BAND_STORAGE_TYPE,
     BANDS,
     CHECKSUM,
     DERIVED_MAXIMUM,
     DERIVED_MINIMUM,
     DESCRIPTION,
     ENCODING_TYPE,
     FIRST_LINE,
     FIRST_LINE_SAMPLE,
     INVALID_CONSTANT,
     LINE_DISPLAY_DIRECTION,
     LINE_PREFIX_BYTES,
     LINE_SUFFIX_BYTES,
     MISSING_CONSTANT,
     OFFSET,
     PSDD,
     SAMPLE_BIT_MASK,
     SAMPLE_DISPLAY_DIRECTION,
     SAMPLING_FACTOR,
     SCALING_FACTOR,
     SOURCE_FILE_NAME,
     SOURCE_LINE_SAMPLES,
     SOURCE_LINES,
     SOURCE_SAMPLE_BITS,
     STRETCH_MAXIMUM,
     STRETCH_MINIMUM,
     STRETCHED_FLAG}
  OPTIONAL_OBJECT_SET = {
     WINDOW}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = IMAGE_MAP_PROJECTION
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The IMAGE_MAP_PROJECTION object is one of two distinct objects that
     define the map projection used in creating cartographically registered
     digital images in a PDS data set.  The other associated object that
     completes the definition is called DATA_SET_MAP_PROJECTION.  The map
     projection information resides in these two objects to reduce
     redundancy and at the same time to allow the inclusion of elements
     needed to process the data at the image level. Basically, static
     information that is applicable to the complete data set resides in the
     DATA_SET_MAP_PROJECTION object, while dynamic information that is
     applicable to the individual images resides in the
     IMAGE_MAP_PROJECTION object.  The line_first_pixel, line_last_pixel,
     sample_first_pixel, and sample_last_pixel keywords are used to
     indicate spatial orientation of a stored image.  An image may have
     been shifted or flipped prior to being physically recorded.  These
     keywords give the mapping of pixels between the original image and the
     stored image. The IMAGE_MAP_PROJECTION object is to be included in a
     data product label, and used to load the map projection catalog data
     into a PDS Catalog.  Note: For pre-V3.1 PDS Standards the default
     coordinate system was Planetographic."
  REQUIRED_ELEMENT_SET = {
     A_AXIS_RADIUS,
     B_AXIS_RADIUS,
     C_AXIS_RADIUS,
     CENTER_LATITUDE,
     CENTER_LONGITUDE,
     COORDINATE_SYSTEM_NAME,
     COORDINATE_SYSTEM_TYPE,
     EASTERNMOST_LONGITUDE,
     LINE_FIRST_PIXEL,
     LINE_LAST_PIXEL,
     LINE_PROJECTION_OFFSET,
     MAP_PROJECTION_ROTATION,
     MAP_PROJECTION_TYPE,
     MAP_RESOLUTION,
     MAP_SCALE,
     MAXIMUM_LATITUDE,
     MINIMUM_LATITUDE,
     POSITIVE_LONGITUDE_DIRECTION,
     SAMPLE_FIRST_PIXEL,
     SAMPLE_LAST_PIXEL,
     SAMPLE_PROJECTION_OFFSET,
     WESTERNMOST_LONGITUDE}
  OPTIONAL_ELEMENT_SET = {
     DATA_SET_ID,
     FIRST_STANDARD_PARALLEL,
     HORIZONTAL_FRAMELET_OFFSET,
     IMAGE_ID,
     KEYWORD_LATITUDE_TYPE,
     OBLIQUE_PROJ_POLE_LATITUDE,
     OBLIQUE_PROJ_POLE_LONGITUDE,
     OBLIQUE_PROJ_POLE_ROTATION,
     OBLIQUE_PROJ_X_AXIS_VECTOR,
     OBLIQUE_PROJ_Y_AXIS_VECTOR,
     OBLIQUE_PROJ_Z_AXIS_VECTOR,
     REFERENCE_LATITUDE,
     REFERENCE_LONGITUDE,
     SECOND_STANDARD_PARALLEL,
     VERTICAL_FRAMELET_OFFSET}
  REQUIRED_OBJECT_SET = {
     DATA_SET_MAP_PROJECTION}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = INDEX_TABLE
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The INDEX_TABLE object is a specific type of TABLE object
     that provides information about the data stored on an
     archive volume.  The INDEX table contains one row for each
     data file (or data product label file in the case where
     detached labels are used) on the volume.  The table is
     formatted so that it may be read directly by many data
     management systems on various host computers.  All fields
     (columns) are separated by commas, and character filesd are
     enclosed by double quotation marks.  Each record ends in a
     carriage return/line feed sequence.  This allows the table
     to be treated as a fixed length record file on hosts that
     support this file type, and as a normal text file on other
     hosts.  It is recommended that RECORD_BYTES and ROW_BYTES
     be even numbers to simplify ingestion of these files on
     systems where byte-level parsing is either difficult or
     impossible.  There are two categories of columns for an
     Index table:  Identification and Search.  PDS data element
     names should be used as column names wherever appropriate.
     The required columns are used for identification.  The
     optional columns are data dependent and are used for
     search.  For example, the following may be useful for
     searching:
      
     LOCATION (e.g., LATITUDE, LONGITUDE,ORBIT_NUMBER)
     TIME (e.g., START_TIME,SPACECRAFT_CLOCK_START_COUNT)
     FEATURE (e.g., FEATURE_TYPE)
     OBSERVATIONAL CHARACTERISTICS (e.g., INCIDENCE_ANGLE)
     INSTRUMENT CHARACTERISTICS (e.g., FILTER_NAMES)
      
     For archive volumes created before this standard was approved:
      
     1) If the keyword INDEX_TYPE is not present, the value defaults
     to SINGLE unless the Index's filename is given as CUMINDEX.TAB.
     2) If the keyword INDEXED_FILE_NAME is not present,
     the value defaults to '*.*' indicating that the index
     encompasses all files on the volume.
      
     The required COLUMN objects must be named (NAME=):
      
     FILE_SPECIFICATION_NAME OR PATH_NAME and FILE_NAME
     PRODUCT_ID (**)
     VOLUME_ID (*)
     DATA_SET_ID (*)
     PRODUCT_CREATION_TIME (*)
     LOGICAL_VOLUME_PATH_NAME (must be used with PATH_NAME and
     FILE_NAME for a logical volume) (*)
      
     (*)  If the value is constant across the data in the index
     table, this keyword can appear as a keyword inside the
     INDEX_TABLE object.  If the value is not constant, then a
     column of the given name must be used.
     (**) PRODUCT_ID is not required if it has the same value as
     FILE_NAME or FILE_SPECIFICATION_NAME.
      
     Required keywords for required COLUMN Objects:
      
     NAME
     DATA_TYPE
     START_BYTE
     BYTES
     DESCRIPTION
      
     Optional keywords for required COLUMN Objects:
      
     UNKNOWN_CONSTANT
     NOT_APPLICABLE_CONSTANT
     NULL_CONSTANT
      
      Optional COLUMN Objects (NAME=):
      
     MISSION_NAME
     INSTRUMENT_NAME (or ID)
     INSTRUMENT_HOST_NAME (or ID)
     TARGET_NAME
     PRODUCT_TYPE
     MISSION_PHASE_NAME
     VOLUME_SET_ID
     START_TIME
     STOP_TIME
     SPACECRAFT_CLOCK_START_COUNT
     SPACECRAFT_CLOCK_STOP_COUNT
     any other search columns"
  REQUIRED_ELEMENT_SET = {
     COLUMNS,
     INDEX_TYPE,
     INTERCHANGE_FORMAT,
     ROW_BYTES,
     ROWS}
  OPTIONAL_ELEMENT_SET = {
     DESCRIPTION,
     INDEXED_FILE_NAME,
     NAME,
     NOT_APPLICABLE_CONSTANT,
     UNKNOWN_CONSTANT}
  REQUIRED_OBJECT_SET = {
     COLUMN}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = INSTRUMENT
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The INSTRUMENT catalog object is used to submit information
     to the PDS about a particular instrument.  It contains a
     detailed description and identifies any references
     associated with the instrument."
  REQUIRED_ELEMENT_SET = {
     INSTRUMENT_HOST_ID,
     INSTRUMENT_ID}
  REQUIRED_OBJECT_SET = {
     INSTRUMENT_INFORMATION,
     INSTRUMENT_REFERENCE_INFO}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = INSTRUMENT_HOST
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The INSTRUMENT_HOST catalog object is used to describe the
     spacecraft or earth-based observatory from which instrument
     measurements were taken."
  REQUIRED_ELEMENT_SET = {
     INSTRUMENT_HOST_ID}
  REQUIRED_OBJECT_SET = {
     INSTRUMENT_HOST_INFORMATION,
     INSTRUMENT_HOST_REFERENCE_INFO}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = INSTRUMENT_HOST_INFORMATION
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The INSTRUMENT_HOST_INFORMATION catalog object provides a
     detailed description of the properties and characteristics
     of the instrument host."
  REQUIRED_ELEMENT_SET = {
     INSTRUMENT_HOST_DESC,
     INSTRUMENT_HOST_NAME,
     INSTRUMENT_HOST_TYPE}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = INSTRUMENT_HOST_REFERENCE_INFO
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The INSTRUMENT_HOST_REFERENCE_INFO catalog object is
     completed for each reference associated with the instrument
     host."
  REQUIRED_ELEMENT_SET = {
     REFERENCE_KEY_ID}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = INSTRUMENT_INFORMATION
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The INSTINFO (Instrument Information) catalog object is
     completed for the instrument id entered in the EBINSTRUMENT
     or SCINSTRUMENT catalog object."
  REQUIRED_ELEMENT_SET = {
     INSTRUMENT_DESC,
     INSTRUMENT_NAME,
     INSTRUMENT_TYPE}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = INSTRUMENT_REFERENCE_INFO
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The INSTREFINFO (Instrument Reference Information) catalog
     object forms part of a standard set for the submission of a
     publication reference to the PDS.  The INSTREFINFO object
     contains the following subobject: REFERENCE."
  REQUIRED_ELEMENT_SET = {
     REFERENCE_KEY_ID}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = INVENTORY
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The INVENTORY (PDS Data Set Inventory) catalog object is
     completed once for each Node that is responsible for
     orderable data sets from the PDS catalog. Its subobjects
     provide the necessary inventory information which will
     facilitate the ordering of these data sets. The INVENTORY
     object contains the following subobjects: INVNETTHRSHLD."
  REQUIRED_ELEMENT_SET = {
     NODE_ID}
  REQUIRED_OBJECT_SET = {
     INVENTORY_DATA_SET_INFO}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = INVENTORY_DATA_SET_INFO
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The INVDSINFO (Inventory Data Set Information) catalog
     object provides all the size and threshold information
     specific to a PDS data set. The INVDSINFO catalog object
     and its subcatalog objects are to be submitted repetitively
     for each orderable and cataloged PDS data set. The
     INVDSINFO object contains the following subobjects:
     INVSIZE, INVSZTHRSHLD, INVPINSW, and INVNODEMEDIA."
  REQUIRED_ELEMENT_SET = {
     PRODUCT_DATA_SET_ID}
  REQUIRED_OBJECT_SET = {
     INVENTORY_NODE_MEDIA_INFO}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = INVENTORY_NODE_MEDIA_INFO
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The INVNODEMEDIA (Inventory Node Media Information) catalog
     object provides information about data set distribution
     medium, data set size, data set cost, and a maximum number
     of copies a Node is willing to distribute per medium for a
     PDS cataloged data set This catalog object is repeated for
     each type of distribution medium."
  REQUIRED_ELEMENT_SET = {
     COPIES,
     INVENTORY_SPECIAL_ORDER_NOTE,
     MEDIUM_DESC,
     MEDIUM_TYPE}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = LINE_SUFFIX
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The LINE_SUFFIX group provides a mechanism for grouping keywords that
     describe the properties of each LINE suffix plane, or BOTTOMPLANE, of a
     SPECTRAL_QUBE."
  REQUIRED_ELEMENT_SET = {
     SUFFIX_ITEM_BYTES,
     SUFFIX_ITEM_TYPE,
     SUFFIX_NAME}
  OPTIONAL_ELEMENT_SET = {
     BIT_MASK,
     SUFFIX_BASE,
     SUFFIX_HIGH_INSTR_SAT,
     SUFFIX_HIGH_REPR_SAT,
     SUFFIX_LOW_INSTR_SAT,
     SUFFIX_LOW_REPR_SAT,
     SUFFIX_MULTIPLIER,
     SUFFIX_NULL,
     SUFFIX_UNIT,
     SUFFIX_VALID_MINIMUM}
OBJECT_TYPE = GENERIC_GROUP
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = MISSION
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The MISSION catalog object forms part of a standard set for
     the submission of a mission to the PDS. The MISSION object
     contains the following subobjects: MSNINFO and MSNREFINFO."
  REQUIRED_ELEMENT_SET = {
     MISSION_NAME}
  REQUIRED_OBJECT_SET = {
     MISSION_HOST,
     MISSION_INFORMATION,
     MISSION_REFERENCE_INFORMATION}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = MISSION_HOST
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The MISSION_HOST catalog object contains the identifier for
     each instrument host associated with a mission."
  REQUIRED_ELEMENT_SET = {
     INSTRUMENT_HOST_ID}
  REQUIRED_OBJECT_SET = {
     MISSION_TARGET}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = MISSION_INFORMATION
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The  MSNINFO (Mission Information) catalog object is
     completed for the mission name entered in the MISSION
     catalog object in order to provide general information
     regarding the mission. The MSNINFO object contains the
     following subobjects: MSNPHSINFO."
  REQUIRED_ELEMENT_SET = {
     MISSION_ALIAS_NAME,
     MISSION_DESC,
     MISSION_OBJECTIVES_SUMMARY,
     MISSION_START_DATE,
     MISSION_STOP_DATE}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = MISSION_REFERENCE_INFORMATION
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The MSNREFINFO (Mission Reference Information) catalog
     object forms part of a standard set for the submission of a
     publication reference to the PDS. The MSNREFINFO object
     contains the following subobjects: REFERENCE."
  REQUIRED_ELEMENT_SET = {
     REFERENCE_KEY_ID}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = MISSION_TARGET
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The MISSION_TARGET catalog object contains the name of each
     target associated with a mission."
  REQUIRED_ELEMENT_SET = {
     TARGET_NAME}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = NODE
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The NODE catalog object forms part of a standard set for
     the submission of a Node to the PDS. The NODE object
     contains the following subobjects: NODEINFO."
  REQUIRED_ELEMENT_SET = {
     NODE_ID}
  REQUIRED_OBJECT_SET = {
     NODE_INFORMATION}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = NODE_INFORMATION
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The NODEINFO (Node Information) catalog object is completed
     for the Node specified the NODE catalog object."
  REQUIRED_ELEMENT_SET = {
     DA_CONTACT_PDS_USER_ID,
     DISCIPLINE_NAME,
     NODE_DESC,
     NODE_INSTITUTION_NAME,
     NODE_MANAGER_PDS_USER_ID,
     NODE_NAME,
     OPERATIONS_CONTACT_PDS_USER_ID}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = NSSDC_DATA_SET_ID
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     This template shall be completed for each PDS Data Set.
     The PDS Data Engineer shall fill in the PDS data set
     information and forward it to NSSDC who shall be responsible
      for supplying the value of the NSSDC_DATA_SET_ID keyword."
  REQUIRED_ELEMENT_SET = {
     DATA_SET_COLL_OR_DATA_SET_ID,
     DATA_SET_NAME,
     MEDIUM_TYPE,
     NSSDC_DATA_SET_ID}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = PALETTE
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The PALETTE object is a sub-class of the table object.  It
     contains entries which represents color assignments for
     SAMPLE values contained in an IMAGE.
     If the palette is stored in an external file from the
      data file, then it should be stored in ASCII format
     as 256 ROWS, each composed of 4 COLUMNS.  The first column
     contains the SAMPLE value (0 to 255 for an 8-bit SAMPLE),
     and the remaining 3 COLUMNS contain the relative amount
     (a value from 0 to 255) of each primary color to be assigned
      for that SAMPLE value.
     If the palette is stored in the data file, then it should
     be stored in BINARY format as 256 consecutive 8-bit values
     for each primary color (RED, GREEN, BLUE) resulting in a
     768 byte record."
  REQUIRED_ELEMENT_SET = {
     COLUMNS,
     INTERCHANGE_FORMAT,
     ROW_BYTES,
     ROWS}
  OPTIONAL_ELEMENT_SET = {
     DESCRIPTION,
     NAME,
     PSDD}
  REQUIRED_OBJECT_SET = {
     COLUMN}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = PARAMETERS
  STATUS_TYPE = PENDING
  DESCRIPTION = "
     The parameters group provides a mechanism for
     Grouping multiple sets of related parameters within a
     data product label."
  OPTIONAL_ELEMENT_SET = {
     PSDD}
OBJECT_TYPE = GENERIC_GROUP
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = PERSONNEL
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The PERSON (Personnel) catalog object forms part of a
     standard set for the submission of a PDS user to the PDS.
     The PERSON object contains the following subobjects:
     PERSINFO, PERSORDER, PERSELECMAIL, PERSINSTN, PERSNODE,
     PERSMSN, and PERSTASK."
  REQUIRED_ELEMENT_SET = {
     PDS_USER_ID}
  REQUIRED_OBJECT_SET = {
     PERSONNEL_ELECTRONIC_MAIL,
     PERSONNEL_INFORMATION}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = PERSONNEL_ELECTRONIC_MAIL
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The PERSELECMAIL (Personnel Electronic Mail) catalog object
     is repeated for each electronic mail address of a PDS user."
  REQUIRED_ELEMENT_SET = {
     ELECTRONIC_MAIL_ID,
     ELECTRONIC_MAIL_TYPE,
     PREFERENCE_ID}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = PERSONNEL_INFORMATION
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The PERSINFO (Personnel Information) catalog object is
     completed for the PDS user id entered in the PERSON catalog
     object, in order to provide general information about the
     user."
  REQUIRED_ELEMENT_SET = {
     ADDRESS_TEXT,
     ALTERNATE_TELEPHONE_NUMBER,
     FAX_NUMBER,
     FULL_NAME,
     INSTITUTION_NAME,
     LAST_NAME,
     NODE_ID,
     PDS_ADDRESS_BOOK_FLAG,
     PDS_AFFILIATION,
     REGISTRATION_DATE,
     TELEPHONE_NUMBER}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = QUBE
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The QUBE object is a multidimensional array (called the
     core) of sample values in multiple dimensions. QUBEs of one
     to three dimensions can support optional suffix areas in
     each axis.
     A specialization of the QUBE object is the ISIS
     (Integrated Software for Imaging Spectrometers) Standard
     Qube, which is a three-dimensional QUBE with two spatial
     dimensions and one spectral dimension.  Its axes have the
     interpretations 'sample', 'line and 'band'.  Three physical
     storage orders are allowed: band-sequential,
     line_interleaved (band-interleaved-by-line) and
     sample_interleaved (band-interleaved-by-pixel).
     An example of a Standard ISIS Qube is a spectral
     image qube containing data from an imaging spectrometer.
     Such a qube is simultaneously a set of images
     (at different wavelengths) of the same target area,
     and a set of spectra at each point of the target area.
     Typically, suffix areas in such a qube are confined
     to 'backplanes' containing geometric or quality
     information about individual spectra, i.e. about
     the set of corresponding values at the same pixel location
     in each band.
     NOTE: The following required and optional
     elements of the Qube object are ISIS-specific.  Since the
     ISIS system was designed before the current version of the
     PDS Data Dictionary, some of the element names conflict
     with current PDS nomenclature standards.
     NOTE:  In a Generalized ISIS Qube, the axis names are
     arbitrary, but in a Standard ISIS Qube, the standard value
     set applies."
  REQUIRED_ELEMENT_SET = {
     AXES,
     AXIS_NAME,
     CORE_BASE,
     CORE_HIGH_INSTR_SATURATION,
     CORE_HIGH_REPR_SATURATION,
     CORE_ITEM_BYTES,
     CORE_ITEM_TYPE,
     CORE_ITEMS,
     CORE_LOW_INSTR_SATURATION,
     CORE_LOW_REPR_SATURATION,
     CORE_MULTIPLIER,
     CORE_NULL,
     CORE_VALID_MINIMUM,
     SUFFIX_BYTES,
     SUFFIX_ITEMS}
  OPTIONAL_ELEMENT_SET = {
     BAND_BIN_CENTER,
     BAND_BIN_DETECTOR,
     BAND_BIN_GRATING_POSITION,
     BAND_BIN_ORIGINAL_BAND,
     BAND_BIN_STANDARD_DEVIATION,
     BAND_BIN_UNIT,
     BAND_BIN_WIDTH,
     CORE_NAME,
     CORE_UNIT,
     PSDD,
     SUFFIX_BASE,
     SUFFIX_HIGH_INSTR_SAT,
     SUFFIX_HIGH_REPR_SAT,
     SUFFIX_ITEM_BYTES,
     SUFFIX_ITEM_TYPE,
     SUFFIX_LOW_INSTR_SAT,
     SUFFIX_LOW_REPR_SAT,
     SUFFIX_MULTIPLIER,
     SUFFIX_NAME,
     SUFFIX_NULL,
     SUFFIX_UNIT,
     SUFFIX_VALID_MINIMUM}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = REFERENCE
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The REFERENCE catalog object is completed for each
     reference document."
  REQUIRED_ELEMENT_SET = {
     REFERENCE_DESC,
     REFERENCE_KEY_ID}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = RESOURCE_INFORMATION
  STATUS_TYPE = PENDING
  DESCRIPTION = "
     The RESOURCE_INFORMATION object is used to submit information
     about each of the resources (e.g. web pages, ftp sites, data set
     browsers) that may be used used to select and download data
     products or other files associated with the data set.  The
     RESOURCE_INFORMATION object is repeated for each resource
     associated with the data set."
  REQUIRED_ELEMENT_SET = {
     DESCRIPTION,
     RESOURCE_CLASS,
     RESOURCE_ID,
     RESOURCE_LINK,
     RESOURCE_NAME,
     RESOURCE_STATUS}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = SAMPLE_SUFFIX
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The SAMPLE_SUFFIX group provides a mechanism for grouping keywords that
     describe the properties of each SAMPLE suffix plane, or SIDEPLANE, of a
     SPECTRAL_QUBE."
  REQUIRED_ELEMENT_SET = {
     SUFFIX_ITEM_BYTES,
     SUFFIX_ITEM_TYPE,
     SUFFIX_NAME}
  OPTIONAL_ELEMENT_SET = {
     BIT_MASK,
     SUFFIX_BASE,
     SUFFIX_HIGH_INSTR_SAT,
     SUFFIX_HIGH_REPR_SAT,
     SUFFIX_LOW_INSTR_SAT,
     SUFFIX_LOW_REPR_SAT,
     SUFFIX_MULTIPLIER,
     SUFFIX_NULL,
     SUFFIX_UNIT,
     SUFFIX_VALID_MINIMUM}
OBJECT_TYPE = GENERIC_GROUP
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = SERIES
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The series object is a sub-class of the table object.  It is
     used for storing a sequence of measurements organized in
     a specific way (e.g., ascending time, radial distances).
     The current version uses the same physical format
     specification as the table object, but includes sampling
     parameter information that describes the variation between
     elements in the series.
     The sampling parameter keywords are required for the series
     object, and may be optional for one or more column
     sub-objects, depending on the data organization."
  REQUIRED_ELEMENT_SET = {
     COLUMNS,
     INTERCHANGE_FORMAT,
     ROW_BYTES,
     ROWS,
     SAMPLING_PARAMETER_INTERVAL,
     SAMPLING_PARAMETER_NAME,
     SAMPLING_PARAMETER_UNIT}
  OPTIONAL_ELEMENT_SET = {
     DERIVED_MAXIMUM,
     DERIVED_MINIMUM,
     DESCRIPTION,
     MAXIMUM_SAMPLING_PARAMETER,
     MINIMUM_SAMPLING_PARAMETER,
     NAME,
     PSDD,
     ROW_PREFIX_BYTES,
     ROW_SUFFIX_BYTES}
  REQUIRED_OBJECT_SET = {
     COLUMN}
  OPTIONAL_OBJECT_SET = {
     CONTAINER}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = SOFTWARE
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
      The SOFTWARE catalog object forms part of a standard set for
      the submission of software to the PDS. The SOFTWARE object
      contains the following subobjects: SWINFO, SWONLINE, and SWPUR."
  REQUIRED_ELEMENT_SET = {
     SOFTWARE_ID,
     SOFTWARE_VERSION_ID}
  REQUIRED_OBJECT_SET = {
     SOFTWARE_INFORMATION,
     SOFTWARE_ONLINE,
     SOFTWARE_PURPOSE}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = SOFTWARE_INFORMATION
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The SOFTWARE_INFORMATION catalog object contains the identifier for
     each piece of software in the PDS."
  REQUIRED_ELEMENT_SET = {
     DATA_FORMAT,
     NODE_ID,
     PDS_USER_ID,
     REQUIRED_STORAGE_BYTES,
     SOFTWARE_DESC,
     SOFTWARE_LICENSE_TYPE,
     SOFTWARE_NAME,
     TECHNICAL_SUPPORT_TYPE}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = SOFTWARE_ONLINE
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The SOFTWARE_ONLINE catalog object contains the identifier for
     each node that provides online access to the software in the PDS."
  REQUIRED_ELEMENT_SET = {
     NODE_ID,
     ON_LINE_IDENTIFICATION,
     ON_LINE_NAME,
     PLATFORM,
     PROTOCOL_TYPE}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = SOFTWARE_PURPOSE
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The SOFTWARE_PURPOSE catalog object contains the identifier for
     the function that the software performs."
  REQUIRED_ELEMENT_SET = {
     SOFTWARE_PURPOSE}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = SPECTRAL_QUBE
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     Note that the SPECTRAL_QUBE described here is specifically a PDS
     SPECTRAL_QUBE.  While similar to the ISIS Qube, it is not identical.
     (For guidelines on producing a spectral qube that is compliant with
     both PDS and ISIS, see the SPECTRAL_QUBE chapter of Appendix A of the
     PDS Standards Reference.)
      
     The SPECTRAL_QUBE object is a three-dimensional object with two
     spatial dimensions and one spectral dimension.  The axes have the
     interpretations 'sample', 'line', and 'band', respectively.
      
     Each of the three axes in a SPECTRAL_QUBE object may optionally
     include suffix data that extend the length of the axis.  Conceptually,
     this can be viewed as forming one or more suffix planes that are
     attached to the core qube.  Suffix planes that extend the band
     dimension are called BACKPLANES.  Suffix planes that extend the sample
     dimension are called SIDEPLANES.  Suffix planes that extend the line
     dimension are called BOTTOMPLANES.
      
     Note that these terms refer to the 'logical' axes -- that is, how the
     axes are conceptually modeled -- and are not necessarily related to
     the physical storage of the SPECTRAL_QUBE object.  The suffix planes
     are used for storing auxiliary data that are associated with the core
     data.  For example, a backplane might be used for storing the latitude
     values for each spatial-spatial pixel.  Another backplane might be
     used for storing the wavelength of the deepest absorption feature that
     was found in the spectrum at each spatial-spatial pixel.  One or more
     SIDEPLANES might be used for storing engineering data that are
     associated with each spatial line.
      
     Within the logical structure of the SPECTRAL_QUBE, SAMPLE=1 is the
     left edge of the spatial-spatial core image.  LINE=1 is the top edge
     of the spatial-spatial core image.  BAND=1 corresponds to the
     spatial-spatial images at the 'front' of the qube.  Core coordinates
     do not carry over to the suffix regions.
      
     The file in which a SPECTRAL_QUBE data object is stored is physically
     access as though it were a one-dimensional data structure.  Storing
     the SPECTRAL_QUBE thus requires that the 'logical' three-dimensional
     structure be mapped into the one-dimensional physical file structure.
     This involves moving through the three-dimensional structure in
     certain patterns to determine the linear sequence of core and suffix
     pixel values that occur in the file.  In SPECTRAL_QUBE files, this
     pattern is defined by specifying which axis index varies fastest in
     the linear sequence of pixel values in the file, which axis varies
     second fastest, and which axis varies slowest.
      
     In SPECTRAL_QUBE files, the names of the three axes are always SAMPLE,
     LINE, and BAND.  The AXIS_NAME keyword has an array of values that
     list the names of the axes in the qube.  The order of the names
     specifies the qube storage order in the file.  The first axis is the
     fastest varying, and the third axis is the slowest varying.  The
     SPECTRAL_QUBE supports the following three storage order:
      
     - (SAMPLE, LINE, BAND) - Band Sequential (BSQ)
     - (SAMPLE, BAND, LINE) - Band Interleaved by Line (BIL)
     - (BAND, SAMPLE, LINE) - Band Interleaved by Pixel (BIP)
      
     The lengths of the core axes are given by the CORE_ITEMS keyword and
     the lengths of the suffix axes are given by the SUFFIX_ITEMS keyword.
     Both these keywords have array values, whose order corresponds to the
     order of the axes given by the AXIS_NAME keyword.
      
     In the physical file storage, suffix pixel data (if present) are
     interspersed with the associated core pixel data.  For example, in a
     BSQ storage order file, the physical qube storage in the file begins
     with the pixels in the first (top) line of the spatial-spatial image
     plane at the first wavelength band.  This is followed by the sideplane
     pixel values that extend this line of core pixels.  Next are the core
     pixels for the second line, followed by the sideplane pixels for the
     second line.  After the last line of this first core image plane (and
     its associated sideplane pixels) comes the bottomplane pixels
     associated with the first band.  This is then repeated for the second
     through last bands.  Finally, all the backplane data are stored after
     all the core data and associated sideplane and bottomplane pixels.
      
     If a SPECTRAL_QUBE file includes suffixes on more than one axis, then
     the region that is the intersection between two (or all three) of the
     suffix regions is called a CORNER region.  The PDS requires that space
     for CORNER region data be allocated in the data files.  However, this
     space is never actually used.
      
     In a SPECTRAL_QUBE file, core pixels can occupy one, two or four
     bytes.  All core pixels within a single file must be of the same
     physical storage size.  Suffix pixels can also occupy one, two, or
     four bytes of storage in the file.  All the suffix pixels within a
     single file must be of the same physical storage size.  Suffix pixels
     need not be the same size as core pixels.  Handling of different pixel
     data types is described in detail below.
      
     In SPECTRAL_QUBE files, core pixel values can be represented by one of
     several formats.  The formats available are dependent on the number of
     bytes used to store the values in the file.  The format is given by
     the CORE_ITEM_TYPE keyword and the number of bytes stored is given by
     the CORE_ITEM_BYTES keyword.  The following table shows the allowable
     formats and the number of bytes of storage the use:
      
     CORE_ITEM_BYTES     CORE_ITEM_TYPE    Type Conversion
                                             Parameters
       1, 2, or 4       UNSIGNED_INTEGER        Yes
       1, 2, or 4     MSB_UNSIGNED_INTEGER      Yes
       1, 2, or 4     LSB_UNSIGNED_INTEGER      Yes
       1, 2, or 4           INTEGER             Yes
       1, 2, or 4         MSB_INTEGER           Yes
       1, 2, or 4         LSB_INTEGER           Yes
            4              IEEE_REAL             No
            4               VAX_REAL             No
            4               PC_REAL              No
      
     As the table above indicates, stored integer values can be converted
     to real values, representing the actual pixel.  The type conversion
     parameters are given by the CORE_BASE and CORE_MULTIPLIER keywords,
     and the real value being represented is determined as follows:
      
       'real_value' = CORE_BASE + (CORE_MULTIPLIER * REAL(stored_value))
      
     For 4-byte real formats, the stored values are floating point values
     that directly represent the pixel values.
      
     The same data types and number of storage bytes that are shown in the
     above table are also available to suffix pixels.  However, suffix
     pixels need not be the same size or have the same data type as the
     core pixels.  Therefore, there is a SUFFIX_ITEM_BYTES keyword to
     indicate the number of bytes stored for suffix pixels and a
     SUFFIX_ITEM_TYPE keyword to describe the data type of the suffix
     pixels.  Each suffix plane within a single file can have a different
     data format.  Thus, the values of these keywords are arrays.  Each
     element of the array refers to a separate suffix plane.
      
     The SPECTRAL_QUBE allows the number of bytes used to store data in
     each suffix pixel (SUFFIX_ITEM_BYTES) to be less than the total number
     of bytes allowcated to each suffix pixel (SUFFIX_BYTES).  It is
     therefore necessary to describe how the stored bytes are aligned
     within the allocated bytes.  The BIT_MASK keyword is used for this
     purpose.
      
     Note that in the following list of required and optional objects and
     groups, while the *_SUFFIX groups are listed as optional, they are
     required if their named axis appears in the qube."
  REQUIRED_ELEMENT_SET = {
     AXES,
     AXIS_NAME,
     CORE_ITEM_BYTES,
     CORE_ITEM_TYPE,
     CORE_ITEMS,
     SUFFIX_ITEMS}
  OPTIONAL_ELEMENT_SET = {
     CORE_BASE,
     CORE_HIGH_INSTR_SATURATION,
     CORE_HIGH_REPR_SATURATION,
     CORE_LOW_INSTR_SATURATION,
     CORE_LOW_REPR_SATURATION,
     CORE_MULTIPLIER,
     CORE_NAME,
     CORE_NULL,
     CORE_UNIT,
     CORE_VALID_MINIMUM,
     ISIS_STRUCTURE_VERSION_ID,
     LINE_DISPLAY_DIRECTION,
     MD5_CHECKSUM,
     SAMPLE_DISPLAY_DIRECTION,
     SUFFIX_BYTES}
  REQUIRED_OBJECT_SET = {
     BAND_BIN}
  OPTIONAL_OBJECT_SET = {
     BAND_SUFFIX,
     IMAGE_MAP_PROJECTION,
     LINE_SUFFIX,
     SAMPLE_SUFFIX}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = SPECTRUM
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The spectrum object is a form of table used for storing
     spectral measurements.  The spectrum is assumed to have a
     number of measurements of the observation target taken in
     different spectral bands.  It uses the same physical format
     specification as the table object, but includes sampling
     parameter information which indicates the spectral region
     measured in successive columns or rows.  The common sampling
     parameters for spectrum objects are wavelength, frequency,
     and velocity."
  REQUIRED_ELEMENT_SET = {
     COLUMNS,
     INTERCHANGE_FORMAT,
     ROW_BYTES,
     ROWS}
  OPTIONAL_ELEMENT_SET = {
     DERIVED_MAXIMUM,
     DERIVED_MINIMUM,
     DESCRIPTION,
     MAXIMUM_SAMPLING_PARAMETER,
     MINIMUM_SAMPLING_PARAMETER,
     NAME,
     PSDD,
     ROW_PREFIX_BYTES,
     ROW_SUFFIX_BYTES,
     SAMPLING_PARAMETER_INTERVAL,
     SAMPLING_PARAMETER_NAME,
     SAMPLING_PARAMETER_UNIT}
  REQUIRED_OBJECT_SET = {
     COLUMN}
  OPTIONAL_OBJECT_SET = {
     CONTAINER}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = SPICE_KERNEL
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The spice_kernel object defines a single kernel from a
     collection of SPICE kernels.  SPICE kernels provide
     ancillary data needed to support the planning and subsequent
     analysis of space science observations.
     The SPICE system includes the software and documentation
     required to read the SPICE kernels and use the data
     contained therein to help plan observations or interpret
     space science data.  This software and associated
     documentation are collectively called the NAIF Toolkit.
     Kernel files are the major components of the SPICE system.
     The EPHEMERIS kernel type (SPK) contains spacecraft and
     planet, satellite or other target body ephemeris data
     that provide position and velocity of a spacecraft as a
     function of time.  The TARGET_CONSTANTS kernel type (PCK)
     contains planet, satellite, comet or asteroid cartographic
     constants for that object.  The INSTRUMENT kernel type (IK)
     contains a collection of science instrument information,
     including specification of the mounting alignment, internal
     timing, and other information needed to interpret
     measurements made with the instrument.  The POINTING kernel
     type (CK) contains pointing data (e.g., the inertially
     referenced attitude for a spacecraft structure upon which
     instruments are mounted, given as a function of time).
     The EVENTS kernel type (EK) contains event information
     (e.g., spacecraft and instrument commands, ground data
     system event logs, and experimenter's notebook comments).
     The LEAPSECONDS kernel type (LSK) contains an account of the
     leapseconds needed to correlate civil time (UTC) with
     ephemeris time (TDB).  This is the measure of time used in
     the SP kernel files.  The SPACECRAFT CLOCK COEFFICIENTS
     kernel type (CLK) contains the data needed to correlate a
     spacecraft clock with ephemeris time."
  REQUIRED_ELEMENT_SET = {
     DESCRIPTION,
     INTERCHANGE_FORMAT,
     KERNEL_TYPE}
  OPTIONAL_ELEMENT_SET = {
     PSDD}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = SPREADSHEET
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The SPREADSHEET object provides a variable-length, delimited ASCII
     format for labeling sparse tables and matrices. It is designed for
     use with spreadsheet and database text dump files in formats such
     as the comma-separated value (CSV) format."
  REQUIRED_ELEMENT_SET = {
     FIELD_DELIMITER,
     FIELDS,
     ROW_BYTES,
     ROWS}
  OPTIONAL_ELEMENT_SET = {
     DESCRIPTION,
     NAME,
     PSDD}
  REQUIRED_OBJECT_SET = {
     FIELD}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = TABLE
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The TABLE object is a uniform collection of rows
     containing ASCII and/or binary values stored in columns.
     Note: In the PDS, if any of the columns in a table are in
     binary format, the value of the keyword  interchange_format
     is BINARY and the value of record_type is FIXED_LENGTH.
     On the other hand, if the columns contain only ASCII data,
     interchange_format = ASCII and record_type can equal
     STREAM, VARIABLE_LENGTH, or FIXED_LENGTH."
  REQUIRED_ELEMENT_SET = {
     COLUMNS,
     INTERCHANGE_FORMAT,
     ROW_BYTES,
     ROWS}
  OPTIONAL_ELEMENT_SET = {
     DESCRIPTION,
     NAME,
     PSDD,
     ROW_PREFIX_BYTES,
     ROW_SUFFIX_BYTES,
     TABLE_STORAGE_TYPE}
  REQUIRED_OBJECT_SET = {
     COLUMN}
  OPTIONAL_OBJECT_SET = {
     CONTAINER}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = TARGET
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The TARGET catalog object forms part of a standard set for
     the submission of a target to the PDS. The TARGET object
     contains the following subobject: TARGETINFO."
  REQUIRED_ELEMENT_SET = {
     TARGET_NAME}
  REQUIRED_OBJECT_SET = {
     TARGET_INFORMATION}
  OPTIONAL_OBJECT_SET = {
     TARGET_REFERENCE_INFORMATION}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = TARGET_INFORMATION
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The TARGETINFO (Target Information) catalog object is
     completed if the target moves in an orbit, in order to
     provide target physical and dynamic parameters. The
     TARGETINFO object contains the following subobject:
     TARGPARMINFO."
  REQUIRED_ELEMENT_SET = {
     ORBIT_DIRECTION,
     PRIMARY_BODY_NAME,
     ROTATION_DIRECTION,
     TARGET_DESC,
     TARGET_TYPE}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = SPECIFIC_OBJECT_DEFINITION
  NAME = TARGET_REFERENCE_INFORMATION
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The TARGET_REFERERENCE_INFO catalog object is completed for
     each reference associated with a particular target."
  REQUIRED_ELEMENT_SET = {
     REFERENCE_KEY_ID}
OBJECT_TYPE = SPECIFIC
END_OBJECT = SPECIFIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = TEXT
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The TEXT object provides general description of a file of
     plain text.  It is recommended that text objects contain no
     special formatting characters, with the exception of the
     carriage return/line feed sequence and the page break.  It
     or Unix line terminators will cause text to be unreadable
     on other host computers.  Tabs are discouraged, since they
     are interpreted differently by different applications.
     To ensure ease of display by many text processors, it is
     recommended that text lines be limited to 70 characters."
  REQUIRED_ELEMENT_SET = {
     NOTE,
     PUBLICATION_DATE}
  OPTIONAL_ELEMENT_SET = {
     INTERCHANGE_FORMAT,
     PSDD}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = VOLUME
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The volume object describes a physical unit used to store
     or distribute data products (e.g. a magnetic tape, CD_ROM
     disk, On-Line Magnetic disk or floppy disk) which contains
     directories and files.  The directories and files may
     include documentation, software, calibration and geometry
     information as well as the actual science data."
  REQUIRED_ELEMENT_SET = {
     DATA_SET_ID,
     DESCRIPTION,
     MEDIUM_TYPE,
     PUBLICATION_DATE,
     VOLUME_FORMAT,
     VOLUME_ID,
     VOLUME_NAME,
     VOLUME_SERIES_NAME,
     VOLUME_SET_ID,
     VOLUME_SET_NAME,
     VOLUME_VERSION_ID,
     VOLUMES}
  OPTIONAL_ELEMENT_SET = {
     BLOCK_BYTES,
     DATA_SET_COLLECTION_ID,
     DD_VERSION_ID,
     FILES,
     HARDWARE_MODEL_ID,
     LOGICAL_VOLUME_PATH_NAME,
     LOGICAL_VOLUMES,
     MEDIUM_FORMAT,
     NOTE,
     OPERATING_SYSTEM_ID,
     PRODUCT_TYPE,
     PSDD,
     TRANSFER_COMMAND_TEXT,
     VOLUME_INSERT_TEXT}
  REQUIRED_OBJECT_SET = {
     CATALOG,
     DATA_PRODUCER}
  OPTIONAL_OBJECT_SET = {
     DATA_SUPPLIER,
     DIRECTORY,
     FILE}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
OBJECT = GENERIC_OBJECT_DEFINITION
  NAME = WINDOW
  STATUS_TYPE = APPROVED
  DESCRIPTION = "
     The WINDOW object is used to identify an area of interest within an
     IMAGE object.  For example:
      
       - In sparse images, a sub-image would indicate where the valid data
         are located.
      
       - In mosaicked images, sub-images could indicate the borders of the
         constituent images.
      
       - In approach images, a sub-image could indicate the area where the
         target is expected to be found.
      
     The WINDOW object identifies a rectangular area of interest within an
     IMAGE object.  WINDOW objects may not serve as the primary object in a
     data product, nor may they appear outside the context of an IMAGE
     object.  The areas described by separate WINDOW objects may overlap in
     whole or in part, but WINDOW object definitions may not be nested.
      
     The boundaries and physical attributes of the WINDOW object are always
     determined with reference to the enclosing (parent) IMAGE object.
     That is, 'first' is defined with respect to the LINE_DISPLAY_DIRECTION
     and SAMPLE_DISPLAY_DIRECTION of the IMAGE and the WINDOW must have the
     same SAMPLE_TYPE and SAMPLE_BITS as the IMAGE.  WINDOW objects may not
     have prefix or suffix bytes.
      
     As a rule, PDS structures are one-based rather than zero-based.  Thus,
     references to the parent object using FIRST_LINE and FIRST_LINE_SAMPLE
     should be counted starting at (1,1) rather than (0,0)."
  REQUIRED_ELEMENT_SET = {
     DESCRIPTION,
     FIRST_LINE,
     FIRST_LINE_SAMPLE,
     LINE_SAMPLES,
     LINES}
  OPTIONAL_ELEMENT_SET = {
     NAME,
     PSDD,
     TARGET_NAME}
OBJECT_TYPE = GENERIC
END_OBJECT = GENERIC_OBJECT_DEFINITION
END 
/* End of object definitions */
/* Start of element definitions */
OBJECT = ELEMENT_DEFINITION
  NAME = A_AXIS_RADIUS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The a_axis_radius element provides the value of the semimajor axis of
     the ellipsoid that defines the approximate shape of a target body.  'A'
     is usually in the equitorial plane."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ABSTRACT_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  MINIMUM_LENGTH = 1
  DESCRIPTION = "
       The ABSTRACT_DESC contains an abstract for the product or
       DATA_SET_INFORMATION object in which it appears. It provides
       a string that may be used to provide an abstract for the
       product (data set) in a publication."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ABSTRACT_TEXT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The abstract_text element provides a free-form,
     unlimited-length character string that gives a brief
     summary of a labeled document, differing from DESCRIPTION
     in that the text could be extracted for use in a
     bibliographic context."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ACCUMULATION_COUNT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The ACCUMULATION_COUNT element identifies the number of measurement
     (accumulation) intervals contributing to a final value.
      
     Note: For Mars Pathfinder, this was the number of measurement intervals
     contributing to the Alpha Proton X-ray Spectrometer data."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ADDRESS_TEXT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The address_text data element provides an unlimited-length,
     formatted mailing address for an individual or institution."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AIRMASS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The AIRMASS element defines the astronomical ratio 'airmass', which is
     the number of times the quantity of air seen along the line of sight is
     greater than the quantity of air in the zenith direction. That is, it
     is the ratio of the amount of atmosphere lying along the line-of-sight
     of the observation to the minimum possible amount of atmosphere (which
     would occur for observations made in the zenith direction).  Airmass
     increases as the line of sight moves away from the perpendicular.  This
     value is used as part of a calculation to determine atmospheric
     extinction, which is the atmosphere's effect on stellar brightness from
     a single site."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ALGORITHM_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The algorithm_desc element describes the data
     processing function performed by an algorithm and the data
     types to which the algorithm is applicable."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ALGORITHM_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The algorithm_name element provides (where applicable) the
     formal name which identifies an algorithm.
     Example value:  RUNGE-KUTTA."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ALGORITHM_VERSION_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The algorithm_version_id element identifies
     (where applicable) the version of an algorithm."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ALIAS_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The alias_name element provides an alternative term or
     identifier for a data element or object.
     Note:  In the PDS, values for alias_name are accepted as
     input to the data system, but automatically changed into
     the approved term to which they relate."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ALT_ALONG_TRACK_FOOTPRINT_SIZE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The alt_along_track_footprint_size element provides the
     value of along-track dimension of the Venus surface area
     whose mean radius, RMS slope, and reflectivity are reported
     in this data record. The along track dimension is chosen to
     be the smallest multiple of the doppler resolution of the
     altimeter (at this point in the spacecraft orbit) that is
     greater than 8 km."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ALT_COARSE_RESOLUTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The alt_coarse_resolution element provides the value of
     the altimeter coarse time resolution factor taken from the
     radar burst header in which the raw_rad_antenna_power was
     reported."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ALT_CROSS_TRACK_FOOTPRINT_SIZE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The alt_cross_track_footprint_size element provides the
     value of the cross-track footprint dimension determined
     solely by the radar baud length and the spacecraft altitude
     at this point in the orbit."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ALT_FLAG2_GROUP
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      Additional flag fields (unused)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ALT_FLAG_GROUP
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The ALT_FLAG_GROUP element identifies the following flag
     fields.
     AR_FIT=0x0001
     Record contains footprint values that have been
     fitted in the altimetry and radiometry
     mgmtac processing phase.
     AR_EPHC=0x0002
     Geometry values have been corrected
     for ephemeris errors in the mgmorb phase.
     AR_RHOC=0x0004
     Reflectivity values have been corrected from C-BIDR
     backscatter values in the mgmgen phase.
     AR_RS2=0x0008
     Range-sharpened values have passed the 2nd-order
     template fitting criteria in the mgmtac phase.
     AR_NRS2=0x0010
     Non-range-sharpened values have passed the 2nd-order
     template fitting criteria in the mgmtac phase.
     AR_BAD=0x0020
     Ignore this record entirely.
     AR_RBAD=0x0040
     Ignore the range-sharpened profile
     range_sharp_echo_profile[] and the associated
     derived_planetary_radius value.
     AR_CBAD=0x0080
     Ignore the non_range_sharp_echo_prof[]
     and the associated derived_rms_surface_slope and
     derived_fresnel_reflectivity values.
     AR_TMARK=0x0100
     Temporary derived_planetary_radius
     marker flag, used in the mgmdqe phase.
     AR_CMARK=0x0200
     Temporary derived_rms_surface_slope marker flag, used
     in the mgmdqe phase.
     AR_FMARK=0x0400
     Temporary derived_fresnel_reflect marker flag, used in
     the mgmdqe phase.
     AR_HAGFORS=0x0800
     ar_slope and its errors and correlations are expressed
     as Hagfors' C parameter instead of degrees of RMS
     slope. This flag will not be set in any standard
     ARCDR products. It is solely used during some
     phases of internal MIT processing.
     AR_BADALTA=0x1000
     The altimetry antenna was pointed more than 5 degrees
     from its expected location as given by the nominal
     look-angle profile.
     AR_SLOPEBAD=0x2000
     The ar_slope parameter value
     is suspect, and ar_prof should also be disregarded.
     AR_RHOBAD=0x4000
     The ar_rho value is suspect.
     AR_RAD2=0x8000
     This record was created under software
     version 2 or higher, in which the data fields ar_rhofact,
     ar_radius2, ar_sqi, and ar_thresh are significant."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ALT_FOOTPRINT_LATITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The alt_footprint_latitude (VBF85) element provides the
     value of the crust-fixed latitude of the center of the
     altimeter footprint, in the range of -90 (South Pole) to 90
     (North Pole)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ALT_FOOTPRINT_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The alt_footprint_longitude (VBF85) element provides the
     value of the crust-fixed longitude of the center of the
     altimeter footprint, in the range of 0 - 360 easterly
     longitude. Periapsis nadir increases in longitude by about
     1.48 deg per day (about 0.2 deg per orbit)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ALT_FOOTPRINTS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The footprints element provides the value of the number of
     Standard Format Data Units  in a specific orbit's altimetry
     data file."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ALT_GAIN_FACTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The alt_gain_factor elements provide the values of the
     altimeter gain factor taken from the radar burst header.
     alt_gain_factor[0] pertains to the measurement of
     raw_rad_antenna_power and alt_gain_factor[1] to
     raw_rad_load_power."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ALT_PARTIALS_GROUP
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The alt_partials_group of the alt_footprint_longitude,
     alt_footprint_latitude, and the derived_planetary_radius
     with respect to the alt_spacecraft_position_vector and
     alt_spacecraft_velocity_vector elements provides the value
     of the partial derivatives of the footprint coordinates
     with respect to changes in the spacecraft position and
     velocity."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ALT_SKIP_FACTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The alt_skip_factor elements provide the values of the
     altimeter skip factor taken from the radar burst header.
     alt_skip_factor[0] pertains to the measurement of
     raw_rad_antenna_power and alt_skip_factor[1] to
     raw_rad_load_power."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ALT_SPACECRAFT_POSITION_VECTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The alt_spacecraft_position_vector element provides the
     value of the spacecraft position at
     altimetry_footprint_tdb_time, relative to the Venus center
     of mass, expressed in inertial coordinates in the J2000
     coordinate system."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ALT_SPACECRAFT_VELOCITY_VECTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'KM/S'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The alt_spacecraft_velocity_vector element provides the
     spacecraft velocity at altimetry_footprint_tdb_time,
     relative to the Venus center of mass, expressed in inertial
     coordinates in the J2000 coordinate system."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ALTERNATE_TELEPHONE_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
      The alternate_telephone_number data element provides an
     alternate telephone number for an individual or node.
     (Includes the area code.)"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ALTIMETRY_FOOTPRINT_TDB_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The altimetry_footprint_tdb_time element provides the
     value of the ephemeris time at which the spacecraft passed
     directly over the center of the footprint. As each
     footprint is composed of data collected from several
     altimeter bursts, this epoch doesn't necessarily coincide
     with a particular burst."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AMBIENT_TEMPERATURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -273.13
  MAXIMUM_LENGTH = NULL
  DESCRIPTION = "
     The AMBIENT_TEMPERATURE element provides a measurement of the temperature
     of the ambient environment around an instrument.  Measured in either Kelvin
     or degrees celsius.  Note: For MPF, this was the temperature of the APXS
     sensor head at the beginning and end of each accumulation cycle. This
     temperature was close to the ambient Mars temperature."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ANGULAR_DISTANCE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = RAD
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The ANGULAR_DISTANCE element provides the value of an angle, in
     radians, subtended by a displacement at the point of interest.
      
     Note: For MER, it is the ANGULAR_DISTANCE required for the grind
     wheel to revolve before the scan portion, or the grind portion, of
     the command completes (seek does not involve rotation). This angle is
     likely to be a full revolution."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ANGULAR_DISTANCE_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The ANGULAR_DISTANCE_NAME element is an array that provides
     the formal names identifying each value in ANGULAR_DISTANCE."
  STANDARD_VALUE_SET = {
     "DWELL COMPLETION",
     "GRIND COMPLETION"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ANGULAR_VELOCITY
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'RAD/S'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The ANGULAR_VELOCITY element provides the angular velocity of an
     instrument component.
      
     Note: For MER, this is the angular velocity for the revolve axis."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ANTECEDENT_SOFTWARE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The antecedent_software_name element identifies the
     processing software which is commonly applied to a science
     data set before processing by the subject software."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ANTIBLOOMING_STATE_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 2
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The antiblooming_state_flag element indicates whether antiblooming was used
     for this image.  Blooming occurs when photons from an individual cell in a
     CCD array overflow into surrounding cells.  Antiblooming measures are used
     to either prevent or correct for this effect."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = APERTURE_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 6
  DESCRIPTION = "
     The APERTURE_TYPE element describes a short string of free-format text
     which provides a distinguishing name or abbreviation for one (or more)
     of a set of apertures used during data collection.
     Note:  For the International Ultraviolet Explorer (IUE) spacecraft,
     the spectrographs have small and large apertures, and can operate with
     either or both open."
  STANDARD_VALUE_SET = {
     "BOTH",
     "LARGE",
     "SMALL"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = APPARENT_MAGNITUDE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MAG
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The APPARENT_MAGNITUDE element provides the apparent magnitude of the
     target at the time of the observation.  The filter of the apparent
     magnitude is provided in the associated FILTER_NAME keyword."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = APPLICABLE_START_SCLK
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  DESCRIPTION = "
     The applicable_start_sclk element is an alias within AMMOS
     for spacecraft_clock_start_count."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = APPLICABLE_START_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The applicable_start_time element is an alias within AMMOS
     for start_time.
     Note:  The current AMMOS recommendation is to use start_time
     instead."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = APPLICABLE_STOP_SCLK
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  DESCRIPTION = "
     The applicable_stop_sclk element is an alias within AMMOS for
     spacecraft_clock_stop_count."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = APPLICABLE_STOP_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The applicable_stop_time element is an alias within AMMOS for
     stop_time.
     Note:  The current AMMOS recommendation is to use stop_time
     instead."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = APPLICATION_PACKET_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
      The application_packet_id element identifies the telemetry packet
     queue to which the data were directed."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = APPLICATION_PACKET_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 255
  DESCRIPTION = "
     The application_packet_name element provides the name associated with
     the telemetry packet queue to which data were directed.
     Note:  For Mars Pathfinder, the queues were distinguished on the basis
     of type and priority of data."
  STANDARD_VALUE_SET = {
     "APX",
     "ENG_IMG",
     "IMG_ASI",
     "OPS_IMG_1",
     "OPS_IMG_2",
     "RVR_AUTO_IMG",
     "RVR_ENG_IMG",
     "RVR_IMG",
     "RVR_OPS_IMG",
     "RVR_SCI_IMG",
     "RVR_TECH_IMG",
     "SCI_IMG_1",
     "SCI_IMG_2",
     "SCI_IMG_3",
     "SCI_IMG_4",
     "TECH_IMG"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = APPLICATION_PROCESS_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The APPLICATION_PROCESS_ID identifies the
     process, or source, which created the data."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = APPLICATION_PROCESS_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 256
  DESCRIPTION = "
     The APPLICATION_PROCESS_NAME element provides the name
     associated with the source or process which created the data."
  STANDARD_VALUE_SET = {
     "APXS",
     "DESCENT IMAGER",
     "HAZCAM LEFT FRONT",
     "HAZCAM LEFT REAR",
     "HAZCAM RIGHT FRONT",
     "HAZCAM RIGHT REAR",
     "MB",
     "MI",
     "MINITES",
     "NAVCAM LEFT",
     "NAVCAM RIGHT",
     "PANCAM LEFT",
     "PANCAM RIGHT",
     "RAT"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = APPLICATION_PROCESS_SUBTYPE_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 2
  DESCRIPTION = "
       The APPLICATION_PROCESS_SUBTYPE_ID element identifies the source
       or subprocess that created the data."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = APXS_COMMUNICATION_ERROR_COUNT
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The APXS_COMMUNICATION_ERROR_COUNT element provides the number
     of communication errors recorded by an instrument host when
     trying to query the Alpha Proton X-ray Spectrometer.
      
     Note: For Mars Pathfinder, the APXS_COMMUNICATION_ERROR_COUNT
     was returned in the Rover telemetry."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = APXS_MECHANISM_ANGLE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -180
  MAXIMUM = 360
  MAXIMUM_LENGTH = NULL
  DESCRIPTION = "
     The APXS_MECHANISM_ANGLE provides an angular measurement of the position
     of the deployment mechanism on which the alpha proton x-ray spectrometer
     is mounted. It is measured in degrees.
      
     Note: For Mars Pathfinder, this value was measured at STOP_TIME.  It was
     derived from the raw data value returned in the APXS Results as part of
     the spectrum data.  The value was derived by subtracting 112.64 from the
     product of the raw value multiplied by 1.28."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ARCHIVE_FILE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The archive_file_name element provides the file_name under
     which a discrete entity is stored on the archive medium. It
     is typically used when the project-supplied file name does
     not meet PDS standards and must be changed on the archive
     medium."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ARCHIVE_STATUS
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The archive_status element provides the status of a data set that has been
     submitted for inclusion into the PDS archive.  If a data set has been
     partially archived, the archive_status should be ACCUMULATING (e.g., this
     situation typically occurs when a data set is being produced over a period
     of time where portions of the data set may be archived, in lien resolution,
     in peer-review, and under construction).
      
     The archive_status_note element is available to describe the archive_status
     value in finer detail.
      
     STANDARD VALUES
      
     IN QUEUE - Received at the curation node but no action has been taken by
     the curation node. Use with caution.
      
     PRE PEER REVIEW - Being prepared for peer review under the direction of the
     curation node. Use with caution
      
     IN PEER REVIEW - Under peer review at the curation node but evaluation is
     not complete. Use with caution
      
     IN LIEN RESOLUTION - Peer review completed. Liens are in the process of
     being resolved.
      
     LOCALLY ARCHIVED - Passed peer reviewed with all liens resolved.
     Considered archived by the curation node but awaiting completion of the
     standard archiving process. Possible TBD items include the arrival of the
     archive volume at NSSDC and ingestion of catalog information into the Data
     Set Catalog.
      
     ARCHIVED - Passed peer review with all liens resolved. Available through
     the Data Set Catalog and at NSSDC.
      
     SUPERSEDED - Superseded by a new version of the data set. This implies that
     the data set is not to be used unless the requester has specific reasons.
     When a data set has been superseded the CN will notify NSSDC that their
     databases need to be updated to advise users of the new status and the
     location of the replacement data set.
      
     SAFED - Received by the PDS with no evaluation. Data will not be formally
     archived.
      
     ACCUMULATING - Portions, but not all, of a data set are in one or more
     phases of completion (e.g., portions of a data set have been archived
     while portions remain in lien resolution).
      
     Note: If a data set crosses multiple phases of completion, select the
     highest status level and use the modifier ACCUMULATING.  The status is,
     for example, ARCHIVED-ACCUMULATING, meaning that part of the data set
     has been archived, but there remains portions of the data set in process.
      
     The ARCHIVE_STATUS_NOTE keyword can be used to provide more information.
     ACCUMULATING value may be used as a modifier to any of the above valid
     values (e.g., 'ACCUMULATING ARCHIVED', 'ACCUMULATING IN PEER REIVEW')."
  STANDARD_VALUE_SET = {
     "ACCUMULATING",
     "ARCHIVED",
     "IN LIEN RESOLUTION",
     "IN PEER REVIEW",
     "IN QUEUE",
     "LOCALLY ARCHIVED",
     "PRE PEER REVIEW",
     "SAVED",
     "SUPERSEDED"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ARCHIVE_STATUS_DATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      
     The archive_status_date element provides the date that the archive
     status will in the future or has in the past changed."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ARCHIVE_STATUS_NOTE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  MAXIMUM_LENGTH = 120
  DESCRIPTION = "
     The archive_status_note element provides a text description that further
     explains the value of the archive_status element.
     (e.g. The archive_status_note element could be used to strongly encourage
     an user to consult the errata files associated with an archived data set.)"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ARTICULATION_DEV_INSTRUMENT_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
       The ARTICULATION_DEV_INSTRUMENT_ID element provides an abbreviated
       name or acronym that identifies the instrument mounted on an
       articulation device."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ARTICULATION_DEV_POSITION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MINIMUM_LENGTH = 1
  DESCRIPTION = "
     The ARTICULATION_DEV_POSITION element provides the set of indices for
     articulation devices that contain moving parts with discrete
     positions. The associated ARCTICULATION_DEV_POSITION_NAME names each
     moving device, and ARTICULATION_DEV_POSITION_ID provides a textual
     identifier that maps to the position indices.
      
     For MER, this is used to contain the state of all the instrument
     filter actuators (pancam filter wheels and MI dust cover). Note that
     this is the state of all such actuators on the rover. In order to get
     the actual filter used for this specific image, the
     FILTER_NAME/FILTER_NUMBER keywords in the INSTRUMENT_DATA group
     should be used. See also ARTICULATION_DEV_POSITION_ID."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ARTICULATION_DEV_POSITION_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The ARTICULATION_DEV_POSITION_ID element provides the set
     of identifiers corresponding to ARTICULATION_DEV_POSITION.
     These describe the position (e.g. filter), not the device
     (e.g., filter wheel). See ARTICULATION_DEV_POSITION."
  STANDARD_VALUE_SET = {
     "MI_CLOSED",
     "MI_OPEN",
     "NONE",
     "PANCAM_L1_EMPTY",
     "PANCAM_L2_753NM",
     "PANCAM_L3_673NM",
     "PANCAM_L4_602NM",
     "PANCAM_L5_535NM",
     "PANCAM_L6_483NM",
     "PANCAM_L7_440NM",
     "PANCAM_L8_440NM_SOL_ND5",
     "PANCAM_R1_440NM",
     "PANCAM_R2_754NM",
     "PANCAM_R3_803NM",
     "PANCAM_R4_864NM",
     "PANCAM_R5_903NM",
     "PANCAM_R6_933NM",
     "PANCAM_R7_1001NM",
     "PANCAM_R8_880NM_SOL_ND5"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ARTICULATION_DEV_POSITION_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The ARTICULATION_DEV_POSITION_NAME element is an array
     of values that provides the formal names for each entry
     in ARTICULATION_DEV_POSITION. This element names the actual
     device doing the moving, (e.g., a filter wheel), not the
     name of a position (e.g., the filter itself)."
  STANDARD_VALUE_SET = {
     "LEFT PANCAM FILTER",
     "MI DUST COVER",
     "RIGHT PANCAM FILTER"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ARTICULATION_DEV_VECTOR
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The ARTICULATION_DEV_VECTOR element provides the direction and
     magnitude of an external force acting on the articulation device,
     in the rover's coordinate system, at the time the pose was computed."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ARTICULATION_DEV_VECTOR_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The ARTICULATION_DEV_VECTOR_NAME element provides the formal
     name of the vector type acting on the articulation device."
  STANDARD_VALUE_SET = {
     "GRAVITY"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ARTICULATION_DEVICE_ANGLE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = DYNAMIC
  DESCRIPTION = "
     The ARTICULATION_DEVICE_ANGLE element provides the value of
     an angle between two parts or segments of an articulated device."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ARTICULATION_DEVICE_ANGLE_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The ARTICULATION_DEVICE_ANGLE_NAME element provides the formal name
     which identifies each of the values used in
     ARTICULATION_DEVICE_ANGLE."
  STANDARD_VALUE_SET = {
     "AZIMUTH",
     "AZIMUTH-INITIAL",
     "AZIMUTH-MEASURED",
     "AZIMUTH-REQUESTED",
     "DIFFERENTIAL BOGIE",
     "DIFFERENTIAL BOGIE POTENTIOMETER",
     "ELEVATION",
     "ELEVATION-INITIAL",
     "ELEVATION-MEASURED",
     "ELEVATION-REQUESTED",
     "JOINT 1 AZIMUTH-ENCODER",
     "JOINT 1 AZIMUTH-POTENTIOMETER",
     "JOINT 2 ELEVATION-ENCODER",
     "JOINT 2 ELEVATION-POTENTIOMETER",
     "JOINT 3 ELBOW-ENCODER",
     "JOINT 3 ELBOW-POTENTIOMETER",
     "JOINT 4 WRIST-ENCODER",
     "JOINT 4 WRIST-POTENTIOMETER",
     "JOINT 5 TURRET-ENCODER",
     "JOINT 5 TURRET-POTENTIOMETER",
     "LEFT BOGIE",
     "LEFT BOGIE POTENTIOMETER",
     "LEFT FRONT WHEEL",
     "LEFT FRONT WHEEL POTENTIOMETER",
     "LEFT REAR WHEEL",
     "LEFT REAR WHEEL POTENTIOMETER",
     "RIGHT BOGIE",
     "RIGHT BOGIE POTENTIOMETER",
     "RIGHT FRONT WHEEL",
     "RIGHT FRONT WHEEL POTENTIOMETER",
     "RIGHT REAR WHEEL",
     "RIGHT REAR WHEEL POTENTIOMETER"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ARTICULATION_DEVICE_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The ARTICULATION_DEVICE_ID element specifies the unique abbreviated
     identification of an articulation device. An articulation device is
     anything that can move independently of the spacecraft to which it
     is attached, (e.g., mast heads, wheel bogies, arms, etc.).
      
     Note: For MER, the associated ARTICULATION_DEVICE_NAME element
     provides the full name of the articulated device."
  STANDARD_VALUE_SET = {
     "CHASSIS",
     "FILTER",
     "HGA",
     "IDD",
     "PMA"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ARTICULATION_DEVICE_MODE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The ARTICULATION_DEVICE_MODE element indicates the deployment
     state (i.e., physical configuration) of an articulation device
     at the time of data acquisition."
  STANDARD_VALUE_SET = {
     "DEPLOYED",
     "FREE SPACE",
     "GUARDED",
     "PRELOAD",
     "RETRACTING",
     "STOWED"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ARTICULATION_DEVICE_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The ARTICULATION_DEVICE_NAME element specifies the common name of an
     articulation device. An articulation device is anything that can move
     independently of the spacecraft to which it is attached, (e.g. mast
     heads, wheel bogies, arms, etc.)"
  STANDARD_VALUE_SET = {
     "FILTER ACTUATORS",
     "HIGH GAIN ANTENNA",
     "INSTRUMENT DEPLOYMENT DEVICE",
     "MOBILITY CHASSIS",
     "PANCAM MAST ASSEMBLY"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ARTICULATION_DEVICE_TEMP
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The ARTICULATION_DEVICE_TEMP element provides the temperature, in degrees
     Celsius, of an articulated device or some part of an articulated device."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ARTICULATION_DEVICE_TEMP_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The ARTICULATION_DEVICE_TEMP_NAME element is an array of the formal
     names identifying each of the values used in ARTICULATION_DEVICE_TEMP."
  STANDARD_VALUE_SET = {
     "AZIMUTH JOINT 1",
     "TURRET JOINT 5"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ASCENDING_NODE_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The ascending_node_longitude element provides the value of
     the angle measured eastward along the ecliptic from the
     vernal equinox to the ascending node of the orbit.
     The ascending node is defined as the point where the body
     in its orbit rises north of the ecliptic."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ASSUMED_WARM_SKY_TEMPERATURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = K
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The assumed_warm_sky_temperature element provides the
     value of the temperature assumed for the dominant portion
     of 'sky' reflected by the radiometer footprint, including
     atmospheric absorption and emission."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ATMOS_CORRECTION_TO_DISTANCE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The atmos_correction_to_distance element provides the
     value of the correction applied to derived_planetary_radius
     to allow for the delay of signals passing through the
     atmosphere, calculated by the MGMOUT phase of the altimetry
     and radiometry data reduction program."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AUTHOR_FULL_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The author_full_name element provides the full_name of an
     author of a document.  See also:  full_name."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AUTO_EXPOSURE_DATA_CUT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The auto_exposure_data_cut element provides the DN value which a
     specified fraction of pixels is permitted to exceed. The fraction is
     specified using the auto_exposure_pixel_fraction keyword."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AUTO_EXPOSURE_PERCENT
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 100
  MINIMUM_LENGTH = 3
  MAXIMUM_LENGTH = 5
  DESCRIPTION = "
     The AUTO_EXPOSURE_PERCENT element provides the auto-exposure
     early-termination percent. If the calculated exposure time has
     written this value, then terminate auto exposure early."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AUTO_EXPOSURE_PIXEL_FRACTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 100
  DESCRIPTION = "
      The auto_exposure_pixel_fraction element provides the percentage of
     pixels whose value is higher than the auto_exposure_data_cut keyword.
     Note:  For Mars Pathfinder, this field is only applicable if the
     exposure type is set to AUTO or INCREMENTAL."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AVAILABILITY_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The availability_id element is a numeric key
     which identifies the availability of the subject program or
     algorithm (e.g., program permanently on line, user request
     necessary for operator to load program, program undergoing
     development and testing--use at own risk)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AVAILABLE_VALUE_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The available_value_type element indicates whether the
     available values for a PDS data element consist of a set of
     literal values or represent example values (i.e. values
     which must conform to a formation rule).  Example values:
     L (available values are literal values), or X (available
     values are example values)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AVERAGE_ASC_NODE_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The average_asc_node_longitude element provides the value
     of the angle in the xy-plane of the J2000 coordinate system
     to the ascending node of the predicted orbit."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AVERAGE_ECCENTRICITY
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The average_eccentricity element provides the value of the
     eccentricity of the predicted orbit."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AVERAGE_INCLINATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The average_inclination element provides the value of the
     angle of inclination of the predicted orbit with respect to
     the xy-plane of the J2000 coordinate system."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AVERAGE_ORBIT_PERI_TDB_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The average_orbit_peri_tdb_time element provides the value
     of the periapsis time of the predicted orbit. This orbit is
     based on the elements used to generate the uplink commands
     for the current mapping pass. It represents an average over
     the entire orbit, and is not the result of post-orbit
     navigation solutions. The elements should be used for
     comparison purposes only, since they may involve large
     errors.  The predicted orbit elements are copied from the
     orbit header file of the ALT-EDR tape, or, if unavailable,
     from the orbit header file of the C-BIDR."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AVERAGE_PERIAPSIS_ARGUMENT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The average_periapsis_argument element provides the value
     of the angle in the plane of the predicted orbit from the
     ascending node in the xy-plane of the J2000 coordinate
     system to the periapsis."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AVERAGE_PLANETARY_RADIUS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The average_planetary_radius element provides the value of
     the planetary radius of the radiometer footprint, used to
     compute rad_footprint_longitude and rad_footprint_latitude,
     and also surface_temperature and atmospheric corrections to
     surface_emissivity."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AVERAGE_SEMIMAJOR_AXIS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The average_semimajor_axis element provides the value of
     the semi-major axis of the predicted orbit."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AXES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 6
  DESCRIPTION = "
     The axes element identifies the number of axes or dimensions
     of an array or qube data object."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AXIS_INTERVAL
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  DESCRIPTION = "
     The axis_interval element identifies the spacing of
     value(s) for an ordered sequence of regularly sampled data
     objects along a defined axis.  For example, a spectrum
     measured in the 0.4 to 3.5 micrometer spectral region at
     0.1 micrometer intervals, but whose values are stored in
     decending order in an ARRAY object would have an
     axis_interval = -0.1.  For ARRAY objects with more than 1
     axis, a sequence of values is used to identify the
     axis_interval associated with each axis_name."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AXIS_ITEMS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 1
  DESCRIPTION = "
     The axis_items element provides the dimension(s) of the
     axes of an array data object. For arrays with more than 1
     dimension, this element provides a sequence of values
     corresponding to the number of axes specified.  The
     rightmost item in the sequence corresponds to the most
     rapidly varying axis, by default."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AXIS_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The axis_name element provides the sequence of axis names
     of a qube or array data object, and identifies the order in
     which the axes are stored in the object.  By default, the
     first axis name in the sequence identifies the array dimension
     that varies the slowest, followed by the next slowest,
     and continuing so the rightmost axis named varies the
     fastest.  The number of names specified must be equal to the
     value of the axes element.
     Note:  For ISIS qube data objects, the most frequently
     varying axis is listed first, or leftmost, in the sequence."
  STANDARD_VALUE_SET = {
     "(BAND, SAMPLE, LINE)",
     "(SAMPLE, BAND, LINE)",
     "(SAMPLE, LINE, BAND)"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AXIS_ORDER_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The AXIS_ORDER_TYPE element is used to identify the storage
     order for elements of a multidimensional ARRAY object.  The
     default storage order for an ARRAY object presumes the
     rightmost or last index of a sequence varies the fastest.
     This is the ordering used in the C programming language and
     is equivilant to ROW_MAJOR storage order for COLUMN
     elements within tables.  Specifying an AXIS_ORDER_TYPE of
     FIRST_INDEX_FASTEST may be used for ARRAYs that must be
     labelled and referenced in the reverse, and is the ordering
     used in the Fortran programming language."
  STANDARD_VALUE_SET = {
     "FIRST_INDEX_FASTEST",
     "LAST_INDEX_FASTEST"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AXIS_START
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  DESCRIPTION = "
     The axis_start element identifies the starting value(s) for
     an ordered sequence of regularly sampled data objects.  For
     example, a spectrum that was measured in the 0.4 to 3.5
     micrometer spectral region at 0.1 micrometer intervals, but
     whose values are stored in decending order would have
     axis_start = 3.5 and axis_interval = -0.1.  For ARRAY
     objects with more than 1 axis, a sequence of values is used
     to identify the axis_start value for each dimension."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AXIS_STOP
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  DESCRIPTION = "
     The axis_stop element identifies the ending value(s) for an
     ordered sequence of regularly sampled data objects.  For
     example, a spectrum that was measured in the 0.4 to 3.5
     micrometer spectral region at 0.1 micrometer intervals, but
     whose values are stored in decending order may have
     axis_stop = 0.4 and axis_interval = -0.1.  For ARRAY
     objects with more than 1 axis, a sequence of values is used
     to identify the axis_stop value for each dimension."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AXIS_UNIT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The axis_unit element provides the unit(s) of measure of
     associated axes identified by the axis_name element in an
     ARRAY data object.  For arrays with more than 1 dimension,
     this element provides a sequence of values corresponding to
     the number of axes specified.  The rightmost item in the
     sequence corresponds to the most rapidly varying axis, by
     default."
  STANDARD_VALUE_SET = {
     "AMPERE",
     "BITS",
     "CANDELA",
     "COULOMB",
     "DAY",
     "DEGREE",
     "FARAD",
     "GRAM",
     "GRAY",
     "HENRY",
     "HERTZ",
     "HOUR",
     "JOULE",
     "KELVIN",
     "KILOGRAM",
     "LUMEN",
     "LUX",
     "METER",
     "MINUTE",
     "MOLE",
     "N/A",
     "NEWTON",
     "OHM",
     "PASCAL",
     "PIXEL",
     "RADIAN",
     "SECOND",
     "SIEMENS",
     "SIEVERT",
     "STERADIAN",
     "TELSA",
     "VOLT",
     "WATT",
     "WEBER"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AZIMUTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The azimuth element provides the azimuth value of a point
     of interest (for example, the center point of an image of a
     solar system object taken from a lander or a rover).
     Azimuth is an angular distance from a fixed reference
     position.
     Azimuth is measured in a spherical coordinate system, in a
     plane normal to the principal axis.  Azimuth values
     increase according to the right hand rule relative to the
     positive direction of the principal axis of the spherical
     coordinate system.  See elevation."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AZIMUTH_FOV
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The azimuth_fov element provides the angular measure of the horizontal
     field of view of an imaged scene.
     Note: For MPF, 'horizontal' is measured in the x-y plane of
     the IMP coordinate system."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = AZIMUTH_MOTOR_CLICKS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
      The azimuth_motor_clicks element provides the number of motor step
     counts an instrument or other mechanism rotated in the horizontal
     direction from the low hard stop.
     Note: For MPF, each step count corresponded to 0.553 degrees.
     The valid range was 0 to 1023."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = B1950_DECLINATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
      The B1950_declination element provides the declination of
     a star or other object using the B1950 coordinate frame
     rather than the J2000 frame."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = B1950_RIGHT_ASCENSION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
      The B1950_right_ascension element provides the right
     ascension of a star or other object using the B1950
     coordinate frame rather than the J2000 frame."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = B1950_RING_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
      The B1950_ring_longitude element specifies the inertial
     longitude of a ring feature relative to the B1950 prime
     meridian, rather than to the J2000 prime meridian.  The
     prime meridian is the ascending node of the planet's
     invariable plane on the Earth's mean equator of B1950.
     Longitudes are measured in the direction of orbital motion
     along the planet's invariable plane to the ring's ascending
     node, and thence along the ring plane."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = B_AXIS_RADIUS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The b_axis_radius element provides the value of the intermediate axis
     of the ellipsoid that defines the approximate shape of a target body.
     'B' is usually in the equatorial plane."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BACKGROUND_SAMPLING_FREQUENCY
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = PIXEL
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM = 1
  MAXIMUM = 64
  DESCRIPTION = "
     The background_sampling_frequency element provides the number of lines
     between background samples. In a scanning type camera, background refers to
     the dark current measurement that is taken, with the camera shutter closed,
     while the scanner returns to the beginning of the next line. The value of
     the background may then be subtracted from the data to produce a more
     accurate measurement."
  STANDARD_VALUE_SET = {
     "1",
     "16",
     "2",
     "32",
     "4",
     "64",
     "8"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BACKGROUND_SAMPLING_MODE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The background_sampling_mode_id element identifies the background sampling
     mode.  In a scanning type camera, background refers to the dark current
     measurement that is taken, with the camera shutter closed, while the
     scanner returns to the beginning of the next line. The value of the
     background may then be subtracted from the data to produce a more accurate
     measurement. Note: For Cassini, sampling modes allow up to four samples to
     be averaged for each background point."
  STANDARD_VALUE_SET = {
     "AVG2",
     "AVG4",
     "NOBACK",
     "NORMAL",
     "SINGLE",
     "ZERO_SUB"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BAD_PIXEL_REPLACEMENT_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 4
  MAXIMUM_LENGTH = 5
  DESCRIPTION = "
      The bad_pixel_replacement_flag element indicates whether or not bad
     pixel replacement processing was completed.  If set to TRUE, certain
     pixels in the image were replaced based on a bad pixel table."
  STANDARD_VALUE_SET = {
     "FALSE",
     "TRUE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BAD_PIXEL_REPLACEMENT_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 5
  DESCRIPTION = "
       The BAD_PIXEL_REPLACEMENT_ID element uniquely identifies the bad
       pixel table used in the bad pixel replacement process.  The
       BAD_PIXEL_REPLACEMENT_ID increments every time an update is made to
       the bad pixel table."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BAND_BIN_BAND_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 512
  DESCRIPTION = "
      
     The band_bin_band_number element of a SPECTRAL_QUBE provides a
     sequence of numbers corresponding to each band in the image qube. The
     band number is equivalent to the instrument band number."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BAND_BIN_BASE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      
     The band_bin_base element of a SPECTRAL_QUBE contains a sequence of
     real values corresponding to each band listed in the
     band_bin_band_number element.  The band_bin_base value is added to the
     scaled data (see band_bin_multiplier) to reproduce the true data.
      
     'true_value' =  base + (multiplier * stored_value)
      
     Note:  Base and multiplier correspond directly to the PDS
     standard data elements OFFSET and SCALING_FACTOR."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BAND_BIN_CENTER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MICRON
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The band_bin_center element of a Standard ISIS Qube
     provides the sequence of wavelengths describing the center
     of each 'bin' along the band axis of the qube.  When
     describing data from a spectrometer, each wavelength
     corresponds to the peak of the response function for a
     particular detector and/or grating position."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BAND_BIN_DETECTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The band_bin_detector element of a Standard ISIS Qube
     provides the sequence of spectrometer detector numbers
     corresponding to the bands of the qube.  Detector numbers
     are usually assigned consecutively from 1, in order of
     increasing wavelength."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BAND_BIN_FILTER_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
      
     The band_bin_filter_number element of a SPECTRAL_QUBE
     provides a sequence of numbers corresponding to each band listed in
     the band_bin_band_number element.  Each number describes the physical
     location of the band in the detector array.  Filter 1 is on the
     leading edge of the array."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BAND_BIN_GRATING_POSITION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The band_bin_grating_position element of a Standard ISIS
     Qube provides the sequence of grating positions which
     correspond to the bands of the qube.  Grating positions are
     usually assigned consecutively from 0, and increasing
     position causes increasing wavelength for each detector."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BAND_BIN_MULTIPLIER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      
     The band_bin_multiplier element of a SPECTRAL_QUBE contains a sequence
     of real values corresponding to each band listed in the
     band_bin_band_number element.  The stored data value is multiplied by
     the band_bin_multiplier to produce a scaled data value; this scaled
     data value is then added to the band_bin_base value to reproduce the
     true data value.
      
     'true_value' =  base + (multiplier * stored_value)
      
     Note:  Base and multiplier correspond directly to the PDS
     standard data elements OFFSET and SCALING_FACTOR."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BAND_BIN_ORIGINAL_BAND
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 512
  DESCRIPTION = "
     The band_bin_original_band element of a Standard ISIS Qube
     provides the sequence of band numbers in the qube relative
     to some original qube.  In the original qube, the values
     are just consecutive integers beginning with 1.  In a qube
     which contains a subset of the bands in the original qube,
     the values are the original sequence numbers from that
     qube."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BAND_BIN_STANDARD_DEVIATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MICRON
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The band_bin_standard_deviation element of a Standard ISIS
     Qube provides the sequence of standard deviations of
     spectrometer measurements at the wavelengths of the bands
     in the qube."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BAND_BIN_UNIT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The band_bin_unit element of a Standard ISIS Qube
     identifies the scientific unit of the values of the
     band_bin_center element.  Currently this must be
     MICROMETER, since band_bin_center must have wavelength
     values."
  STANDARD_VALUE_SET = {
     "MICROMETER"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BAND_BIN_WIDTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MICRON
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The band_bin_width element of a Standard ISIS Qube provides
     the sequence of widths (at half height) of the spectrometer
     response functions at the wavelengths of the bands in the
     qube."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BAND_CENTER
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MICRON
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The BAND_CENTER element provides the value at the center of the
     range of values represented by an image band."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BAND_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM_LENGTH = 0
  MAXIMUM_LENGTH = 50
  DESCRIPTION = "
      
     BAND_NAME is the name given to a single band in a multi-band image
     or image qube. If the band is a spectral band, BAND_NAME refers to
     the associated spectral range; for example, RED, GREEN, BLUE,
     415nm, 750nm, 900nm. Examples of names of non-spectral bands
     are 'Phase angle', 'Thermal inertia', 'Bolometric albedo', 'Latitude',
     'Elevation in meters relative to MOLA'."
  STANDARD_VALUE_SET = {
     "415NM",
     "750NM",
     "900NM",
     "BLUE",
     "BOLOMETRIC ALBEDO",
     "ELEVATION IN METERS RELATIVE TO MOLA",
     "GREEN",
     "LATITUDE",
     "PHASE ANGLE",
     "RED",
     "THERMAL INERTIA"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BAND_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  DESCRIPTION = "
     The BAND_NUMBER element is used to specify a numerical
     name used to identify a specific spectral band of an
     multi-spectral imaging instrument.
      
     Note:  The value will be 1-5 for THEMIS VIS images or
     1-10 for THEMIS IR images.  Band numbers are defined
     in the THEMIS Standard Data Product SIS, Table 1."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BAND_SEQUENCE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The band_sequence element identifies the order in which
     spectral bands are stored in an image or other object.
     Note:  In the PDS, this data element is used to identify
     the primary colors composing a true color image.  The
     standard values that appear in sets of three support color
     image display.  They are not appropriate for describing
     multi-spectral bands.  For these, it is advisable to use
     the sampling_parameter keywords defined elsewhere in the
     PSDD."
  STANDARD_VALUE_SET = {
     "(BLUE, GREEN, RED)",
     "(BLUE, RED, GREEN)",
     "(GREEN, BLUE, RED)",
     "(GREEN, RED, BLUE)",
     "(RED, BLUE, GREEN)",
     "(RED, GREEN, BLUE)"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BAND_STORAGE_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The band_storage_type element indicates the storage
     sequence of lines, samples and bands in an image.  The
     values describe, for example, how different samples are
     interleaved in image lines, or how samples from different
     bands are arranged sequentially. Example values:
     BAND SEQUENTIAL, SAMPLE INTERLEAVED, LINE INTERLEAVED."
  STANDARD_VALUE_SET = {
     "BAND_SEQUENTIAL",
     "LINE_INTERLEAVED",
     "SAMPLE_INTERLEAVED"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BANDS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 4096
  DESCRIPTION = "
     The BANDS element indicates the number of bands in an image
     or other object."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BANDWIDTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = HZ
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The bandwidth element provides a measure of the spectral
     width of a filter or channel.  For a root-mean-square
     detector this is the effective bandwidth of the filter
     i.e., the full width of an ideal square filter having a flat
     response over the bandwidth and zero response elsewhere."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BEST_NON_RANGE_SHARP_MODEL_TPT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The best_non_range_sharp_model_tpt provides the value of
     the theoretical echo profile, at half-baud (0.21
     microsecond) intervals, that best approximates the peak of
     the non_range_sharp_echo_prof array. The optimal fit is
     made by matching best_non_range_sharp_model_tpt[i] with
     non_range_sharp_echo_prof[i+non_range_prof_corrs_index],
     where i is a value from 0 to 49."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BEST_RANGE_SHARP_MODEL_TMPLT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The best_range_sharp_model_tmplt element provides the
     value of the theoretical echo profile, at one-baud (0.21
     microsecond) intervals, that best approximates the peak of
     the range_sharp_echo_profile array.  The optimal fit is
     made by matching the best_range_sharp_model_tmplt[i]
     element with the
     range_sharp_echo_profile[i+range_sharp_prof_corrs_index]
     element, where i is a value from 0 to 49."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BIAS_STATE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The bias_state_id element identifies the bias state of a wavelength channel
     in an instrument. Note: For Cassini, this refers to the infrared channel of
     the VIMS instrument."
  STANDARD_VALUE_SET = {
     "HIGH",
     "LOW"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BIAS_STRIP_MEAN
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The bias_strip_mean element provides the mean value of the bias strip (also
     known as overclocked pixels).  The bias strip is an area of a CCD that
     provides a measure of the bias level of the electronics (ie., electronics
     noise).  It is not affected by dark current. Note: For Cassini, this mean
     does not include the values from the first and last lines of the CCD."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BILLING_ADDRESS_LINE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     This column stores text for the billing address.  The text
     may consist of several lines containing up to sixty (60)
     characters each."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BIN_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The bin_number element provides the number of a bin.
     Bin_number values are dependent upon the associated binning
     scheme."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BIN_POINTS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The bin_points element identifies the number of data
     samples which fall in a given bin.
     Note:  For radiometry applications, the bin_points value is
     the number of points from a given sequence that are located
     in the given bin."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BIT_DATA_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The bit_data_type element provides the data type for data
     values stored in the BIT_COLUMN or BIT_ELEMENT object.
     See also: data_type."
  STANDARD_VALUE_SET = {
     "BINARY CODED DECIMAL",
     "BOOLEAN",
     "MSB_INTEGER",
     "MSB_UNSIGNED_INTEGER",
     "N/A",
     "UNSIGNED_INTEGER"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BIT_MASK
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = NONDECIMAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  DESCRIPTION = "
     The bit_mask element is a series of binary digits identifying
     the active bits in a value.  This is determined by
     applying a bitwise AND (&) operation between the value and
     the bit_mask.
     For example, specifiying a BIT_MASK = 2#11110000# within a 1
     byte unsigned integer COLUMN or ELEMENT object would identif
     only the high-order 4 bits to be used for the value of the
     object.  If other data elements are included in the object
     description that may be dependent on a bit_mask operation
     (e.g. DERIVED_MINIMUM, DERIVED_MAXIMUM, INVALID), the rule
     is to apply the bit_mask first, and then apply or interpret
     the data with the other values.  Byte swapping, if required,
     should be performed prior to applying the bit_mask."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BITS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 32
  DESCRIPTION = "
     The bits element identifies the count of bits, or units of
     binary information, in a data representation."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BL_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The bl_name element is a unique 12-character name for
     elements used in any PDS data base table.  These are only
     elements used in the data base."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BL_SQL_FORMAT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 15
  DESCRIPTION = "
     This is the format required to generate CREATE statements
     in IDM SQL."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BLEMISH_FILE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The blemish_file_name element indicates the file that
     provides corrections for blemishes (reseaus, dust spots,
     etc.) that affect the response of the sensor at specific
     locations.  The blemish file is selected based on camera,
     filter, gain-state, camera mode, and time."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BLEMISH_PROTECTION_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The BLEMISH_PROTECTION_FLAG element indicates whether the
     blemish protection was on or off."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BLOCK_BYTES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The block_bytes element identifies the number of bytes per
     physical block used to record data files on magnetic tapes.
     Note:  In the PDS, for portability the block_bytes element
     should be limited to a maximum value of 32767 for a tape
     volume."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BODY_POLE_CLOCK_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The body_pole_clock_angle element specifies the direction of the
     target body's rotation axis in an image. It is measured from the
     'upward' direction, clockwise to the direction of the northern
     rotational pole as projected into the image plane, assuming the image
     is displayed as defined by the SAMPLE_DISPLAY_DIRECTION and
     LINE_DISPLAY_DIRECTION elements.
     Note: In some cases, knowledge of the inertial orientation of the
     rotational axis improves with time. This keyword necessarily reflects
     the state of knowledge of the rotational axis at the time of
     preparing the data product as given by the POLE_DECLINATION and
     POLE_RIGHT_ASCENSION elements."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BOND_ALBEDO
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1
  DESCRIPTION = "
     The bond_albedo element provides the value of the ratio of
     the total amount of energy reflected from a body to the
     total amount of energy (sunlight) incident on the body."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BRIGHTNESS_TEMPERATURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = K
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The brightness_temperature element provides the value of
     the planet brightness temperature, derived from the
     planet_reading_system_temp after correcting for antenna
     efficiency and side-lobe gain."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BRIGHTNESS_TEMPERATURE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The brightness_temperature_id element provides
     the designation of the spectral band for which particular
     brightness temperature measurements were made.
     In the spectral_contrast_range group, the
     brightness_temperature_id designator may refer
     to a planetary temperature model."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BROWSE_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The browse_flag element is a yes-or-no flag which indicates
     whether browse_format data are available for a given sample
     interval."
  STANDARD_VALUE_SET = {
     "N",
     "Y"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BROWSE_USAGE_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
           The BROWSE_USAGE_TYPE keyword defines whether a browse product is
           intended to be the primary browse product for an associated data
           product, or is a secondary browse product, for cases when there are
           multiple browse products per data product.
      
           A value of PRIMARY indicates that the browse product is the main
           browse product for a given data product. A value of OVERVIEW indicates
           that a browse product is associated with, or constructed from, several
           data products (e.g. a mosaic or map produced from several image data
           products). A value of SECONDARY indicates
           that the browse product is a supplementary browse product for a data
           product. Choice of which of several browse products is selected as
           PRIMARY is at the discretion of the data provider (subject to peer
           review); rationale for the selection could be documented in the
           label DESCRIPTION of the browse product. SECONDARY browse
           products cannot exist without a PRIMARY product.
      
           The keyword is an optional keyword that can be included in the label
           for a browse product along with the keyword SOURCE_PRODUCT_ID to
           identify the data product. The value of BROWSE_USAGE_TYPE along with
           the value of SOURCE_PRODUCT_ID could be used in user interfaces to
           display browse products resulting from a search or to help users
           understand the relationships between browse products when there is
           more than one browse product for a given source data product."
  STANDARD_VALUE_SET = {
     "OVERVIEW",
     "PRIMARY",
     "SECONDAY"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BUFFER_MODE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The BUFFER_MODE_ID element identifies the buffer storage mode used by an
     instrument.
      
     Note: For MARS EXPRESS the data from the Super Resolution Channel (SRC) are
     in 14-bit. A small buffer connected to this channel can store 4 images in
     14-bit (BUFFER_14) or 8 images converted to 8-bit (BUFFER_8), which are
     then sent to the Data Processing Unit (DPU) at the end of imaging. The data
     can also be sent directly to the DPU (DIRECT), but this is only possible
     for 8-bit data."
  STANDARD_VALUE_SET = {
     "BUFFER_14",
     "BUFFER_8",
     "DIRECT"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BUILD_DATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      
     The build_date element provides the date associated with the
     completion of the manufacture of an instrument. This date
     should reflect the level of technology used in the
     construction of the instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = BYTES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The bytes element indicates the number of bytes allocated for a particular
     data representation. When BYTES describes an object with variable length
     (e.g., FIELD), BYTES gives the maximum number of bytes allowed."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = C_AXIS_RADIUS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The c_axis_radius element provides the value of the semiminor axis of
     the ellipsoid that defines the approximate shape of a target body.  'C'
     is normal to the plane defined by 'A' and 'B'."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CALIBRATION_LAMP_STATE_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 2
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The calibration_lamp_state_flag element indicates whether a lamp used for
     onboard camera calibration is turned on or off."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CALIBRATION_SOURCE_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 47
  DESCRIPTION = "
     The CALIBRATION_SOURCE_ID element is a unique identifier (within a data
     set) indicating the source of the calibration data used in generating the
     entity described by the enclosing group (often, a camera model). The
     construction of this identifier is mission-specific, but should indicate
     which specific calibration data set was used (via date or other means) and
     may also indicate the calibration method."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CAMERA_LOCATION_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The CAMERA_LOCATION_ID element indicates where
     the camera was during data acquisition.
      
     Used in MER calibration data to denote the
     location of the camera on the mounted bracket."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CCSDS_SPACECRAFT_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The ccsds_spacecraft_number element provides the number
     assigned by the CCSDS to a given spacecraft.
     Note: Due to conflicting numbering schemes between the DSN
     and the CCSDS it is recommended that this element not be
     used in AMMOS catalog headers."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CELESTIAL_NORTH_CLOCK_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The celestial_north_clock_angle element specifies the direction of
     celestial north at the center of an image. It is measured from the
     'upward' direction, clockwise to the direction toward celestial north
     (declination = +90 degrees), when the image is displayed as defined by
     the SAMPLE_DISPLAY_DIRECTION and LINE_DISPLAY_DIRECTION elements. The
     epoch of the celestial coordinate system is J2000 unless otherwise
     indicated.
     Note: This element bears a simple relationship to the value of
           TWIST_ANGLE:
      
           When TWIST_ANGLE_TYPE = DEFAULT,
           CELESTIAL_NORTH_CLOCK_ANGLE = (180 - TWIST_ANGLE) mod 360;
           when TWIST_ANGLE_TYPE = GALILEO,
           CELESTIAL_NORTH_CLOCK_ANGLE = (270 - TWIST_ANGLE) mod 360.
      
     Note: For images pointed near either pole, the value varies
           significantly across the image; in these cases, the element
           is very sensitive to the accuracy of the pointing information."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CENTER_ELEVATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     The CENTER_ELEVATION is the angular elevation from the azimuthal
     reference plane of the center point of an image or observation.
     Elevation is measured in a spherical coordinate system.  The zero
     elevation point lies in the azimuthal reference plane and positive
     elevation is measured toward the positive direction of the principal
     axis of the spherical coordinate system."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CENTER_FILTER_WAVELENGTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MICRON
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The center_filter_wavelength element provides the mid_point
     wavelength value between the minimum and maximum instrument
     filter wavelength values."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CENTER_FREQUENCY
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = HZ
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The center_frequency element provides the frequency of
     maximum transmittance of a filter or the frequency that
     corresponds to the geometric center of the passband of a
     filter or a channel."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CENTER_LATITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     The center_latitude element provides a reference latitude
     for certain map projections.  For example, in an
     Orthographic projection, the center_latitude along with the
     center_longitude defines the point or tangency between the
     sphere of the planet and the plane of the projection.  The
     map_scale (or map_resolution) is typically defined at the
     center_latitude and center_longitude. In unprojected images,
     center_latitude represents the latitude at the center of the
     image frame."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CENTER_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -180
  MAXIMUM = 360
  DESCRIPTION = "
     The center_longitude element provides a reference longitude
     for certain map projections.  For example, in an
     Orthographic projection, the center_longitude along with
     the center_latitude defines the point or tangency between
     the sphere of the planet and the plane of the projection.
     The map_scale (or map_resolution) is typically defined at
     the center_latitude and center_longitude.  In unprojected
     images, center_longitude represents the longitude at the
     center of the image frame."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CENTER_RING_RADIUS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1000000000
  DESCRIPTION = "
     The CENTER_RING_RADIUS element applies to images of
     planetary rings only.  It is the radius of the ring element
     that passes through the center of the image. The ring plane
     is an imaginary plane that divides the planet in half at
     the equator and extends infinitely outward into space.  The
     center of the image is a point on the ring plane, even
     though there may be no actual ring material there."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CENTRAL_BODY_DISTANCE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The CENTRAL_BODY_DISTANCE element provides the distance
     from the spacecraft to the center of a primary target."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CHANGE_DATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      
     The change_date data element provides the date on which
     a record or object was altered.
     Note:  In the PDS, the change_date element indicates the
     date when a record in the data dictionary was updated per
     a change request."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CHANNEL_GEOMETRIC_FACTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The channel_geometric_factor element provides the value of G
     in the formula:  j = R/((E2-E1)G), where (E2-E1) is the
     energy range accepted by the channel.  This formula allows
     conversion of a particle detector channel count rate, R,
     into a differential intensity, j
     (counts/time.area.steradians.energy). G has dimensions of
     area.steradians, and here includes the efficiency of
     particle counting by the relevant detector."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CHANNEL_GROUP_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The channel_group_name element provides the name given to a
     group of particle detector channels that are activated or
     deactivated as a group in any instrument mode configuration.
     The grouping is not tied to the physical groupings of
     detectors, and more than one group can be activated during
     any one mode."
  STANDARD_VALUE_SET = {
     "FAR ENCOUNTER",
     "FAR-NEAR ENCOUNTER",
     "NEAR ENCOUNTER"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CHANNEL_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The channel_id element identifies the
     instrument channel through which data were obtained.
     This may refer to a spectral band or to a detector and
     filter combination."
  STANDARD_VALUE_SET = {
     "1",
     "10",
     "100",
     "101",
     "102",
     "103",
     "104",
     "105",
     "106",
     "107",
     "108",
     "109",
     "11",
     "110",
     "111",
     "112",
     "113",
     "114",
     "115",
     "116",
     "117",
     "118",
     "119",
     "12",
     "120",
     "121",
     "122",
     "123",
     "124",
     "125",
     "126",
     "127",
     "128",
     "13",
     "14",
     "15",
     "16",
     "17",
     "18",
     "19",
     "2",
     "20",
     "21",
     "22",
     "23",
     "24",
     "25",
     "26",
     "27",
     "28",
     "29",
     "3",
     "30",
     "31",
     "32",
     "33",
     "34",
     "35",
     "36",
     "37",
     "38",
     "39",
     "4",
     "40",
     "41",
     "42",
     "43",
     "44",
     "45",
     "46",
     "47",
     "48",
     "49",
     "5",
     "50",
     "51",
     "52",
     "53",
     "54",
     "55",
     "56",
     "57",
     "58",
     "59",
     "6",
     "60",
     "61",
     "62",
     "63",
     "64",
     "65",
     "66",
     "67",
     "68",
     "69",
     "7",
     "70",
     "71",
     "72",
     "73",
     "74",
     "75",
     "76",
     "77",
     "78",
     "79",
     "8",
     "80",
     "81",
     "82",
     "83",
     "84",
     "85",
     "86",
     "87",
     "88",
     "89",
     "9",
     "90",
     "91",
     "92",
     "93",
     "94",
     "95",
     "96",
     "97",
     "98",
     "99",
     "AB10",
     "AB12",
     "AB13",
     "AD03",
     "AD04",
     "AL01",
     "AL02",
     "CH1",
     "CH10",
     "CH11",
     "CH12",
     "CH13",
     "CH14",
     "CH15",
     "CH16",
     "CH2",
     "CH3",
     "CH32",
     "CH33",
     "CH34",
     "CH35",
     "CH36",
     "CH38",
     "CH39",
     "CH4",
     "CH5",
     "CH6",
     "CH7",
     "CH8",
     "CH9",
     "D1F1",
     "D1F2",
     "DA03",
     "DA04",
     "DP09",
     "DP10",
     "DP11",
     "DZ01",
     "EB01",
     "EB02",
     "EB03",
     "EB04",
     "EB05",
     "EBD1",
     "EBD2",
     "EBD3",
     "EBD4",
     "EBD5",
     "EG06",
     "EG07",
     "EG08",
     "EG09",
     "ESA0",
     "ESB0",
     "PD09",
     "PD10",
     "PD11",
     "PL01",
     "PL02",
     "PL03",
     "PL04",
     "PL05",
     "PL06",
     "PL07",
     "PL08",
     "PL1",
     "PSA1",
     "PSA2",
     "PSA3",
     "PSB1",
     "PSB2",
     "PSB3",
     "WIDE",
     "ZD01"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CHANNEL_INTEGRATION_DURATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = S
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0.24
  MAXIMUM = 0.96
  DESCRIPTION = "
     The channel_integration_duration element provides the length
     of time during which charge from incoming particles is
     counted by the detectors for each channel in a given mode."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CHANNELS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The channels element provides the number of channels in a
     particular instrument, section of an instrument, or channel
     group."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CHECKSUM
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The checksum element represents an unsigned 32-bit sum of
     all data values in a data object."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CHOPPER_MODE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = STATIC
  DESCRIPTION = "
     The Galileo NIMS optical chopper serves to modulate the detected
     radiation, allowing the dark current level of a detector to be
     subtracted on a pixel-by-pixel basis.  It has four possible modes.
     The normal REFERENCE mode was used for all observations of Jupiter
     and its satellites, as well as Venus and Ida.  The '63_HERTZ' mode
     was used for the Earth, the Moon, and Gaspra. FREE_RUN mode and OFF
     are reserved for use after possible instrument failures.  See the
     NIMS instrument paper (R. W. Carlson et al, 'Near-Infrared Mapping
     Spectrometer Experiment on Galileo', Space Science Reviews 60,
     457-502, 1992) for details."
  STANDARD_VALUE_SET = {
     "63_HERTZ",
     "FREE_RUN",
     "OFF",
     "REFERENCE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CITATION_DESC
  STATUS_TYPE = PROPOSED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  MINIMUM_LENGTH = 1
  DESCRIPTION = "
          The CITATION_DESC contains a citation for the product or
          DATA_SET_INFORMATION object in which it appears. It provides
          a string that may be used to cite the product (data set) in a
          publication. It should follow the standard citation order as
          outlined in Appendix B, Section 31.5.5.3.1 of the PDS Standards
          reference, which in turn follows established practice for
          scientific journals that cite electronic publications
          (e.g., AGU Reference citation format).
      
          The CITATION_DESC must contain sufficient information to locate
          the product or data set in the PDS archives.  For example,
          the CITATION_DESC in a DATA_SET_INFORMATION object must contain
          the DATA_SET_ID; it will also likely contain VOLUME_ID information
          for the archive volumes, an author list, a release date, and so
          on as appropriate.
      
          Note that if CITATION_DESC is used within any product label within
          a data set, all product labels within that data set must also have
          a CITATION_DESC, even if they are only filled with 'N/A'.
      
           DATA_SET Example:
      
             CITATION_DESC = 'Levin, G.V., P.A. Strat, E.A. Guinness, P.G.
             Valko, J.H. King, and D.R. Williams, VL1/VL2 MARS LCS EXPERIMENT
             DATA RECORD V1.0, VL1/VL2-M-LCS-2-EDR-V1.0, NASA Planetary
             Data System, 2000.'
      
           Data Product Example:
      
             CITATION_DESC = 'Cunningham, C., MINOR PLANET INDEX TO SCIENTIFIC
             PAPERS, EAR-A-5-DDR-BIBLIOGRAPHY-V1.0:REFS-REFS-199409, NASA
             Planetary Data System, 1994.'"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CLASSIFICATION_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The classification_id data element supplies an identifier
     that is used to link an abbreviated term to a full,
     spelled-out name that would be displayed in a data
     dictionary.  In the PDS, classification_id is a general
     term that embraces both general_classification_type and
     system_classification_id."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CLEARANCE_DISTANCE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MM
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The CLEARANCE_DISTANCE element indicates the z-axis backoff distance
     for dwell operation after grind to clear the rat hole of dust."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CLUSTERED_KEY
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The clustered_key element indicates whether a column in a
     table is part of a unique clustered index.  This index
     determines uniqueness in the table and the sorting order of
     the data."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CMPRS_QUANTZ_TBL_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The cmprs_quantz_tbl_id (compression quantization table identifier)
     element provides the Integer Cosine Transform 8X8 quantization matrix
     identifier. For Galileo the valid values are: UNIFORM, VG2, VG3, UNK."
  STANDARD_VALUE_SET = {
     "UNIFORM",
     "UNK",
     "VG2",
     "VG3"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COGNIZANT_FULL_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The cognizant_full_name element provides the full name of
     the individual who has either developed the processing
     software or has current knowledge of its use.  See also:
     full_name."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COLUMN_DESCRIPTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     This is the description of an element in the data base.
     There should be a description for every element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COLUMN_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     This is the < or = to 30 character dictionary name used in
     documentation and template objects.  They are unique and
     are an alias to the BLNAMEs."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COLUMN_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The column_number element identifies the location of a
     specific column within a larger data object, such as a
     table.  For tables consisting of rows (i = 1, N) and
     columns (j = 1,M), the column_number is the j-th index of
     any row."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COLUMN_ORDER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The column_order element represents the sequence number of
     columns within a table.  The sequence begins with 1 for the
     first column and is incremented by 1 for each subsequent
     column in the table."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COLUMN_VALUE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 80
  DESCRIPTION = "
     The column value contains a standard ASCII value used in
     domain validation.  An element may have many possible
     values that are valid."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COLUMN_VALUE_NODE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The column_value_node_id element indicates a list of one or
     more science nodes for which a standard value is
     available.  The list of science nodes is represented as a
     concatenation of single-character identifiers in alphabetic
     order.  Allowable identifiers include:  F (Fields and
     Particles), I (Images), N (NAIF), U (unknown - valid only if
     the column_value_type element is 'P' for a possible value
     that was provided but the provider is unknown), A
     (Atmospheres), P (Planetary Rings), R (Radiometry), S
     (Spectroscopy)."
  STANDARD_VALUE_SET = {
     "A",
     "F",
     "I",
     "N",
     "P",
     "R",
     "S",
     "U"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COLUMN_VALUE_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The column_value_type element indicates whether a standard
     value is considered to be an available value (the value
     currently exists in the PDS catalog) or a possible value
     (the value does not currently exist in the PDS catalog but
     may exist in the future).  Example values:  A (available
     value) or P (possible value)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COLUMNS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The columns element represents the number of columns in
     each row of a data object.
     Note:  In the PDS, the term 'columns' is synonymous with
     'fields'."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COMMAND_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  MINIMUM_LENGTH = 0
  MAXIMUM_LENGTH = 255
  DESCRIPTION = "
     The command_desc element provides a textual description associated with
     a COMMAND_NAME."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COMMAND_FILE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  MAXIMUM_LENGTH = 100
  DESCRIPTION = "
     The command_file_name element provides the name of the file containing the
     commanded observation description for this product. Note: For Cassini, this
     comes from the Instrument Operations Interface (IOI) file."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COMMAND_INSTRUMENT_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
       The COMMAND_INSTRUMENT_ID element provides an abbreviated name or
       acronym that identifies an instrument that was commanded."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COMMAND_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The command_name element provides the name of an uplinked command sent
     to a spacecraft or instrument."
  STANDARD_VALUE_SET = {
     "IMP_IMAGE_AZ_EL",
     "IMP_IMAGE_LCLGRD",
     "IMP_IMAGE_LCLVEC",
     "IMP_IMAGE_OBJECT",
     "IMP_IMAGE_VECTOR"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COMMAND_OPCODE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The COMMAND_OPCODE element provides the operations code of the
     command used to generate an instrument data product. Opcodes are
     determined by the data processing software owner and are documented
     in the Data Product SIS."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COMMAND_SEQUENCE_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The command_sequence_number element provides a numeric identifier for a
     sequence of commands sent to a spacecraft or instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COMMENT_DATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      
     The comment_date element indicates the date when a user's
     comment information is inserted into the data base."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COMMENT_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The comment_id element is a unique key used to identify
     a particular set of user comments."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COMMENT_TEXT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The comment_text indicates a line of text in a user's
     comments."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COMMITTEE_MEMBER_FULL_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The committee_member_full_name element identifies a peer
     review committee member.  The member does not necessarily
     have a PDS userid.  See also:  full_name."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COMPRESSION_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 4
  MAXIMUM_LENGTH = 24
  DESCRIPTION = "
     The compression_type element indicates the type of compression/encoding
     used for data that was subsequently decompressed/unencoded before storage."
  STANDARD_VALUE_SET = {
     "8_BIT",
     "BARC RATE CONTROL",
     "HUFFMAN",
     "INTEGER COSINE TRANSFORM",
     "NONE",
     "SQRT_8",
     "SQRT_9"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COMPRESSOR_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The compressor_id element identifies the compressor through which the data
     was compressed."
  STANDARD_VALUE_SET = {
     "1",
     "2",
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COMPUTER_VENDOR_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The computer_vendor_name element identifies the
     manufacturer of the computer hardware on which the
     processing software operates."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CONE_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 180
  DESCRIPTION = "
     The cone_angle element provides the value of the angle
     between the primary spacecraft axis and the pointing
     direction of the instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CONE_OFFSET_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 180
  DESCRIPTION = "
     The cone_offset_angle element provides the elevation angle
     (in the cone direction) between the pointing direction along
     which an instrument is mounted and the cone axis of the
     spacecraft.
     See also cross_cone_offset_angle, twist_offset_angle, and
     cone_angle."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CONFIDENCE_LEVEL_NOTE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The confidence_level_note element is a text field which
     characterizes the reliability of data within a data set or
     the reliability of a particular programming algorithm or
     software component.  Essentially, this note discusses the
     level of confidence in the accuracy of the data or in the
     ability of the software to produce accurate results."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CONFIGURATION_BAND_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
       The CONFIGURATION_BAND_ID element specifies an array of stings
       identifying the configuration of the Instrument Deployment Device
       (IDD) arm represented by the corresponding band in the image. The
       first entry in the array indentifies the configuration for the
       first band, the second entry for the second band, etc.  An
       example for the Mars Exploration Rover Microscopic Imager would be:
       'ELBOW_UP_WRIST_UP'.  Also see INSTRUMENT_BAND_ID."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CONTACT_SENSOR_STATE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The CONTACT_SENSOR_STATE element is an array of identifiers for the state
     of an instrument or an instrument host's contact sensors at a specified
     time.
      
     Note: For MER, the values corresponding to APXS DOOR SWITCH (array position
     7 only) are OPEN or CLOSED.  Other array position values are CONTACT or NO
     CONTACT"
  STANDARD_VALUE_SET = {
     "CLOSED",
     "CONTACT",
     "NO CONTACT",
     "OPEN"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CONTACT_SENSOR_STATE_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM_LENGTH = 0
  MAXIMUM_LENGTH = 19
  DESCRIPTION = "
     The CONTACT_SENSOR_STATE_NAME element indicates the possible
     value that can be contained in the CONTACT_SENSOR_STATE array."
  STANDARD_VALUE_SET = {
     "APXS CONTACT SWITCH",
     "APXS DOOR SWITCH",
     "MB SWITCH 1",
     "MB SWITCH 2",
     "MI SWITCH 1",
     "MI SWITCH 2",
     "RAT SWITCH 1",
     "RAT SWITCH 2"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CONTAMINATION_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The contamination_desc element describes the type of
     data contamination which is associated with a particular
     contamination_id value.
     The various values of contamination_id and
     contamination_desc are instrument dependent."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CONTAMINATION_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The contamination_id element identifies a type
     of contamination which affected an instrument during a
     particular period of data acquisition.
     The associated contamination_desc element describes
     the type of contamination."
  STANDARD_VALUE_SET = {
     "-1",
     "1",
     "2",
     "3",
     "4",
     "5",
     "6",
     "7",
     "8"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CONVERTER_CURRENT_COUNT
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM_LENGTH = NULL
  DESCRIPTION = "
     The CONVERTER_CURRENT_COUNT element provides the current
     of a power supply converter, measured in raw counts.
      
     Note: For Mars Pathfinder, this referred specifically to
     the current of the APXS 9 volt converter at the end of the
     spectrum measurement."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CONVERTER_VOLTAGE_COUNT
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM_LENGTH = NULL
  DESCRIPTION = "
     The CONVERTER_VOLTAGE_COUNT element provides the voltage
     of a power supply converter, measured in raw counts.
      
     Note: For Mars Pathfinder, this referred specifically to
     the current of the APXS 9 volt converter at the end of the
     spectrum measurement."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COORDINATE_SYSTEM_CENTER_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The coordinate_system_center_name element identifies a
     named target, such as the Sun, a planet, a satellite or a
     spacecraft, as being the location of the center of the
     reference coordinate system.
     The coordinate_system_center_name element can also be used
     to identify a barycenter used for a SPICE s_ or p_kernel."
  STANDARD_VALUE_SET = {
     "EARTH",
     "JUPITER",
     "NEPTUNE",
     "PLANET'S CENTER",
     "PVO",
     "SATURN",
     "SPACECRAFT",
     "SUN",
     "UNK",
     "URANUS",
     "VENUS"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COORDINATE_SYSTEM_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The coordinate_system_desc element describes a named
     reference coordinate system in terms of the definitions of
     the axes and the 'handedness' of the system.  It also
     provides other necessary descriptive information, such as
     the rotation period for rotating coordinate systems."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COORDINATE_SYSTEM_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The coordinate_system_id element provides an
     alphanumeric identifier for the referenced coordinate
     system."
  STANDARD_VALUE_SET = {
     "-JUPSYS3",
     "-SATSYS3",
     "-URNSYS3",
     "BFS CRDS",
     "ESL-CART",
     "HG",
     "ICC_ECLP",
     "ICC_EQTL",
     "ISC_ECLP",
     "ISC_EQTR",
     "NLS",
     "NRSC",
     "PLSCYL",
     "PVO_ISCC",
     "PVO_SSCC",
     "SCC_ECLP",
     "U1",
     "VSO"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COORDINATE_SYSTEM_INDEX
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 5
  DESCRIPTION = "
     The COORDINATE_SYSTEM_INDEX element describes an integer array.  The array
     values are used to record and track the movement of a rover during surface
     operations.  When in a COORDINATE_SYSTEM_STATE group, this keyword
     identifies which instance of the coordinate frame, named by
     COORDINATE_SYSTEM_NAME, is being defined by the group.
      
     NOTE: For MER, the indices are based on the ROVER_MOTION_COUNTER.  This
     counter is incremented each time the rover moves (or may potentially have
     moved, e.g., due to arm motion). The full counter may have up to 5 values
     (SITE, DRIVE, IDD, PMA, HGA), but normally only the first value (for SITE
     frames) or the first two values (for LOCAL_LEVEL or ROVER frames) are used
     for defining coordinate system instances.  It is legal to use any number of
     indices to describe a coordinate system instance, however.
     Example: COORDINATE_SYSTEM_INDEX = (1,3,2,3,2)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COORDINATE_SYSTEM_INDEX_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The COORDINATE_SYSTEM_INDEX_NAME element is an array of the formal names
     identifying each integer specified in COORDINATE_SYSTEM_INDEX."
  STANDARD_VALUE_SET = {
     "DRIVE",
     "HGA",
     "IDD",
     "PMA",
     "SITE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COORDINATE_SYSTEM_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The coordinate_system_name element provides the full name
     of the coordinate system to which the state vectors are referenced.
     PDS has currently defined body-fixed rotating coordinate systems.
      
     The Planetocentric system has an origin at the center of mass of the body.
     The planetocentric latitude is the angle between the equatorial plane
     and a vector connecting the point of interest and the origin of the
     coordinate system.  Latitudes are defined to be positive in the northern
     hemisphere of the body, where north is in the direction of Earth's
     angular momentum vector, i.e., pointing toward the hemisphere north of
     the solar system invariant plane.  Longitudes increase toward the east,
     making the Planetocentric system right-handed.
      
     The Planetographic system has an origin at the center of mass of the body.
     The planetographic latitude is the angle between the equatorial plane
     and a vector through the point of interest, where the vector is normal
     to a biaxial ellipsoid reference surface.  Planetographic longitude is
     defined to increase with time to an observer fixed in space above the
     object of interest.  Thus, for prograde rotators (rotating counter
     clockwise as seen from a fixed observer located in the hemisphere to the
     north of the solar system invariant plane), planetographic longitude
     increases toward the west.  For a retrograde rotator, planetographic
     longitude increases toward the east.
     Note:  If this data element is not present in the PDS Image Map
     Projection Object (for pre-V3.1 PDS Standards), the default coordinate
     system is assumed to body-fixed rotating Planetographic."
  STANDARD_VALUE_SET = {
     "APXS_FRAME",
     "BODY FIXED SPHERICAL COORDS",
     "EARTH-SUN LINE CARTES COORDS",
     "ECLIPTIC INERTIAL CART COORDS",
     "ECLIPTIC INERTL SPHERCL COORDS",
     "EQUATORIAL INERT SPHRCL COORDS",
     "EQUATORIAL INERTIAL CART COORD",
     "JUPITER MINUS SYSTEM III",
     "MAST_FRAME",
     "MB_FRAME",
     "MEAN INERTIAL HG 1950",
     "MI_FRAME",
     "NEPTUNE WEST LONGITUDE SYSTEM",
     "NON-ROTATING SPIN COORDINATES",
     "PLANET CENTERED CYLINDRICAL",
     "PLANETOCENTRIC",
     "PLANETOGRAPHIC",
     "PVO INERTIAL SPACECRAFT COORDS",
     "PVO SPINNING SPACECRAFT COORDS",
     "RAT_FRAME",
     "ROVER_FRAME",
     "SATURN MINUS LONGITUDE SYSTEM",
     "SC CENTERED ECLIPTIC COORDS",
     "URANUS MINUS LONGITUDE SYSTEM",
     "URANUS WEST LONGITUDE SYSTEM",
     "VENUS SOLAR ORBITAL COORDS"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COORDINATE_SYSTEM_REF_EPOCH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = D
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 2415000
  DESCRIPTION = "
     The coordinate_system_reference_epoch element provides the
     Julian date selected as the reference time for a geometric
     quantity that changes over time.
     For example, the location of a prime meridian may have a
     fixed value at a reference epoch, with additional
     time_dependent terms added."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COORDINATE_SYSTEM_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 25
  DESCRIPTION = "
     There are three basic types of coordinate systems: body-fixed rotating,
     body-fixed non-rotating and inertial. A body-fixed coordinate system is one
     associated with a body (e.g., planetary body or satellite).  In contrast to
     inertial coordinate systems, a body-fixed coordinate system is centered
     on the body and rotates with the body (unless it is a non-rotating type).
     For the inertial coordinate system type, the coordinate system is fixed
     at some point in space.
     Note:  If this data element is not present in the PDS Image Map
     Projection Object (for pre-V3.1 PDS Standards), the default coordinate
     system is assumed to be body-fixed rotating Planetographic."
  STANDARD_VALUE_SET = {
     "BODY-FIXED NON-ROTATING",
     "BODY-FIXED ROTATING",
     "INERTIAL"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = COPIES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The copies element provides the inventory software with the
     number of copies of an order that a node is willing to ship
     using a particular order."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CORE_BASE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The core_base element, together with the core_multiplier
     element, describes the scaling performed on a 'true' data
     value to compute the value stored in the data object.  It
     also defines the method for recovering the 'true' value:
     'true'_value =  base + multiplier * stored_value  In ISIS
     practice, the value of core_base is 0.0 for real core
     items, since scaling is not usually necessary for floating
     point data.
     Note:  Base and multiplier correspond directly to the PDS
     standard data elements OFFSET and SCALING_FACTOR."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CORE_HIGH_INSTR_SATURATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The core_high_instr_saturation element identifies a special
     value whose presence indicates the measuring instrument was
     saturated at the high end.  This value must be
     algebraically less than the value of the core_valid_minimum
     element. For Standard ISIS Qubes, a value has been chosen
     by ISIS convention. The general data type of this element
     is determined by the core_item_type element.  If the latter
     is integer or unsigned integer, the general data type is
     integer.  If core_item_type is real, the value will be
     hardware- specific (or rather
     floating-point-representation-specific) so that it may be
     specified exactly near the bottom of the allowable range of
     values. A non-decimal (hexadecimal) general data type is
     used for this purpose; e.g. 16#FFFCFFFF# for a VAX."
  STANDARD_VALUE_SET = {
     "-32765",
     "16#FFFCFFFF#",
     "3"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CORE_HIGH_REPR_SATURATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The core_high_repr_saturation element identifies a special
     value whose presence indicates the true value cannot be
     represented in the chosen data type and length -- in this
     case being above the allowable range -- which may happen
     during conversion from another data type.  This value must
     be algebraically less than the value of the
     core_valid_minimum element. For Standard ISIS Qubes, a
     value has been chosen by ISIS convention. The general data
     type of this element is determined by the core_item_type
     element.  If the latter is integer or unsigned integer, the
     general data type is integer.  If core_item_type is real,
     the value will be hardware- specific (or rather
     floating-point-representation-specific) so that it may be
     specified exactly near the bottom of the allowable range of
     values. A non-decimal (hexadecimal) general data type is
     used for this purpose; e.g. 16#FFFBFFFF# for a VAX."
  STANDARD_VALUE_SET = {
     "-32764",
     "16'FFFBFFFF'",
     "4"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CORE_ITEM_BYTES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM = 1
  MAXIMUM = 4
  DESCRIPTION = "
     The core_item_bytes element identifies the size in bytes of
     a core data value.  It is the unit of the dimensions
     specified by the core_items element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CORE_ITEM_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The core_item_type element identifies the data type of a
     core data value.  A hardware-specific prefix is used on
     this element for qubes whose core contains items of more
     than one byte. The current VAX/VMS implementation of ISIS
     allows three item types, additional types will be added for
     a forthcoming Sun/Unix implementation."
  STANDARD_VALUE_SET = {
     "IEEE_REAL",
     "INTEGER",
     "LSB_INTEGER",
     "LSB_UNSIGNED_INTEGER",
     "MSB_INTEGER",
     "MSB_UNSIGNED_INTEGER",
     "PC_REAL",
     "UNSIGNED_INTEGER",
     "VAX_INTEGER",
     "VAX_REAL"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CORE_ITEMS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 5000
  DESCRIPTION = "
     The core_items element provides the sequence of dimensions
     of the core of a qube data object.  The size of the most
     frequently varying axis is given first.  The number of
     items specified must be equal to the value of the axes
     element and the items must be listed in storage order.
     Each dimension is measured in units of the core_item_bytes
     element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CORE_LOW_INSTR_SATURATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The core_low_instr_saturation element identifies a special
     value whose presence indicates the measuring instrument was
     saturated at the low end.  This value must be algebraically
     less than the value of the core_valid_minimum element. For
     Standard ISIS Qubes, a value has been chosen by ISIS
     convention. The general data type of this element is
     determined by the core_item_type element.  If the latter is
     integer or unsigned integer, the general data type is
     integer.  If core_item_type is real, the value will be
     hardware- specific (or rather
     floating-point-representation-specific) so that it may be
     specified exactly near the bottom of the allowable range of
     values. A non-decimal (hexadecimal) general data type is
     used for this purpose; e.g. 16#FFFDFFFF# for a VAX."
  STANDARD_VALUE_SET = {
     "-32766",
     "16'FFFDFFFF'",
     "2"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CORE_LOW_REPR_SATURATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The core_low_repr_saturation element identifies a special
     value whose presence indicates the true value cannot be
     represented in the chosen data type and length -- in this
     case being below the allowable range -- which may happen
     during conversion from another data type.  This value must
     be algebraically less than the value of the
     core_valid_minimum element. For Standard ISIS Qubes, a
     value has been chosen by ISIS convention. The general data
     type of this element is determined by the core_item_type
     element.  If the latter is integer or unsigned integer, the
     general data type is integer.  If core_item_type is real,
     the value will be hardware- specific (or rather
     floating-point-representation-specific) so that it may be
     specified exactly near the bottom of the allowable range of
     values. A non-decimal (hexadecimal) general data type is
     used for this purpose; e.g. 16#FFFEFFFF# for a VAX."
  STANDARD_VALUE_SET = {
     "-32767",
     "1",
     "16'FFFEFFFF'"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CORE_MINIMUM_DN
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -8192
  MAXIMUM = 4095
  DESCRIPTION = "
     The core_minimum_dn element provides the lowest digital number (DN) value
     in the core of a spectral cube (ignoring values of CORE_NULL)."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CORE_MULTIPLIER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The core_multiplier element, together with the core_base
     element, describes the scaling performed on a 'true' data
     value to compute the value stored in the data object.  It
     also defines the method for recovering the 'true' value:
     'true'_value =  base + multiplier * stored_value
     In ISIS practice, the value of core_multiplier is 1.0 for
     real core items, since scaling is not usually necessary
     for floating point data.
     Note: In the PDS, base and multiplier correspond directly
     to the data elements OFFSET and SCALING_FACTOR."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CORE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The core_name element identifies the scientific meaning of
     the values in the core of a qube data object; e.g.
     SPECTRAL_RADIANCE or RAW_DATA_NUMBER."
  STANDARD_VALUE_SET = {
     "BRIGHTNESS_TEMPERATURE",
     "CALIBRATED_RADIANCE",
     "EMISSIVITY",
     "IFGM",
     "RAW DATA NUMBER",
     "RAW_RADIANCE",
     "SPECTRA",
     "SPECTRAL RADIANCE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CORE_NULL
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The core_null element identifies a special value whose
     presence indicates missing data.  This value must be
     algebraically less than the value of the core_valid_minimum
     element. For Standard ISIS Qubes, the null value is chosen
     to be the algebraically smallest value allowed by the
     core_item_type and core_item_bytes elements. The general
     data type of this element is determined by the
     core_item_type element.  If the latter is integer or
     unsigned integer, the general data type is integer.  If
     core_item_type is real, the value will be hardware-
     specific (or rather floating-point-representation-specific)
     so that it may be specified exactly at the bottom of the
     allowable range of values. A non-decimal (hexadecimal)
     general data type is used for this purpose; e.g.
     16#FFFFFFFF# for a VAX.
     Note: In the PDS, the CORE_NULL element
     corresponds directly to the data element MISSING."
  STANDARD_VALUE_SET = {
     "-32768",
     "0",
     "16#FFFFFFFF#"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CORE_UNIT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The core_unit element identifies the scientific unit of the
     values in the core of a qube data object; e.g.
     'WATT*M**-2*SR**-1*uM**-1' (for spectral radiance) or
     'DIMENSIONLESS' (for raw data number)."
  STANDARD_VALUE_SET = {
     "DIMENSIONLESS",
     "WATT*M**-2*SR**-1*UM**-1"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CORE_VALID_MINIMUM
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The core_valid_minimum element identifies the minimum valid
     core value.  Values algebraically less than this value are
     reserved for special values indicating missing data or
     various types of invalid data.  The general data type of
     this element is determined by the core_item_type element.
     If the latter is integer or unsigned integer, the general
     data type is integer.  If core_item_type is real, the value
     will be hardware-specific (or rather
     floating-point-representation-specific) so that it may be
     specified exactly near the bottom of the allowable range of
     values.  A non-decimal (hexadecimal) general data type is
     used for this purpose; e.g. 16#FFEFFFFF# for a VAX."
  STANDARD_VALUE_SET = {
     "-32752",
     "16#FFEFFFFF#",
     "5"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CREATE_DATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      
     This date is used for storing the creation date of a table or query on
     the data base."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CRITICALITY
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     This column stores the criticality code for an attribute.
     A criticality id is assigned to each table's attribute so
     the criticality can be dependent on the usage within a
     table.  This criticality is used by the catalog bulk load
     software during a template object validation step."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CROSS_CONE_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The cross_cone_angle element provides the value of an
     azimuthal measurement orthogonal to cone_angle."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CROSS_CONE_OFFSET_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -180
  MAXIMUM = 360
  DESCRIPTION = "
     The cross_cone_offset_angle element provides the azimuthal angle
     (in the cross-cone direction) between the pointing direction
     along which an instrument is mounted and the cross_cone axis
     of the spacecraft.
     See also cone_offset_angle, twist_offset_angle, and
     cross_cone_angle."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CROSSTRACK_SUMMING
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 127
  DESCRIPTION = "
     The crosstrack_summing element provides the number of detector pixel
     values in the crosstrack direction that have been averaged to produce
     the final output pixel."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CRYOCOOLER_DURATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = S
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The cryocooler_duration element provides the length of time
     the cryocooler was on when an observation was made."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CRYOCOOLER_TEMPERATURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = K
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The cryocooler_temperature element provides the temperature
     of the cryocooler at the time an observation was made."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CURATING_NODE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The curating_node_id element provides the id of the node currently
     maintaining the data set or volume and is responsible for maintaining
     catalog information."
  STANDARD_VALUE_SET = {
     "ATMOS",
     "ESA",
     "GEOSCIENCE",
     "IMAGING",
     "IMAGING-JPL",
     "N/A",
     "NAIF",
     "NSSDC",
     "PPI",
     "PPI-UCLA",
     "RAD",
     "RINGS",
     "RS",
     "SBN"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CUT_OUT_WINDOW
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  DESCRIPTION = "
      Galileo Solid State Imaging-specific.  Images can be edited so that
     only an image area or CUT OUT WINDOW is compressed using Integer Cosine
     Transform, BARC or Huffman compression and transmitted to Earth.  The
     cut_out_window element indicates the location and size of this image
     area as defined by four numbers: starting line, starting sample, number
     of lines, number of samples (the origin of the image coordinate system
     is at line, sample=1,1 for the upper-left corner with samples
     increasing to the right and lines increasing down)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = CYCLE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The cycle_id element identifies one of several cycles, each of which is
     a set of repeated activities."
  STANDARD_VALUE_SET = {
     "GS3",
     "GS5"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DA_CONTACT_PDS_USER_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The da_contact_pds_user_id element provides the pds_user_id
     of the data administration contact at a node."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DARK_CURRENT_CORRECTION_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 4
  MAXIMUM_LENGTH = 5
  DESCRIPTION = "
      The dark_current_correction_flag element indicates whether or not a
     dark current correction was applied to an image.
     Note:  For MPF, this correction was applied to the image on board the
     spacecraft, before the image was transmitted to Earth."
  STANDARD_VALUE_SET = {
     "FALSE",
     "TRUE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DARK_CURRENT_CORRECTION_TYPE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 15
  DESCRIPTION = "
     The DARK_CURRENT_CORRECTION_TYPE element specifies the type of dark current
     correction applied to an image for purposes of radiometric calibration.
      
     Note: For Mars Pathfinder, the valid values were: PRIME = vertical for the
     front rover cameras, horizontal for the back camera; BOTH = both horizontal
     and vertical."
  STANDARD_VALUE_SET = {
     "BOTH",
     "PRIME"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DARK_CURRENT_DOWNLOAD_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 4
  MAXIMUM_LENGTH = 5
  DESCRIPTION = "
      The dark_current_download_flag element indicates whether or not an
     image of the dark strip area of the CCD was downlinked along with the
     image data."
  STANDARD_VALUE_SET = {
     "FALSE",
     "TRUE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DARK_CURRENT_FILE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 50
  DESCRIPTION = "
     The DARK_CURRENT_FILE_NAME element provides the dark
     current image file (an image taken without opening the
     camera shutter) which should be used to perform radiometric
     calibration of the image.  The dark current image provides
     a reference label of the build-up of any charges on the
     sensor that need to be subtracted from a shuttered image
     during calibration.  Selection of the appropriate dark
     current image may be based on time, camera, temperature,
     readout conditions, light flood, gain and offset."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DARK_LEVEL_CORRECTION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM_LENGTH = NULL
  DESCRIPTION = "
     The DARK_LEVEL_CORRECTION element provides the DN value subtracted from
     every pixel in an image for purposes of radiometric calibration."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DARK_STRIP_MEAN
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The dark_strip_mean element provides the mean value of the pixels in the
     dark strip area of a CCD.  The dark strip is an area of the CCD which is
     covered in such a way as to receive no light.  The dark strip provides a
     measure of the dark current in the CCD. Note: For Cassini, the dark strip
     pixels were referred to as extended pixels.  Also, the mean was calculated
     without the values from the first and last lines of the CCD."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_BUFFER_STATE_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 7
  MAXIMUM_LENGTH = 8
  DESCRIPTION = "
     The data_buffer_state_flag element indicates whether the data buffer
     onboard the spacecraft was enabled to allow for the temporary storage of
     the data before being downloaded."
  STANDARD_VALUE_SET = {
     "DISABLED",
     "ENABLED"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_CONVERSION_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The data_conversion_type element provides the method of conversion used to
     reduce an image from one bit depth to another. Note: For Cassini, this
     means conversion of a selected image from 12 to 8 bits."
  STANDARD_VALUE_SET = {
     "12BIT",
     "8LSB",
     "TABLE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_COVERAGE_PERCENTAGE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 100
  DESCRIPTION = "
     The data_coverage_percentage element gives the percentage of samples
     obtained compared to the maximum number that could have been obtained."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_ENGINEER_FULL_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The data_engineer_full_name element provides the id of
     the CN data engineer."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_FORMAT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The data_format element supplies the name of the data format or
     language that was used to archive the science data that this software
     accesses."
  STANDARD_VALUE_SET = {
     "COMPRESSED",
     "FITS",
     "GIF",
     "HDF",
     "JPEG",
     "PDS",
     "PICT",
     "SPICE",
     "VICAR"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_LINES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  DESCRIPTION = "
      The number of complete or partial lines with valid data
     within a frame of high rate data.
     Note:  Voyager
     Specific:  A frame of high rate waveform data can include
     up to 800 lines, however, some lines may be missing due to
     data outages or only a partial frame may have been
     recorded. This parameter provides some visibility on how
     complete a given frame is."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_OBJECT_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The data_object_type element identifies the data object
     type of a given set of data.
     Example values:  IMAGE, MAP, SPECTRUM
     Note:  Within the PDS, data object types are assigned
     according to the standards outlined in the PDS Standards
     Reference.
     Note:  within AMMOS and only for the Magellan catalog, this
     element is used as an alias for data_set_id.  The use of
     data_object_type as such provides backward compatibility
     with earlier AMMOS conventions.  The use of this element as
     an alias for data_set_id is not recommended for any new
     tables.  See data_set_id."
  STANDARD_VALUE_SET = {
     "ARRAY",
     "ARRAY, TABLE",
     "BIT_COLUMN",
     "COLLECTION",
     "COLUMN",
     "CONTAINER",
     "CUBE",
     "ELEMENT",
     "FILE",
     "FITS_LABEL",
     "HEADER",
     "HISTOGRAM",
     "IMAGE",
     "IMAGE_MAP_PROJECTION",
     "INDEX_TABLE",
     "MAP",
     "N/A",
     "OCCULTATION PROFILE",
     "PALETTE",
     "QUBE",
     "SERIES",
     "SPECTRAL_QUBE",
     "SPECTRUM",
     "SPICE KERNEL",
     "SPICE_KERNEL",
     "SPREADSHEET",
     "TABLE",
     "TABLE, IMAGE",
     "TEXT",
     "TIME SERIES",
     "TIME_SERIES",
     "TRAJECTORY AND EPHEMERIS DATA",
     "TRAJECTORY_AND_EPHEMERIS_DATA",
     "UNKNOWN",
     "{IMAGE, TABLE, ARRAY}"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_PATH_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The data_path_type element identifies the type of data path for
     transmission between an instrument and the ground data storage system.
     Example values:  REALTIME, RECORDED DATA PLAYBACK."
  STANDARD_VALUE_SET = {
     "N/A",
     "REALTIME",
     "REALTIME_PLAYBACK",
     "RECORDED_DATA_PLAYBACK",
     "UNK"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_PROVIDER_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The data_provider_name element provides the name of the individual
     responsible for providing the release object and data."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_QUALITY_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The data_quality_desc element describes the data
     quality which is associated with a particular
     data_quality_id value.
     The various values of data_quality_id and
     data_quality_desc are instrument dependent."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_QUALITY_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The data_quality_id element provides a numeric
     key which identifies the quality of data available for a
     particular time period.
     The data_quality_id scheme is unique to a given
     instrument and is described by the associated
     data_quality_desc element."
  STANDARD_VALUE_SET = {
     "-1",
     "0",
     "1",
     "2",
     "3",
     "4",
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_RATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'B/S'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The data_rate element provides the rate at which data were
     transmitted from a spacecraft to the ground (i.e., the
     telemetry rate)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_RECORDS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  DESCRIPTION = "
     The data_records data element indicates the number of
     records that appear in a particular data file.
     Note:  Within AMMOS, this element is used as a validation
     tool to ensure data integrity for stream files that have
     no end marker."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_REGION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The data_region element provides the actual area of data collection
     (accounting for offsets, widths and lengths) referenced to the upper-left
     corner of the front band in a normal spectral cube.  Note: For Cassini, the
     normal spectral cube dimensions are (64,64,352) where the upper-left corner
     of the front band is defined as (sample, band, line) = (1, 1, 1). The
     data_region element applies only to IMAGE mode data and should be ignored
     for non-IMAGE modes."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_SET_CATALOG_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The data_set_catalog_flag element indicates whether or not a data set
     collection or a data set exists in the PDS Data Set Catalog."
  STANDARD_VALUE_SET = {
     "N",
     "Y"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_SET_COLL_OR_DATA_SET_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The data_set_coll_or_data_set_id element provides the
     identifier for either a PDS data set collection or data
     set."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_SET_COLLECTION_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The data_set_collection_desc element describes the content
     and type of the related data sets contained in the
     collection."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_SET_COLLECTION_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The data_set_collection_id element is a unique alphanumeric
     identifier for a collection of related data sets or data
     products.  The data set collection is treated as a single
     unit, whose components are selected according to a specific
     scientific purpose.  Components are related by observation
     type, discipline, target, time, or other classifications.
     Example value: PREMGN-E/L/H/M/V-4/5-RAD/GRAV-V1.0
     Note: In the PDS, data set collection ids are constructed
     according to PDS nomenclature standards outlined in the
     in the Standards Reference."
  STANDARD_VALUE_SET = {
     "CON-CAL-1-GROUND-OCF-DATA-V1.0",
     "GEM-C-3/4-GRIGG-SKJELL-DATA-V1.0",
     "GRSFE-E-2/3/4/5-RDR-V1.0",
     "IHW-C-2/3-CHRON-DATA-V1.0",
     "IHW-C-2/3/4/5-SPACECRAFT-DATA-V1.0",
     "IHW-C-3-ARCHIVE-ADDENDA-SELECT-DATA-V1.0",
     "IHW-C-LC-2/3-V1.0",
     "MGN-V-RSS-5-OCC-PROFILES-V1.0",
     "MODEL-M-AMES-GCM-5-1977-4-SEASONS-V1.0",
     "PREMGN-E/L/H/M/V-4/5-RAD/GRAV-V1.0",
     "SBNSC-IDA/GASPRA-7-V1.0",
     "SL9-J/C-3-IMPACT-EVENTS-SELECT-DATA-V1.0",
     "VG1/VG2-SR/UR/NR-1/2/4-OCC-V1.0",
     "VG1/VG2-SR/UR/NR-2/4-OCC-V1.0"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_SET_COLLECTION_MEMBER_FLG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The data_set_collection_member_flg element indicates
     whether or not a data set is a member of a data set
     collection."
  STANDARD_VALUE_SET = {
     "N",
     "Y"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_SET_COLLECTION_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The data_set_collection_name element provides the full name
     given to a collection of related data sets or data products.
     The data set collection is treated as a single unit, whose
     components are selected according to a specific scientific
     purpose.  Components are related by observation type,
     discipline, target, time, or other classifications.
     Example value: PRE-MAGELLAN E/L/H/M/V 4/5 RADAR/GRAVITY
     DATA V1.0
     Note:  In the PDS, the data set collection name is
     constructed according to nomenclature standards outlined
     in the PDS Standards Reference."
  STANDARD_VALUE_SET = {
     "AMES MARS GENERAL CIRCULATION MODEL 5 1977 4 SEASONS V1.0",
     "CONTOUR ARCHIVE DATA V1.0",
     "GEM COMETARY DATA V1.0",
     "GEOLOGIC REMOTE SENSING FIELD EXPERIMENT E 2/3/4/5 RDR V1.0",
     "IHW COMET HALLEY CHRONOLOGICAL DATA V1.0",
     "IHW COMET LC 2/3 CHRONOLOGICAL DATA V1.0",
     "INTERNATIONAL HALLEY WATCH SPACECRAFT COMETARY DATA V1.0",
     "INTERNATIONAL-HALLEY-WATCH-ARCHIVE-ADDENDA-SELECT-DATA-V1.0",
     "MAGELLAN V RSS 5 OCCULTATION PROFILES V1.0",
     "PRE-MAGELLAN E/L/H/M/V 4/5 RADAR/GRAVITY DATA V1.0",
     "SHOEMAKER-LEVY-9-JUPITER-IMPACT-EVENTS-SELECT-DATA-V1.0",
     "SPECIAL COLLECTION OF IDA & GASPRA DATA V1.0",
     "VG1/VG2 SR/UR/NR EDITED/RESAMPLED RING OCCULTATION V1.0",
     "VG1/VG2 SR/UR/NR RAW/EDITED/RESAMPLED RING OCCULTATION V1.0"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_SET_COLLECTION_RELEASE_DT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The data_set_collection_release_dt element provides the
     date when the data set collection was released for use.
     Formation rule:  YYYY-MM-DD"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_SET_COLLECTION_USAGE_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The data_set_collection_usage_desc element provides
     information required to use the data."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_SET_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The data_set_desc element describes the content and
     type of a data set and provides information required to use
     the data (such as binning information)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_SET_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The data_set_id element is a unique
     alphanumeric identifier for a data set or a data product.
     The data_set_id value for a given data set or
     product is constructed according to flight project
     naming conventions.  In most cases the data_set_id is an
     abbreviation of the data_set_name.
     Example value: MR9/VO1/VO2-M-ISS/VIS-5-CLOUD-V1.0.
     Note:  In the PDS, the values for both data_set_id and
     data_set_name are constructed according to standards
     outlined in the Standards Reference."
  STANDARD_VALUE_SET = {
     "A-5-DDR-ASTERMAG-V1.0",
     "A-5-DDR-ASTEROID-SPIN-VECTORS-V3.0",
     "A-5-DDR-ASTNAMES-V1.0",
     "A-5-DDR-POLE-POSITION-REF-V1.0",
     "A-5-DDR-POLE-POSITION-V1.0",
     "A-5-DDR-TAXONOMY-V1.0",
     "A12A-L-SWS-3-SOLAR-WIND-28S-RES-V1.0",
     "A12A-L-SWS-4-SOLAR-WIND-1HR-AVG-V1.0",
     "A14A-L-CCIG-3-ATMOS-DENSITY-PLOTS-V1.0",
     "A15A-L-CCIG-3-ATMOS-DENSITY-PLOTS-V1.0",
     "A15A-L-SWS-3-SOLAR-WIND-28S-RES-V1.0",
     "A15A-L-SWS-4-SOLAR-WIND-1HR-AVG-V1.0",
     "ARCB-L-RTLS-3-70CM-V1.0",
     "ARCB-L-RTLS-4-70CM-V1.0",
     "ARCB-L-RTLS-5-12.6CM-V1.0",
     "ARCB-V-RTLS-4-12.6CM-V1.0",
     "ARCB/GSSR-M-RTLS-5-MODEL-V1.0",
     "ARCB/NRAO-L-RTLS/GBT-4/5-70CM-V1.0",
     "BUGLAB-E-BUG-4-V1.0",
     "C130-E-ASAS-3-RDR-IMAGE-V1.0",
     "C130-E-TIMS-2-EDR-IMAGE-V1.0",
     "CFHT-S-QUIRC-1/3-RPX-V1.0",
     "CLEM1-L-H-5-DIM-MOSAIC-V1.0",
     "CLEM1-L-LIDAR-5-TOPO-V1.0",
     "CLEM1-L-LWIR-3-RDR-V1.0",
     "CLEM1-L-RSS-1-BSR-V1.0",
     "CLEM1-L-RSS-5-BSR-V1.0",
     "CLEM1-L-RSS-5-GRAVITY-V1.0",
     "CLEM1-L-SPICE-6-V1.0",
     "CLEM1-L-U-5-DIM-BASEMAP-V1.0",
     "CLEM1-L-U-5-DIM-UVVIS-V1.0",
     "CLEM1-L/E/Y-A/B/U/H/L/N-2-EDR-V1.0",
     "CO-D-CDA-3/4/5-DUST-V1.0",
     "CO-D-HRD-3-COHRD-V1.0",
     "CO-D-HRD-3-COHRD-V2.0",
     "CO-D-HRD-3-COHRD-V3.0",
     "CO-D-HRD-3-COHRD-V4.0",
     "CO-E/J/S/SW-CAPS-2-UNCALIBRATED-V1.0",
     "CO-E/J/S/SW-MIMI-2-CHEMS-UNCALIB-V1.0",
     "CO-E/J/S/SW-MIMI-2-INCA-UNCALIB-V1.0",
     "CO-E/J/S/SW-MIMI-2-LEMMS-UNCALIB-V1.0",
     "CO-E/SW/J/S-MAG-2-REDR-RAW-DATA-V1.0",
     "CO-E/V/J-ISSNA/ISSWA-2-EDR-V1.0",
     "CO-E/V/J/S-VIMS-2-QUBE-V1.0",
     "CO-J-CIRS-2/3/4-TSDR-V1.0",
     "CO-J-UVIS-2-CUBE-V1.0",
     "CO-J-UVIS-2-SPEC-V1.0",
     "CO-J-UVIS-2-SSB-V1.0",
     "CO-S-CIRS-2/3/4-TSDR-V1.0",
     "CO-S-INMS-2-PKT-U-V1.0",
     "CO-S-INMS-3-L1A-U-V1.0",
     "CO-S-ISSNA/ISSWA-2-EDR-V1.0",
     "CO-S-ISSNA/ISSWA-5-MIDR-V1.0",
     "CO-S-RSS-1-SAGR1-V1.0",
     "CO-S-RSS-1-SAGR2-V1.0",
     "CO-S-RSS-1-SAGR3-V1.0",
     "CO-S-RSS-1-SAGR4-V1.0",
     "CO-S-RSS-1-SAGR5-V1.0",
     "CO-S-RSS-1-SAGR6-V1.0",
     "CO-S-RSS-1-SROC1-V1.0",
     "CO-S-RSS-1-SROC2-V1.0",
     "CO-S-RSS-1-SROC3-V1.0",
     "CO-S-RSS-1-SROC4-V1.0",
     "CO-S-RSS-1-SROC5-V1.0",
     "CO-S-RSS-1-SROC6-V1.0",
     "CO-S-UVIS-2-CALIB-V1.0",
     "CO-S-UVIS-2-CALIB-V1.1",
     "CO-S-UVIS-2-CUBE-V1.0",
     "CO-S-UVIS-2-CUBE-V1.1",
     "CO-S-UVIS-2-SPEC-V1.0",
     "CO-S-UVIS-2-SPEC-V1.1",
     "CO-S-UVIS-2-SSB-V1.0",
     "CO-S-UVIS-2-SSB-V1.1",
     "CO-S/J/E/V-SPICE-6-V1.0",
     "CO-SS-RSS-1-SCC1-V1.0",
     "CO-SS-RSS-1-SCC2-V1.0",
     "CO-SS-RSS-1-SCC3-V1.0",
     "CO-SS-RSS-1-SCE1-V1.0",
     "CO-SSA-RADAR-3-ABDR-CSV-V1.0",
     "CO-SSA-RADAR-3-ABDR-SUMMARY-V1.0",
     "CO-SSA-RADAR-3-ABDR-V1.0",
     "CO-SSA-RADAR-5-BIDR-V1.0",
     "CO-SSA-RSS-1-DIGR1-V1.0",
     "CO-SSA-RSS-1-ENGR1-V1.0",
     "CO-SSA-RSS-1-ENGR2-V1.0",
     "CO-SSA-RSS-1-ENOC1-V1.0",
     "CO-SSA-RSS-1-HYGR1-V1.0",
     "CO-SSA-RSS-1-IAGR1-V1.0",
     "CO-SSA-RSS-1-RHGR1-V1.0",
     "CO-SSA-RSS-1-TBIS1-V1.0",
     "CO-SSA-RSS-1-TBOC1-V1.0",
     "CO-SSA-RSS-1-TBOC2-V1.0",
     "CO-SSA-RSS-1-TBOC3-V1.0",
     "CO-SSA-RSS-1-TIGR1-V1.0",
     "CO-SSA-RSS-1-TIGR10-V1.0",
     "CO-SSA-RSS-1-TIGR2-V1.0",
     "CO-SSA-RSS-1-TIGR3-V1.0",
     "CO-SSA-RSS-1-TIGR4-V1.0",
     "CO-SSA-RSS-1-TIGR5-V1.0",
     "CO-SSA-RSS-1-TIGR6-V1.0",
     "CO-SSA-RSS-1-TIGR7-V1.0",
     "CO-SSA-RSS-1-TIGR8-V1.0",
     "CO-SSA-RSS-1-TIGR9-V1.0",
     "CO-SSA-RSS-1-TOCC1-V1.0",
     "CO-V/E/J/S-RADAR-3-LBDR-V1.0",
     "CO-V/E/J/S-RADAR-3-SBDR-V1.0",
     "CO-V/E/J/S/SS-RPWS-2-REFDR-ALL-V1.0",
     "CO-V/E/J/S/SS-RPWS-2-REFDR-WBRFULL-V1.0",
     "CO-V/E/J/S/SS-RPWS-2-REFDR-WFRFULL-V1.0",
     "CO-V/E/J/S/SS-RPWS-3-RDR-LRFULL-V1.0",
     "CO-V/E/J/S/SS-RPWS-4-SUMM-KEY60S-V1.0",
     "CO-X-RSS-1-GWE1-V1.0",
     "CO-X-RSS-1-GWE2-V1.0",
     "CO-X-RSS-1-GWE3-V1.0",
     "CO-X-UVIS-2-CALIB-V1.0",
     "CO-X-UVIS-2-CUBE-V1.0",
     "CO-X-UVIS-2-SPEC-V1.0",
     "CO-X-UVIS-2-SSB-V1.0",
     "CO-X-UVIS-2-WAV-V1.0",
     "CON-CAL-CFI-1-EDR-GROUND-OCF-V1.0",
     "CON-CAL-CRISPIMAG-1-EDR-GROUND-OCF-V1.0",
     "CON-CAL-CRISPSPEC-1-EDR-GROUND-OCF-V1.0",
     "CON-CAL-TLM-1-EDR-GROUND-GSE-V1.0",
     "CO_CAL_ISSNA/ISSWA_2_EDR_V1.0",
     "DI-C-HRII/HRIV/MRI/ITS-6-DOC-SET-V1.0",
     "DI-C-HRII/HRIV/MRI/ITS-6-DOC-SET-V2.0",
     "DI-C-HRII/HRIV/MRI/ITS-6-DOC-SET-V3.0",
     "DI-C-SPICE-6-V1.0",
     "DI/EAR-C-I0034-3-UH22M-TMPL1-V1.0",
     "DI/EAR-C-I0046-2-IRTF-NIRIMG-TMPL1-V1.0",
     "DI/EAR-C-I0046-2-IRTF-NIRSPEC-TMPL1-V1.0",
     "DI/EAR-C-I0071-2-IRTF-MIR-TMPL1-V1.0",
     "DI/EAR-C-I0276-2/3-MARTIR15M-TMPL1-V1.0",
     "DI/EAR-C-KECK1LWS-3-9P-IMAGES-PHOT-V1.0",
     "DI/EAR-C-LO72CCD-3-9P-IMAGES-PHOT-V1.0",
     "DI/EAR-C-LPLCCD-3-MRBG61-TMPL1-V1.0",
     "DI/EAR-C-LPLCCD-3-MTBG61-TMPL1-V1.0",
     "DI/EAR-C-SQIID-3-9PNIRIMAGES-V1.0",
     "DI/IRAS-C-FPA-5-9P-IMAGES-V1.0",
     "DI/IRAS-C-FPA-5-9P-PHOT-V1.0",
     "DIF-C-HRII-2-9P-ENCOUNTER-V1.0",
     "DIF-C-HRII-3/4-9P-ENCOUNTER-V1.0",
     "DIF-C-HRII-3/4-9P-ENCOUNTER-V2.0",
     "DIF-C-HRII-5-TEMPEL1-SURF-TEMP-MAPS-V1.0",
     "DIF-C-HRII/HRIV/MRI-6-TEMPS-V1.0",
     "DIF-C-HRIV-2-9P-ENCOUNTER-V1.0",
     "DIF-C-HRIV-2-NAV-9P-ENCOUNTER-V1.0",
     "DIF-C-HRIV-3-NAV-9P-ENCOUNTER-V1.0",
     "DIF-C-HRIV-3/4-9P-ENCOUNTER-V1.0",
     "DIF-C-HRIV-3/4-9P-ENCOUNTER-V2.0",
     "DIF-C-HRIV/ITS/MRI-5-TEMPEL1-SHAPE-V1.0",
     "DIF-C-MRI-2-9P-ENCOUNTER-V1.0",
     "DIF-C-MRI-2-NAV-9P-ENCOUNTER-V1.0",
     "DIF-C-MRI-2-NAV-9P-ENCOUNTER-V1.1",
     "DIF-C-MRI-3-NAV-9P-ENCOUNTER-V1.0",
     "DIF-C-MRI-3-NAV-9P-ENCOUNTER-V1.1",
     "DIF-C-MRI-3/4-9P-ENCOUNTER-V1.0",
     "DIF-C-MRI-3/4-9P-ENCOUNTER-V2.0",
     "DIF-C-MRI-5-TEMPEL1-PHOTOMETRY-V1.0",
     "DIF-C-RSS-1-9P-ENCOUNTER-V1.0",
     "DIF-CAL-HRII-2-9P-CRUISE-V1.0",
     "DIF-CAL-HRII-2-GROUND-TV1-V1.0",
     "DIF-CAL-HRII/HRIV-2-GROUND-TV2-V1.0",
     "DIF-CAL-HRII/HRIV/MRI-2-GROUND-TV4-V1.0",
     "DIF-CAL-HRIV-2-9P-CRUISE-V1.0",
     "DIF-CAL-HRIV-2-NAV-9P-CRUISE-V1.0",
     "DIF-CAL-MRI-2-9P-CRUISE-V1.0",
     "DIF-CAL-MRI-2-NAV-9P-CRUISE-V1.0",
     "DIF-CAL-MRI-2-NAV-9P-CRUISE-V1.1",
     "DII-C-ITS-2-9P-ENCOUNTER-V1.0",
     "DII-C-ITS-2-NAV-9P-ENCOUNTER-V1.0",
     "DII-C-ITS-2-NAV-9P-ENCOUNTER-V1.1",
     "DII-C-ITS-3-NAV-9P-ENCOUNTER-V1.0",
     "DII-C-ITS-3/4-9P-ENCOUNTER-V1.0",
     "DII-C-ITS-3/4-9P-ENCOUNTER-V2.0",
     "DII-CAL-ITS-2-9P-CRUISE-V1.0",
     "DII-CAL-ITS-2-GROUND-TV3-V1.0",
     "DII-CAL-ITS-2-NAV-9P-CRUISE-V1.0",
     "DII-CAL-ITS-2-NAV-9P-CRUISE-V1.1",
     "DIF-C/E/X-SPICE-6-V1.0",
     "DIF-CAL-HRII/HRIV/MRI-6-EPOXI-TEMPS-V1.0",
     "DIF-CAL-HRII/HRIV/MRI-6-EPOXI-TEMPS-V2.0",
     "DIF-CAL-HRII-2-EPOXI-CALIBRATIONS-V1.0",
     "DIF-CAL-HRII-2-EPOXI-CALIBRATIONS-V2.0",
     "DIF-CAL-HRIV-2-EPOXI-CALIBRATIONS-V1.0",
     "DIF-CAL-HRIV-2-EPOXI-CALIBRATIONS-V2.0",
     "DIF-CAL-MRI-2-EPOXI-CALIBRATIONS-V1.0",
     "DIF-CAL-MRI-2-EPOXI-CALIBRATIONS-V2.0",
     "DIF-E-HRII-2-EPOXI-EARTH-V1.0",
     "DIF-E-HRII-3/4-EPOXI-EARTH-V1.0",
     "DIF-E-HRIV-2-EPOXI-EARTH-V1.0",
     "DIF-E-HRIV-3/4-EPOXI-EARTH-V1.0",
     "DIF-E-MRI-2-EPOXI-EARTH-V1.0",
     "DIF-E-MRI-3/4-EPOXI-EARTH-V1.0",
     "DIF-X-HRIV-2-EPOXI-EXOPLANETS-V1.0",
     "DIF-X-HRIV-3-EPOXI-EXOPLANETS-V1.0",
     "DIF-M-HRII-2-EPOXI-MARS-V1.0",
     "DIF-M-HRII-3/4-EPOXI-MARS-V1.0",
     "DIF-M-HRIV-2-EPOXI-MARS-V1.0", 
     "DIF-M-HRIV-3/4-EPOXI-MARS-V1.0",
     "DIF-M-MRI-2-EPOXI-MARS-V1.0", 
     "DIF-M-MRI-3/4-EPOXI-MARS-V1.0",
     "DIF-X-HRIV-5-EPOXI-EXOPLANETS-PHOT-V1.0",
     "DIF-CAL-HRIV-6-EPOXI-STELLAR-PSFS-V1.0",  
     "DIF-C-HRII-2-EPOXI-HARTLEY2-V1.0",
     "DIF-C-HRII-3/4-EPOXI-HARTLEY2-V1.0",
     "DIF-C-HRIV-2-EPOXI-HARTLEY2-V1.0", 
     "DIF-C-HRIV-3/4-EPOXI-HARTLEY2-V1.0",
     "DIF-C-MRI-2-EPOXI-HARTLEY2-V1.0", 
     "DIF-C-MRI-3/4-EPOXI-HARTLEY2-V1.0",
     "DS1-A/C-SPICE-6-V1.0",
     "DS1-C-IDS-3-RDR-BORRELLY-V1.0",
     "DS1-C-MICAS-2-EDR-VISCCD-BORRELLY-V1.0",
     "DS1-C-MICAS-3-RDR-VISCCD-BORRELLY-V1.0",
     "DS1-C-MICAS-5-BORRELLY-DEM-V1.0",
     "DS1-C-PEPE-2-EDR-BORRELLY-V1.0",
     "DS1-C-PEPE-2-RAW-DATA-V1.0",
     "EAR-A-2CP-3-RDR-ECAS-FILTER-CURVES-V1.0",
     "EAR-A-2CP-3-RDR-ECAS-MEAN-V1.0",
     "EAR-A-2CP-3-RDR-ECAS-STANDARD-STARS-V1.0",
     "EAR-A-2CP-3-RDR-ECAS-V1.0",
     "EAR-A-2CP-3-RDR-ECAS-V2.0",
     "EAR-A-2CP-3-RDR-ECAS-V3.0",
     "EAR-A-2CP-3-RDR-ECAS-V3.1",
     "EAR-A-2CP-5-DDR-ECAS-PRINCIPAL-COMP-V1.0",
     "EAR-A-3-DDR-APC-LIGHTCURVE-V1.0",
     "EAR-A-3-EDC-IDA/GASPRA-APC/LC-V1.0",
     "EAR-A-3-EDC-IDA/GASPRA-SPECTRA-V1.0",
     "EAR-A-3-RDR-APD-POLARIMETRY-V1.0",
     "EAR-A-3-RDR-APD-POLARIMETRY-V2.0",
     "EAR-A-3-RDR-APD-POLARIMETRY-V3.0",
     "EAR-A-3-RDR-APD-POLARIMETRY-V4.0",
     "EAR-A-3-RDR-APD-POLARIMETRY-V4.1",
     "EAR-A-3-RDR-APD-POLARIMETRY-V5.0",
     "EAR-A-3-RDR-APD-POLARIMETRY-V6.0",
     "EAR-A-3-RDR-LARSON-FTS-SPECTRA-V1.0",
     "EAR-A-3-RDR-METEORITE-SPECTRA-V1.0",
     "EAR-A-3-RDR-METEORITE-SPECTRA-V2.0",
     "EAR-A-3-RDR-NEO-LIGHTCURVES-V1.0",
     "EAR-A-3-RDR-NEO-LIGHTCURVES-V1.1",
     "EAR-A-3-RDR-OCCULTATIONS-V1.0",
     "EAR-A-3-RDR-OCCULTATIONS-V2.0",
     "EAR-A-3-RDR-OCCULTATIONS-V3.0",
     "EAR-A-3-RDR-OCCULTATIONS-V4.0",
     "EAR-A-3-RDR-OCCULTATIONS-V4.1",
     "EAR-A-3-RDR-OCCULTATIONS-V5.0",
     "EAR-A-3-RDR-OCCULTATIONS-V6.0",
     "EAR-A-3-RDR-PCME-V1.0",
     "EAR-A-3-RDR-PCME-V2.0",
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     "VG1/VG2-J-ISS-2-EDR-V2.0",
     "VG1/VG2-J-ISS-2-EDR-V3.0",
     "VG1/VG2-J-UVS-5-BRIGHTNESS-N/S-MAPS-V1.0",
     "VG1/VG2-S-IRIS-3-RDR-V1.0",
     "VG1/VG2-S-IRIS-5-NS-ATMOS-PARAMS-V1.0",
     "VG1/VG2-S-ISS-2-EDR-V1.0",
     "VG1/VG2-S-ISS-2-EDR-V2.0",
     "VG1/VG2-S-UVS-5-BRIGHTNESS-N/S-MAPS-V1.0",
     "VG1/VG2-SR-ISS-4-PROFILES-V1.0",
     "VG1/VG2-SR/UR-RSS-4-OCC-V1.0",
     "VG1/VG2-SR/UR/NR-RSS-4-OCC-V1.0",
     "VG1/VG2-SR/UR/NR-UVS-2/4-OCC-V1.0",
     "VG2-J-6-SPK-V1.0",
     "VG2-J-CRS-5-SUMM-FLUX-V1.0",
     "VG2-J-LECP-4-15MIN",
     "VG2-J-LECP-4-BR-15MIN",
     "VG2-J-LECP-4-SUMM-AVERAGE-15MIN-V1.0",
     "VG2-J-LECP-4-SUMM-SECTOR-15MIN-V1.0",
     "VG2-J-MAG-4-1.92SEC",
     "VG2-J-MAG-4-48.0SEC",
     "VG2-J-MAG-4-9.60SEC",
     "VG2-J-MAG-4-RDR-HGCOORDS-1.92SEC-V1.0",
     "VG2-J-MAG-4-RDR-HGCOORDS-9.60SEC-V1.0",
     "VG2-J-MAG-4-RDR-S3COORDS-1.92SEC-V1.1",
     "VG2-J-MAG-4-RDR-S3COORDS-9.60SEC-V1.1",
     "VG2-J-MAG-4-SUMM-HGCOORDS-48.0SEC-V1.0",
     "VG2-J-MAG-4-SUMM-S3COORDS-48.0SEC-V1.1",
     "VG2-J-PLS-5-ELE-MOM-96.0SEC",
     "VG2-J-PLS-5-ION-MOM-96.0SEC",
     "VG2-J-PLS-5-SUMM-ELE-MOM-96.0SEC-V1.0",
     "VG2-J-PLS-5-SUMM-ION-INBNDSWIND-96S-V1.0",
     "VG2-J-PLS-5-SUMM-ION-L-MODE-96S-V1.0",
     "VG2-J-PLS-5-SUMM-ION-M-MODE-96S-V1.0",
     "VG2-J-PLS-5-SUMM-ION-MOM-96.0SEC-V1.0",
     "VG2-J-POS-4-48.0SEC",
     "VG2-J-POS-6-SUMM-HGCOORDS-V1.0",
     "VG2-J-POS-6-SUMM-S3COORDS-V1.1",
     "VG2-J-PRA-3-RDR-6SEC-V1.0",
     "VG2-J-PRA-3-RDR-LOWBAND-6SEC-V1.0",
     "VG2-J-PRA-4-SUMM-BROWSE-48SEC-V1.0",
     "VG2-J-PWS-2-RDR-SA-4.0SEC-V1.0",
     "VG2-J-PWS-2-SA-4.0SEC",
     "VG2-J-PWS-4-SA-48.0SEC",
     "VG2-J-PWS-4-SUMM-SA-48.0SEC-V1.0",
     "VG2-J-UVS-0--SL9-NULL-RESULTS-V1.0",
     "VG2-J-UVS-3-RDR-V1.0",
     "VG2-J/S/U/N/SS-PWS-1-EDR-WFRM-60MS-V1.0",
     "VG2-N-CRS-3-RDR-D1-6SEC-V1.0",
     "VG2-N-CRS-4-SUMM-D1-96SEC-V1.0",
     "VG2-N-CRS-4-SUMM-D2-96SEC-V1.0",
     "VG2-N-IRIS-3-RDR-V1.0",
     "VG2-N-ISS-2-EDR-V1.0",
     "VG2-N-LECP-4-RDR-STEP-12.8MIN-V1.0",
     "VG2-N-LECP-4-SUMM-SCAN-24SEC-V1.0",
     "VG2-N-MAG-4-RDR-HGCOORDS-1.92SEC-V1.0",
     "VG2-N-MAG-4-RDR-HGCOORDS-9.6SEC-V1.0",
     "VG2-N-MAG-4-SUMM-HGCOORDS-48SEC-V1.0",
     "VG2-N-MAG-4-SUMM-NLSCOORDS-12SEC-V1.0",
     "VG2-N-PLS-5-RDR-2PROMAGSPH-48SEC-V1.0",
     "VG2-N-PLS-5-RDR-ELEMAGSPHERE-96SEC-V1.0",
     "VG2-N-PLS-5-RDR-IONINBNDWIND-48SEC-V1.0",
     "VG2-N-PLS-5-RDR-IONLMODE-48SEC-V1.0",
     "VG2-N-PLS-5-RDR-IONMAGSPHERE-48SEC-V1.0",
     "VG2-N-PLS-5-RDR-IONMMODE-12MIN-V1.0",
     "VG2-N-POS-5-SUMM-HGCOORDS-48SEC-V1.0",
     "VG2-N-POS-5-SUMM-NLSCOORDS-12SEC-V1.0",
     "VG2-N-PRA-2-RDR-HIGHRATE-60MS-V1.0",
     "VG2-N-PRA-4-SUMM-BROWSE-48SEC-V1.0",
     "VG2-N-PWS-1-EDR-WFRM-60MS-V1.0",
     "VG2-N-PWS-2-RDR-SA-4SEC-V1.0",
     "VG2-N-PWS-4-SUMM-SA-48SEC-V1.0",
     "VG2-N-UVS-3-RDR-V1.0",
     "VG2-NSA-RSS-5-ROCC-V1.0",
     "VG2-S-6-SPK-V1.0",
     "VG2-S-CRS-4-SUMM-D1/D2-1.92SEC-V1.0",
     "VG2-S-LECP-4-15MIN",
     "VG2-S-LECP-4-BR-15MIN",
     "VG2-S-LECP-4-SUMM-AVERAGE-15MIN-V1.0",
     "VG2-S-LECP-4-SUMM-SECTOR-15MIN-V1.0",
     "VG2-S-MAG-4-1.92SEC",
     "VG2-S-MAG-4-48.0SEC",
     "VG2-S-MAG-4-9.60SEC",
     "VG2-S-MAG-4-RDR-HGCOORDS-1.92SEC-V1.1",
     "VG2-S-MAG-4-RDR-HGCOORDS-9.6SEC-V1.1",
     "VG2-S-MAG-4-RDR-L1COORDS-1.92SEC-V1.1",
     "VG2-S-MAG-4-RDR-L1COORDS-9.6SEC-V1.1",
     "VG2-S-MAG-4-SUMM-HGCOORDS-48SEC-V1.1",
     "VG2-S-MAG-4-SUMM-L1COORDS-48SEC-V1.1",
     "VG2-S-PLS-5-ELE-BR-96.0SEC",
     "VG2-S-PLS-5-ELE-PAR-96.0SEC",
     "VG2-S-PLS-5-ION-FBR-96.0SEC",
     "VG2-S-PLS-5-ION-FIT-96.0SEC",
     "VG2-S-PLS-5-ION-MOM-96.0SEC",
     "VG2-S-PLS-5-SUM-ION-SOLARWIND-96S-V1.0",
     "VG2-S-PLS-5-SUMM-ELE-BR-96SEC-V1.0",
     "VG2-S-PLS-5-SUMM-ELE-FIT-96SEC-V1.0",
     "VG2-S-PLS-5-SUMM-ION-FBR-96SEC-V1.0",
     "VG2-S-PLS-5-SUMM-ION-FIT-96SEC-V1.0",
     "VG2-S-PLS-5-SUMM-ION-MOM-96SEC-V1.0",
     "VG2-S-PLS-5-SUMM-ION-SOLARWIND-96S-V1.0",
     "VG2-S-POS-4-48.0SEC",
     "VG2-S-POS-4-SUMM-HGCOORDS-V1.0",
     "VG2-S-POS-4-SUMM-L1COORDS-V1.0",
     "VG2-S-PRA-3-RDR-LOWBAND-6SEC-V1.0",
     "VG2-S-PWS-2-RDR-SA-4.0SEC-V1.0",
     "VG2-S-PWS-2-SA-4.0SEC",
     "VG2-S-PWS-4-SA-48.0SEC",
     "VG2-S-PWS-4-SUMM-SA-48SEC-V1.0",
     "VG2-S-RSS-1-ROCC-V1.0",
     "VG2-S-UVS-3-RDR-V1.0",
     "VG2-SR/UR/NR-PPS-1/2/4-OCC-V1.0",
     "VG2-SR/UR/NR-PPS-2/4-OCC-V1.0",
     "VG2-SR/UR/NR-PPS-4-OCC-V1.0",
     "VG2-SR/UR/NR-UVS-4-OCC-V1.0",
     "VG2-U-6-SPK-V1.0",
     "VG2-U-CRS-4-SUMM-D1-96SEC-V1.0",
     "VG2-U-CRS-4-SUMM-D2-96SEC-V1.0",
     "VG2-U-IRIS-3-RDR-V1.0",
     "VG2-U-ISS-2-EDR-V1.0",
     "VG2-U-LECP-4-RDR-SECTOR-15MIN-V1.0",
     "VG2-U-LECP-4-RDR-STEP-12.8MIN-V1.0",
     "VG2-U-LECP-4-SUMM-AVERAGE-15MIN-V1.0",
     "VG2-U-LECP-4-SUMM-SCAN-24SEC-V1.0",
     "VG2-U-MAG-4-RDR-HGCOORDS-1.92SEC-V1.0",
     "VG2-U-MAG-4-RDR-HGCOORDS-9.6SEC-V1.0",
     "VG2-U-MAG-4-RDR-U1COORDS-1.92SEC-V1.0",
     "VG2-U-MAG-4-RDR-U1COORDS-9.6SEC-V1.0",
     "VG2-U-MAG-4-SUMM-HGCOORDS-48SEC-V1.0",
     "VG2-U-MAG-4-SUMM-U1COORDS-48SEC-V1.0",
     "VG2-U-PLS-5-RDR-ELEFIT-48SEC-V1.0",
     "VG2-U-PLS-5-RDR-IONFIT-48SEC-V1.0",
     "VG2-U-PLS-5-SUMM-ELEBR-48SEC-V1.0",
     "VG2-U-PLS-5-SUMM-IONBR-48SEC-V1.0",
     "VG2-U-POS-5-SUMM-HGCOORDS-48SEC-V1.0",
     "VG2-U-POS-5-SUMM-U1COORDS-48SEC-V1.0",
     "VG2-U-PRA-2-RDR-HIGHRATE-60MS-V1.0",
     "VG2-U-PRA-4-SUMM-BROWSE-48SEC-V1.0",
     "VG2-U-PWS-1-EDR-WFRM-60MS-V1.0",
     "VG2-U-PWS-2-RDR-SA-4SEC-V1.0",
     "VG2-U-PWS-4-SUMM-SA-48SEC-V1.0",
     "VG2-U-UVS-3-RDR-V1.0",
     "VL1-M-MET-4-BINNED-P-T-V-CORR-V1.0",
     "VL1/VL2-M-FTS-3-FOOTPAD-TEMP-V1.0",
     "VL1/VL2-M-FTS-4-SOL-AVG-FTPD-TEMP-V1.0",
     "VL1/VL2-M-LCS-2-EDR-V1.0",
     "VL1/VL2-M-LCS-5-ATMOS-OPTICAL-DEPTH-V1.0",
     "VL1/VL2-M-LCS-5-ROCKS-V1.0",
     "VL1/VL2-M-LR-2-EDR-V1.0",
     "VL1/VL2-M-MET-3-P-V1.0",
     "VL1/VL2-M-MET-4-BINNED-P-T-V-V1.0",
     "VL1/VL2-M-MET-4-DAILY-AVG-PRESSURE-V1.0",
     "VO1/VO2-M-IRTM-4-V1.0",
     "VO1/VO2-M-IRTM-5-BINNED/CLOUDS-V1.0",
     "VO1/VO2-M-MAWD-4-V1.0",
     "VO1/VO2-M-SPICE-6-V1.0",
     "VO1/VO2-M-VIS-2-EDR-BR-V2.0",
     "VO1/VO2-M-VIS-2-EDR-V1.0",
     "VO1/VO2-M-VIS-2-EDR-V2.0",
     "VO1/VO2-M-VIS-5-DIM-V1.0",
     "VO1/VO2-M-VIS-5-DTM-V1.0",
     "VO2-M-RSS-4-LOS-GRAVITY-V1.0",
     "WFF-E-ATM-1/5-V1.0",
     "WHT-S-API/ISIS-1/3-RPX-V1.0"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_SET_LOCAL_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 8
  DESCRIPTION = "
      The DATA_SET_LOCAL_ID element provides a short (of order 3
     characters) acronym used as the local ID of a data set
     (Example value: IGLC). It may also appear as the first
     element of file names from a particular DATA_SET (Example
     value:IGLCINDX.LBL)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_SET_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The data_set_name element provides the full name given to a
     data set or a data product.  The data_set_name typically
     identifies the instrument that acquired the data, the target
     of that instrument, and the processing level of the data.
     Example value:  MR9/VO1/VO2 MARS IMAGING SCIENCE
     SUBSYSTEM/VIS 5 CLOUD V1.0.  See also:  data_set_id.
     Note:  In PDS, the data_set_name is constructed according to
     standards outlined in the Standards Reference.
     Note: This element is defined in the AMMOS Magellan catalog
     as an alias for file_name to provide backward compatibility"
  STANDARD_VALUE_SET = {
     "120-COLOR LUNAR NIR SPECTROPHOTOMETRY DATA V1.0",
     "2001 MARS ODYSSEY RADIO SCIENCE RAW DATA SET - EXT V1.0",
     "2001 MARS ODYSSEY RADIO SCIENCE RAW DATA SET - V1.0",
     "24-COLOR ASTEROID SURVEY",
     "2MASS ASTEROID AND COMET SURVEY V1.0",
     "52 COLOR ASTEROID SURVEY V1.0",
     "52 COLOR ASTEROID SURVEY V2.0",
     "52-COLOR ASTEROID SURVEY",
     "AMES MARS GENERAL CIRCULATION MODEL 5 LAT LON VARIABLES V1.0",
     "AMES MARS GENERAL CIRCULATION MODEL 5 LAT PRES VARIABLE V1.0",
     "AMES MARS GENERAL CIRCULATION MODEL 5 LAT TIME VARIABLE V1.0",
     "AMES MARS GENERAL CIRCULATION MODEL 5 LAT VARIABLES V1.0",
     "AMES MARS GENERAL CIRCULATION MODEL 5 TIME VARIABLES V1.0",
     "AMES MARS GENERAL CIRCULATION MODEL 5 TOPOGRAPHY V1.0",
     "ANGLO-AUSTRALIAN OBSERVATORY DATA FROM SL9 IMPACTS",
     "APOLLO 12 ALSEP/SWS SOLAR WIND 1-HR AVG TABLES V1.0",
     "APOLLO 12 ALSEP/SWS SOLAR WIND 28-SEC RESOLUTION TABLES V1.0",
     "APOLLO 14 ALSEP/CCIG REDUCED ATMOSPHERIC DENSITY PLOTS V1.0",
     "APOLLO 15 ALSEP/CCIG REDUCED ATMOSPHERIC DENSITY PLOTS V1.0",
     "APOLLO 15 ALSEP/SWS SOLAR WIND 1-HR AVG TABLES V1.0",
     "APOLLO 15 ALSEP/SWS SOLAR WIND 28-SEC RESOLUTION TABLES V1.0",
     "ARCB/GSSR M RADIO TELESC DERIVED RADAR MODEL UNIT MAP V1.0",
     "ARECIBO MOON RADIO TELESC RESAMPLED 70 CM RADAR MOSAIC V1.0",
     "ARECIBO MOON RADIO TELESCOPE CALIBRATED 70 CM RADAR V1.0",
     "ARECIBO MOON RADIO TELESCOPE DERIVED 12.6 CM RADAR V1.0",
     "ARECIBO VENUS RADIO TELESCOPE RESAMPLED 12.6 CM RADAR V1.0",
     "ARECIBO/NRAO MOON RTLS/GBT 4/5 70CM V1.0",
     "ARRAY OF ICI COUNTS FOR STEPPED M/Q,V",
     "ASTEROID 3-MICRON SURVEY V1.0",
     "ASTEROID ABSOLUTE MAGNITUDES AND SLOPES V1.0",
     "ASTEROID ABSOLUTE MAGNITUDES V10.0",
     "ASTEROID ABSOLUTE MAGNITUDES V11.0",
     "ASTEROID ABSOLUTE MAGNITUDES V2.0",
     "ASTEROID ABSOLUTE MAGNITUDES V3.0",
     "ASTEROID ABSOLUTE MAGNITUDES V4.0",
     "ASTEROID ABSOLUTE MAGNITUDES V5.0",
     "ASTEROID ABSOLUTE MAGNITUDES V6.0",
     "ASTEROID ABSOLUTE MAGNITUDES V7.0",
     "ASTEROID ABSOLUTE MAGNITUDES V8.0",
     "ASTEROID ABSOLUTE MAGNITUDES V9.0",
     "ASTEROID ALBEDOS",
     "ASTEROID ALBEDOS FROM STELLAR OCCULTATIONS V1.0",
     "ASTEROID ALBEDOS V1.0",
     "ASTEROID BIBLIOGRAPHY V1.0",
     "ASTEROID BIBLIOGRAPHY V2.0",
     "ASTEROID DENSITIES",
     "ASTEROID DENSITIES V1.0",
     "ASTEROID DISCOVERY CIRCUMSTANCES V1.0",
     "ASTEROID DYNAMICAL FAMILIES V2.0",
     "ASTEROID DYNAMICAL FAMILIES V3.0",
     "ASTEROID DYNAMICAL FAMILIES V4.0",
     "ASTEROID DYNAMICAL FAMILIES V4.1",
     "ASTEROID FAMILY IDENTIFICATIONS V1.0",
     "ASTEROID LIGHTCURVE DERIVED DATA REFERENCES V1.0",
     "ASTEROID LIGHTCURVE DERIVED DATA V1.0",
     "ASTEROID LIGHTCURVE DERIVED DATA V10.0",
     "ASTEROID LIGHTCURVE DERIVED DATA V2.0",
     "ASTEROID LIGHTCURVE DERIVED DATA V3.0",
     "ASTEROID LIGHTCURVE DERIVED DATA V4.0",
     "ASTEROID LIGHTCURVE DERIVED DATA V5.0",
     "ASTEROID LIGHTCURVE DERIVED DATA V6.0",
     "ASTEROID LIGHTCURVE DERIVED DATA V7.0",
     "ASTEROID LIGHTCURVE DERIVED DATA V8.0",
     "ASTEROID LIGHTCURVE DERIVED DATA V9.0",
     "ASTEROID NAMES AND DESIGNATIONS V1.0",
     "ASTEROID NAMES AND DESIGNATIONS V2.0",
     "ASTEROID NAMES AND DISCOVERY V1.0",
     "ASTEROID NAMES AND DISCOVERY V10.0",
     "ASTEROID NAMES AND DISCOVERY V11.0",
     "ASTEROID NAMES AND DISCOVERY V12.0",
     "ASTEROID NAMES AND DISCOVERY V2.0",
     "ASTEROID NAMES AND DISCOVERY V3.0",
     "ASTEROID NAMES AND DISCOVERY V4.0",
     "ASTEROID NAMES AND DISCOVERY V5.0",
     "ASTEROID NAMES AND DISCOVERY V6.0",
     "ASTEROID NAMES AND DISCOVERY V7.0",
     "ASTEROID NAMES AND DISCOVERY V8.0",
     "ASTEROID NAMES AND DISCOVERY V9.0",
     "ASTEROID OCCULTATIONS",
     "ASTEROID OCCULTATIONS V1.0",
     "ASTEROID OCCULTATIONS V2.0",
     "ASTEROID OCCULTATIONS V4.0",
     "ASTEROID OCCULTATIONS V4.1",
     "ASTEROID OCCULTATIONS V5.0",
     "ASTEROID OCCULTATIONS V6.0",
     "ASTEROID PHOTOMETRIC CATALOG V1.0",
     "ASTEROID POLARIMETRIC DATABASE V1.0",
     "ASTEROID POLARIMETRIC DATABASE V2.0",
     "ASTEROID POLARIMETRIC DATABASE V3.0",
     "ASTEROID POLARIMETRIC DATABASE V4.0",
     "ASTEROID POLARIMETRIC DATABASE V4.1",
     "ASTEROID POLARIMETRIC DATABASE V5.0",
     "ASTEROID POLARIMETRIC DATABASE V6.0",
     "ASTEROID POLE POSITIONS REFERENCES V1.0",
     "ASTEROID POLE POSITIONS V1.0",
     "ASTEROID POLE POSITIONS_REFERENCES V1.0",
     "ASTEROID PROPER ELEMENTS V1.0",
     "ASTEROID RADAR V1.0",
     "ASTEROID RADAR V10.0",
     "ASTEROID RADAR V11.0",
     "ASTEROID RADAR V12.0",
     "ASTEROID RADAR V13.0",
     "ASTEROID RADAR V14.0",
     "ASTEROID RADAR V3.0",
     "ASTEROID RADAR V4.0",
     "ASTEROID RADAR V5.0",
     "ASTEROID RADAR V6.0",
     "ASTEROID RADAR V7.0",
     "ASTEROID RADAR V7.1",
     "ASTEROID RADAR V8.0",
     "ASTEROID RADAR V9.0",
     "ASTEROID SPIN VECTOR COMPILATION V5.0",
     "ASTEROID SPIN VECTORS",
     "ASTEROID SPIN VECTORS V3.0",
     "ASTEROID SPIN VECTORS V4.0",
     "ASTEROID SPIN VECTORS V4.1",
     "ASTEROID TAXONOMY V1.0",
     "ASTEROID TAXONOMY V2.0",
     "ASTEROID TAXONOMY V3.0",
     "ASTEROID TAXONOMY V4.0",
     "ASTEROID TAXONOMY V5.0",
     "ATM OBSERVATIONS AT NEVADA TEST SITE V1.0",
     "ANGLO-AUSTRALIAN OBSERVATORY DATA FROM SL9 IMPACTS",
     "BINARY MINOR PLANETS V1.0",
     "BINARY NEAS SUMMARY V1.0",
     "C130 EARTH ASAS CALIBRATED REDUCED DATA RECORD IMAGE V1.0",
     "C130 EARTH TIMS EDITED EXPERIMENT DATA RECORD IMAGE V1.0",
     "CASSINI COSMIC DUST ANALYZER CALIBRATED/RESAMPLED DATA",
     "CASSINI E/J/S/SW CAPS UNCALIBRATED V1.0",
     "CASSINI E/J/S/SW MIMI CHEMS SENSOR UNCALIBRATED DATA V1.0",
     "CASSINI E/J/S/SW MIMI INCA SENSOR UNCALIBRATED DATA V1.0",
     "CASSINI E/J/S/SW MIMI LEMMS SENSOR UNCALIBRATED DATA V1.0",
     "CASSINI HIGH RATE DETECTOR V1.0",
     "CASSINI HIGH RATE DETECTOR V2.0",
     "CASSINI HIGH RATE DETECTOR V3.0",
     "CASSINI HIGH RATE DETECTOR V4.0",
     "CASSINI JUP CIRS TIME-SEQUENTIAL DATA RECORDS V1.0",
     "CASSINI JUPITR UVIS SOLAR STELLAR BRIGHTNESS TIME SERIES 1.0",
     "CASSINI MAGNETOMETER RAW DATA V1.0",
     "CASSINI ORBITER CALIBRATION ISSNA/ISSWA 2 EDR VERSION 1.0",
     "CASSINI ORBITER EARTH/VENUS/JUPITER /SATURN VIMS 2 QUBE V1.0",
     "CASSINI ORBITER EARTH/VENUS/JUPITER ISSNA/ISSWA 2 EDR V1.0",
     "CASSINI ORBITER EARTH/VENUS/JUPITER/SATURN VIMS 2 QUBE V1.0",
     "CASSINI ORBITER JUPITER UVIS EDITED SPECTRA 1.0",
     "CASSINI ORBITER JUPITER UVIS SPATIAL SPECTRAL IMAGE CUBE 1.0",
     "CASSINI ORBITER RADAR ALTIMETER BURST DATA RECORD",
     "CASSINI ORBITER RADAR ALTIMETER BURST DATA RECORD SUMMARY",
     "CASSINI ORBITER RADAR LONG BURST DATA RECORD",
     "CASSINI ORBITER RADAR SHORT BURST DATA RECORD",
     "CASSINI ORBITER SATURN ISSNA/ISSWA 2 EDR V1.0",
     "CASSINI ORBITER SATURN ISSNA/ISSWA 2 EDR VERSION 1.0",
     "CASSINI ORBITER SATURN ISSNA/ISSWA 5 MIDR VERSION 1.0",
     "CASSINI ORBITER SATURN UVIS CALIBRATION DATA 1.1",
     "CASSINI ORBITER SATURN UVIS EDITED SPECTRA 1.0",
     "CASSINI ORBITER SATURN UVIS EDITED SPECTRA 1.1",
     "CASSINI ORBITER SATURN UVIS SPATIAL SPECTRAL IMAGE CUBE 1.0",
     "CASSINI ORBITER SATURN UVIS SPATIAL SPECTRAL IMAGE CUBE 1.1",
     "CASSINI ORBITER SSA RADAR 5 BIDR V1.0",
     "CASSINI ORBITER STAR UVIS CALIBRATION DATA 1.0",
     "CASSINI ORBITER STAR UVIS CALIBRATION DATA 1.1",
     "CASSINI ORBITER X UVIS EDITED SPECTRA 1.0",
     "CASSINI ORBITER X UVIS IMAGE AT ONE WAVELENGTH",
     "CASSINI ORBITER X UVIS SPATIAL SPECTRAL IMAGE CUBE 1.0",
     "CASSINI RSS RAW DATA SET - DIGR1 V1.0",
     "CASSINI RSS RAW DATA SET - ENGR1 V1.0",
     "CASSINI RSS RAW DATA SET - ENGR2 V1.0",
     "CASSINI RSS RAW DATA SET - ENOC1 V1.0",
     "CASSINI RSS RAW DATA SET - GWE1 V1.0",
     "CASSINI RSS RAW DATA SET - GWE2 V1.0",
     "CASSINI RSS RAW DATA SET - GWE3 V1.0",
     "CASSINI RSS RAW DATA SET - HYGR1 V1.0",
     "CASSINI RSS RAW DATA SET - IAGR1 V1.0",
     "CASSINI RSS RAW DATA SET - RHGR1 V1.0",
     "CASSINI RSS RAW DATA SET - SAGR1 V1.0",
     "CASSINI RSS RAW DATA SET - SAGR2 V1.0",
     "CASSINI RSS RAW DATA SET - SAGR3 V1.0",
     "CASSINI RSS RAW DATA SET - SAGR4 V1.0",
     "CASSINI RSS RAW DATA SET - SAGR5 V1.0",
     "CASSINI RSS RAW DATA SET - SAGR6 V1.0",
     "CASSINI RSS RAW DATA SET - SCC1 V1.0",
     "CASSINI RSS RAW DATA SET - SCC2 V1.0",
     "CASSINI RSS RAW DATA SET - SCC3 V1.0",
     "CASSINI RSS RAW DATA SET - SCE1 V1.0",
     "CASSINI RSS RAW DATA SET - SROC1 V1.0",
     "CASSINI RSS RAW DATA SET - SROC2 V1.0",
     "CASSINI RSS RAW DATA SET - SROC3 V1.0",
     "CASSINI RSS RAW DATA SET - SROC4 V1.0",
     "CASSINI RSS RAW DATA SET - SROC5 V1.0",
     "CASSINI RSS RAW DATA SET - SROC6 V1.0",
     "CASSINI RSS RAW DATA SET - TBIS1 V1.0",
     "CASSINI RSS RAW DATA SET - TBOC1 V1.0",
     "CASSINI RSS RAW DATA SET - TBOC2 V1.0",
     "CASSINI RSS RAW DATA SET - TBOC3 V1.0",
     "CASSINI RSS RAW DATA SET - TIGR1 V1.0",
     "CASSINI RSS RAW DATA SET - TIGR10 V1.0",
     "CASSINI RSS RAW DATA SET - TIGR2 V1.0",
     "CASSINI RSS RAW DATA SET - TIGR3 V1.0",
     "CASSINI RSS RAW DATA SET - TIGR4 V1.0",
     "CASSINI RSS RAW DATA SET - TIGR5 V1.0",
     "CASSINI RSS RAW DATA SET - TIGR6 V1.0",
     "CASSINI RSS RAW DATA SET - TIGR7 V1.0",
     "CASSINI RSS RAW DATA SET - TIGR8 V1.0",
     "CASSINI RSS RAW DATA SET - TIGR9 V1.0",
     "CASSINI RSS RAW DATA SET - TOCC1 V1.0",
     "CASSINI S INMS LEVEL 1A EXTRACTED DATA V1.0",
     "CASSINI S INMS TELEMETRY PACKET DATA V1.0",
     "CASSINI SATURN CIRS TIME-SEQUENTIAL DATA RECORDS V1.0",
     "CASSINI SATURN UVIS SOLAR STELLAR BRIGHTNESS TIME SERIES 1.0",
     "CASSINI SATURN UVIS SOLAR STELLAR BRIGHTNESS TIME SERIES 1.1",
     "CASSINI SPICE KERNELS V1.0",
     "CASSINI V/E/J/S/SS RPWS CALIBRATED LOW RATE FULL RES V1.0",
     "CASSINI V/E/J/S/SS RPWS EDITED WAVEFORM FULL RES V1.0",
     "CASSINI V/E/J/S/SS RPWS EDITED WIDEBAND FULL RES V1.0",
     "CASSINI V/E/J/S/SS RPWS RAW COMPLETE TLM PACKETS V1.0",
     "CASSINI V/E/J/S/SS RPWS SUMMARY KEY PARAMETER 60S V1.0",
     "CASSINI X UVIS SOLAR STELLAR BRIGHTNESS TIME SERIES 1.0",
     "CCD IMAGES OF 19P/BORRELLY, 1987-2002",
     "CCD OBSERVATIONS V1.0",
     "CFHT SR QUIRC RAW AND CALIBRATED RING PLANE CROSSING 1.O",
     "CLEM1 LUNAR GRAVITY V1.0",
     "CLEM1 LUNAR RADIO SCIENCE INTERMEDIATE AND REDUCED BISTATIC",
     "CLEM1 LUNAR RADIO SCIENCE RAW BISTATIC RADAR V1.0",
     "CLEM1 LUNAR TOPOGRAPHY V1.0",
     "CLEM1-LUN/EAR/SKY-ASTAR/BSTAR/UVVIS/HRES/LWIR/NIR-2-EDR-V1.0",
     "CLEMENTINE BASEMAP MOSAIC",
     "CLEMENTINE HIRES MOSAIC",
     "CLEMENTINE LWIR BRIGHTNESS TEMPERATURE V1.0",
     "CLEMENTINE MOON SPICE KERNELS V1.0",
     "CLEMENTINE UVVIS DIGITAL IMAGE MODEL",
     "COLLECTED STARDUST/NAVCAM SHAPE MODELS OF 81P/WILD 2, V2.0",
     "COLLECTED STARDUST/NAVCAM SHAPE MODELS OF 81P/WILD 2, V2.1",
     "COMET HALLEY ARCHIVE - INFRARED PHOTOMETRY",
     "COMET HALLEY ARCHIVE - NEAR NUCLEUS IMAGE DATA",
     "CONTOUR FORWARD IMAGER GROUND OCF DATA",
     "CONTOUR REMOTE IMAGING SPEC. GROUND OCF SPECTRAL DATA",
     "CONTOUR REMOTE IMAGING SPECTROGRAPH GROUND OCF IMAGE DATA",
     "CONTOUR TELEMETRY GSE DATA",
     "CTIO CCD OBSERVATIONS V1.0",
     "CTIO IMAGES OF 19P/BORRELLY WITH PHOTOMETRY",
     "DATABASE OF COMET POLARIMETRY",
     "DEEP IMPACT 9P/TEMPEL 1 ENCOUNTER - RADIO SCIENCE DATA V1.0",
     "DEEP IMPACT 9P/TEMPEL CRUISE - RAW HRII CALIB DATA V1.0",
     "DEEP IMPACT 9P/TEMPEL CRUISE - RAW HRII SPECTRAL CALIB DATA",
     "DEEP IMPACT 9P/TEMPEL CRUISE - RAW HRIV CALIB DATA",
     "DEEP IMPACT 9P/TEMPEL CRUISE - RAW HRIV CALIB DATA V1.0",
     "DEEP IMPACT 9P/TEMPEL CRUISE - RAW HRIV NAV IMAGES V1.0",
     "DEEP IMPACT 9P/TEMPEL CRUISE - RAW ITS CALIB DATA",
     "DEEP IMPACT 9P/TEMPEL CRUISE - RAW ITS CALIB DATA V1.0",
     "DEEP IMPACT 9P/TEMPEL CRUISE - RAW ITS NAV IMAGES V1.0",
     "DEEP IMPACT 9P/TEMPEL CRUISE - RAW ITS NAV IMAGES V1.1",
     "DEEP IMPACT 9P/TEMPEL CRUISE - RAW MRI CALIB DATA",
     "DEEP IMPACT 9P/TEMPEL CRUISE - RAW MRI CALIB DATA V1.0",
     "DEEP IMPACT 9P/TEMPEL CRUISE - RAW MRI NAV IMAGES V1.0",
     "DEEP IMPACT 9P/TEMPEL CRUISE - RAW MRI NAV IMAGES V1.1",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - RAW HRII SPECTRA V1.0",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - RAW HRII SPECTRAL DATA",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - RAW HRIV DATA",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - RAW HRIV DATA V1.0",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - RAW HRIV NAV IMAGES V1.0",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - RAW ITS DATA",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - RAW ITS DATA V1.0",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - RAW ITS NAV IMAGES V1.0",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - RAW ITS NAV IMAGES V1.1",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - RAW MRI DATA",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - RAW MRI DATA V1.0",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - RAW MRI NAV IMAGES V1.0",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - RAW MRI NAV IMAGES V1.1",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - REDUCED HRII IMAGES",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - REDUCED HRII SPECTRA V1.0",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - REDUCED HRII SPECTRA V2.0",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - REDUCED HRIV IMAGES",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - REDUCED HRIV IMAGES V1.0",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - REDUCED HRIV IMAGES V2.0",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - REDUCED HRIV NAV IMGS V1.0",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - REDUCED ITS IMAGES",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - REDUCED ITS IMAGES V1.0",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - REDUCED ITS IMAGES V2.0",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - REDUCED ITS NAV IMGS V1.0",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - REDUCED MRI IMAGES",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - REDUCED MRI IMAGES V1.0",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - REDUCED MRI IMAGES V2.0",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - REDUCED MRI NAV IMGS V1.0",
     "DEEP IMPACT 9P/TEMPEL ENCOUNTER - REDUCED MRI NAV IMGS V1.1",
     "DEEP IMPACT HRII/HRIV/MRI INSTRUMENT TEMPERATURES V1.0",
     "DEEP IMPACT MRI PHOTOMETRY OF COMET 9P/TEMPEL 1 V1.0",
     "DEEP IMPACT PREFLIGHT THERMAL-VACUUM 1 HRII DATA",
     "DEEP IMPACT PREFLIGHT THERMAL-VACUUM 2 HRII/HRIV DATA",
     "DEEP IMPACT PREFLIGHT THERMAL-VACUUM 3 ITS DATA",
     "DEEP IMPACT PREFLIGHT THERMAL-VACUUM 4 HRII/HRIV/MRI DATA",
     "DEEP IMPACT SPICE KERNELS V1.0",
     "DEEP IMPACT: IRAS IMAGES OF COMET 9P/TEMPEL 1",
     "DEEP IMPACT: IRAS PHOTOMETRY OF COMET 9P/TEMPEL 1",
     "DEEP IMPACT DOCUMENTATION SET V1.0",
     "DEEP IMPACT/EPOXI DOCUMENTATION SET V2.0",
     "DEEP IMPACT/EPOXI DOCUMENTATION SET V3.0",
     "EPOXI EARTH OBS - HRII RAW SPECTRA V1.0",
     "EPOXI EARTH OBS - HRII CALIBRATED SPECTRA V1.0",
     "EPOXI EARTH OBS - HRIV RAW IMAGES V1.0",
     "EPOXI EARTH OBS - HRIV CALIBRATED IMAGES V1.0",
     "EPOXI EARTH OBS - MRI RAW IMAGES V1.0",
     "EPOXI EARTH OBS - MRI CALIBRATED IMAGES V1.0",
     "EPOXI EXOPLANET TRANSIT OBS - HRIV RAW IMAGES V1.0",
     "EPOXI EXOPLANET TRANSIT OBS - HRIV CALIBRATED IMAGES V1.0",
     "EPOXI HRII/HRIV/MRI INSTRUMENT TEMPERATURES V1.0",
     "EPOXI HRII/HRIV/MRI INSTRUMENT TEMPERATURES V2.0",
     "EPOXI INFLIGHT CALIBRATIONS - HRII RAW SPECTRA V1.0",
     "EPOXI INFLIGHT CALIBRATIONS - HRII RAW SPECTRA V2.0", 
     "EPOXI INFLIGHT CALIBRATIONS - HRIV RAW IMAGES V1.0",
     "EPOXI INFLIGHT CALIBRATIONS - HRIV RAW IMAGES V2.0",
     "EPOXI INFLIGHT CALIBRATIONS - MRI RAW IMAGES V1.0",
     "EPOXI INFLIGHT CALIBRATIONS - MRI RAW IMAGES V2.0",
     "EPOXI MARS OBS - HRII RAW SPECTRA V1.0",
     "EPOXI MARS OBS - HRII CALIBRATED SPECTRA V1.0",
     "EPOXI MARS OBS - HRIV RAW IMAGES V1.0",
     "EPOXI MARS OBS - HRIV CALIBRATED IMAGES V1.0",
     "EPOXI MARS OBS - MRI RAW IMAGES V1.0",
     "EPOXI MARS OBS - MRI CALIBRATED IMAGES V1.0",
     "EPOXI EXOPLANET TRANSIT OBS - HRIV STELLAR PHOTOMETRY V1.0",
     "EPOXI INFLIGHT CALIBRATIONS - HRIV STELLAR PSFS V1.0", 
     "EPOXI SPICE KERNELS V1.0",
     "EPOXI 103P/HARTLEY2 ENCOUNTER - HRII RAW SPECTRA V1.0",
     "EPOXI 103P/HARTLEY2 ENCOUNTER - HRII CALIBRATED SPECTRA V1.0",
     "EPOXI 103P/HARTLEY2 ENCOUNTER - HRIV RAW IMAGES V1.0",
     "EPOXI 103P/HARTLEY2 ENCOUNTER - HRIV CALIBRATED IMAGES V1.0",
     "EPOXI 103P/HARTLEY2 ENCOUNTER - MRI RAW IMAGES V1.0",
     "EPOXI 103P/HARTLEY2 ENCOUNTER - MRI CALIBRATED IMAGES V1.0",
     "DEEP SPACE 1 19P/BORRELLY ENCOUNTER UNCALIBRATED PEPE V1.0",
     "DEEP SPACE 1 SPICE KERNELS V1.0",
     "DELBO THERMAL INFRARED ASTEROID DIAMETERS AND ALBEDOS V1.0",
     "DS1 DIGITAL ELEVATION MAPS OF COMET 19P/BORRELLY V1.0",
     "DS1 IDS (PLASMA WAVE SPECTROMETER) DATA",
     "DS1 IDS (PLASMA WAVE SPECTROMETER) DATA V1.0",
     "DS1 MICAS DATA SAFE",
     "DS1 MICAS IMAGES OF COMET 19P/BORRELLY",
     "DS1 MICAS VISCCD EDR IMAGES OF COMET 19P/BORRELLY, V1.0",
     "EARTH APPROACHING OBJECTS V1.0",
     "EARTH ASTEROID 8CPS SURVEY REFLECT SPECTRA V1.0",
     "EARTH ASTEROID DBP 24COLOR SURVEY V1.0",
     "EARTH ASTEROID DBP 24COLOR SURVEY V2.0",
     "EARTH BASED CCD OBSERVATIONS V1.0",
     "EIGHT COLOR ASTEROID SURVEY",
     "EIGHT COLOR ASTEROID SURVEY FILTER CURVES V1.0",
     "EIGHT COLOR ASTEROID SURVEY MEAN DATA V1.0",
     "EIGHT COLOR ASTEROID SURVEY PRIMARY DATA V1.0",
     "EIGHT COLOR ASTEROID SURVEY PRINCIPAL COMPONENTS V1.0",
     "EIGHT COLOR ASTEROID SURVEY STANDARD STARS V1.0",
     "EIGHT COLOR ASTEROID SURVEY V2.0",
     "EIGHT COLOR ASTEROID SURVEY V3.0",
     "EPPS UNCALIBRATED (EDR) DATA E/V/H V1.0",
     "ER2 EARTH AVIRIS CALIBRATED REDUCED DATA RECORD IMAGE V1.0",
     "ESO NTT EMMI IMAGE DATA FROM SL9 IMPACTS WITH JUPITER V1.0",
     "ESO NTT IRSPEC IMAGE DATA FROM SL9 IMPACTS WITH JUPITER V1.0",
     "ESO NTT SUSI IMAGE DATA FROM SL9 IMPACTS WITH JUPITER V1.0",
     "ESO1M SR AP-PHOTOMETER RESAMPLED RING OCCULTATION V1.0",
     "ESO22M SR AP-PHOTOMETER RESAMPLED RING OCCULTATION V1.0",
     "FIELD EXP E AWND CALIB RDR TEMPERATURE AND VELOCITY V1.0",
     "FIELD EXP E DAEDALUS SPECTROMETER CALIB RDR SPECTRUM V1.0",
     "FIELD EXP E GPSM DERIVED RDR TOPOGRAPHIC PROFILES V1.0",
     "FIELD EXP E HSTP RESAMPLED RDR TOPOGRAPHIC PROFILES V1.0",
     "FIELD EXP E RANGER II PLUS RDMT & THRM CALIB RDR TEMP V1.0",
     "FIELD EXP E REAG CALIBRATED RDR OPTICAL DEPTH V1.0",
     "FIELD EXP E SHYG CALIBRATED RDR OPTICAL DEPTH V1.0",
     "FIELD EXP E SIRIS RESAMP REDUCED DATA RECORD SPECTRUM V1.0",
     "FIELD EXP E WTHS CALIB RDR TEMPERATURE AND VELOCITY V1.0",
     "FIELD EXP EARTH PARABOLA CALIBRATED RDR SPECTRUM V1.0",
     "FIELD EXP EARTH PFES CALIBRATED RDR SPECTRUM V1.0",
     "GAFFEY METEORITE SPECTRA V1.0",
     "GAFFEY METEORITE SPECTRA V2.0",
     "GALILEO DUST DETECTION SYSTEM V2.0",
     "GALILEO DUST DETECTION SYSTEM V3.0",
     "GALILEO EARTH ENERGETIC PARTICLES DETECTOR (EPD) EXPERIMENTA",
     "GALILEO EARTH GASPRA ENERGETIC PARTICLES DETECTOR (EPD) EXPE",
     "GALILEO JUPITER PLASMA RESAMPLED BROWSE SPECTRA V1.0",
     "GALILEO JUPITER RDR FULL RESOLUTION PLASMA DATA V1.0",
     "GALILEO NIMS EXPERIMENT DATA RECORDS: JUPITER OPERATIONS",
     "GALILEO NIMS SPECTRAL IMAGE CUBES: JUPITER OPERATIONS",
     "GALILEO NIMS SPECTRAL IMAGE TUBES: JUPITER OPERATIONS",
     "GALILEO ORBITAL OPERATIONS SOLID STATE IMAGING 2 RAW EDR V1",
     "GALILEO ORBITAL OPERATIONS SOLID STATE IMAGING RAW EDR V1.0",
     "GALILEO ORBITER ASTEROID AND COMET SL9 SOLID STATE IMAGING 2",
     "GALILEO ORBITER ASTEROID AND EARTH 2 SOLID STATE IMAGING 2 R",
     "GALILEO ORBITER AT JUPITER CALIBRATED MAG HIGH RES V1.0",
     "GALILEO ORBITER EUV JUPITER OPERATIONS EDR DATA",
     "GALILEO ORBITER JUPITER RAW MAGNETOMETER DATA V1.0",
     "GALILEO ORBITER PPR REDUCED DATA RECORD (RDR) V1.0",
     "GALILEO ORBITER PPR REFORMATTED EDR V1.0",
     "GALILEO ORBITER UVS JUPITER OPERATIONS EDR DATA",
     "GALILEO ORBITER VENUS AND EARTH SOLID STATE IMAGING 2 RAW ED",
     "GALILEO PROBE ASI RAW DATA SET",
     "GALILEO PROBE DOPPLER WIND EXPERIMENT DATA V1.0",
     "GALILEO PROBE EPI RAW DATA SET",
     "GALILEO PROBE HELIUM ABUNDANCE DETECTOR DATA V1.0",
     "GALILEO PROBE LRD RAW DATA SET",
     "GALILEO PROBE NEP RAW DATA SET",
     "GALILEO PROBE NET FLUX RADIOMETER DATA V1.0",
     "GALILEO PROBE NMS RAW DATA SET",
     "GALILEO SOLID STATE IMAGING CALIBRATION FILES V1.0",
     "GALILEO SSI IDA/GASPRA IMAGES V1.0",
     "GALILEO VENUS AND EARTH SOLID STATE IMAGING 2 RAW EDR V1",
     "GALILEO VENUS ENERGETIC PARTICLES DETECTOR (EPD) EXPERIMENTA",
     "GALILEO VENUS RANGE FIX RAW DATA V1.0",
     "GASKELL EROS SHAPE MODEL V1.0",
     "GASKELL ITOKAWA SHAPE MODEL V1.0",
     "GASPRA GALILEO MAGNETOMETER/TRAJECTORY DATA V1.0",
     "GEOGRAPHOS RADAR V1.0",
     "GEOGRAPHOS RADAR V1.1",
     "GIOTTO DUST IMPACT DETECTOR SYSTEM DATA V1.0",
     "GIOTTO EXTENDED MISSION DUST IMPACT DETECTOR V1.0",
     "GIOTTO EXTENDED MISSION ELECTRON PARTICLE ANALYSER V1.0",
     "GIOTTO EXTENDED MISSION, MAGNETOMETER V1.0",
     "GIOTTO EXTENDED MISSION, OPE, V1.0",
     "GIOTTO EXTENDED MISSION, RADIO SCIENCE EXPERIMENT V1.0",
     "GIOTTO HALLEY MULTICOLOR CAMERA IMAGES V1.0",
     "GIOTTO ION MASS SPECTROMETER HIGH ENERGY RANGE DATA V1.0",
     "GIOTTO ION MASS SPECTROMETER HIGH INTENSITY DATA V1.0",
     "GIOTTO JOHNSTONE PARTICLE ANALYSER V1.0",
     "GIOTTO JOHNSTONE PARTICLE ANALYZER MERGED DATA V1.0",
     "GIOTTO JPA/MAG MERGED RESULTS V1.0",
     "GIOTTO MAGNETOMETER 8 SECOND DATA V1.0",
     "GIOTTO OPTICAL PROBE PHASE MEASUREMENTS V1.0",
     "GIOTTO PARTICLE IMPACT ANALYZER DUST MASS SPECTRA V1.0",
     "GIOTTO RADIO SCIENCE EXPERIMENT DATA V1.0",
     "GIOTTO RADIO SCIENCE ORIGINAL EXPERIMENT DATA V1.0",
     "GLL CAL PPR EARTH-2 ENCOUNTER EDR",
     "GLL EARTH EUV EARTH ENCOUNTER EDR",
     "GLL EARTH MOON PPR EARTH-1 ENCOUNTER RDR",
     "GLL EARTH MOON PPR EARTH-2 ENCOUNTER RDR",
     "GLL EARTH PPR EARTH-1 ENCOUNTER EDR",
     "GLL EARTH UVS EARTH ENCOUNTER EDR",
     "GLL EARTH UVS EARTH ENCOUNTER RDR",
     "GLL IDA UVS IDA ENCOUNTER EDR",
     "GLL IDA UVS IDA ENCOUNTER RDR",
     "GLL JUPITER UVS JUPITER ENCOUNTER RDR",
     "GLL MOON PPR EARTH-1 ENCOUNTER EDR",
     "GLL PPR GASPRA ENCOUNTER EDR",
     "GLL PPR GASPRA ENCOUNTER RDR",
     "GLL PPR IDA ENCOUNTER RDR",
     "GLL PPR INITIAL CHECKOUT RDR",
     "GLL PROBE ASI RDR",
     "GLL PROBE DWE RDR",
     "GLL PROBE EPI RDR",
     "GLL PROBE HAD RDR",
     "GLL PROBE LRD RDR",
     "GLL PROBE NEP RDR",
     "GLL PROBE NFR RDR",
     "GLL PROBE NMS RDR",
     "GLL RPT IONOSPHERE PROFILES",
     "GLL VENUS EUV VENUS ENCOUNTER EDR",
     "GLL VENUS PPR VENUS ENCOUNTER EDR",
     "GLL VENUS PPR VENUS ENCOUNTER RDR",
     "GLL VENUS UVS VENUS ENCOUNTER EDR",
     "GLL VENUS UVS VENUS ENCOUNTER RDR",
     "GLL X PPR EARTH-2 ENCOUNTER EDR",
     "GO J PWS REFORMATTED PLAYBACK SPECTRUM ANALYZER FULL V1.0",
     "GO JUP EPD REFORMATTED REAL TIME SCAN AVERAGED V1.0",
     "GO JUP HIC DERIVED ENERGETIC ION COMPOSITION V1.0",
     "GO JUP HIC HIGHRES ENERGETIC ION COUNT RATE V1.0",
     "GO JUP HIC SURVEY ENERGETIC ION COUNT RATE V1.0",
     "GO JUP POS GLL TRAJECTORY JUPITER CENTERED COORDINATES V1.0",
     "GO JUP POS GLL TRAJECTORY MOON CENTERED COORDS V1.0",
     "GO JUP POS MOONS TRAJ JUPITER CENTERED COORDINATES V1.0",
     "GO JUP PWS REFORMATTED REALTIME SPECTRUM ANALYZER FULL V1.0",
     "GO JUP SSD DERIVED ELECTRON FLUX V1.0",
     "GO JUPITER EPD REFORMATTED HIGH RES SECTOR V1.0",
     "GO JUPITER MAG MAGNETOSPHERIC SURVEY V1.0",
     "GO JUPITER PWS EDITED EDR 10KHZ WAVEFORM RECEIVER V1.0",
     "GO JUPITER PWS EDITED EDR 1KHZ WAVEFORM RECEIVER V1.0",
     "GO JUPITER PWS EDITED EDR 80KHZ WAVEFORM RECEIVER V1.0",
     "GO JUPITER PWS RESAMP SUMMARY SPECTRUM ANALYZER 60S V1.0",
     "GO JUPITER/SHOEMAKER-LEVY 9 PPR CALIB FRAG G/H/L/Q1 V1.0",
     "GO JUPTER POS ANCILLARY ROTOR ATTITUDE V1.0",
     "GO NIMS TABULAR DATA FROM THE SL9 IMPACT WITH JUPITER V1.0",
     "GO UVS TABULAR DATA FROM THE SL9 IMPACT WITH JUPITER V1.0",
     "GO UVS TABULAR DATA FROM THE SL9-G IMPACT WITH JUPITER V1.0",
     "GOLDSTONE MARS RADIO TELESCOPE DERIVED ALTIMETRY V1.0",
     "GOLDSTONE MERCURY RADIO TELESCOPE RESAMPLED ALTIMETRY V1.0",
     "GSSR V RTLS 5 12.6-12.9CM RADAR SCALED ECHO POWER/ALT V1.0",
     "GALILEO EARTH ENERGETIC PARTICLES DETECTOR (EPD) EXPERIMENTA",
     "GALILEO EARTH GASPRA ENERGETIC PARTICLES DETECTOR (EPD) EXPE",
     "GALILEO ORBITER EUV JUPITER OPERATIONS EDR DATA",
     "GALILEO ORBITER PPR REDUCED DATA RECORD (RDR) V1.0",
     "GALILEO ORBITER PPR REFORMATTED EDR V1.0",
     "GALILEO ORBITER UVS JUPITER OPERATIONS EDR DATA",
     "GALILEO VENUS ENERGETIC PARTICLES DETECTOR (EPD) EXPERIMENTA",
     "HAYABUSA LIDAR V1.0",
     "HAYSTACK MOON RADIO TELESCOPE RESAMPLED 3.8 CM RADAR V1.0",
     "HIGH SPECTRAL RESOLUTION ATLAS OF COMET 122P/DEVICO",
     "HIGH-INCLINATION ASTEROID FAMILIES V1.0",
     "HST IMAGES, ALBEDO MAPS, AND SHAPE OF 1 CERES V1.0",
     "HST J FOS SL9 IMPACT V1.0",
     "HST J GHRS SL9 IMPACT V1.0",
     "HST J WFPC2 SL9 IMPACT V1.0",
     "HST S WFPC2 DERIVED ASTROMETRY 2002 V1.0",
     "HST S WFPC2 DERIVED ASTROMETRY 2005 V1.0",
     "HST SATURN WFPC2 3 RING PLANE CROSSING V1.0",
     "HST WIDE FIELD PLANETARY CAMERA 2 OBSERVATIONS OF MARS",
     "HUYGENS ACP CALIBRATED ENGINEERING & SCIENCE DATA",
     "HUYGENS ENGINEERING DATA",
     "HUYGENS HASI MISSION RAW AND CALIBRATED DATA V1.1",
     "HUYGENS PROBE DISR RESULTS V1.0",
     "HUYGENS PROBE DWE RESULTS V1.0",
     "ICE ENERGETIC PARTICLE ANISOTROPY SPECTROMETER DATA V1.0",
     "ICE MAGNETOMETER DATA V1.0",
     "ICE PLASMA WAVE ELECTRIC FIELD MEASUREMENT DATA",
     "ICE PLASMA WAVE MAGNETIC FIELD MEASUREMENT DATA V1.0",
     "ICE RADIO WAVE ELECTRON MAPPING DATA V1.0",
     "ICE SOLAR WIND PLASMA ELECTRON ANALYSER DATA V1.0",
     "IDA AND GASPRA GROUNDBASED SPECTRA V1.0",
     "IDA GALILEO MAGNETOMETER/TRAJECTORY DATA V1.0",
     "IDA/GASPRA GROUNDBASED LIGHTCURVES V1.0",
     "IHW AMATEUR SPECTROGRAMS OF COMET 1P/HALLEY",
     "IHW COMET AMDRAW NO-DATA DATA RECORD GZ V1.O",
     "IHW COMET AMSPEC NO-DATA DATA RECORD GZ V1.0",
     "IHW COMET AMVIS EDITED REDUCED DATA RECORD CROMMELIN V1.0",
     "IHW COMET AMVIS EDITED REDUCED DATA RECORD GZ V1.0",
     "IHW COMET ASTR EDITED EXPERIMENT DATA RECORD CROMMELIN V1.0",
     "IHW COMET ASTR EDITED EXPERIMENT DATA RECORD GZ V1.0",
     "IHW COMET HALLEY - U-V VISIBILITY DATA",
     "IHW COMET HALLEY AMATEUR VISUAL MAGNITUDES V1.0",
     "IHW COMET HALLEY ASTROMETRIC DATA V1.0",
     "IHW COMET HALLEY ASTROMETRIC DATA, V2.0",
     "IHW COMET HALLEY DIGITIZED PHOTOGRAPHIC SPECTRA V1.0",
     "IHW COMET HALLEY INFRARED FILTER CURVE MEASUREMENTS V1.0",
     "IHW COMET HALLEY INFRARED FILTER MEASUREMENTS, V2.0",
     "IHW COMET HALLEY INFRARED FILTER SETS, V2.0",
     "IHW COMET HALLEY INFRARED FILTER TABLES V1.0",
     "IHW COMET HALLEY INFRARED IMAGE DATA V1.0",
     "IHW COMET HALLEY INFRARED IMAGE DATA, V2.0",
     "IHW COMET HALLEY INFRARED PHOTOMETRY V1.0",
     "IHW COMET HALLEY INFRARED PHOTOMETRY, V2.0",
     "IHW COMET HALLEY INFRARED POLARIMETRY V1.0",
     "IHW COMET HALLEY INFRARED POLARIMETRY, V2.0",
     "IHW COMET HALLEY INFRARED SPECTRA REFERENCES V1.0",
     "IHW COMET HALLEY INFRARED SPECTRA, V2.0",
     "IHW COMET HALLEY LSPN IMAGE DATA V1.0",
     "IHW COMET HALLEY LSPN NON-DIGITIZED IMAGES V1.0",
     "IHW COMET HALLEY METEOR ETA AQUARID RADAR DATA V1.0",
     "IHW COMET HALLEY METEOR ETA AQUARID VISUAL DATA V1.0",
     "IHW COMET HALLEY METEOR ORIONID RADAR DATA V1.0",
     "IHW COMET HALLEY METEOR ORIONID VISUAL DATA V1.0",
     "IHW COMET HALLEY NEAR NUCLEUS IMAGE DATA V1.0",
     "IHW COMET HALLEY NON_DIGITAL PHOTOGRAPHIC MATERIAL V1.0",
     "IHW COMET HALLEY PHOTOMETRIC FLUXES V1.0",
     "IHW COMET HALLEY PHOTOMETRIC FLUXES, V2.0",
     "IHW COMET HALLEY PHOTOMETRIC MAGNITUDES V1.0",
     "IHW COMET HALLEY PHOTOMETRIC MAGNITUDES, V2.0",
     "IHW COMET HALLEY POLARIMETRIC OBSERVATIONS V1.0",
     "IHW COMET HALLEY POLARIMETRIC OBSERVATIONS, V2.0",
     "IHW COMET HALLEY POLARIMETRIC STOKES PARAMETERS DATA V1.0",
     "IHW COMET HALLEY POLARIMETRIC STOKES PARAMETERS DATA, V2.0",
     "IHW COMET HALLEY RADAR DATA V1.0",
     "IHW COMET HALLEY RADIO CONTINUUM ARRAY DATA V1.0",
     "IHW COMET HALLEY RADIO CONTINUUM SUMMARIES V1.0",
     "IHW COMET HALLEY RADIO OCCULTATION GRIDDED DATA V1.0",
     "IHW COMET HALLEY RADIO SPECTRAL DATA V1.0",
     "IHW COMET HALLEY RADIO SPECTRAL MEASUREMENTS V1.0",
     "IHW COMET HALLEY REDUCED SPECTROSCOPIC OBSERVATIONS V1.0",
     "IHW COMET HALLEY UNREDUCED SPECTRA V1.0",
     "IHW COMET IRFTAB EDITED REDUCED DATA RECORD CROMMELIN V1.0",
     "IHW COMET IRFTAB EDITED REDUCED DATA RECORD GZ V1.0",
     "IHW COMET IRIMAG CALIBRATED EXPERIMENT DATA RECORD GZ V1.0",
     "IHW COMET IRIMAG NO-DATA DATA RECORD GZ V1.O",
     "IHW COMET IRPHOT EDITED REDUCED DATA RECORD CROMMELIN V1.0",
     "IHW COMET IRPHOT EDITED REDUCED DATA RECORD GZ V1.0",
     "IHW COMET IRPOL EDITED REDUCED DATA RECORD GZ V1.0",
     "IHW COMET IRSPEC CALIBRATED EXPERIMENT DATA RECORD GZ V1.0",
     "IHW COMET LSPN DERIVED DIGITIZED IMG DATA REC CROMMELIN V1.0",
     "IHW COMET LSPN EDITED DIGITALIZED IMAGE DATA RECORD GZ V1.0",
     "IHW COMET LSPN NO-DATA DATA RECORD CROMMELIN V1.0",
     "IHW COMET LSPN NO-DATA DATA RECORD GZ V1.O",
     "IHW COMET NNSN CALIB EXPERIMENT DATA RECORD CROMMELIN V1.0",
     "IHW COMET NNSN CALIBRATED EXPERIMENT DATA RECORD GZ V1.0",
     "IHW COMET PPFLX CALIB REDUCED DATA RECORD CROMMELIN V1.0",
     "IHW COMET PPFLX CALIBRATED REDUCED DATA RECORD GZ V1.0",
     "IHW COMET PPMAG CALIB REDUCED DATA RECORD CROMMELIN V1.0",
     "IHW COMET PPMAG CALIBRATED REDUCED DATA RECORD GZ V1.0",
     "IHW COMET PPOL CALIBRATED REDUCED DATA RECORD CROMMELIN V1.0",
     "IHW COMET PPOL CALIBRATED REDUCED DATA RECORD GZ V1.0",
     "IHW COMET RSCN CALIB EXPERIMENT DATA RECORD CROMMELIN V1.0",
     "IHW COMET RSCN NO-DATA DATA RECORD CROMMELIN V1.0",
     "IHW COMET RSCN NO-DATA DATA RECORD GZ V1.O",
     "IHW COMET RSOC CALIBRATED EXPERIMENT DATA RECORD GZ V1.0",
     "IHW COMET RSOH CALIB EXPERIMENT DATA RECORD CROMMELIN V1.0",
     "IHW COMET RSOH CALIBRATED EXPERIMEMT DATA RECORD GZ V1.0",
     "IHW COMET RSOH NO-DATA DATA RECORD CROMMELIN V1.0",
     "IHW COMET RSSL NO DATA DATA RECORD CROMMELIN V1.0",
     "IHW COMET RSSL NO-DATA DATA RECORD GZ V1.0",
     "IHW COMET SPEC CALIB EXPERIMENT DATA RECORD CROMMELIN V1.0",
     "IHW COMET SPEC CALIBRATED EXPERIMENT DATA RECORD GZ V1.0",
     "IHW COMET SPEC EDITED DIGITALIZED IMAGE DATA RECORD GZ V1.0",
     "IHW COMET SPEC EDITED DIGITIZED IMAGE RECORD CROMMELIN V1.0",
     "IHW COMET SPEC EDITED EXPERIMENT DATA RECORD CROMMELIN V1.0",
     "IHW COMET SPEC EDITED EXPERIMENT DATA RECORD GZ V1.0",
     "IMAGING OF JUPITER ASSOCIATED WITH SL9 IMPACT FLASHES",
     "IMPS DIAMETERS AND ALBEDOS V1.0",
     "IMS HIGH INTENSITY SPECTROMETER V1.0",
     "IRAS FOCAL PLANE ARRAY CHARACTERISTICS V1.1",
     "IRAS FOCAL PLANE ARRAY V1.0",
     "IRAS LOW RESOLUTION ZODIACAL HISTORY FILE V1.0",
     "IRAS MEDIUM RESOLUTION ZODIACAL HISTORY FILE V1.0",
     "IRAS MINOR PLANET SURVEY ASTEROIDS V3.0",
     "IRAS MINOR PLANET SURVEY ASTEROIDS V4.0",
     "IRAS MINOR PLANET SURVEY ASTEROIDS V5.0",
     "IRAS MINOR PLANET SURVEY V6.0",
     "IRAS POSITION AND POINTING V1.0",
     "IRAS POSITION AND POINTING V1.1",
     "IRAS SCAN HISTORY FILE V1.0",
     "IRAS SPECTRAL RESPONSE V1.0",
     "IRTF MID-IR IMAGING OF COMET 9P-TEMPEL 1 V1.0",
     "IRTF NEAR-IR IMAGING OF COMET 9P-TEMPEL 1 V1.0",
     "IRTF NEAR-IR SPECTROSCOPY OF COMET 9P-TEMPEL 1 V1.0",
     "IRTF NSFCAM IMAGE DATA FROM THE SL9 IMPACT WITH JUPITER V1.0",
     "IRTF SR U-ROCHESTER-ARRY-CAM RESAMPLED RING OCCULTATION V1.0",
     "IUE LWP DATA OF COMET SL9/JUPITER/IMPACT SITES",
     "IUE LWP DATA OF COMETS",
     "IUE LWR DATA OF COMETS",
     "IUE SWP DATA OF COMET SL9/JUPITER/IMPACT SITES",
     "IUE SWP DATA OF COMETS",
     "KBO AND CENTAUR ABSOLUTE MAGNITUDES V1.0",
     "KECK I LWS MID-IR IMAGES AND PHOTOMETRY OF 9P/TEMPEL 1",
     "KECK II ESI IMAGES OF 81P/WILD 2",
     "KECK OBSERVATORY IMAGE DATA FROM SL9 IMPACTS WITH JUPITER",
     "LARSON FTS SPECTRA V1.0",
     "LEBOFSKY ET AL. 3-MICRON ASTEROID DATA",
     "LEBOFSKY ET AL. 3-MICRON ASTEROID DATA V1.2",
     "LICK1M SR CCD-CAM RESAMPLED RING OCCULTATION V1.0",
     "LOWELL 72-IN IMAGES AND PHOTOM. OF 9P/TEMPEL 1 V1.0",
     "LOWELL OBSERVATORY COMETARY DATABASE",
     "LOWELL OBSERVATORY COMETARY DATABASE - PRODUCTION RATES",
     "LP ATDF RAW RADIO SCIENCE TRACKING DATA V1.0",
     "LP ELECTRON REFLECTOMETER 3D ENERGY SPECTRA 80SEC V1.0",
     "LP ELECTRON REFLECTOMETER HIGH RES. ELECTRON FLUX 5SEC V1.0",
     "LP ELECTRON REFLECTOMETER OMNI DIR. ELECTRON FLUX 80SEC V1.0",
     "LP L RSS LINE OF SIGHT ACCELERATION PROFILES V1.0",
     "LP LUNAR GRAVITY V1.0",
     "LP MAGER SPINAVG MAGNETIC FIELD LUNAR COORDS 5SEC V1.0",
     "LP MOON ER LEVEL 4 ELECTRON DATA V1.0",
     "LP MOON GAMMA RAY SPECTROMETER 3 RDR V1.0",
     "LP MOON GRS/NS/APS RESAMPLED DATA V1.0",
     "LP MOON MAG LEVEL 4 LUNAR MAGNETIC FIELD TIME SERIES V1.0",
     "LP MOON MAG LEVEL 5 LUNAR MAGNETIC FIELD BINS V1.0",
     "LP MOON MAG LEVEL 5 SURFACE MAGNETIC FIELD MAPS V1.0",
     "LP MOON MERGED TELEMETRY DATA V1.0",
     "LP MOON NEUTRON SPECTROMETER 3 RDR V1.0",
     "LP MOON SPACECRAFT ATTITUDE V1.0",
     "LP MOON SPACECRAFT EPHEMERIS V1.0",
     "LP MOON SPACECRAFT POSITION V1.0",
     "LP MOON SPACECRAFT TRAJECTORY V1.0",
     "LP MOON SUN PULSE DATA V1.0",
     "LP MOON UPLINK COMMAND V1.0",
     "LP NEUTRON COUNT MAPS V1.0",
     "LRO CRATER 2 EDR V1.0",
     "LRO CRATER 3 CALIBRATED ENERGY DATA V1.0",
     "LRO CRATER 3/4 CALIBRATED LET DATA V1.0",
     "LRO DLRE LEVEL 2 EDR V1.0",
     "LRO LUNAR EXPLORATION NEUTRON DETECTOR 2 EDR V1.0",
     "LRO LUNAR EXPLORATION NEUTRON DETECTOR 5 RDR V1.0",
     "LRO MOON LAMP CODMAC LEVEL 2 EDR V1.0",
     "LRO MOON LAMP CODMAC LEVEL 3 RDR V1.0",
     "LRO MOON MINI-RF 1 PACKETIZED DATA RECORD V1.0",
     "LRO MOON MINI-RF 4 CALIBRATED DATA RECORD V1.0",
     "LRO MOON MINI-RF 4 INSAR CALIBRATED DATA REC V1.0",
     "LRO MOON MINI-RF 5 MAP-PROJECTED CALIBRATED DATA REC V1.0",
     "LRO MOON MINI-RF 5 POLAR MOSAIC CALIBRATED DATA REC V1.0",
     "MAG CALIBRATED (CDR) DATA E/V/H/SW V1.0",
     "MAG UNCALIBRATED (EDR) DATA E/V/H V1.0",
     "MAG UNCALIBRATED (EDR) DATA E/V/H/SW V1.0",
     "MAGELLAN BISTATIC RADAR CALIBRATED DATA V1.0",
     "MAGELLAN BISTATIC RADAR RAW DATA RECORDS V1.0",
     "MAGELLAN RADIO OCCULTATION RAW DATA RECORDS V2.0",
     "MAGELLAN SURFACE CHARACTERISTICS VECTOR DATA RECORD",
     "MAGELLAN V RSS 5 OCCULTATION PROFILE ABS H2SO4 VOLMIX V1.0",
     "MAGELLAN V RSS 5 OCCULTATION PROFILE REF TEMP PRES DENS V1.0",
     "MARINER 10 CALIBRATION SECOND ORDER DATA",
     "MARINER 10 IMAGING ARCHIVE EXPERIMENT DATA RECORD",
     "MARINER 10 MERC MAG RDR M1 HIGHRES V1.0",
     "MARINER 10 MERC MAG RDR M3 HIGHRES V1.0",
     "MARINER 10 MERC MAG SUMM M1 SUMMARY V1.0",
     "MARINER 10 MERC MAG SUMM M3 SUMMARY V1.0",
     "MARINER 10 MERC PLS DDR ELECTRON MOMENTS V1.0",
     "MARINER 10 MERC PLS RDR ELECTRON COUNTS V1.0",
     "MARINER 10 MERC POS M1 FLYBY TRAJ V1.0",
     "MARINER 10 MERC POS M3 FLYBY TRAJ 42SEC V1.0",
     "MARINER 9 MARS IMAGING SCI SUBSYSTEM EXP DATA RECORDS V1.0",
     "MARINER9 IRIS RDR V1.0",
     "MARS ANALOG SOIL BUG OBSERVATIONS V1.0",
     "MARS EXPLORATION ROVER 1 RADIO SCIENCE SUBSYSTEM EDR V1.0",
     "MARS EXPLORATION ROVER 1 SPICE KERNELS V1.0",
     "MARS EXPLORATION ROVER 2 RADIO SCIENCE SUBSYSTEM EDR V1.0",
     "MARS EXPLORATION ROVER 2 SPICE KERNELS V1.0",
     "MARS EXPRESS ASPERA-3 RAW EDR ELECTRON SPECTROMETER V1.0",
     "MARS EXPRESS ASPERA-3 RAW EDR NEUTRAL PARTICLE IMAGER V1.0",
     "MARS EXPRESS ASPERA-3 RAW-CAL NTRL PARTICLE IMAGER EXT1 V1.0",
     "MARS EXPRESS ASPERA-3 RAW-CAL NTRL PARTICLE IMAGER EXT2 V1.0",
     "MARS EXPRESS HRSC MAP PROJECTED REFDR V1.0",
     "MARS EXPRESS HRSC ORTHOPHOTO AND DIGITAL TERRAIN MODEL V1.0",
     "MARS EXPRESS HRSC RADIOMETRIC RDR V1.0",
     "MARS EXPRESS MARS MARSIS EXPERIMENT DATA RECORD V1.0",
     "MARS EXPRESS MARS MARSIS RDR ACTIVE IONOSPHERE SOUNDING V1.0",
     "MARS EXPRESS MARS MARSIS REDUCED DATA RECORD SUBSURFACE V1.0",
     "MARS EXPRESS MARS MRS NEAR EARTH VERIFICATION 0001 V1.0",
     "MARS EXPRESS MARS MRS PRIME MISSION V1.0",
     "MARS EXPRESS SUN MRS PRIME MISSION V1.0",
     "MARS GLOBAL SURVEYOR RAW DATA SET - CRUISE V1.0",
     "MARS GLOBAL SURVEYOR RAW DATA SET - EXT V1.0",
     "MARS GLOBAL SURVEYOR RAW DATA SET - MAP V1.0",
     "MARS GLOBAL SURVEYOR RAW DATA SET - MOI V1.0",
     "MARS PATHFINDER RADIO TRACKING",
     "MARS PATHFINDER ROVER MARS ENG 2/3 EDR/RDR VERSION 1.0",
     "MARS PATHFINDER ROVER MARS ENGINEERING 2/3 EDR/RDR VERSION 1",
     "MARS PATHFINDER ROVER MARS ROVER CAMERA 2 EDR VERSION 1.0",
     "MCD27M SR INSB-IR-ARRY RESAMPLED RING OCCULTATION V1.0",
     "MCDONALD OBS. COLUMN DENSITY OBSERVATIONS OF 19P/BORRELLY",
     "MCDONALD OBSERVATORY FAINT COMET SPECTRO-PHOTOMETRIC SURVEY",
     "MCDONALD OBSERVATORY IMAGES OF COMET 19P/BORRELLY",
     "MER 1 MARS ALPHA PARTICLE X-RAY SPECTROMETER 2 EDR OPS V1.0",
     "MER 1 MARS ALPHA PARTICLE X-RAY SPECTROMETER 2 XRAYSPEC V1.0",
     "MER 1 MARS DESCENT CAMERA EDR OPS VERSION 1.0",
     "MER 1 MARS ENGINEERING 6 MOBILITY V1.0",
     "MER 1 MARS ENGINEERING ROVER MOTION COUNTER OPS V1.0",
     "MER 1 MARS HAZARD AVOID CAMERA ANAGLYPH RDR OPS V1.0",
     "MER 1 MARS HAZARD AVOID CAMERA DISPARITY RDR OPS V1.0",
     "MER 1 MARS HAZARD AVOID CAMERA INVERSE LUT RDR OPS V1.0",
     "MER 1 MARS HAZARD AVOID CAMERA LINEARIZED RDR OPS V1.0",
     "MER 1 MARS HAZARD AVOID CAMERA RADIOMETRIC RDR OPS V1.0",
     "MER 1 MARS HAZARD AVOID CAMERA RANGE RDR OPS V1.0",
     "MER 1 MARS HAZARD AVOID CAMERA REACHABILITY RDR OPS V1.0",
     "MER 1 MARS HAZARD AVOID CAMERA SLOPE RDR OPS V1.0",
     "MER 1 MARS HAZARD AVOID CAMERA SOLAR RDR OPS V1.0",
     "MER 1 MARS HAZARD AVOID CAMERA SURFACE NORMAL RDR OPS V1.0",
     "MER 1 MARS HAZARD AVOID CAMERA SURFACE ROUGH RDR OPS V1.0",
     "MER 1 MARS HAZARD AVOID CAMERA TERRAIN MESH RDR OPS V1.0",
     "MER 1 MARS HAZARD AVOID CAMERA TERRAIN WEDGE RDR OPS V1.0",
     "MER 1 MARS HAZARD AVOID CAMERA XYZ RDR OPS V1.0",
     "MER 1 MARS HAZARD AVOIDANCE CAMERA EDR OPS VERSION 1.0",
     "MER 1 MARS MICROSCOPIC IMAGER ANAGLYPH RDR OPS V1.0",
     "MER 1 MARS MICROSCOPIC IMAGER CAMERA EDR OPS VERSION 1.0",
     "MER 1 MARS MICROSCOPIC IMAGER CAMERA MOSAICS RDR OPS V1.0",
     "MER 1 MARS MICROSCOPIC IMAGER INVERSE LUT RDR OPS V1.0",
     "MER 1 MARS MICROSCOPIC IMAGER LINEARIZED RDR OPS V1.0",
     "MER 1 MARS MICROSCOPIC IMAGER RADIOMETRIC RDR OPS V1.0",
     "MER 1 MARS MICROSCOPIC IMAGER SCIENCE EDR VERSION 1.0",
     "MER 1 MARS MOESSBAUER SPECTROMETER EDR OPS VERSION 1.0",
     "MER 1 MARS NAVIGATION CAMERA ANAGLYPH RDR OPS V1.0",
     "MER 1 MARS NAVIGATION CAMERA DISPARITY RDR OPS V1.0",
     "MER 1 MARS NAVIGATION CAMERA EDR OPS VERSION 1.0",
     "MER 1 MARS NAVIGATION CAMERA INVERSE LUT RDR OPS V1.0",
     "MER 1 MARS NAVIGATION CAMERA LINEARIZED RDR OPS V1.0",
     "MER 1 MARS NAVIGATION CAMERA MOSAICS RDR OPS V1.0",
     "MER 1 MARS NAVIGATION CAMERA RADIOMETRIC RDR OPS V1.0",
     "MER 1 MARS NAVIGATION CAMERA RANGE RDR OPS V1.0",
     "MER 1 MARS NAVIGATION CAMERA SLOPE RDR OPS V1.0",
     "MER 1 MARS NAVIGATION CAMERA SOLAR RDR OPS V1.0",
     "MER 1 MARS NAVIGATION CAMERA SURFACE NORMAL RDR OPS V1.0",
     "MER 1 MARS NAVIGATION CAMERA SURFACE ROUGH RDR OPS V1.0",
     "MER 1 MARS NAVIGATION CAMERA TERRAIN MESH RDR OPS V1.0",
     "MER 1 MARS NAVIGATION CAMERA TERRAIN WEDGE RDR OPS V1.0",
     "MER 1 MARS NAVIGATION CAMERA XYZ RDR OPS V1.0",
     "MER 1 MARS PANCAM RADIOMETRICALLY CALIBRATED RDR V1.0",
     "MER 1 MARS PANORAMIC CAMERA ANAGLYPH RDR OPS V1.0",
     "MER 1 MARS PANORAMIC CAMERA DISPARITY RDR OPS V1.0",
     "MER 1 MARS PANORAMIC CAMERA EDR OPS VERSION 1.0",
     "MER 1 MARS PANORAMIC CAMERA INVERSE LUT RDR OPS V1.0",
     "MER 1 MARS PANORAMIC CAMERA LINEARIZED RDR OPS V1.0",
     "MER 1 MARS PANORAMIC CAMERA MOSAICS RDR OPS V1.0",
     "MER 1 MARS PANORAMIC CAMERA RADIOMETRIC RDR OPS V1.0",
     "MER 1 MARS PANORAMIC CAMERA RANGE RDR OPS V1.0",
     "MER 1 MARS PANORAMIC CAMERA SCIENCE EDR VERSION 1.0",
     "MER 1 MARS PANORAMIC CAMERA SLOPE RDR OPS V1.0",
     "MER 1 MARS PANORAMIC CAMERA SOLAR RDR OPS V1.0",
     "MER 1 MARS PANORAMIC CAMERA SURFACE NORMAL RDR OPS V1.0",
     "MER 1 MARS PANORAMIC CAMERA SURFACE ROUGH RDR OPS V1.0",
     "MER 1 MARS PANORAMIC CAMERA TERRAIN MESH RDR OPS V1.0",
     "MER 1 MARS PANORAMIC CAMERA TERRAIN WEDGE RDR OPS V1.0",
     "MER 1 MARS PANORAMIC CAMERA XYZ RDR OPS V1.0",
     "MER 1 MARS ROCK ABRASION TOOL EDR OPS VERSION 1.0",
     "MER 1 MI RADIOMETRICALLY CALIBRATED RDR V1.0",
     "MER 1 MOESSBAUER 4 SUMMED SPECTRA RDR SCIENCE V1.0",
     "MER 2 MARS ALPHA PARTICLE X-RAY SPECTROMETER 2 EDR OPS V1.0",
     "MER 2 MARS ALPHA PARTICLE X-RAY SPECTROMETER 2 XRAYSPEC V1.0",
     "MER 2 MARS DESCENT CAMERA EDR OPS VERSION 1.0",
     "MER 2 MARS ENGINEERING 6 MOBILITY V1.0",
     "MER 2 MARS ENGINEERING ROVER MOTION COUNTER OPS V1.0",
     "MER 2 MARS HAZARD AVOID CAMERA ANAGLYPH RDR OPS V1.0",
     "MER 2 MARS HAZARD AVOID CAMERA DISPARITY RDR OPS V1.0",
     "MER 2 MARS HAZARD AVOID CAMERA INVERSE LUT RDR OPS V1.0",
     "MER 2 MARS HAZARD AVOID CAMERA LINEARIZED RDR OPS V1.0",
     "MER 2 MARS HAZARD AVOID CAMERA RADIOMETRIC RDR OPS V1.0",
     "MER 2 MARS HAZARD AVOID CAMERA RANGE RDR OPS V1.0",
     "MER 2 MARS HAZARD AVOID CAMERA REACHABILITY RDR OPS V1.0",
     "MER 2 MARS HAZARD AVOID CAMERA SLOPE RDR OPS V1.0",
     "MER 2 MARS HAZARD AVOID CAMERA SOLAR RDR OPS V1.0",
     "MER 2 MARS HAZARD AVOID CAMERA SURFACE NORMAL RDR OPS V1.0",
     "MER 2 MARS HAZARD AVOID CAMERA SURFACE ROUGH RDR OPS V1.0",
     "MER 2 MARS HAZARD AVOID CAMERA TERRAIN MESH RDR OPS V1.0",
     "MER 2 MARS HAZARD AVOID CAMERA TERRAIN WEDGE RDR OPS V1.0",
     "MER 2 MARS HAZARD AVOID CAMERA XYZ RDR OPS V1.0",
     "MER 2 MARS HAZARD AVOIDANCE CAMERA EDR OPS VERSION 1.0",
     "MER 2 MARS MICROSCOPIC IMAGER ANAGLYPH RDR OPS V1.0",
     "MER 2 MARS MICROSCOPIC IMAGER CAMERA EDR OPS VERSION 1.0",
     "MER 2 MARS MICROSCOPIC IMAGER CAMERA MOSAICS RDR OPS V1.0",
     "MER 2 MARS MICROSCOPIC IMAGER INVERSE LUT RDR OPS V1.0",
     "MER 2 MARS MICROSCOPIC IMAGER LINEARIZED RDR OPS V1.0",
     "MER 2 MARS MICROSCOPIC IMAGER RADIOMETRIC RDR OPS V1.0",
     "MER 2 MARS MICROSCOPIC IMAGER SCIENCE EDR VERSION 1.0",
     "MER 2 MARS MOESSBAUER SPECTROMETER EDR OPS VERSION 1.0",
     "MER 2 MARS NAVIGATION CAMERA ANAGLYPH RDR OPS V1.0",
     "MER 2 MARS NAVIGATION CAMERA DISPARITY RDR OPS V1.0",
     "MER 2 MARS NAVIGATION CAMERA EDR OPS VERSION 1.0",
     "MER 2 MARS NAVIGATION CAMERA INVERSE LUT RDR OPS V1.0",
     "MER 2 MARS NAVIGATION CAMERA LINEARIZED RDR OPS V1.0",
     "MER 2 MARS NAVIGATION CAMERA MOSAICS RDR OPS V1.0",
     "MER 2 MARS NAVIGATION CAMERA RADIOMETRIC RDR OPS V1.0",
     "MER 2 MARS NAVIGATION CAMERA RANGE RDR OPS V1.0",
     "MER 2 MARS NAVIGATION CAMERA SLOPE RDR OPS V1.0",
     "MER 2 MARS NAVIGATION CAMERA SOLAR RDR OPS V1.0",
     "MER 2 MARS NAVIGATION CAMERA SURFACE NORMAL RDR OPS V1.0",
     "MER 2 MARS NAVIGATION CAMERA SURFACE ROUGH RDR OPS V1.0",
     "MER 2 MARS NAVIGATION CAMERA TERRAIN MESH RDR OPS V1.0",
     "MER 2 MARS NAVIGATION CAMERA TERRAIN WEDGE RDR OPS V1.0",
     "MER 2 MARS NAVIGATION CAMERA XYZ RDR OPS V1.0",
     "MER 2 MARS PANCAM RADIOMETRICALLY CALIBRATED RDR V1.0",
     "MER 2 MARS PANORAMIC CAMERA ANAGLYPH RDR OPS V1.0",
     "MER 2 MARS PANORAMIC CAMERA DISPARITY RDR OPS V1.0",
     "MER 2 MARS PANORAMIC CAMERA EDR OPS VERSION 1.0",
     "MER 2 MARS PANORAMIC CAMERA EDR SCIENCE V1.0",
     "MER 2 MARS PANORAMIC CAMERA INVERSE LUT RDR OPS V1.0",
     "MER 2 MARS PANORAMIC CAMERA LINEARIZED RDR OPS V1.0",
     "MER 2 MARS PANORAMIC CAMERA MOSAICS RDR OPS V1.0",
     "MER 2 MARS PANORAMIC CAMERA RADIOMETRIC RDR OPS V1.0",
     "MER 2 MARS PANORAMIC CAMERA RANGE RDR OPS V1.0",
     "MER 2 MARS PANORAMIC CAMERA SCIENCE EDR VERSION 1.0",
     "MER 2 MARS PANORAMIC CAMERA SLOPE RDR OPS V1.0",
     "MER 2 MARS PANORAMIC CAMERA SOLAR RDR OPS V1.0",
     "MER 2 MARS PANORAMIC CAMERA SURFACE NORMAL RDR OPS V1.0",
     "MER 2 MARS PANORAMIC CAMERA SURFACE ROUGH RDR OPS V1.0",
     "MER 2 MARS PANORAMIC CAMERA TERRAIN MESH RDR OPS V1.0",
     "MER 2 MARS PANORAMIC CAMERA TERRAIN WEDGE RDR OPS V1.0",
     "MER 2 MARS PANORAMIC CAMERA XYZ RDR OPS V1.0",
     "MER 2 MARS ROCK ABRASION TOOL EDR OPS VERSION 1.0",
     "MER 2 MI RADIOMETRICALLY CALIBRATED RDR V1.0",
     "MER 2 MOESSBAUER 4 SUMMED SPECTRA RDR SCIENCE V1.0",
     "MER ALPHA PARTICLE X-RAY SPECTROMETER 5 OXIDE ABUNDANCE V1.0",
     "MER MARS PANCAM ATMOSPHERIC OPACITY RDR V1.0",
     "MER1 MARS MINIATURE THERMAL EMISSION SPECTROMETER BTR V1.0",
     "MER1 MARS MINIATURE THERMAL EMISSION SPECTROMETER EDR V1.0",
     "MER1 MARS MINIATURE THERMAL EMISSION SPECTROMETER EMR V1.0",
     "MER1 MARS MINIATURE THERMAL EMISSION SPECTROMETER RDR V1.0",
     "MER1/MER2 MARS IMU ENTRY DESCENT AND LANDING DATA V1.0",
     "MER2 MARS MINIATURE THERMAL EMISSION SPECTROMETER BTR V1.0",
     "MER2 MARS MINIATURE THERMAL EMISSION SPECTROMETER EDR V1.0",
     "MER2 MARS MINIATURE THERMAL EMISSION SPECTROMETER EMR V1.0",
     "MER2 MARS MINIATURE THERMAL EMISSION SPECTROMETER RDR V1.0",
     "MESSENGER E/V/H GRNS 2 GAMMA RAY SPECTROMETER RAW DATA V1.0",
     "MESSENGER E/V/H GRNS 2 NEUTRON SPECTROMETER RAW DATA V1.0",
     "MESSENGER E/V/H MASCS 2 UVVS UNCALIBRATED DATA V1.0",
     "MESSENGER E/V/H MASCS 2 VIRS UNCALIBRATED DATA V1.0",
     "MESSENGER E/V/H MASCS 3 UVVS CALIBRATED DATA V1.0",
     "MESSENGER E/V/H MASCS 3 VIRS CALIBRATED DATA V1.0",
     "MESSENGER E/V/H MERCURY LASER ALTIMETER 2 EDR RAW DATA V1.0",
     "MESSENGER E/V/H XRS UNCALIBRATED (EDR) DATA V1.0",
     "MESSENGER MDIS CALIBRATED DATA RECORD V1.0",
     "MESSENGER MDIS EXPERIMENT DATA RECORD V1.0",
     "MESSENGER SPICE KERNELS V1.0",
     "MESSENGER V/H RADIO SCIENCE SUBSYSTEM 1 EDR V1.0",
     "METEOROID ORBITS V1.0",
     "MEX SPICAM CRUISE/MARS IR EDR-RAW V1.0",
     "MEX SPICAM CRUISE/MARS UV EDR-RAW V1.0",
     "MGN ALTIMETER EXPERIMENT DATA RECORD ON COMPACT DISK",
     "MGN ATDF RAW RADIO SCIENCE TRACKING DATA V1.0",
     "MGN V RADAR SYSTEM DERIVED MIDR COMPRESSED ONCE V1.0",
     "MGN V RADAR SYSTEM DERIVED MIDR COMPRESSED THRICE V1.0",
     "MGN V RADAR SYSTEM DERIVED MIDR COMPRESSED TWICE V1.0",
     "MGN V RDRS 5 COMPOSITE DATA RECORD ALT/RAD V1.0",
     "MGN V RDRS 5 GLOBAL DATA RECORD EMISSIVITY V1.0",
     "MGN V RDRS 5 GLOBAL DATA RECORD REFLECTIVITY V1.0",
     "MGN V RDRS 5 GLOBAL DATA RECORD SLOPE V1.0",
     "MGN V RDRS 5 GLOBAL DATA RECORD TOPOGRAPHIC V1.0",
     "MGN V RDRS COMPRESSED BASIC IMAGE DATA RECORD CD ARCHIVE",
     "MGN V RDRS DERIVED BASIC IMAGE DATA RECORD FULL RES V1.0",
     "MGN V RDRS DERIVED DIGITAL IMAGE MAP DATA RECORD V1.0",
     "MGN V RDRS DERIVED GLOBAL VECTOR DATA RECORD V1.0",
     "MGN V RDRS DERIVED MOSAIC IMAGE DATA RECORD FULL RES V1.0",
     "MGN V RDRS SPHERICAL HARMONIC AND TOPOGRAPHY MAP DATA V1.0",
     "MGN V RSS LINE OF SIGHT ACCELERATION PROFILES V1.0",
     "MGN V RSS LINE OF SIGHT ACCELERATION PROFILES V1.13",
     "MGN V RSS SPHERICAL HARMONIC AND GRAVITY MAP DATA V1.0",
     "MGS ACCELEROMETER RAW DATA RECORDS V1.0",
     "MGS ACCELEROMETER RAW DATA RECORDS V1.1",
     "MGS ALTITUDE DATA RECORDS V1.0",
     "MGS ALTITUDE DATA RECORDS V1.1",
     "MGS M THERMAL EMISSION SPECTROMETER 3 TSDR V2.0",
     "MGS MARS ACCELEROMETER CONSTANT ALTITUDE V1.0",
     "MGS MARS ACCELEROMETER ORBIT PROFILES V1.0",
     "MGS MARS ELECTRON REFLECTOMETER OMNI DIR. ELECTRON FLUX V1.0",
     "MGS MARS MAG PRE-MAP DETAIL WORD RESOLUTION V1.0",
     "MGS MARS SPICE CK KERNELS V1.0",
     "MGS MARS SPICE EK KERNELS V1.0",
     "MGS MARS SPICE FK KERNELS V1.0",
     "MGS MARS SPICE IK KERNELS V1.0",
     "MGS MARS SPICE KERNELS V1.0",
     "MGS MARS SPICE LSK KERNELS V1.0",
     "MGS MARS SPICE PCK KERNELS V1.0",
     "MGS MARS SPICE SCLK KERNELS V1.0",
     "MGS MARS SPICE SPK KERNELS V1.0",
     "MGS MARS TES SCIENCE DATA RECORD V1.0",
     "MGS MARS/MOONS MAG/ER MAPPING ER ANGULAR FLUX V1.0",
     "MGS MARS/MOONS MAG/ER MAPPING ER OMNIDIRECTIONAL FLUX V1.0",
     "MGS MARS/MOONS MAG/ER MAPPING MAG FULL WORD RESOLUTION V1.0",
     "MGS MARS/MOONS MAG/ER PRE-MAP ER OMNIDIRECTIONAL FLUX V1.0",
     "MGS MARS/MOONS MAG/ER PRE-MAP MAG FULL WORD RESOLUTION V1.0",
     "MGS MARS/MOONS MAGER MAG FIELD SS/PC COORDS V1.0",
     "MGS PROFILE DATA RECORDS V1.1",
     "MGS PROFILE DATA RECORDS V1.2",
     "MGS RADIO SCIENCE -- SCIENCE DATA PRODUCTS V1.0",
     "MGS RS: ATMOSPHERIC TEMPERATURE-PRESSURE PROFILES V1.0",
     "MGS RS: IONOSPHERIC ELECTRON DENSITY PROFILES V1.0",
     "MGS SAMPLER MAGNETOMETER/ELECTRON REFLECTOMETER DATA",
     "MGS SAMPLER MARS ORBITER LASER ALTIMETER PEDR ASCII TABLES",
     "MGS SAMPLER THERMAL EMISSION SPECTROMETER CALIBRATED RADIANC",
     "MGS SAMPLER THERMAL EMISSION SPECTROMETER GLOBAL TEMPERATURE",
     "MGS SOLAR CONJUNCTION RAW DATA SET - ROCC V1.0",
     "MO MARS RADIO SCIENCE 1 ORIGINAL/INTERMEDIATE DATA REC V1.0",
     "MOC DSDP ARCHIVE",
     "MOC SDP ARCHIVE",
     "MOLA AGGREGATED EXPERIMENT DATA RECORD",
     "MOLA INITIAL EXPERIMENT GRIDDED DATA RECORD",
     "MOLA MISSION EXPERIMENT GRIDDED DATA RECORD",
     "MOLA PRECISION EXPERIMENT DATA RECORD",
     "MOLA PRECISION EXPERIMENT DATA RECORD ASCII TABLES",
     "MOLA PRECISION RADIOMETRY DATA RECORD",
     "MOLA SPHERICAL HARMONICS TOPOGRAPHY MODEL",
     "MOTHE-DINIZ ASTEROID DYNAMICAL FAMILIES V1.0",
     "MPF LANDER MARS IMAGER FOR MARS PATHFINDER 2 EDR V1.0",
     "MPF LANDER MARS IMP STEREO-DERIVED 3D POSITIONS V1.0",
     "MPF ROVER MARS ALPHA PROTON X-RAY SPECTROMETER DDR V1.0",
     "MPF ROVER MARS ALPHA PROTON X-RAY SPECTROMETER EDR V1.0",
     "MPFL MARS ATM STRUCT INST AND MET PKG CALIB SURFACE V1.0",
     "MPFL MARS ATM STRUCT INST AND MET PKG DERIVED EDL V1.0",
     "MPFL MARS ATM STRUCT INST AND MET PKG RAW AND CALIB EDL V1.0",
     "MPFL MARS ATM STRUCT INST AND MET PKG RAW SURFACE V1.0",
     "MPFR MARS ROVER CAMERA 5 MOSAICKED IMAGE DATA RECORD V1.0",
     "MR6/MR7 MARS INFRARED SPECTROMETER CALIBRATED DATA V1.0",
     "MR9/VO1/VO2 MARS IMAGING SCIENCE SUBSYSTEM/VIS 5 CLOUD V1.0",
     "MRO ACCELEROMETER RAW DATA RECORDS V1.0",
     "MRO ALTITUDE DATA RECORDS V1.0",
     "MRO CONTEXT CAMERA EXPERIMENT DATA RECORD LEVEL 0 V1.0",
     "MRO CRISM CALIBRATION DATA RECORD V1.0",
     "MRO CRISM DERIVED DATA RECORD V1.0",
     "MRO CRISM EXPERIMENT DATA RECORD V1.0",
     "MRO CRISM MULTISPECTRAL REDUCED DATA RECORD V1.0",
     "MRO CRISM TARGETED REDUCED DATA RECORD V1.0",
     "MRO MARS CLIMATE SOUNDER LEVEL 2 EDR V1.0",
     "MRO MARS CLIMATE SOUNDER LEVEL 4 RDR V1.0",
     "MRO MARS COLOR IMAGER EXPERIMENT DATA RECORD LEVEL 0 V1.0",
     "MRO MARS HIGH RESOLUTION IMAGE SCIENCE EXPERIMENT EDR V1.0",
     "MRO MARS HIGH RESOLUTION IMAGE SCIENCE EXPERIMENT RDR V1.0",
     "MRO MARS RAW RADIO SCIENCE 1 V1.0",
     "MRO MARS SPICE KERNELS V1.0",
     "MRO PROFILE DATA RECORDS V1.0",
     "MRO RADIO SCIENCE DERIVED GRAVITY SCIENCE DATA PRODUCTS V1.0",
     "MRO SHARAD EXPERIMENT DATA RECORD V1.0",
     "MRO SHARAD REDUCED DATA RECORD V1.0",
     "MSSSO CASPIR IMAGES FROM THE SL9 IMPACTS WITH JUPITER V1.0",
     "MSSSO CASPIR STAR CALS BEFORE SL9 IMPACTS WITH JUPITER V1.0",
     "MSX INFRARED MINOR PLANET SURVEY V1.0",
     "MSX LUNAR ECLIPSE OBSERVATION V1.0",
     "MSX SMALL BODIES IMAGES V1.0",
     "MSX ZODIACAL DUST DATA V1.0",
     "MT. BIGELOW 61-INCH IMAGES OF 9P/TEMPEL 1",
     "MCDONALD OBSERVATORY FAINT COMET SPECTRO-PHOTOMETRIC SURVEY",
     "N/A",
     "NASA DC-8 EARTH AIRSAR RESAMPLED RADAR IMAGES V1.0",
     "NDC8 EARTH ASAR CALIBRATED REDUCED DATA RECORD IMAGE V1.0",
     "NEAR COLLECTED TARGET MODELS V1.0",
     "NEAR EARTH ASTEROID LIGHTCURVES V1.0",
     "NEAR EARTH ASTEROID LIGHTCURVES V1.1",
     "NEAR EROS NLR DERIVED PRODUCTS - SHAPE MODEL V1.0",
     "NEAR EROS RADIO SCIENCE DATA SET - EROS/FLYBY V1.0",
     "NEAR EROS RADIO SCIENCE DATA SET - EROS/ORBIT V1.0",
     "NEAR EROS RADIO SCIENCE DERIVED PRODUCTS - GRAVITY V1.0",
     "NEAR GRS SPECTRA EROS ON ASTEROID",
     "NEAR GRS SPECTRA FOR CRUISE 2 PHASE",
     "NEAR GRS SPECTRA FOR CRUISE 3 PHASE",
     "NEAR GRS SPECTRA FOR CRUISE 4 PHASE",
     "NEAR GRS SPECTRA FOR EARTH FLYBY PHASE",
     "NEAR GRS SPECTRA FOR EROS ORBIT PHASE",
     "NEAR GRS SPECTRA FOR EROS SURFACE PHASE",
     "NEAR GRS SPECTRA FOR EROS/ORBIT",
     "NEAR MAG DATA FOR CRUISE1",
     "NEAR MAG DATA FOR CRUISE2",
     "NEAR MAG DATA FOR CRUISE3",
     "NEAR MAG DATA FOR CRUISE4",
     "NEAR MAG DATA FOR EARTH",
     "NEAR MAG DATA FOR ER/FAR/APPROACH",
     "NEAR MAG DATA FOR EROS/FLY/BY",
     "NEAR MAG DATA FOR EROS/ORBIT",
     "NEAR MAG DATA FOR EROS/SURFACE",
     "NEAR MATHILDE RADIO SCIENCE DATA SET - MFB V1.0",
     "NEAR MSI DIM EROS GLOBAL BASEMAPS V1.0",
     "NEAR MSI IMAGES FOR CRUISE1",
     "NEAR MSI IMAGES FOR CRUISE2",
     "NEAR MSI IMAGES FOR CRUISE3",
     "NEAR MSI IMAGES FOR CRUISE4",
     "NEAR MSI IMAGES FOR EARTH",
     "NEAR MSI IMAGES FOR ER/FAR/APPROACH",
     "NEAR MSI IMAGES FOR EROS/FLY/BY",
     "NEAR MSI IMAGES FOR EROS/ORBIT",
     "NEAR MSI IMAGES FOR MATHILDE",
     "NEAR MSI SHAPE MODEL FOR 433 EROS V1.0",
     "NEAR MULTISPECTRAL IMAGER V1.0",
     "NEAR NIS SPECTRA FOR CRUISE1",
     "NEAR NIS SPECTRA FOR CRUISE2",
     "NEAR NIS SPECTRA FOR CRUISE3",
     "NEAR NIS SPECTRA FOR CRUISE4",
     "NEAR NIS SPECTRA FOR EARTH",
     "NEAR NIS SPECTRA FOR ER/FAR/APPROACH",
     "NEAR NIS SPECTRA FOR EROS/FLY/BY",
     "NEAR NIS SPECTRA FOR EROS/ORBIT",
     "NEAR NLR DATA FOR CRUISE1",
     "NEAR NLR DATA FOR CRUISE2",
     "NEAR NLR DATA FOR CRUISE4",
     "NEAR NLR DATA FOR ER/FAR/APPROACH",
     "NEAR NLR DATA FOR EROS/ORBIT",
     "NEAR NLR LEVEL 2 DATA PRODUCTS V1.0",
     "NEAR NLR LEVEL 3 DATA PRODUCTS V1.0",
     "NEAR SPICE KERNELS CRUISE1",
     "NEAR SPICE KERNELS CRUISE2",
     "NEAR SPICE KERNELS CRUISE3",
     "NEAR SPICE KERNELS CRUISE4",
     "NEAR SPICE KERNELS EARTH",
     "NEAR SPICE KERNELS ER/FAR/APPROACH",
     "NEAR SPICE KERNELS EROS/FLY/BY",
     "NEAR SPICE KERNELS EROS/ORBIT",
     "NEAR SPICE KERNELS EROS/SURFACE",
     "NEAR SPICE KERNELS MATHILDE",
     "NEAR XGRS SPECTRA FOR CRUISE2",
     "NEAR XGRS SPECTRA FOR CRUISE3",
     "NEAR XGRS SPECTRA FOR CRUISE4",
     "NEAR XGRS SPECTRA FOR EARTH",
     "NEAR XGRS SPECTRA FOR ER/FAR/APPROACH",
     "NEAR XGRS SPECTRA FOR EROS/ORBIT",
     "NEAR XGRS SPECTRA FOR EROS/SURFACE",
     "NEAR XRS SPECTRA FOR CRUISE 2 PHASE",
     "NEAR XRS SPECTRA FOR CRUISE 3 PHASE",
     "NEAR XRS SPECTRA FOR CRUISE 4 PHASE",
     "NEAR XRS SPECTRA FOR EARTH FLYBY PHASE",
     "NEAR XRS SPECTRA FOR EROS ORBIT PHASE",
     "NEAR XRS SPECTRA FOR EROS/ORBIT",
     "NEAR-INFRARED IMAGES OF COMET 9P/TEMPEL 1 V1.0",
     "NEAR-INFRARED PHOTOMETRY OF ASTEROIDS FROM DENIS V1.0",
     "NEW HORIZONS ALICE JUPITER ENCOUNTER V1.0",
     "NEW HORIZONS ALICE POST-LAUNCH CHECKOUT V1.0",
     "NEW HORIZONS LEISA JUPITER ENCOUNTER V1.0",
     "NEW HORIZONS LEISA POST-LAUNCH CHECKOUT V1.0",
     "NEW HORIZONS LORRI JUPITER ENCOUNTER V1.0",
     "NEW HORIZONS LORRI POST-LAUNCH CHECKOUT V1.0",
     "NEW HORIZONS MVIC JUPITER ENCOUNTER V1.0",
     "NEW HORIZONS MVIC POST-LAUNCH CHECKOUT V1.0",
     "NEW HORIZONS PEPSSI JUPITER ENCOUNTER V1.0",
     "NEW HORIZONS PEPSSI POST-LAUNCH CHECKOUT V1.0",
     "NEW HORIZONS SDC JUPITER ENCOUNTER V1.0",
     "NEW HORIZONS SDC POST-LAUNCH CHECKOUT V1.0",
     "NEW HORIZONS SWAP JUPITER ENCOUNTER V1.0",
     "NEW HORIZONS SWAP POST-LAUNCH CHECKOUT V1.0",
     "NIMS EXPERIMENT DATA RECORDS: EARTH/MOON 1 AND 2 ENCOUNTERS",
     "NIMS EXPERIMENT DATA RECORDS: GASPRA/IDA ENCOUNTERS",
     "NIMS EXPERIMENT DATA RECORDS: SL-9 COMET IMPACT WITH JUPITER",
     "NIMS EXPERIMENT DATA RECORDS: VENUS ENCOUNTER",
     "NIMS SPECTRAL IMAGE CUBES OF THE EARTH: E1 & E2 ENCOUNTERS",
     "NIMS SPECTRAL IMAGE CUBES OF VENUS",
     "NIMS SPECTRAL IMAGE TUBES OF THE EARTH: E1 & E2 ENCOUNTERS",
     "NIMS SPECTRAL IMAGE TUBES OF THE MOON: E1 & E2 ENCOUNTERS",
     "NIMS SPECTRAL IMAGE TUBES OF VENUS",
     "NIMS SPECTRAL IMAGE CUBES OF VENUS",
     "NIMS SPECTRAL IMAGE CUBES OF THE EARTH: E1 & E2 ENCOUNTERS",
     "NIMS SPECTRAL IMAGE TUBES OF VENUS",
     "NIMS SPECTRAL IMAGE TUBES OF THE EARTH: E1 & E2 ENCOUNTERS",
     "NIMS SPECTRAL IMAGE TUBES OF THE MOON: E1 & E2 ENCOUNTERS",
     "ODY MARS GAMMA RAY SPECTROMETER 2 EDR V1.0",
     "ODY MARS GAMMA RAY SPECTROMETER 2 EDR V2.0",
     "ODY MARS GAMMA RAY SPECTROMETER 4 CGS V1.0",
     "ODY MARS GAMMA RAY SPECTROMETER 4 DHD V1.0",
     "ODY MARS GAMMA RAY SPECTROMETER 4 DND V1.0",
     "ODY MARS GAMMA RAY SPECTROMETER 5 AHD V1.0",
     "ODY MARS GAMMA RAY SPECTROMETER 5 AND V1.0",
     "ODY MARS GAMMA RAY SPECTROMETER 5 ELEMENT CONCENTRATION V1.0",
     "ODY MARS GAMMA RAY SPECTROMETER 5 SGS V1.0",
     "ODY MARS SPICE KERNELS V1.0",
     "ODYSSEY MARS ACCELEROMETER ALTITUDE DATA",
     "ODYSSEY MARS ACCELEROMETER EDR DATA",
     "ODYSSEY MARS ACCELEROMETER PROFILE DATA",
     "ODYSSEY MARS ACCELEROMETER RAW DATA RECORDS V1.0",
     "ODYSSEY MARS ALTITUDE DATA RECORDS V1.0",
     "ODYSSEY MARS MARIE CALIBRATED DATA V1.0",
     "ODYSSEY MARS MARIE RAW ENERGETIC PARTICLE DATA",
     "ODYSSEY MARS MARIE REDUCED ENERGETIC PARTICLE DATA",
     "ODYSSEY MARS MARIE REFORMATTED RAW DATA V1.0",
     "ODYSSEY MARS PROFILE DATA RECORDS V1.0",
     "ODYSSEY MARS PROFILE DATA RECORDS V1.2",
     "ODYSSEY MARS SPICE DATA",
     "ODYSSEY THEMIS INFRARED GEOMETRIC IMAGES V1.0",
     "ODYSSEY THEMIS IR BRIGHTNESS TEMPERATURE RECORD V1.0",
     "ODYSSEY THEMIS IR EDR V1.0",
     "ODYSSEY THEMIS IR RDR V1.0",
     "ODYSSEY THEMIS VIS APPARENT BRIGHTNESS RECORD V1.0",
     "ODYSSEY THEMIS VIS EDR V1.0",
     "ODYSSEY THEMIS VIS GEOMETRIC IMAGES V1.0",
     "ODYSSEY THEMIS VIS RDR V1.0",
     "OMEGA FLIGHT EXPERIMENT DATA RECORDS",
     "P10 JUPITER CRT ELECTRON/PROTON/ION FLUX 15 MIN AVGS V1.0",
     "P10 JUPITER HVM B-FIELD INSIDE 7 RJ JG COORDS 1 MIN AVG V1.0",
     "P11 CRS 15 MINUTE SATURN ENCOUNTER DATA",
     "P11 HVM 1 MINUTE SATURN ENCOUNTER DATA",
     "P11 JUPITER CRT ELECTRON/PROTON/ION FLUX 15 MIN AVGS V1.0",
     "P12 V ORBITING RADAR DERIVED BACKSCATTER CROSS SECTION V1.0",
     "P12 V ORBITING RADAR RESAMPLED ALTIMETER/RADIOMETER V1.0",
     "P12 V RADIO SCIENCE SUBSYSTEM RESAMPLED LOS GRAVITY V1.0",
     "PAL200 SR CASS-IR-CAM RESAMPLED RING OCCULTATION V1.0",
     "PHOENIX MARS ATMOSPHERIC STRUCTURE EXPERIMENT DATA V1.0",
     "PHOENIX MARS MECA NON-IMAGING EDR V1.0",
     "PHOENIX MARS MECA NON-IMAGING RDR V1.0",
     "PHOENIX MARS MECA OPTICAL MICROSCOPE 2 EDR VERSION 1.0",
     "PHOENIX MARS MECA OPTICAL MICROSCOPE 3 RADIOMETRIC SCI V1.0",
     "PHOENIX MARS MET LIDAR ATMOSPHERIC PROFILES EDR V1.0",
     "PHOENIX MARS MET LIDAR ATMOSPHERIC PROFILES RDR V1.0",
     "PHOENIX MARS METEOROLOGICAL PRESSURE / TEMPERATURE EDR V1.0",
     "PHOENIX MARS METEOROLOGICAL PRESSURE / TEMPERATURE RDR V1.0",
     "PHOENIX MARS ROBOTIC ARM CAMERA 2 EDR VERSION 1.0",
     "PHOENIX MARS ROBOTIC ARM CAMERA 3 RADIOMETRIC OPS V1.0",
     "PHOENIX MARS ROBOTIC ARM CAMERA 3 RADIOMETRIC SCI V1.0",
     "PHOENIX MARS ROBOTIC ARM CAMERA 4 LINEARIZED OPS V1.0",
     "PHOENIX MARS ROBOTIC ARM CAMERA 5 ANAGLYPH OPS V1.0",
     "PHOENIX MARS ROBOTIC ARM CAMERA 5 DISPARITY OPS V1.0",
     "PHOENIX MARS ROBOTIC ARM CAMERA 5 MOSAIC OPS V1.0",
     "PHOENIX MARS ROBOTIC ARM CAMERA 5 NORMAL OPS V1.0",
     "PHOENIX MARS ROBOTIC ARM CAMERA 5 RANGE OPS V1.0",
     "PHOENIX MARS ROBOTIC ARM CAMERA 5 REACHABILITY OPS V1.0",
     "PHOENIX MARS ROBOTIC ARM CAMERA 5 ROUGHNESS OPS V1.0",
     "PHOENIX MARS ROBOTIC ARM CAMERA 5 XYZ OPS V1.0",
     "PHOENIX MARS SURFACE STEREO IMAGER 2 EDR VERSION 1.0",
     "PHOENIX MARS SURFACE STEREO IMAGER 3 RADIOMETRIC OPS V1.0",
     "PHOENIX MARS SURFACE STEREO IMAGER 3 RADIOMETRIC SCI V1.0",
     "PHOENIX MARS SURFACE STEREO IMAGER 4 LINEARIZED OPS V1.0",
     "PHOENIX MARS SURFACE STEREO IMAGER 5 ANAGLYPH OPS V1.0",
     "PHOENIX MARS SURFACE STEREO IMAGER 5 DISPARITY OPS V1.0",
     "PHOENIX MARS SURFACE STEREO IMAGER 5 INCID OVER FLX SCI V1.0",
     "PHOENIX MARS SURFACE STEREO IMAGER 5 MOSAIC OPS V1.0",
     "PHOENIX MARS SURFACE STEREO IMAGER 5 NORMAL OPS V1.0",
     "PHOENIX MARS SURFACE STEREO IMAGER 5 RANGE OPS V1.0",
     "PHOENIX MARS SURFACE STEREO IMAGER 5 REACHABILITY OPS V1.0",
     "PHOENIX MARS SURFACE STEREO IMAGER 5 ROUGHNESS OPS V1.0",
     "PHOENIX MARS SURFACE STEREO IMAGER 5 XYZ OPS V1.0",
     "PHOENIX MARS TELLTALE WIND VELOCITY & DIRECTION V1.0",
     "PHOTOMETRY OF IO AND EUROPA DURING SL9 IMPACT FLASHES",
     "PHX MARS SSI ATMOSPHERIC OPACITY RDR V1.0",
     "PHX MARS THERMAL EVOLVED GAS ANALYZER 2 EGAEDR V1.0",
     "PHX MARS THERMAL EVOLVED GAS ANALYZER 2 EGHEDR V1.0",
     "PHX MARS THERMAL EVOLVED GAS ANALYZER 2 ENGEDR V1.0",
     "PHX MARS THERMAL EVOLVED GAS ANALYZER 2 LEDEDR V1.0",
     "PHX MARS THERMAL EVOLVED GAS ANALYZER 2 MSGEDR V1.0",
     "PHX MARS THERMAL EVOLVED GAS ANALYZER 2 SCEDR V1.0",
     "PHX MARS THERMAL EVOLVED GAS ANALYZER 3 ENGRDR V1.0",
     "PHX MARS THERMAL EVOLVED GAS ANALYZER 4 EGHRDR V1.0",
     "PHX MARS THERMAL EVOLVED GAS ANALYZER 4 EGSRDR V1.0",
     "PHX MARS THERMAL EVOLVED GAS ANALYZER 4 SCRDR V1.0",
     "PHYSICAL CHARACTERISTICS OF COMETS",
     "PIONEER 10 JUP CRT SUMM FLUX 15MIN V1.0",
     "PIONEER 10 JUP GTT RDR/SUMM V1.0",
     "PIONEER 10 JUP HVM RDR HIGH RESOLUTION V1.0",
     "PIONEER 10 JUP HVM RDR JUP HIGHRES V1.0",
     "PIONEER 10 JUP HVM SUMM 1MIN AVERAGED SYS3 COORDS V1.0",
     "PIONEER 10 JUP HVM SUMM JUP NEAR ENC V1.0",
     "PIONEER 10 JUP HVM SUMM JUP SUMMARY V1.0",
     "PIONEER 10 JUP POS FLYBY TRAJECTORY V1.0",
     "PIONEER 10 JUP POS JUP FLYBY TRAJ V1.0",
     "PIONEER 10 JUP/SOL WIND CPI SUMM CRUISE 15MIN V1.0",
     "PIONEER 10 JUP/SOL WIND CPI SUMM CRUISE 1HR V1.0",
     "PIONEER 10 JUP/SOL WIND PA RDR CRUISE V1.0",
     "PIONEER 10 JUP/SOL WIND PA RDR HIGH RESOLUTION CRUISE V1.0",
     "PIONEER 10 JUP/SOL WIND PA SUMM CRUISE 1HR V1.0",
     "PIONEER 10 JUP/SOL WIND POS LIGHT TIME V1.0",
     "PIONEER 10 JUP/SOL WIND TRD SUMM CRUISE 1HR V1.0",
     "PIONEER 10 JUP/SOL WIND UV SUMM CRUISE 1DAY V1.0",
     "PIONEER 11 JUP CRT SUMM FLUX 15MIN V1.0",
     "PIONEER 11 JUP FGM MAGNETIC FIELD 5 MIN AVG DATA V1.0",
     "PIONEER 11 JUP FGM SUMM JUP 36SEC V1.0",
     "PIONEER 11 JUP FGM SUMM JUP 5MIN V1.0",
     "PIONEER 11 JUP GTT RDR/SUMM V1.0",
     "PIONEER 11 JUP HVM RDR HIGH RESOLUTION V1.0",
     "PIONEER 11 JUP HVM RDR JUP HIGHRES V1.0",
     "PIONEER 11 JUP HVM SUMM JUP NEAR ENC V1.0",
     "PIONEER 11 JUP HVM SUMM JUP SUMMARY V1.0",
     "PIONEER 11 JUP POS JUP FLYBY TRAJ V1.0",
     "PIONEER 11 JUP/SAT/SOL WIND CPI SUMM CRUISE 15MIN V1.0",
     "PIONEER 11 JUP/SAT/SOL WIND CPI SUMM CRUISE 1HR V1.0",
     "PIONEER 11 JUP/SAT/SOL WIND PA RDR CRUISE V1.0",
     "PIONEER 11 JUP/SAT/SOL WIND PA RDR HIGH RES CRUISE V1.0",
     "PIONEER 11 JUP/SAT/SOL WIND PA SUMM CRUISE 1HR V1.0",
     "PIONEER 11 JUP/SAT/SOL WIND POS LIGHT TIME V1.0",
     "PIONEER 11 JUP/SAT/SOL WIND TRD SUMM CRUISE 1HR V1.0",
     "PIONEER 11 JUP/SAT/SOL WIND UV SUMM CRUISE 1DAY V1.0",
     "PIONEER 11 JUPITER FGM MAGNETIC FIELD 36 SEC AVG V1.0",
     "PIONEER 11 JUPITER HVM MAGNETIC FIELD 1 MINUTE DATA V1.0",
     "PIONEER 11 JUPITER POS FLYBY TRAJECTORY V1.0",
     "PIONEER 11 SAT CRT ELECTRON/PROTON/ION FLUX 15 MIN AVGS V1.0",
     "PIONEER 11 SAT CRT SUMM FLUX 15MIN V1.0",
     "PIONEER 11 SAT FGM MAGNETIC FIELD 5 MIN AVG DATA V1.0",
     "PIONEER 11 SAT FGM SUMM SAT 146SEC V1.0",
     "PIONEER 11 SAT FGM SUMM SAT 5MIN V1.0",
     "PIONEER 11 SAT GTT EDR/RDR/SUMM V1.0",
     "PIONEER 11 SAT HVM RDR HIGH RESOLUTION V1.0",
     "PIONEER 11 SAT HVM RDR SAT HIGHRES V1.0",
     "PIONEER 11 SAT HVM SUMM SAT SUMMARY V1.0",
     "PIONEER 11 SATURN FGM MAGNETIC FIELD 146 SEC AVG DATA V1.0",
     "PIONEER 11 SATURN FLYBY TRAJECTORY DATA V1.0",
     "PIONEER 11 SATURN GTT EDR/RDR/SUMM V1.0",
     "PIONEER 11 SATURN HVM MAGNETIC FIELD 1 MINUTE DATA V1.0",
     "PIONEER 12 VENUS ORBITING RADAR DERIVED RADAR IMAGES V1.0",
     "PLATE SHAPE MODEL OF COMET 9P/TEMPEL 1, V1.0",
     "PLUTO-CHARON MUTUAL EVENTS V1.0",
     "PLUTO-CHARON MUTUAL EVENTS V2.0",
     "PLUTO-CHARON MUTUAL EVENTS V3.0",
     "POLARIMETRY OF ASTEROID ITOKAWA V1.0",
     "PROPERTIES OF COMET NUCLEI",
     "PVO RPA PROC THERM ELEC, ION, PHOTOELEC, LOW RES. V1.0",
     "PVO V OCPP POLARIMETRY MAP DATA RECORD V1.0",
     "PVO V OUVS INBOUND MONOCHROME IMAGE DATA RECORD V1.0",
     "PVO V SUPP EXPERIMENT DATA RECORD SC ORBIT/ATTITUDE V1.0",
     "PVO V SUPP EXPERIMENTER DATA RECORD SC ORBIT/ATTITUDE V1.0",
     "PVO VENUS EFD BROWSE ELECTRIC FIELD 24SEC AVGS V1.0",
     "PVO VENUS EFD CALIBRATED ELECTRIC FIELD HIGH RES. V1.0",
     "PVO VENUS EFD RESAMP BROWSE ELECTRIC FIELD 24SEC AVGS V1.0",
     "PVO VENUS ELECT TEMP PROBE CALIB HIGH RES ELECTRONS VER 1.0",
     "PVO VENUS ELECT TEMP PROBE DERVD BOW SHOCK LOCATION VER 1.0",
     "PVO VENUS ELECT TEMP PROBE DERVD ELECT DENS LOW RES VER 1.0",
     "PVO VENUS ELECT TEMP PROBE DERVD IONOPAUSE LOCATION VER 1.0",
     "PVO VENUS ELECT TMP PROBE RESAMP SOLAR EUV 24 HR AVG VER 1.0",
     "PVO VENUS ION MASS SPECTROMETER CALIB HIGH RES ION DENS V1.0",
     "PVO VENUS ION MASS SPECTROMETER LOW RES ION DENSITY V1.0",
     "PVO VENUS MAG CALIBRATED P-SENSOR HIGH RES V1.0",
     "PVO VENUS MAG CALIBRATED S/C COORDINATES HIGH RES V1.0",
     "PVO VENUS MAG CALIBRATED SC COORDINATES HIGH RES V1.0",
     "PVO VENUS MAG RESAMPLED P-SENSOR 24SEC AVGS V1.0",
     "PVO VENUS MAG RESAMPLED SC COORDS 24SEC AVGS V1.0",
     "PVO VENUS ONMS BROWSE NEUTRAL DENSITY 12 SECOND V1.0",
     "PVO VENUS ONMS BROWSE SUPERTHERMAL OXYGEN 12 SECOND V1.0",
     "PVO VENUS ONMS BROWSE SUPRTHRML ION MAX COUNT RATE 12S V1.0",
     "PVO VENUS ONMS BROWSE THERMAL ION 12 SECOND V1.0",
     "PVO VENUS ONMS CALIBRATED NEUTRAL DENSITY HIGH RES. V1.0",
     "PVO VENUS ONMS CALIBRATED SUPERTHERMAL OXYGEN HIGH RES. V1.0",
     "PVO VENUS ONMS DERIVED SUPERTHERMAL ION LOCATION V1.0",
     "PVO VENUS RADIO SCIENCE OPENLOOP ODR VERSION 1.0",
     "PVO VENUS RETARD. POTENT. ANLYR. EDITED I/V CURVE (RDR) V1.0",
     "PVO VENUS SC POSITION DERIVED VSO COORDS 12 SECOND VER1.0",
     "RIVKIN THREE MICRON ASTEROID DATA V1.0",
     "RIVKIN THREE MICRON ASTEROID DATA V2.0",
     "RIVKIN THREE MICRON ASTEROID DATA V3.0",
     "ROSETTA-ORBITER 2002T7/CAL/CHECK ALICE 2 CVP1 V1.0",
     "ROSETTA-ORBITER 2002T7/CAL/CHECK ALICE 3 CVP1 V1.0",
     "ROSETTA-ORBITER 9P MIRO 2 CR2 9P-TEMPEL1 V1.0",
     "ROSETTA-ORBITER 9P MIRO 3 CR2 9P-TEMPEL1 V1.0",
     "ROSETTA-ORBITER 9P/CAL/CHECK ALICE 2 CR2 V1.0",
     "ROSETTA-ORBITER 9P/CAL/CHECK ALICE 3 CR2 V1.0",
     "ROSETTA-ORBITER CAL ALICE 3 EAR1 V1.0",
     "ROSETTA-ORBITER CAL MIRO 2 GRND THERMAL-VAC V1.0",
     "ROSETTA-ORBITER CAL/CHECK ALICE 2 CVP2 V1.0",
     "ROSETTA-ORBITER CAL/CHECK ALICE 2 EAR1 V1.0",
     "ROSETTA-ORBITER CAL/CHECK ALICE 3 CVP2 V1.0",
     "ROSETTA-ORBITER CAL/EARTH ALICE 2 EAR2 V1.0",
     "ROSETTA-ORBITER CAL/EARTH ALICE 3 EAR2 V1.0",
     "ROSETTA-ORBITER CAL/JUPITER/MARS ALICE 2 MARS V1.0",
     "ROSETTA-ORBITER CAL/JUPITER/MARS ALICE 3 MARS V1.0",
     "ROSETTA-ORBITER CHECK ALICE 2 CR1 V1.0",
     "ROSETTA-ORBITER CHECK ALICE 3 CR1 V1.0",
     "ROSETTA-ORBITER CHECK MIRO 2 CVP COMMISSIONING V1.0",
     "ROSETTA-ORBITER CHECK MIRO 3 CVP COMMISSIONING V1.0",
     "ROSETTA-ORBITER EARTH MIRO 2 EAR1 EARTH1 V1.0",
     "ROSETTA-ORBITER EARTH MIRO 3 EAR1 EARTH1 V1.0",
     "ROTATION OF COMET NUCLEI: TABLE 1",
     "SAKIGAKE INTERPLANETARY MAGNETIC FIELD DATA V 1.0",
     "SAKIGAKE SOLAR WIND EXPERIMENT DATA V1.0",
     "SAN PEDRO MARTIR OPTICAL IMAGING OF 9P/TEMPEL 1 V1.0",
     "SAWYER ASTEROID SPECTRA",
     "SAWYER ASTEROID SPECTRA V1.0",
     "SAWYER ASTEROID SPECTRA V1.1",
     "SDSS MOVING OBJECT CATALOG V1.0",
     "SDSS MOVING OBJECT CATALOG V2.0",
     "SEVEN COLOR ASTEROID SURVEY",
     "SEVEN COLOR ASTEROID SURVEY V1.0",
     "SMALL BODY RADAR SHAPE MODELS V1.1",
     "SMALL BODY RADAR SHAPE MODELS V2.0",
     "SMALL BODY SHAPE MODELS V1.0",
     "SMALL BODY SHAPE MODELS V2.0",
     "SMALL BODY SHAPE MODELS V2.1",
     "SMALL MAIN-BELT ASTEROID SPECTROSCOPIC SURVEY, PHASE II",
     "SMALL PLANETARY SATELLITE COLORS V1.0",
     "SMALL SOLAR SYSTEM OBJECTS SPECTROSCOPIC SURVEY V1.0",
     "SMASS ASTEROID SURVEY V1.0",
     "SMASS ASTEROID SURVEY V2.1",
     "SOUTH AFRICAN ASTRON. OBS. IMAGE DATA FROM SL9 IMPACTS",
     "SOUTH POLE IR EXPLORER DATA FROM SL9 IMPACTS WITH JUPITER",
     "SPECTROPHOTOMETRY OF THE JOVIAN PLANETS AND TITAN",
     "SPECTROSCOPY AND PHOTOMETRY OF JUPITER TROJANS V1.0",
     "STARDUST C/E/L DUST FLUX MONITOR INSTRUMENT-2-EDR-V1.0",
     "STARDUST CIDA DATA",
     "STARDUST DFMI WILD 2 ENCOUNTER EDR DATA",
     "STARDUST DUST COLLECTOR GEOMETRY V1.0",
     "STARDUST NAVCAM CALIBRATED IMAGES OF 81P/WILD 2",
     "STARDUST NAVCAM CALIBRATED IMAGES OF 81P/WILD 2 - VERS 2.0",
     "STARDUST NAVCAM EARLY CRUISE IMAGES",
     "STARDUST NAVCAM IMAGES FOR ANNEFRANK",
     "STARDUST NAVCAM IMAGES OF ANNEFRANK",
     "STARDUST NAVCAM IMAGES OF ANNEFRANK - VERSION 2.0",
     "STARDUST NAVCAM IMAGES OF WILD 2",
     "STARDUST NAVCAM IMAGES OF WILD 2 - VERSION 2.0",
     "STARDUST SPICE KERNELS V1.0",
     "STARDUST SRC TEMPERATURE DATA V1.0",
     "STARDUST WILD 2 ENCOUNTER DYNAMIC SCIENCE EXPERIMENT DATA",
     "STOOKE SMALL BODIES MAPS",
     "STOOKE SMALL BODY SHAPE MODELS V1.0",
     "SUBMILLIMETER LIGHTCURVES OF ASTEROIDS V1.0",
     "SUISEI ENERGY SPECTRUM PARTICLE MEASUREMENTS V1.0",
     "SURFACE TEMPERATURE MAPS OF COMET 9P/TEMPEL 1 V1.0",
     "SURVEY OF COMET LIGHTCURVES V1.0",
     "SOUTH AFRICAN ASTRON. OBS. IMAGE DATA FROM SL9 IMPACTS",
     "SOUTH POLE IR EXPLORER DATA FROM SL9 IMPACTS WITH JUPITER",
     "THE OAO/OASIS JUPITER OBSERVATION OF SL9 FRAGMENT K V1.0",
     "TNO AND CENTAUR COLORS V1.0",
     "TNO AND CENTAUR COLORS V2.0",
     "TNO AND CENTAUR COLORS V3.0",
     "TNO AND CENTAUR COLORS V4.0",
     "TNO AND CENTAUR COLORS V5.0",
     "TNO PHOTOMETRY",
     "TORINO ASTEROID POLARIMETRY V1.0",
     "TRANS-NEPTUNIAN OBJECT LIGHTCURVES V1.0",
     "TRANS-NEPTUNIAN OBJECT PHOTOMETRY V2.0",
     "TRANS-NEPTUNIAN OBJECT PHOTOMETRY V3.0",
     "TRI-AXIAL ELLIPSOID MODEL OF COMET WILD 2",
     "TRIAD ASTEROID POLARIMETRY V1.0",
     "TRIAD ASTEROID POLARIMETRY V2.0",
     "TRIAD ASTEROID POLARIMETRY V2.1",
     "TRIAD RADIOMETRIC DIAMETERS AND ALBEDOS V1.0",
     "UBV MEAN ASTEROID COLORS",
     "UBV MEAN VALUES V1.0",
     "UBV MEAN VALUES V1.1",
     "UH2.2M REDUCED 9P/TEMPEL 1 IMAGES/ASTROMETRY V1.0",
     "ULECA SELECTED COUNTS FOR GZ ENCOUNTER",
     "ULY JUP COSPIN ANISOTROPY TELESCOPE 256 SEC. PARTICLE FLUX",
     "ULY JUP COSPIN HIGH ENERGY TELESCOPE HIGH RES. PARTICLE FLUX",
     "ULY JUP COSPIN HIGH FLUX TELESCOPE HIGH RES. ION FLUX",
     "ULY JUP COSPIN KIEL ELE TEL HIRES PARTICLE RATES/INTENSITIES",
     "ULY JUP COSPIN KIEL ELE TEL HIRES RAW PARTICLE COUNT RATES",
     "ULY JUP COSPIN LOW ENERGY TELESCOPE 32 SEC PARTICLE FLUX",
     "ULY JUP ENCOUNTER SWOOPS PLASMA HIRES DATA",
     "ULY JUP GRB SOLAR X-RAY/COSMIC GAMMA-RAY RAW COUNT RATE",
     "ULY JUP MAGNETIC FIELD JOVIGRAPHIC SYS III LH COORDS 60 AVGS",
     "ULY JUP SCE DOPPLER HI-RES DATA",
     "ULY JUP SCE RAW ARCHIVAL TRACKING DATA FILES V1.0",
     "ULY JUP SCE RAW ODR V1.0",
     "ULY JUP URAP PLASMA FREQ REC AVERAGE E-FIELD 10 MIN",
     "ULY JUP URAP PLASMA FREQ REC PEAK E-FIELD 10 MIN",
     "ULY JUP URAP RADIO ASTRONOMY REC AVERAGE E-FIELD 10 MIN",
     "ULY JUP URAP RADIO ASTRONOMY REC AVERAGE E-FIELD 144 SEC",
     "ULY JUP URAP RADIO ASTRONOMY REC PEAK E-FIELD 10 MIN",
     "ULY JUP URAP WAVEFORM ANALYZER AVERAGE B-FIELD 10 MIN",
     "ULY JUP URAP WAVEFORM ANALYZER AVERAGE E-FIELD 10 MIN",
     "ULY JUP URAP WAVEFORM ANALYZER PEAK B-FIELD 10 MIN",
     "ULY JUP URAP WAVEFORM ANALYZER PEAK E-FIELD 10 MIN",
     "ULY JUPITER ENCOUNTER EPHEMERIS SYS3/ECL50 COORDS. VER. 1.0",
     "ULY JUPITER GRAVITATIONAL WAVE EXPERIMENT NULL RESULTS",
     "ULY JUPITER INTERSTELLAR NEUTRAL-GAS EXPERIMENT - NO DATA",
     "ULY JUPITER INTERSTELLAR NEUTRAL-GAS EXPERIMENT SKY MAPS",
     "ULY JUPITER SOLAR WIND ION COMPOSITION SPECTROMETER NO DATA",
     "ULYSSES DUST DETECTION SYSTEM V2.0",
     "ULYSSES DUST DETECTOR SYSTEM V1.0",
     "ULYSSES JUP SPICE SPK KERNEL VERSION 1.0",
     "ULYSSES JUPITER EPAC ALL DATA CHANNELS",
     "ULYSSES JUPITER EPAC OMNI-DIRECTIONAL ELECTRON FLUX",
     "ULYSSES JUPITER EPAC OMNI-DIRECTIONAL PROTON FLUX 1 HR AVGS.",
     "ULYSSES JUPITER EPAC PROTON SPECTRAL DATA 1 HR V1.0",
     "ULYSSES JUPITER EPAC PRTL2 SECTORED PROTON FLUX 1 HR V1.0",
     "ULYSSES JUPITER EPAC PRTL3 SECTORED PROTON FLUX 1 HR V1.0",
     "ULYSSES JUPITER EPAC PSTL1 PROTON SPECTRAL DATA 1 HR V1.0",
     "ULYSSES JUPITER EPAC PSTL2 PROTON SPECTRAL DATA 1 HR V1.0",
     "ULYSSES JUPITER EPAC PULSE HEIGHT 24HR",
     "ULYSSES JUPITER HISCALE COMPOSITION APERTURE ION COUNTS",
     "ULYSSES JUPITER HISCALE DEFLECTED ELECTRONS COUNTS",
     "ULYSSES JUPITER HISCALE LEFS 150 ELECTRON/ION COUNTS",
     "ULYSSES JUPITER HISCALE LEFS 60 ELECTRON/ION COUNTS",
     "ULYSSES JUPITER HISCALE LEMS 120 ION COUNTS",
     "ULYSSES JUPITER HISCALE LEMS 30 ION COUNTS",
     "ULYSSES JUPITER HISCALE W ION COUNTS",
     "ULYSSES JUPITER SOLAR CORONA EXPER. RANGING DATA 10 MIN AVG",
     "UNKNOWN",
     "VEGA1 CRUISE MAGNETOMETER DATA",
     "VEGA1 DUST MASS SPECTROMETER MODAL DATA V1.0",
     "VEGA1 DUST PARTICLE COUNTER MASS ANALYSER DATA V1.0",
     "VEGA1 DUST PARTICLE IMPACT DETECTOR DATA V1.0",
     "VEGA1 DUST PARTICLE IMPACT PLASMA DETECTOR DATA V1.0",
     "VEGA1 HALLEY FLYBY MAGNETOMETER DATA",
     "VEGA1 INFRARED SPECTROMETER HIGH RESOLUTION DATA V1.0",
     "VEGA1 INFRARED SPECTROMETER IMAGING CHANNEL DATA V1.0",
     "VEGA1 ORIGINAL MISCHA DATA SUBMISSION",
     "VEGA1 PLASMAG-1 PLASMA ENERGY ANALYSER DATA V1.0",
     "VEGA1 PUMA DUST MASS SPECTROMETER DATA V1.0",
     "VEGA1 TUNDE-M ENERGETIC PARTICLE ANALYSER DATA V1.0",
     "VEGA1 TV SYSTEM IMAGES PROCESSED BY KFKI V1.0",
     "VEGA1 TV SYSTEM IMAGES V1.0",
     "VEGA2 DUST PARTICLE COUNTER MASS ANALYSER DATA V1.0",
     "VEGA2 DUST PARTICLE IMPACT DETECTOR DATA V1.0",
     "VEGA2 DUST PARTICLE IMPACT PLASMA DETECTOR DATA V1.0",
     "VEGA2 ORIGINAL MISCHA DATA SUBMISSION",
     "VEGA2 PLASMAG-1 PLASMA ENERGY ANALYSER DATA V1.0",
     "VEGA2 PUMA DUST MASS SPECTROMETER DATA V1.0",
     "VEGA2 PUMA DUST MASS SPECTROMETER MODAL DATA V1.0",
     "VEGA2 TV SYSTEM IMAGES PROCESSED BY KFKI V1.0",
     "VEGA2 TV SYSTEM IMAGES TRANSFORMED BY IKF V1.0",
     "VEGA2 TV SYSTEM IMAGES V1.0",
     "VG1 J/S/SS PLASMA WAVE SPECTROMETER RAW WAVEFORM 60MS V1.0",
     "VG1 J/S/SS PWS EDITED SPECTRUM ANALYZER FULL RES V1.0",
     "VG1 J/S/SS PWS RESAMP SPECTRUM ANALYZER HOUR AVG V1.0",
     "VG1 JUP CRS DERIVED PROTON/ION/ELECTRON FLUX BROWSE V1.0",
     "VG1 JUP EPHEMERIS HELIOGRAPHIC COORDS BROWSE V1.0",
     "VG1 JUP EPHEMERIS SYSTEM III (1965) COORDS BROWSE V1.1",
     "VG1 JUP LECP CALIBRATED RESAMPLED SCAN AVERAGED 15MIN V1.1",
     "VG1 JUP LECP CALIBRATED RESAMPLED SECTORED 15MIN V1.1",
     "VG1 JUP MAG RESAMPLED HELIOGRAPHIC (RTN) COORDS 1.92SEC V1.0",
     "VG1 JUP MAG RESAMPLED HELIOGRAPHIC (RTN) COORDS 48.0SEC V1.0",
     "VG1 JUP MAG RESAMPLED HELIOGRAPHIC (RTN) COORDS 9.60SEC V1.0",
     "VG1 JUP MAG RESAMPLED SYSTEM III (1965) COORDS 1.92SEC V1.1",
     "VG1 JUP MAG RESAMPLED SYSTEM III (1965) COORDS 48.0SEC V1.1",
     "VG1 JUP MAG RESAMPLED SYSTEM III (1965) COORDS 9.60SEC V1.1",
     "VG1 JUP MAG/EPHEMERIS RESAMPLED SYS III (1965) 48.0SEC V1.1",
     "VG1 JUP PLASMA DERIVED ELECTRON MOMENTS 96.0 SEC V1.1",
     "VG1 JUP PLS DERIVED ION IN/OUTBND MAGSHTH L-MODE 96SEC V1.0",
     "VG1 JUP PLS DERIVED ION INBOUND SOLAR WIND 96SEC V1.0",
     "VG1 JUP PLS DERIVED ION OUTBND MAGSHTH M-MODE 96SEC V1.0",
     "VG1 JUP PLS PLASMA DERIVED ION MOMENTS 96.0 SEC V1.1",
     "VG1 JUP PRA CALIBRATED HI-RES LOW FREQ. REC. BAND DATA V1.0",
     "VG1 JUP PRA RESAMPLED SUMMARY BROWSE 48SEC V1.0",
     "VG1 JUP PWS EDITED SPECTRUM ANALYZER 4.0SEC V1.1",
     "VG1 JUP PWS RESAMPLED SPECTRUM ANALYZER 48SEC V1.1",
     "VG1 JUP RADIO ASTRONOMY REDUCED 6SEC V1.0",
     "VG1 JUPITER SPICE SPK KERNEL V2.0",
     "VG1 JUPITER ULTRAVIOLET SPECTROMETER SUBSYSTEM 3 RDR V1.0",
     "VG1 SAT CRS RESAMPLED SUMMARY D1 RATE ELEC 192SEC V1.0",
     "VG1 SAT EPHEMERIS HELIOGRAPHIC COORDS BROWSE V1.0",
     "VG1 SAT EPHEMERIS KRONOGRAPHIC (L1) COORDS BROWSE V1.1",
     "VG1 SAT LECP CALIBRATED RESAMPLED SCAN AVERAGED 15MIN V1.0",
     "VG1 SAT LECP CALIBRATED RESAMPLED SECTORED 15MIN V1.0",
     "VG1 SAT MAG RESAMPLED HELIOGRAPHIC (RTN) COORDS 1.92SEC V1.0",
     "VG1 SAT MAG RESAMPLED HELIOGRAPHIC (RTN) COORDS 48.0SEC V1.0",
     "VG1 SAT MAG RESAMPLED HELIOGRAPHIC (RTN) COORDS 9.60SEC V1.0",
     "VG1 SAT MAG RESAMPLED KRONOGRAPHIC (L1) COORDS 1.92SEC V1.0",
     "VG1 SAT MAG RESAMPLED KRONOGRAPHIC (L1) COORDS 48.0SEC V1.0",
     "VG1 SAT MAG RESAMPLED KRONOGRAPHIC (L1) COORDS 9.6SEC V1.0",
     "VG1 SAT PLS DERIVED ION SOLAR WIND 96SEC V1.0",
     "VG1 SAT PLS DERIVED ION SOLAR WIND BROWSE 96SEC V1.0",
     "VG1 SAT PRA CALIBRATED HI-RES LOW FREQ. REC. BAND DATA V1.0",
     "VG1 SAT PWS EDITED SPECTRUM ANALYZER 4.0SEC V1.0",
     "VG1 SAT PWS RESAMPLED SPECTRAL ANALYZER 48SEC V1.0",
     "VG1 SATURN ULTRAVIOLET SPECTROMETER SUBSYSTEM 3 RDR V1.0",
     "VG1/VG2 JUPITER IMAGING SCIENCE SUBSYSTEM EDITED EDR V2.0",
     "VG1/VG2 JUPITER IMAGING SCIENCE SUBSYSTEM EDITED EDR V3.0",
     "VG1/VG2 JUPITER IRIS 3 RDR V1.0",
     "VG1/VG2 JUPITER IRIS DERIVED GREAT RED SPOT PARAMETERS V1.0",
     "VG1/VG2 RADIO SCIENCE RING OCCULTATION DATA V1.0",
     "VG1/VG2 SATURN IMAGING SCIENCE SUBSYSTEM EDITED EDR V1.0",
     "VG1/VG2 SATURN IMAGING SCIENCE SUBSYSTEM EDITED EDR V2.0",
     "VG1/VG2 SATURN IMAGING SCIENCE SUSBSYSTEM EDITED EDR V1.0",
     "VG1/VG2 SATURN IMAGING SCIENCE SUSBSYSTEM EDITED EDR V2.0",
     "VG1/VG2 SATURN IRIS 3 RDR V1.0",
     "VG1/VG2 SR ISS RING PROFILES V1.0",
     "VG1/VG2 SR/UR RSS RESAMPLED RING OCCULTATION V1.0",
     "VG1/VG2 SR/UR/NR UVS EDITED/RESAMPLED RING OCCULTATION V1.0",
     "VG2 J/S/U/N/SS PLASMA WAVE SPECTROMETER RAW WFRM 60MS V1.0",
     "VG2 JUP CRS DERIVED PROTON/ION/ELECTRON FLUX BROWSE V1.0",
     "VG2 JUP EPHEMERIS HELIOGRAPHIC COORDS BROWSE V1.0",
     "VG2 JUP EPHEMERIS SYSTEM III (1965) COORDS BROWSE V1.1",
     "VG2 JUP LECP CALIBRATED RESAMPLED SCAN AVERAGED 15MIN V1.1",
     "VG2 JUP LECP CALIBRATED RESAMPLED SECTORED 15MIN V1.1",
     "VG2 JUP MAG RESAMPLED HELIOGRAPHIC (RTN) COORDS 9.60SEC V1.0",
     "VG2 JUP MAG RESAMPLED HELIOGRAPHIC (RTN)COORDS 1.92SEC V1.0",
     "VG2 JUP MAG RESAMPLED HELIOGRAPHIC (RTN)COORDS 48.0SEC V1.0",
     "VG2 JUP MAG RESAMPLED SYSTEM III (1965) COORDS 1.92SEC V1.1",
     "VG2 JUP MAG RESAMPLED SYSTEM III (1965) COORDS 48.0SEC V1.1",
     "VG2 JUP MAG RESAMPLED SYSTEM III (1965) COORDS 9.60SEC V1.1",
     "VG2 JUP PLASMA DERIVED ELECTRON MOMENTS 96.0 SEC V1.1",
     "VG2 JUP PLS DERIVED ION IN/OUTBND MAGSHTH L-MODE 96SEC V1.0",
     "VG2 JUP PLS DERIVED ION INBOUND SOLAR WIND 96SEC V1.0",
     "VG2 JUP PLS DERIVED ION OUTBND MAGSHTH M-MODE 96SEC V1.0",
     "VG2 JUP PLS PLASMA DERIVED ION MOMENTS 96.0 SEC V1.1",
     "VG2 JUP PRA CALIBRATED HI-RES LOW FREQ. REC. BAND DATA V1.0",
     "VG2 JUP PRA RESAMPLED SUMMARY BROWSE 48SEC V1.0",
     "VG2 JUP PWS EDITED SPECTRUM ANALYZER 4.0SEC V1.1",
     "VG2 JUP PWS RESAMPLED SPECTRAL ANALYZER 48SEC V1.1",
     "VG2 JUP RADIO ASTRONOMY REDUCED 6SEC V1.0",
     "VG2 JUPITER ULTRAVIOLET SPECTROMETER SUBSYSTEM 3 RDR V1.0",
     "VG2 NEP CRS CALIB RDR D1 RATE HI RESOLUTION ELEC 6SEC V1.0",
     "VG2 NEP CRS RESAMPLED SUMMARY D1 RATE ELEC 96SEC V1.0",
     "VG2 NEP CRS RESAMPLED SUMMARY D2 RATE ELEC 96SEC V1.0",
     "VG2 NEP LECP RESAMPLED RDR STEPPING SECTOR 12.8MIN V1.0",
     "VG2 NEP LECP RESAMPLED SUMMARY SCAN AVERAGED 24SEC V1.0",
     "VG2 NEP MAG RESAMP RDR HELIOGRAPHIC COORDINATES 1.92SEC V1.0",
     "VG2 NEP MAG RESAMP RDR HELIOGRAPHIC COORDINATES 9.6SEC V1.0",
     "VG2 NEP MAG RESAMP SUMMARY HELIOGRAPHIC COORDS 48SEC V1.0",
     "VG2 NEP MAG RESAMPLED SUMMARY NLS COORDINATES 12SEC V1.0",
     "VG2 NEP PLS DERIVED RDR 2 PROTON MAGSPHERE 48SEC V1.0",
     "VG2 NEP PLS DERIVED RDR ELECTRON MAGNETOSPHERE 96SEC V1.0",
     "VG2 NEP PLS DERIVED RDR ION INBOUND S-WIND 48SEC V1.0",
     "VG2 NEP PLS DERIVED RDR ION MAGNETOSPHERE 48SEC V1.0",
     "VG2 NEP PLS DERIVED RDR ION OUTBND MAGSHTH L-MODE 48SEC V1.0",
     "VG2 NEP PLS DERIVED RDR ION OUTBND MAGSHTH M-MODE 12MIN V1.0",
     "VG2 NEP PRA EDITED RDR HIGH RATE 60MS V1.0",
     "VG2 NEP PRA RESAMPLED SUMMARY BROWSE 48SEC V1.0",
     "VG2 NEP PWS EDITED RDR UNCALIB SPECTRUM ANALYZER 4SEC V1.0",
     "VG2 NEP PWS RAW EXPERIMENT WAVEFORM 60MS V1.0",
     "VG2 NEP PWS RESAMPLED SUMMARY SPECTRUM ANALYZER 48SEC V1.0",
     "VG2 NEP TRAJECTORY DERIV SUMM HELIOGRAPHIC COORDS 48SEC V1.0",
     "VG2 NEP TRAJECTORY DERIVED SUMM NLS COORDS 12SEC V1.0",
     "VG2 NEPTUNE IMAGING SCIENCE SUBSYSTEM EDITED EDR V1.0",
     "VG2 NEPTUNE IMAGING SCIENCE SUSBSYSTEM EDITED EDR V1.0",
     "VG2 NEPTUNE IRIS 3 RDR V1.0",
     "VG2 NEPTUNE ULTRAVIOLET SPECTROMETER SUBSYSTEM 3 RDR V1.0",
     "VG2 PHOTOPOLARIMETER RING OCCULTATION DATA V1.0",
     "VG2 SAT CRS RESAMPLED SUMMARY D1 RATE ELEC 192SEC V1.0",
     "VG2 SAT EPHEMERIS HELIOGRAPHIC COORDS BROWSE V1.0",
     "VG2 SAT EPHEMERIS KRONOGRAPHIC (L1) COORDS BROWSE V1.1",
     "VG2 SAT LECP CALIBRATED RESAMPLED SCAN AVERAGED 15MIN V1.0",
     "VG2 SAT LECP CALIBRATED RESAMPLED SECTORED 15MIN V1.0",
     "VG2 SAT MAG RESAMPLED HELIOGRAPHIC (RTN) COORDS 1.92SEC V1.1",
     "VG2 SAT MAG RESAMPLED HELIOGRAPHIC (RTN) COORDS 48.0SEC V1.1",
     "VG2 SAT MAG RESAMPLED HELIOGRAPHIC (RTN) COORDS 9.60SEC V1.1",
     "VG2 SAT MAG RESAMPLED KRONOGRAPHIC (L1) COORDS 1.92SEC V1.1",
     "VG2 SAT MAG RESAMPLED KRONOGRAPHIC (L1) COORDS 48.0SEC V1.1",
     "VG2 SAT MAG RESAMPLED KRONOGRAPHIC (L1) COORDS 9.6SEC V1.1",
     "VG2 SAT PLS DERIVED ION SOLAR WIND 96SEC V1.0",
     "VG2 SAT PLS DERIVED ION SOLAR WIND BROWSE 96SEC V1.0",
     "VG2 SAT PRA CALIBRATED HI-RES LOW FREQ. REC. BAND DATA V1.0",
     "VG2 SAT PWS EDITED SPECTRUM ANALYZER 4.0SEC V1.0",
     "VG2 SAT PWS RESAMPLED SPECTRAL ANALYZER 48SEC V1.0",
     "VG2 SATURN ULTRAVIOLET SPECTROMETER SUBSYSTEM 3 RDR V1.0",
     "VG2 SR/UR/NR PPS EDITED/RESAMPLED RING OCCULTATION V1.0",
     "VG2 SR/UR/NR PPS RAW/EDITED/RESAMPLED RING OCCULTATION V1.0",
     "VG2 ULTRAVIOLET SPECTROMETER RING OCCULTATION DATA V1.0",
     "VG2 URA CRS RESAMPLED SUMMARY D1 RATE ELEC 96SEC V1.0",
     "VG2 URA CRS RESAMPLED SUMMARY D2 RATE ELEC 96SEC V1.0",
     "VG2 URA LECP RESAMPLED RDR STEPPING SECTOR 12.8MIN V1.0",
     "VG2 URA LECP RESAMPLED RDR STEPPING SECTOR 15MIN V1.0",
     "VG2 URA LECP RESAMPLED SUMMARY SCAN AVERAGED 15MIN V1.0",
     "VG2 URA LECP RESAMPLED SUMMARY SCAN AVERAGED 24SEC V1.0",
     "VG2 URA MAG RESAMP RDR HELIOGRAPHIC COORDINATES 1.92SEC V1.0",
     "VG2 URA MAG RESAMP RDR HELIOGRAPHIC COORDINATES 9.6SEC V1.0",
     "VG2 URA MAG RESAMP SUMMARY HELIOGRAPHIC COORDS 48SEC V1.0",
     "VG2 URA MAG RESAMPLED RDR U1 COORDINATES 1.92SEC V1.0",
     "VG2 URA MAG RESAMPLED RDR U1 COORDINATES 9.6SEC V1.0",
     "VG2 URA MAG RESAMPLED SUMMARY U1 COORDINATES 48SEC V1.0",
     "VG2 URA PLS DERIVED RDR ELECTRON FIT 48SEC V1.0",
     "VG2 URA PLS DERIVED RDR ION FIT 48SEC V1.0",
     "VG2 URA PLS DERIVED SUMM ELECTRON BROWSE 48SEC V1.0",
     "VG2 URA PLS DERIVED SUMMARY ION FIT 48SEC V1.0",
     "VG2 URA PRA EDITED RDR HIGH RATE 60MS V1.0",
     "VG2 URA PRA RESAMPLED SUMMARY BROWSE 48SEC V1.0",
     "VG2 URA PWS EDITED RDR UNCALIB SPECTRUM ANALYZER 4SEC V1.0",
     "VG2 URA PWS RAW EXPERIMENT WAVEFORM 60MS V1.0",
     "VG2 URA PWS RESAMPLED SUMMARY SPECTRUM ANALYZER 48SEC V1.0",
     "VG2 URA TRAJECTORY DERIV SUMM HELIOGRAPHIC COORDS 48SEC V1.0",
     "VG2 URA TRAJECTORY DERIVED SUMM U1 COORDS 48SEC V1.0",
     "VG2 URANUS IMAGING SCIENCE SUBSYSTEM EDITED EDR V1.0",
     "VG2 URANUS IMAGING SCIENCE SUSBSYSTEM EDITED EDR V1.0",
     "VG2 URANUS IRIS 3 RDR V1.0",
     "VG2 URANUS ULTRAVIOLET SPECTROMETER SUBSYSTEM 3 RDR V1.0",
     "VILAS ASTEROID SPECTRA V1.0",
     "VILAS ASTEROID SPECTRA V1.1",
     "VISUAL IMAGING AND PHOTOMETRY OF (29981) 1999 TD10 V1.0",
     "VL1 MARS METEOROLOGY DATA RESAMPLED DATA BINNED-P-T-V V1.0",
     "VL1/VL2 MARS LABELED RELEASE V1.0",
     "VL1/VL2 MARS LANDING SITE ROCK POPULATIONS V1.0",
     "VL1/VL2 MARS LCS DERIVED ATMOSPHERIC OPTICAL DEPTH V1.0",
     "VL1/VL2 MARS LCS EXPERIMENT DATA RECORD V1.0",
     "VL1/VL2 MARS METEOROLOGY CALIBRATED FOOTPAD TEMP V1.0",
     "VL1/VL2 MARS METEOROLOGY DATA CALIBRATED DATA PRESSURE V1.0",
     "VL1/VL2 MARS METEOROLOGY RESAMPLED DAILY AVG PRESSURE V1.0",
     "VL1/VL2 MARS METEOROLOGY RESAMPLED DATA BINNED-P-T-V V1.0",
     "VL1/VL2 MARS METEOROLOGY RESAMPLED SOL AVG FOOTPAD TEMP V1.0",
     "VO1 MARS VISUAL IMAGING SUBSYSTEM DATA FOR SURVEY MISSION",
     "VO1/VO2 MARS ATMOSPHERIC WATER DETECTOR 4 V1.0",
     "VO1/VO2 MARS INFRARED THERMAL MAPPER RESAMPLED DATA V1.0",
     "VO1/VO2 MARS IRTM BINNED DATA AND DERIVED CLOUDS V1.0",
     "VO1/VO2 MARS SPICE KERNELS V1.0",
     "VO1/VO2 MARS VISUAL IMAGING SS EXPRMNT DATA REC BROWSE V2.0",
     "VO1/VO2 MARS VISUAL IMAGING SS EXPRMNT DATA RECORD V2.0",
     "VO1/VO2 MARS VISUAL IMAGING SUBSYSTEM DIGITAL IMAGE MODEL",
     "VO1/VO2 MARS VISUAL IMAGING SUBSYSTEM DIGITAL IMAGING MODEL",
     "VO1/VO2 MARS VISUAL IMAGING SUBSYSTEM DIGITAL TERRAIN MODEL",
     "VO1/VO2 MARS VISUAL IMAGING SUBSYSTEM EXPERIMENT DATA RECORD",
     "VO2 MARS RADIO SCIENCE SUBSYSTEM RESAMPLED LOS GRAVITY V1.0",
     "VOYAGER 1 JUP LOW ENERGY CHARGED PARTICLE CALIB. 15MIN",
     "VOYAGER 1 JUP LOW ENERGY CHARGED PARTICLE CALIB. BR 15MIN",
     "VOYAGER 1 JUP PLASMA SPECTROMETER EDITED SPEC 4.0SEC",
     "VOYAGER 1 JUP PLASMA WAVE SPECTROMETER RESAMP SPEC 48.0SEC",
     "VOYAGER 1 JUP PLASMA/RADIO ASTRON. DERIVED ELECTRON MOM 96S",
     "VOYAGER 1 JUPITER MAGNETOMETER RESAMPLED DATA 1.92 SEC",
     "VOYAGER 1 JUPITER MAGNETOMETER RESAMPLED DATA 48.0 SEC",
     "VOYAGER 1 JUPITER MAGNETOMETER RESAMPLED DATA 9.60 SEC",
     "VOYAGER 1 JUPITER PLASMA DERIVED ION MOMENTS 96 SEC",
     "VOYAGER 1 JUPITER POSITION RESAMPLED DATA 48.0 SECONDS",
     "VOYAGER 1 JUPITER SPICE S- AND P-EPHEM. KERNELS",
     "VOYAGER 1 SAT LOW ENERGY CHARGED PARTICLE CALIB. 15MIN",
     "VOYAGER 1 SAT LOW ENERGY CHARGED PARTICLE CALIB. BR 15MIN",
     "VOYAGER 1 SAT PLASMA WAVE SPECTROMETER RESAMP SPEC 48.0SEC",
     "VOYAGER 1 SATURN EGRESS RADIO OCCULTATION RAW DATA V1.0",
     "VOYAGER 1 SATURN MAGNETOMETER RESAMPLED DATA 1.92 SEC",
     "VOYAGER 1 SATURN MAGNETOMETER RESAMPLED DATA 48.0 SEC",
     "VOYAGER 1 SATURN MAGNETOMETER RESAMPLED DATA 9.60 SEC",
     "VOYAGER 1 SATURN PLASMA DERIVED ELECTRON BROWSE 96 SEC",
     "VOYAGER 1 SATURN PLASMA DERIVED ELECTRON PARAMETERS 96 SEC",
     "VOYAGER 1 SATURN PLASMA DERIVED ION FITS 96 SEC",
     "VOYAGER 1 SATURN PLASMA DERIVED ION FITS 96 SEC V1.0",
     "VOYAGER 1 SATURN PLASMA DERIVED ION FITS BROWSE 96 SEC",
     "VOYAGER 1 SATURN PLASMA DERIVED ION MOMENTS 96 SEC",
     "VOYAGER 1 SATURN PLASMA WAVE SPECTROMETER EDITED SPEC 4.0SEC",
     "VOYAGER 1 SATURN POSITION RESAMPLED DATA 48.0 SECONDS",
     "VOYAGER 1 SATURN S- AND P-EPHEMERIS KERNELS",
     "VOYAGER 1 SATURN SPICE S- AND P-EPHEM. KERNELS",
     "VOYAGER 1 TITAN RADIO OCCULTATION RAW DATA V1.0",
     "VOYAGER 1&2 JUPITER BRIGHTNESS NORTH/SOUTH MAP SET V1.0",
     "VOYAGER 1&2 JUPITER IRIS DERIVED NORTH/SOUTH PARAMETERS V1.0",
     "VOYAGER 1&2 SATURN BRIGHTNESS NORTH/SOUTH MAP SET V1.0",
     "VOYAGER 1&2 SATURN IRIS DERIVED NORTH/SOUTH PARAMETERS V1.0",
     "VOYAGER 2 JUP LOW ENERGY CHARGED PARTICLE CALIB. 15MIN",
     "VOYAGER 2 JUP LOW ENERGY CHARGED PARTICLE CALIB. BR 15MIN",
     "VOYAGER 2 JUP PLASMA WAVE SPECTROMETER EDITED SPEC 4.0SEC",
     "VOYAGER 2 JUP PLASMA WAVE SPECTROMETER RESAMP SPEC 48.0SEC",
     "VOYAGER 2 JUPITER MAGNETOMETER RESAMPLED DATA 1.92 SEC",
     "VOYAGER 2 JUPITER MAGNETOMETER RESAMPLED DATA 48.0 SEC",
     "VOYAGER 2 JUPITER MAGNETOMETER RESAMPLED DATA 9.60 SEC",
     "VOYAGER 2 JUPITER PLASMA DERIVED ELECTRON MOMENTS 96 SEC",
     "VOYAGER 2 JUPITER PLASMA DERIVED ION MOMENTS 96 SEC",
     "VOYAGER 2 JUPITER POSITION RESAMPLED DATA 48.0 SECONDS",
     "VOYAGER 2 JUPITER S- AND P-EPHEMERIS KERNELS",
     "VOYAGER 2 JUPITER SPICE S- AND P-EPHEM. KERNELS",
     "VOYAGER 2 JUPITER/SHOEMAKER-LEVY 9 UVS NULL RESULTS V1.0",
     "VOYAGER 2 SAT LOW ENERGY CHARGED PARTICLE CALIB. 15MIN",
     "VOYAGER 2 SAT LOW ENERGY CHARGED PARTICLE CALIB. BR 15MIN",
     "VOYAGER 2 SAT PLASMA WAVE SPECTROMETER RESAMP SPEC 48.0SEC",
     "VOYAGER 2 SATURN MAGNETOMETER RESAMPLED DATA 1.92 SEC",
     "VOYAGER 2 SATURN MAGNETOMETER RESAMPLED DATA 48.0 SEC",
     "VOYAGER 2 SATURN MAGNETOMETER RESAMPLED DATA 9.60 SEC",
     "VOYAGER 2 SATURN PLASMA DERIVED ELECTRON BROWSE 96 SEC",
     "VOYAGER 2 SATURN PLASMA DERIVED ELECTRON PARAMETERS 96 SEC",
     "VOYAGER 2 SATURN PLASMA DERIVED ION FITS 96 SEC",
     "VOYAGER 2 SATURN PLASMA DERIVED ION FITS 96 SEC V1.0",
     "VOYAGER 2 SATURN PLASMA DERIVED ION FITS BROWSE 96 SEC",
     "VOYAGER 2 SATURN PLASMA DERIVED ION MOMENTS 96 SEC",
     "VOYAGER 2 SATURN PLASMA WAVE SPECTROMETER EDITED SPEC 4.0SEC",
     "VOYAGER 2 SATURN POSITION RESAMPLED DATA 48.0 SECONDS",
     "VOYAGER 2 SATURN RADIO OCCULTATION RAW DATA V1.0",
     "VOYAGER 2 SATURN S- AND P-EPHEMERIS KERNELS",
     "VOYAGER 2 SATURN SPICE S- AND P-EPHEM. KERNELS",
     "VOYAGER 2 TRITON RADIO OCCULTATION REDUCED DATA V1.0",
     "VOYAGER 2 URANUS PLASMA DERIVED ELECTRON BROWSE 96 SEC",
     "VOYAGER 2 URANUS PLASMA DERIVED ELECTRON PARAMETERS 96 SEC",
     "VOYAGER 2 URANUS S- AND P-EPHEMERIS KERNELS",
     "VOYAGER 2 URANUS SPICE S- AND P-EPHEM. KERNELS",
     "WHITELEY NEO PHOTOMETRY V1.0",
     "WHT S API ISIS RAW AND CALIBRATED RING PLANE CROSSING V1.0",
     "WISNIEWSKI ASTEROID ABSOLUTE MAGNITUDES V1.0"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_SET_OR_INST_PARM_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The data_set_or_inst_parm_desc element describes either a
     data set or instrument parameter."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_SET_OR_INSTRUMENT_PARM_NM
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The data_set_or_instrument_parameter_name element provides
     either a data_set_parameter_name or an
     instrument_parameter_name.  That is, this element may have
     values which are either the name of a parameter derived from
     measured data (the data_set_parameter_name) or the name of a
     parameter measured by an instrument (the
     instrument_parameter_name)."
  STANDARD_VALUE_SET = {
     "1.4 MICROMETER BRIGHTNESS",
     "ALTIMETER ECHO POWER",
     "ATMOSPHERIC PRESSURE",
     "ATMOSPHERIC TEMPERATURE",
     "ATOMIC NUMBER (Z)",
     "BRIGHTNESS",
     "BRIGHTNESS TEMPERATURE",
     "BRIGHTNESS TEMPERATURE STANDARD DEVIATN",
     "CLOUD COUNT",
     "CLOUD TYPE",
     "COLUMN WATER ABUNDANCE",
     "COUNT",
     "D1 RATE",
     "D2 RATE",
     "DATA NUMBER",
     "DERIVATIVE OF MODEL WITH ALBEDO",
     "DERIVATIVE OF MODEL WITH INERTIA",
     "ELECTRIC FIELD COMPONENT",
     "ELECTRIC FIELD INTENSITY",
     "ELECTRIC FIELD SPECTRAL DENSITY",
     "ELECTRIC FIELD VECTOR",
     "ELECTRIC FIELD WAVEFORM",
     "ELECTRON ANGULAR DISTRIBUTION",
     "ELECTRON CURRENT",
     "ELECTRON DENSITY",
     "ELECTRON DIFFERENTIAL FLUX",
     "ELECTRON DIFFERENTIAL INTENSITY",
     "ELECTRON DISTRIBUTION FUNCTION",
     "ELECTRON ENERGY SPECTRUM",
     "ELECTRON FLUX",
     "ELECTRON INTENSITY",
     "ELECTRON INTENSTIY",
     "ELECTRON PITCH ANGLE DISTRIBUTION",
     "ELECTRON PRESSURE",
     "ELECTRON RATE",
     "ELECTRON TEMPERATURE",
     "EMISSIVITY",
     "ENERGETIC NEUTRAL ATOM FLUX",
     "ENERGY/NUCLEON",
     "FLUX",
     "FLUX DENSITY",
     "FLUX RATIO",
     "IMAGER ECHO POWER",
     "INTEGRATED_VISIBLE_RADIANCE",
     "ION ANGULAR DISTRIBUTION",
     "ION COMPOSITION",
     "ION CURRENT",
     "ION DENSITY",
     "ION DIFFERENTIAL FLUX",
     "ION DIFFERENTIAL INTENSITY",
     "ION DISTRIBUTION FUNCTION",
     "ION ENERGY SPECTRUM",
     "ION FLUX",
     "ION INTENSITY",
     "ION PITCH ANGLE DISTRIBUTION",
     "ION PRESSURE",
     "ION RATE",
     "ION TEMPERATURE",
     "ION THERMAL SPEED",
     "ION VELOCITY",
     "LAMBERT ALBEDO",
     "LAMBERT ALBEDO STANDARD DEVIATION",
     "LINE OF SIGHT ACCELERATION",
     "MAGNETIC FIELD COMPONENT",
     "MAGNETIC FIELD INTENSITY",
     "MAGNETIC FIELD SPECTRAL DENSITY",
     "MAGNETIC FIELD VECTOR",
     "MAGNETIC PRESSURE",
     "MAGNITUDE",
     "MINNAERT ALBEDO",
     "MODEL TEMPERATURE",
     "N/A",
     "OBSERVATION COUNT",
     "OPTICAL DEPTH",
     "PARTICLE FLUX INTENSITY",
     "PARTICLE MULTIPLE PARAMETERS",
     "PARTICLE RATE",
     "PHASE CORRECTED ALBEDO",
     "PHASE CORRECTED ALBEDO STANDARD DEVIATN",
     "PHOTOGRAPHIC DENSITY",
     "PHOTON FLUX",
     "PIONEER-VENUS FRESNEL REFLECTIVITY CORR",
     "PLANET RADIANCE",
     "PLANETARY ELEVATION",
     "PLANETARY RADIUS",
     "PLASMA BETA",
     "PLASMA DENSITY",
     "PLASMA FLOW",
     "PLASMA PRESSURE",
     "PLASMA VELOCITY",
     "PLASMA WAVE AMPLITUDE SPECTRUM",
     "PLASMA WAVE SPECTRUM",
     "PLASMA WAVE WAVEFORM",
     "POLARIZATION",
     "POSITION VECTOR",
     "POWER FLUX",
     "PRESSURE",
     "RADAR BACKSCATTER CROSS SECTION",
     "RADAR ECHO POWER",
     "RADAR MODEL ECHO POWER",
     "RADAR SCALED BACKSCATTER CROSS SECTION",
     "RADAR SCALED ECHO POWER",
     "RADAR-DERIVED FRESNEL REFLECTIVITY",
     "RADAR-DERIVED RMS SLOPE",
     "RADAR-DERIVED SURFACE ROUGHNESS",
     "RADIANCE",
     "RADIANCE A",
     "RADIANCE B",
     "RADIANCE C1",
     "RADIANCE C2",
     "RADIANCE C3",
     "RADIANCE CHANNEL 1",
     "RADIANCE CHANNEL 2",
     "RADIANCE CHANNEL 3",
     "RADIANCE CHANNEL 4",
     "RADIANCE CHANNEL 5",
     "RADIANCE D",
     "RADIANCE FACTOR",
     "RADIANT POWER",
     "RADIO WAVE SPECTRUM",
     "REFLECTANCE",
     "RELATIVE INTENSITY",
     "RSSDETEB POWER",
     "SAMPLED_VISABLE_RADIANCE",
     "SAMPLED_VISIBLE_RADIANCE",
     "SINGLE POINT THERMAL INERTIA",
     "SPACE RADIANCE",
     "SPECTRAL INTENSITY",
     "SPECTRAL RADIANCE",
     "STOKES SCATTERING OPERATOR",
     "TEMPERATURE",
     "THERMAL_RADIANCE",
     "VELOCITY",
     "VISUAL BRIGHTNESS",
     "WAVE ELECTRIC FIELD AMPLITUDE",
     "WAVE ELECTRIC FIELD INTENSITY",
     "WAVE FLUX DENSITY",
     "WAVE MAGNETIC FIELD INTENSITY",
     "WIND DIRECTION",
     "WIND SPEED",
     "WIND VELOCITY"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_SET_PARAMETER_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The data_set_parameter_name element provides the name of
     the scientific parameter or physical quantity that was
     derived from measured data.  A description of the dataset
     parameter is provided by the data_set_or_inst_parm_desc.
     See also instrument_parameter_name.
     Example value: MAGNETIC FIELD INTENSITY"
  STANDARD_VALUE_SET = {
     "1.4 MICROMETER BRIGHTNESS",
     "ATMOSPHERIC PRESSURE",
     "BRIGHTNESS TEMPERATURE",
     "BRIGHTNESS TEMPERATURE STANDARD DEVIATN",
     "CLOUD COUNT",
     "CLOUD TYPE",
     "COLUMN WATER ABUNDANCE",
     "COUNT",
     "D1 RATE",
     "D2 RATE",
     "DATA NUMBER",
     "DERIVATIVE OF MODEL WITH ALBEDO",
     "DERIVATIVE OF MODEL WITH INERTIA",
     "ELECTRIC FIELD COMPONENT",
     "ELECTRIC FIELD INTENSITY",
     "ELECTRIC FIELD SPECTRAL DENSITY",
     "ELECTRIC FIELD VECTOR",
     "ELECTRIC FIELD WAVEFORM",
     "ELECTRON ANGULAR DISTRIBUTION",
     "ELECTRON CURRENT",
     "ELECTRON DENSITY",
     "ELECTRON DIFFERENTIAL FLUX",
     "ELECTRON DIFFERENTIAL INTENSITY",
     "ELECTRON ENERGY SPECTRUM",
     "ELECTRON FLUX",
     "ELECTRON INTENSITY",
     "ELECTRON INTENSTIY",
     "ELECTRON PITCH ANGLE DISTRIBUTION",
     "ELECTRON PRESSURE",
     "ELECTRON RATE",
     "ELECTRON TEMPERATURE",
     "EMISSIVITY",
     "ENERGETIC NEUTRAL ATOM FLUX",
     "FLUX",
     "FLUX DENSITY",
     "FLUX RATIO",
     "INTEGRATED_VISIBLE_RADIANCE",
     "ION ANGULAR DISTRIBUTION",
     "ION COMPOSITION",
     "ION CURRENT",
     "ION DENSITY",
     "ION DIFFERENTIAL FLUX",
     "ION DIFFERENTIAL INTENSITY",
     "ION ENERGY SPECTRUM",
     "ION FLUX",
     "ION INTENSITY",
     "ION PITCH ANGLE DISTRIBUTION",
     "ION PRESSURE",
     "ION RATE",
     "ION TEMPERATURE",
     "ION THERMAL SPEED",
     "ION VELOCITY",
     "LAMBERT ALBEDO",
     "LAMBERT ALBEDO STANDARD DEVIATION",
     "LINE OF SIGHT ACCELERATION",
     "MAGNETIC FIELD COMPONENT",
     "MAGNETIC FIELD INTENSITY",
     "MAGNETIC FIELD SPECTRAL DENSITY",
     "MAGNETIC FIELD VECTOR",
     "MAGNITUDE",
     "MINNAERT ALBEDO",
     "MODEL TEMPERATURE",
     "N/A",
     "OBSERVATION COUNT",
     "OPTICAL DEPTH",
     "PARTICLE FLUX INTENSITY",
     "PARTICLE MULTIPLE PARAMETERS",
     "PHASE CORRECTED ALBEDO",
     "PHASE CORRECTED ALBEDO STANDARD DEVIATN",
     "PHOTOGRAPHIC DENSITY",
     "PIONEER-VENUS FRESNEL REFLECTIVITY CORR",
     "PLANETARY ELEVATION",
     "PLANETARY RADIUS",
     "PLASMA BETA",
     "PLASMA DENSITY",
     "PLASMA FLOW",
     "PLASMA PRESSURE",
     "PLASMA VELOCITY",
     "PLASMA WAVE SPECTRUM",
     "PLASMA WAVE WAVEFORM",
     "POLARIZATION",
     "POSITION VECTOR",
     "POWER FLUX",
     "RADAR BACKSCATTER CROSS SECTION",
     "RADAR ECHO POWER",
     "RADAR MODEL ECHO POWER",
     "RADAR SCALED BACKSCATTER CROSS SECTION",
     "RADAR SCALED ECHO POWER",
     "RADAR-DERIVED FRESNEL REFLECTIVITY",
     "RADAR-DERIVED RMS SLOPE",
     "RADAR-DERIVED SURFACE ROUGHNESS",
     "RADIANCE",
     "RADIANCE FACTOR",
     "RADIO WAVE SPECTRUM",
     "REFLECTANCE",
     "RELATIVE INTENSITY",
     "SAMPLED_VISABLE_RADIANCE",
     "SAMPLED_VISIBLE_RADIANCE",
     "SINGLE POINT THERMAL INERTIA",
     "SPECTRAL INTENSITY",
     "STOKES SCATTERING OPERATOR",
     "TEMPERATURE",
     "THERMAL_RADIANCE",
     "VELOCITY",
     "VISUAL BRIGHTNESS",
     "WAVE ELECTRIC FIELD AMPLITUDE",
     "WAVE ELECTRIC FIELD INTENSITY",
     "WAVE ELECTRIC FIELD PHASE",
     "WAVE MAGNETIC FIELD INTENSITY",
     "WIND DIRECTION",
     "WIND SPEED",
     "WIND VELOCITY"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_SET_PARAMETER_UNIT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The data_set_parameter_unit element specifies the unit of
     measure of associated data set parameters."
  STANDARD_VALUE_SET = {
     "(VOLTS/METER)**2/HERTZ",
     "10**(-3)*CAL*CM**(-2)*S**(-1/2)*K**(-1)",
     "10**-6 WATT / CM**-2 / STERADIAN / WAVENUMBER",
     "AU OR DEGREES",
     "CENTIMETER",
     "CM**-3",
     "CM-3",
     "COUNTS/(CM**2*SECOND*STERADIAN*KEV)",
     "COUNTS/(CM**2*SECOND*STERRADIAN*KEV)",
     "COUNTS/SECOND",
     "DEGREES",
     "DEGREES CELSIUS",
     "DIMENSIONLESS",
     "ERG/SEC*CM**2(A)",
     "EV",
     "EV-3",
     "JANSKY",
     "KELVIN",
     "KELVIN / (10**(-3)*CAL*CM**(-2)*S**(-1/2)*K**(-1))",
     "KILOMETER",
     "KILOMETERS/HOUR",
     "KM/S",
     "MAGNITUDE",
     "METER",
     "METERS/SECOND",
     "MILLIBAR",
     "MILLIBEL",
     "MM/S**2",
     "N/A",
     "NANOTESLA",
     "NEPTUNE RADII (24,765KM) OR DEGREES",
     "PERCENT",
     "PIXEL",
     "PRECIPITABLE MICROMETERS",
     "RADIAN",
     "URANUS RADII (25,600KM) OR DEGREES",
     "VOLT/METER",
     "VOLTS/METER/HERTZ**.5",
     "WATT",
     "WATT/(METER*METER)/STERADIAN",
     "WATT/CM**2/SR/CM**-1"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_SET_RELEASE_DATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      
     The data_set_release_date element provides the date when
     a data set is released by the data producer for archive
     or publication.  In many systems this represents the end of
     a proprietary or validation period.
      
     Note:  In AMMOS, the data_set_release_date element is used to
     identify the date at which a product may be released to the
     general public from proprietary access.  AMMOS-related
     systems should apply this element only to proprietary data."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_SET_TERSE_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  MAXIMUM_LENGTH = 255
  DESCRIPTION = "
     A brief description of the data set"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_SETS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The data_sets element identifies the number of data sets
     contained in a data set collection."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_SOURCE_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The data_source_desc element describes the source of a data
     value descriptive of a target body.  The source may be a
     document, an individual, or an institution.
     See also data_source_id."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_SOURCE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The data_source_id element identifies the source
     of a data value descriptive of a target body.  The source
     may be a document, an individual, or an institution, as
     described by the associated data_source_desc element."
  STANDARD_VALUE_SET = {
     "CONNERNEY",
     "ELEMENTS-PLANET",
     "EQUATRADIUS-SUN",
     "HANEL",
     "MAGMOMENT-PLANET",
     "MAGMOMENT-SATURN",
     "MAGMOMENT-URANUS",
     "MASS-SUN",
     "MEANSOLARDAY-PLANET",
     "N/A",
     "NAUTICAL_ALMANAC_1989",
     "NESS",
     "ORBSEMIMAJAX-PLANET",
     "PERIARGANG-PLANET",
     "PHYSICAL-PLANET",
     "PHYSICAL-SUN",
     "RADIUS-PLANET",
     "REVPER-PLANET",
     "ROTATION-PLANET",
     "ROTATION-SUN",
     "RUSSELL",
     "SURFGRAV-PLANET",
     "SURFGRAV-SUN",
     "VEVERKA"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_STREAM_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The data_stream_type element identifies a particular type of
     data stream to which the given data product is related.
     Note:  In AMMOS this element is used to identify the
     particular type of data stream that a given decommutation
     map can process."
  STANDARD_VALUE_SET = {
     "ENGINEERING",
     "MONITOR",
     "QQC"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DATA_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The data_type element supplies the internal representation and/or
     mathematical properties of a value being stored.  When DATA_TYPE is used
     within a FIELD object definition, its value applies only when the field
     is populated.
      
     Note:  In the PDS, users may find a bit-level description of each data
     type in the Standards Reference document."
  STANDARD_VALUE_SET = {
     "ASCII_COMPLEX",
     "ASCII_INTEGER",
     "ASCII_REAL",
     "BINARY_CODED_DECIMAL",
     "BIT_STRING",
     "BOOLEAN",
     "CHARACTER",
     "COMPLEX",
     "DATE",
     "EBCDIC_CHARACTER",
     "FLOAT",
     "IBM_COMPLEX",
     "IBM_INTEGER",
     "IBM_REAL",
     "IBM_UNSIGNED_INTEGER",
     "IEEE_COMPLEX",
     "IEEE_REAL",
     "INTEGER",
     "LSB_BIT_STRING",
     "LSB_INTEGER",
     "LSB_UNSIGNED_INTEGER",
     "MAC_COMPLEX",
     "MAC_INTEGER",
     "MAC_REAL",
     "MAC_UNSIGNED_INTEGER",
     "MSB_BIT_STRING",
     "MSB_INTEGER",
     "MSB_UNSIGNED_INTEGER",
     "N/A",
     "PC_COMPLEX",
     "PC_INTEGER",
     "PC_REAL",
     "PC_UNSIGNED_INTEGER",
     "REAL",
     "SUN_COMPLEX",
     "SUN_INTEGER",
     "SUN_REAL",
     "SUN_UNSIGNED_INTEGER",
     "TIME",
     "UNSIGNED_INTEGER",
     "VAXG_COMPLEX",
     "VAXG_REAL",
     "VAX_BIT_STRING",
     "VAX_COMPLEX",
     "VAX_DOUBLE",
     "VAX_INTEGER",
     "VAX_REAL",
     "VAX_UNSIGNED_INTEGER"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DD_VERSION_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = FORMATION
  MINIMUM_LENGTH = 10
  MAXIMUM_LENGTH = 11
  DESCRIPTION = "
     This element identifies the version of a PDS dictionary.
     Current PDS practice is to identify a data dictionary with
     the identifier used for the PDS Catalog build in which it
     resides, e.g., pdscat1r47, pdscat1r48, and so on.  This
     keyword will use the upper case representation of the
     catalog identifier, e.g., PDSCAT1R47, PDSCAT1R48, etc."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DECAL_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  DESCRIPTION = "
     The decal_name element describes the specific decalibration
     data file.  This element is used only in AMMOS-Magellan
     mission operations."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DECLINATION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
       The DECLINATION element provides the value of an angle on the
       celestial sphere, measured north from the celestial equator to the
       point in question.  (For points south of the celestial equator,
       negative values are used.)  DECLINATION is used in conjunction with
       the RIGHT_ASCENSION keyword to specify a point on the sky.
      
       To accurately specify a point on the sky, the following additional
       keywords are needed:
      
          COORDINATE_SYSTEM_ID - Specifies the reference system as B1950 or
          J2000.
      
          EQUINOX_EPOCH - Specifies the epoch of equinox in decimal years.
      
       For a complete discussion of right ascension, declination, epoch, and
       reference systems, see [SEIDELMANN1992]:
      
          Seidelmann, P.K., Ed., 'Explanatory Supplement to the Astronomical
          Almanac', University Science Books, Sausalito, California, 1992.
      
       To relate the specified values of right ascension and declination to
       an image, the following keyword is needed:
      
          RA_DEC_REF_PIXEL - A two-valued keyword to specify the reference
          pixel to which the RIGHT_ASCENSION and DECLINATION apply.
      
       An additional useful keyword for specifying the relation of
       declination and right_ascension to an image is:
      
          PIXEL_ANGULAR_SCALE - the angular scale of the image in arcseconds
          per pixel."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DEFINING_AUTHORITY_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The defining_authority_name element identifies the
     Control Authority Office (CAO) responsible for
     maintaining the definition of a particular SFDU format.
     CAOs are officially recognized by the Consultative
     Committee for Space Data Systems (CCSDS)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DELAYED_READOUT_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 2
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The delayed_readout_flag element provides an indication of whether or not
     an image had to remain stored on a CCD while some some other instrument
     function was taking place. Note: for Cassini, the delay in the image
     readout is due to the readout of the alternate camera image from the CCD."
  STANDARD_VALUE_SET = {
     "NO",
     "YES"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DELIMITING_PARAMETER_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The delimiting_parameter_name element provides the name of
     a parameter the values of which are used to establish the
     boundaries of a set of data.
     Example values:  FRAME IDENTIFICATION, LOCAL TIME, MAXIMUM
     LATITUDE."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DERIVED_FRESNEL_REFLECT_CORR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The derived_fresnel_reflect_corr element provides the
     value of the derived_fresnel_reflectivity correction factor
     for diffuse scattering which is a factor by which the
     derived_fresnel_reflectivity be multiplied by (but only if
     the derived_fresnel_reflectivity is set in alt_flag_group),
     to allow for the effect of small-scale surface roughness."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DERIVED_FRESNEL_REFLECTIVITY
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The derived_fresnel_reflectivity element provides the
     value of the bulk reflectivity of the surface material,
     averaged over the radar footprint, obtained by fitting the
     altimeter echo to a suite of theoretical templates derived
     from the Hagfors scattering model, but ignoring the effect
     of small-scale surface roughness."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DERIVED_IMAGE_TYPE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The DERIVED_IMAGE_TYPE element indicates how to interpret the pixel values
     in a derived image RDR (or colloquially, the type of the derived image
     itself). Values are defined as: IMAGE - Standard image, where pixels
     represent intensity. Note: This implies nothing about radiometric,
     geometric, or other corrections that may have been applied. XYZ_MAP -
     Pixels represent XYZ values (3 bands). X_MAP - Pixels represent the X
     component of an XYZ image. Y_MAP - Pixels represent the Y component of an
     XYZ image. Z_MAP - Pixels represent the Z component of an XYZ image.
     RANGE_MAP - Pixels represent a distance from the camera center.
     DISPARITY_MAP - Pixels represent line and sample disparity with respect to
     another image (2 bands). DISPARITY_LINE_MAP - Pixels represent line
     disparity only. DISPARITY_SAMPLE_MAP - Pixels represent sample disparity
     only."
  STANDARD_VALUE_SET = {
     "DISPARITY_LINE_MAP",
     "DISPARITY_MAP",
     "DISPARITY_SAMPLE_MAP",
     "IMAGE",
     "RANGE_MAP",
     "REACHABILITY_MAP",
     "ROUGHNESS_MAP",
     "UVW_MAP",
     "U_MAP",
     "V_MAP",
     "W_MAP",
     "XYZ_MAP",
     "X_MAP",
     "Y_MAP",
     "Z_MAP"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DERIVED_MAXIMUM
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The derived_maximum element indicates the largest value
     occurring in a given instance of the data object after the
     application of a scaling factor and/or offset."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DERIVED_MINIMUM
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The derived_minimum element indicates the smallest value
     occurring in a given instance of the data object after the
     application of a scaling factor and/or offset."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DERIVED_PLANETARY_RADIUS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The derived_planetary_radius element provides the value of
     the mean Venus radius for this radar footprint, obtained by
     subtracting (uncorrected_range_to_nadir -
     atmospheric_correct_to_range) from the length of the
     alt_spacecraft_position_vector element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DERIVED_PLANETARY_THRESH_RADI
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The derived_planetary_thresh_radi element provides the
     value of the threshold Venus radius for this radar
     footprint, obtained from the value of the
     derived_thresh_detector_index element, after correcting for
     atmospheric delay."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DERIVED_RMS_SURFACE_SLOPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The derived_rms_surface_slope element provides the value
     of the root mean square meter-scale surface slope, averaged
     over the radar footprint, obtained by fitting the altimeter
     echo to a suite of theoretical templates derived from the
     Hagfors scattering model."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DERIVED_THRESH_DETECTOR_INDEX
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The derived_thresh_detector_index element provides the
     value of the element in range_sharp_echo_profile that
     satisfies the altimeter threshold detection algorithm,
     representing the distance to the nearest object in this
     radar footprint in units of 33.2 meters, modulus a 10.02
     kilometer altimeter range ambiguity."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DESCRIPTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The description element provides a free-form,
     unlimited-length character string that represents or gives
     an account of something."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DETAILED_CATALOG_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The detailed_catalog_flag element is a yes-or-no flag
     which indicates whether additional information is available
     for this data set in a detailed-level catalog."
  STANDARD_VALUE_SET = {
     "N",
     "Y"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DETECTOR_ASPECT_RATIO
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The detector_aspect_ratio element provides the ratio of the
     horizontal to the vertical field of view of a detector."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DETECTOR_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The detector_desc element describes a detector utilized by
     an instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DETECTOR_ERASE_COUNT
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM = 0
  MAXIMUM = 15
  DESCRIPTION = "
     The DETECTOR_ERASE_COUNT element provides the number of
     times a detector has been flushed of data in raw counts."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DETECTOR_FIRST_LINE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM = 1
  MAXIMUM = 1024
  DESCRIPTION = "
     The DETECTOR_FIRST_LINE element indicates the starting row from the
     hardware, such as a charge-coupled device (CCD), that contains data."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DETECTOR_GROUPS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     Definition TBD."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DETECTOR_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The detector_id element identifies a particular instrument
     detector.
     The associated detector_desc element
     describes the detector."
  STANDARD_VALUE_SET = {
     "A",
     "AMBIENT_TEMPERATURE",
     "B",
     "C",
     "CH1",
     "CH2",
     "CH3",
     "CH4",
     "CH5",
     "CRS",
     "D",
     "GE_CID_62",
     "HFM1",
     "HFM2",
     "HFM3",
     "ISSN",
     "ISSW",
     "LECP",
     "LFM1",
     "LFM2",
     "LFM3",
     "N/A",
     "PRA_ANTENNA",
     "PRESSURE",
     "PVORADANT",
     "PWS_ANTENNA",
     "REFERENCE_TEMP",
     "RSSDETEB",
     "RSSDETSC",
     "SPECTROMETER_A",
     "SPECTROMETER_B",
     "SPECTROMETER_C",
     "SPECTROMETER_D",
     "THERMISTOR",
     "TIMS",
     "VISA",
     "VISB",
     "WIND_QUADRANT",
     "WIND_SPEED"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DETECTOR_LINES
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM = 1
  MAXIMUM = 1024
  DESCRIPTION = "
     The DETECTOR_LINES element indicates the number of rows extracted from
     the hardware, such as a charge-coupled device (CCD), that contain data."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DETECTOR_PIXEL_HEIGHT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MICRON
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The detector_pixel_height element provides the height of a pixel in the
     CCD sensor measured in microns."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DETECTOR_PIXEL_WIDTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MICRON
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The detector_pixel_width element provides the width of a pixel in the
     Charge-Coupled Device (CCD) sensor measured in microns."
  STANDARD_VALUE_SET = {
     "DS",
     "DSIM",
     "DSIMNS",
     "DSNS",
     "IM",
     "IMNS",
     "NONE",
     "NS"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DETECTOR_TEMPERATURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = K
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The DETECTOR_TEMPERATURE is the temperature that the instrument
     (detector) operated at while a measurement was made. The importance for
     Viking Lander is that the radiometric calibration is slightly dependent
     on detector temperature."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DETECTOR_TO_IMAGE_ROTATION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The DETECTOR_TO_IMAGE_ROTATION element provides the clockwise rotation,
     in degrees, that was applied to an image along its optical path through
     an instrument, from detector to final image orientation."
  STANDARD_VALUE_SET = {
     "0.0",
     "180.0",
     "270.0",
     "90.0"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DETECTOR_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The detector_type element identifies the type of an
     instrument's detector.
     Example values: SI CCD, INSB, GE, VIDICON, PHOTODIODE."
  STANDARD_VALUE_SET = {
     "ANTENNA",
     "CHARGE_INJECTION_DEV",
     "DIPOLE_ANTENNA",
     "FARADAY_CUP",
     "HG:GE",
     "HOT-FILM_ANEMOMETER",
     "LINE_ARRAY",
     "MCT",
     "MONOPOLE_PR_ANTENNA",
     "N/A",
     "PBS",
     "PBSE",
     "RESIST_THERMOMETER",
     "RING_CORE",
     "SOLID_STATE",
     "THERMISTOR",
     "THERMOCOUPLE",
     "THERMOPILE_ARRAY",
     "VARIABLE_RELUCTANCE",
     "VIDICON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DETECTORS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The detectors element provides the number of detectors of a
     specified type contained in the subject instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DIFFRACTION_CORRECTED_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
      The diffraction_corrected_flag element is a yes-or-no flag
     that indicates whether a ring occultation data product has
     been corrected for diffraction.  In general, it equals 'N'
     for stellar occultation but data may equal 'Y' or 'N' for
     radio occultation data, depending on the processing.  If
     the data product has been corrected for diffraction, then
     the radres element specifies the processing
     resolution."
  STANDARD_VALUE_SET = {
     "N",
     "Y"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DISCIPLINE_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The discipline_desc element describes the discipline
     identified by the discipline_name element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DISCIPLINE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The discipline_name element identifies the major academic
     or scientific domain or specialty of interest to an
     individual or to a PDS Node."
  STANDARD_VALUE_SET = {
     "ATMOSPHERES",
     "GEOSCIENCES",
     "IMAGE PROCESSING",
     "IMAGING SPECTROSCOPY",
     "NAVIGATION ANCILLARY INFORMATION FACILITY",
     "PLASMA INTERACTIONS",
     "RADIOMETRY",
     "RINGS",
     "SMALL BODIES"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DISPERSION_MODE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 3
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The DISPERSION_MODE_ID element describes the dispersion mode selected
     for a spectrograph.
     Note:  For the International Ultraviolet Explorer (IUE)
     spacecraft, the spectrographs can operate in a low (2.64
     Angstrom/pix for Long-Wavelength Primary (LWP) and 1.67 A/pix for
     Short-Wavelength Primary (SWP)) or high (7.22 km/sec/pix for LWP and
     7.70 km/sec/pix for SWP) dispersion mode."
  STANDARD_VALUE_SET = {
     "HIGH",
     "LOW"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DISPLAY_FORMAT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The display_format element provides display format
     information to software that formats data to an output
     device.  Valid format types include DATE(x) where X is the
     number of digits in a date.  Usually DATE(6) (YYYY-MM) or
     DATE(8) (YYYY-MM-DD).  TIME(X) where X is the number of
     digits in a time statement.  This is usually represented as
     TIME(6) (HH:MM:SS) or TIME(4) (HH:MM)>  DATETIME is used
     for UTC system format date-times (MM-DD-YYYYTHH:MM:SS.HHH). JUSTLEFT is
     used for left-justified character strings, and JUSTRIGHT is
     used for right justification.  DIGIT(X) is used where X is
     the number of digits in an integer, so 897 would be
     DIGIT(3).  SCI(X,Y) is used where X is the number of
     significant digits before the decimal in scientific
     notation, and Y is the number following the decimal, so
     1.293E-2 would be SCI(1,3).  FLOAT(X) is used where X is the
     total number of digits in a floating point number, so
     33.018746 would be FLOAT(8).  USDOLLAR is used for monetary
     amounts in the indicated currency, PHONE is used for
     telephone numbers, and FTSPHONE is used for seven-digit
     numbers in the Federal Telephone System."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DISTRIBUTION_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The DISTRIBUTION_TYPE element identifies the type or
     category of a data product within a data set release."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DOCUMENT_FORMAT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The document_format element represents the manner in which
     documents are stored, such as TEX, POSTSCRIPT, TIFF, etc.
     Version numbers for these formats should be included when
     appropriate, such as 'WORDPERFECT 5.0'."
  STANDARD_VALUE_SET = {
     "ADOBE PDF",
     "ENCAPSULATED POSTSCRIPT",
     "GIF",
     "HTML",
     "JPG",
     "LATEX",
     "MICROSOFT WORD",
     "PNG",
     "POSTSCRIPT",
     "RICH TEXT",
     "TEXT",
     "TIFF"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DOCUMENT_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MAXIMUM_LENGTH = 120
  DESCRIPTION = "
     The document_name element provides the name of a document."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DOCUMENT_TOPIC_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The document_topic_type element is a keyword which
     identifies the major topic of a reference document."
  STANDARD_VALUE_SET = {
     "ARCHIVE VOLUME SIS",
     "ASTEROID INFORMATION",
     "ASTEROID POLE POSITIONS",
     "ASTEROID REFLECTANCE SPECTRA",
     "BROWSE IMAGE",
     "CALIBRATION DESCRIPTION",
     "CALIBRATION REPORT",
     "CARTOGRAPHY",
     "COMET HALLEY",
     "COMETS",
     "CRS DOCUMENTATION",
     "CRS NEPTUNE ANALYSIS",
     "CRS NEPTUNE REPORT",
     "CRS URANUS ANALYSIS",
     "CRS URANUS REPORT",
     "CURRENTS IN SATURN'S MAGNETOSPHERE",
     "DATA ANALYSIS",
     "DATA PRODUCT SIS",
     "DATA RECOVERY TECHNIQUES AND ANALYSIS",
     "DATA SET DERIVATION AND INTERPRETATIONS",
     "DATA SET DESCRIPTION",
     "DATA SET DESCRIPTION, DERIVATION TECHNIQUE, AND ANALYSIS",
     "DATA SET DESCRIPTION, DERIVATION, AND INTERPRETATIONS",
     "DATA USER REQUIREMENTS",
     "DERIVATION AND ANALYSIS TECHNIQUES",
     "ENERGETIC PARTICLES AT JUPITER",
     "ENERGETIC PARTICLES AT NEPTUNE",
     "ENERGETIC PARTICLES AT URANUS",
     "EXPERIMENT RESULTS",
     "FUNCTIONAL REQUIREMENTS DOCUMENT",
     "GEOLOGY",
     "GEOLOGY OF VENUS",
     "GRSFE",
     "HTML NAVIGATION",
     "IHW LSPN ATLAS",
     "IHW STUDY",
     "IMAGE PROCESSING",
     "INITIAL EXPERIMENT RESULTS",
     "INSTRUMENT AND DATA SET DESCRIPTION",
     "INSTRUMENT DESCRIPTION",
     "INSTRUMENT DESCRIPTION AND EXPERIMENT OBJECTIVES SUMMARY",
     "INSTRUMENT DESCRIPTION AND MEASUREMENT TECHNIQUE",
     "IONOSPHERE OF VENUS",
     "JOVIAN MAGNETOTAIL AND CURRENT SHEET",
     "JPL INTEROFFICE MEMORANDUM",
     "JUPITER ELECTRONS",
     "JUPITER IONS",
     "LECP DOCUMENTATION",
     "LECP JUPITER DOCUMENTATION",
     "LECP SATURN DOCUMENTATION",
     "LECP URANUS DOCUMENTATION",
     "LUNAR RADAR DATA",
     "MAGELLAN PROJECT DOCUMENT",
     "MAGNETIC FIELD AND PLASMA FLOW IN JUPITER MAGNETOSHEATH",
     "MAGNETIC FIELD AT NEPTUNE",
     "MAGNETIC FIELD CURRENT STRUCTURES MAGNETOSPHERE URANUS",
     "MAGNETIC FIELD EXPERIMENT FOR VOYAGER 1 AND 2",
     "MAGNETIC FIELD NEPTUNE",
     "MAGNETIC FIELD STUDIES AT JUPITER BY VOYAGER 1",
     "MAGNETIC FIELD STUDIES AT JUPITER BY VOYAGER 2",
     "MAGNETIC FIELD STUDIES URANUS",
     "MAGNETIC FIELD STUDIES VOYAGER 1 AT SATURN PRELIMINARY",
     "MAGNETIC FIELD STUDIES VOYAGER 2 SATURN PRELIMINARY",
     "MAGNETIC FIELD URANUS",
     "MAGNETOMETRY",
     "MAGNETOTAIL URANUS",
     "MANUAL",
     "MAPPING DESCRIPTION AND RESULTS",
     "MARS GRAVITY",
     "MARS RADAR DATA",
     "MERCURY RADAR DATA",
     "MISSION DESCRIPTION",
     "MISSION DESCRIPTION AND INSTRUMENT OVERVIEW",
     "MISSION RESULTS",
     "MISSION SCIENCE",
     "MODELING JOVIAN CURRENT SHEET AND INNER MAGNETOSPHERE",
     "MULTISPECTRAL SCANNER",
     "N/A",
     "NEAR EARTH ASTEROIDS",
     "NEPTUNE PLASMA - ELECTRON OBSERVATIONS",
     "NEPTUNE PLASMA - INITIAL RESULTS",
     "NEPTUNE PLASMA - LOW ENERGY",
     "NEPTUNE PLASMA - LOW ENERGY IONS",
     "NEPTUNE PLASMA - PLASMA MANTLE",
     "OPERATING MANUAL",
     "OPERATIONS REPORT",
     "OPTICAL ENGINEERING",
     "ORIGIN OF PLANETARY MAGNETIC FIELDS",
     "PHYSICS OF JOVIAN MAGNETOSPHERE COORDINATE SYSTEMS",
     "PLANETARY ATMOSPHERES",
     "PLANETARY MAPPING",
     "PLS INSTRUMENT DESCRIPTION",
     "PROCEEDINGS",
     "PROJECT FINAL REPORT",
     "PROJECT SUMMARY",
     "RADAR AND GRAVITY DATA",
     "RADAR ASTRONOMY",
     "RADAR GEOLOGY",
     "RADAR IMAGING",
     "REFLECTANCE",
     "REMOTE SENSING",
     "REMOTE SENSING BOTANY",
     "SATURN ELECTRONS",
     "SATURN IONS",
     "SCIENCE REPORT",
     "SENSOR CALIBRATION",
     "SOFTWARE DESCRIPTION",
     "SOFTWARE INTERFACE SPECIFICATION",
     "SPACECRAFT DESCRIPTION",
     "SPACECRAFT DESIGN",
     "STRUCTURE DYNAMICS SATURN'S OUTER MAGNETOSPHERE BOUNDARY",
     "SURFACE WAVES URANUS MAGNETOPAUSE",
     "URANUS ELECTRONS",
     "URANUS IONS",
     "USER'S GUIDE",
     "VENUS GRAVITY",
     "VENUS LIGHTNING",
     "VENUS RADAR DATA",
     "VG1 PWS JUPITER OVERVIEW",
     "VG1 PWS SATURN OVERVIEW",
     "VG2 PRA NEPTUNE OVERVIEW",
     "VG2 PRA URANUS OVERVIEW",
     "VG2 PWS JUPITER OVERVIEW",
     "VG2 PWS NEPTUNE OVERVIEW",
     "VG2 PWS SATURN OVERVIEW",
     "VG2 PWS URANUS OVERVIEW",
     "VOLUME CONTENTS",
     "VOYAGER  AT URANUS",
     "VOYAGER 2 AT URANUS",
     "VOYAGER AT SATURN",
     "VOYAGER MEASUREMENT ROTATION PERIOD SATURN MAGNETIC FIELD",
     "Z3 ZONAL HARMONIC MODEL SATURN'S MAGNETIC FIELD ANALYSIS"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DOWNLOAD_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The download_id element is the unique mission identifier
     used to indicate a download of the spacecraft's onboard
     digital data storage unit."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DOWNLOAD_PRIORITY
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM = 0
  MAXIMUM = 100
  DESCRIPTION = "
     The DOWNLOAD_PRIORITY element specifies which
     data to download based on order of importance."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DOWNLOAD_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The download_type element specifies which data to download.
     Note: For MPF, this specified any or all of: image data (IM),
     dark current strip (DS), and null pixel data (NS)."
  STANDARD_VALUE_SET = {
     "DS",
     "DSIM",
     "DSIMNS",
     "DSNS",
     "IM",
     "IMNS",
     "NONE",
     "NS"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DOWNSAMPLE_METHOD
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The DOWNSAMPLE_METHOD element indicates whether or
     not hardware downsampling was applied to an image."
  STANDARD_VALUE_SET = {
     "BOTH",
     "HARDWARE",
     "NONE",
     "SOFTWARE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DOWNTRACK_SUMMING
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 127
  DESCRIPTION = "
     The downtrack_summing element provides the number of detector pixel
     values in the downtrack direction that have been averaged to produce
     the final output pixel."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DSN_SPACECRAFT_NUM
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM = 0
  DESCRIPTION = "
     The dsn_spacecraft_num element identifies the unique Deep
     Space Network identification number for a spacecraft or
     other data source/sink from which a product came or to which
     the product is to be sent."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DSN_STATION_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The dsn_station_num identifies the deep space network
     station number through which data were received or to
     which commands are to be sent."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = DUST_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The DUST_FLAG parameter indicates whether a dust sequence was executed
     in association with an image or observation."
  STANDARD_VALUE_SET = {
     "FALSE",
     "TRUE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EARLY_IMAGE_RETURN_FLAG
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The EARLY_IMAGE_RETURN_FLAG element indicates the
     deferral of on-board post processing of the image
     and the returns the image early to an onboard client."
  STANDARD_VALUE_SET = {
     "FALSE",
     "TRUE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EARLY_PIXEL_SCALE_FLAG
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The EARLY_PIXEL_SCALE_FLAG element indicates the scaling of
     pixels. If TRUE, pixels are scaled early (from 12 to 8 bits)."
  STANDARD_VALUE_SET = {
     "FALSE",
     "TRUE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EARTH_BASE_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The earth_base_desc element describes the earth base
     from which particular instrument measurements where taken.
     An earth base can be a laboratory, observatory, etc., and is
     identified by the earth_base_id element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EARTH_BASE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 6
  DESCRIPTION = "
     The earth_base_id element provides a unique identifier for
     the laboratory, observatory, or other location of an
     earth-based instrument."
  STANDARD_VALUE_SET = {
     "C154",
     "GSR",
     "KP36",
     "KP50",
     "KP84",
     "LO72",
     "MK88",
     "PGD",
     "S229"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EARTH_BASE_INSTITUTION_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The earth_base_institution_name element identifies a
     university, research center, NASA center or other
     institution associated with a laboratory or observatory."
  STANDARD_VALUE_SET = {
     "HAWAII INSTITUTE OF GEOPHYSICS",
     "INTERNATIONAL HALLEY WATCH",
     "JET PROPULSION LABORATORY",
     "KITT PEAK NATIONAL OBSERVATORY",
     "LOWELL OBSERVATORY",
     "MASSACHUSETTS INSTITUTE OF TECHNOLOGY",
     "MAUNA KEA OBSERVATORY",
     "MIT",
     "N/A",
     "NASA AMES RESEARCH CENTER",
     "NATIONAL ASTRONOMY AND IONOSPHERIC CENTER",
     "UNITED STATES GEOPHYSICAL SURVEY",
     "UNITED STATES GEOPHYSICAL SURVEY, RESTON",
     "UNIVERSITY OF ARIZONA"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EARTH_BASE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The earth_base_name element identifies the name of the
     laboratory, observatory, or other location of a earth-based
     instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EARTH_RECEIVED_START_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
      The earth_received_start_time element provides the
     beginning time at which telemetry was received during a
     time period of interest.  This should be represented in UTC
     system format. See also earth_received_time."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EARTH_RECEIVED_STOP_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
      The earth_received_stop_time element provides the ending
     time for receiving telemetry  during a time period of
     interest.  This should be represented in the UTC system format. See
     also earth_received_time."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EARTH_RECEIVED_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The earth_received_time element provides the time at which
     telemetry was received on earth. This should be
     represented in the UTC system format.  For real time
     data, the difference between this time and the
     spacecraft_event_time is the signal travel time from the
     spacecraft to earth.
     Formation rule: YYYY-MM-DDThh:mm:ss[.fff]"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EARTH_TARGET_POSITION_VECTOR
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The EARTH_TARGET_POSITION_VECTOR element indicates the
     x-, y-, z- components of the position vector from the Earth
     to the target, expressed in J2000 coordinates, and corrected
     for light time, evaluated at the epoch at which the image was
     taken."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EARTH_TARGET_VELOCITY_VECTOR
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'KM/S'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The EARTH_TARGET_VELOCITY_VECTOR element indicates the
     x-, y-, z- components of the velocity vector of the Earth
     relative to the target, expressed in J2000 coordinates,
     and corrected for light time, evaluated at the epoch at
     which the image was taken."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EASTERNMOST_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -180
  MAXIMUM = 360
  DESCRIPTION = "
     The following definitions describe easternmost longitude for the
     body-fixed, rotating coordinate systems:
      
     For Planetocentric coordinates and for Planetographic coordinates in
     which longitude increases toward the east, the easternmost (rightmost)
     longitude of a spatial area (e.g.,a map, mosaic, bin,feature or region)
     is the maximum numercial value of longitude unless it crosses the
     Prime Meridian.
      
     For Planetographic coordinates in which longitude increases toward the
     west, the easternmost (rightmost) longitude of a spatial area (e.g., a
     map,mosaic, bin, feature or region) is the minimum numerical value
     of longitude unless it crosses the Prime Meridian.
      
     For the Earth, Moon and Sun, PDS also supports the traditional use of
     the range (-180,180) in which case the easternmost (rightmost) longitude
     is the maximum numerical value of longitude unless it crosses 180."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EDIT_MODE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The edit_mode_id element indicates the amount of data read
     from an imaging instrument's vidicon. '1:1' indicates the
     full-resolution of the vidicon. Example values: (Voyager)
     3:4, 1:2, 1:3, 1:5, and 1:1."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EDIT_ROUTINE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The edit_routine_name element provides the name of a edit
     routine name that the catalog bulk loading software should
      execute during any validation procedures."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EDR_FILE_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM = 1
  MAXIMUM = 100
  DESCRIPTION = "
     The EDR_FILE_NUMBER element provides the file position of
     the data file when it was originally recorded on an
     Experiment Data Record tape."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EDR_SOFTWARE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The edr_software_name element identifies the name and
     version of the Clementine Mission software that generated
     the EDR products."
  STANDARD_VALUE_SET = {
     "NRL-ACT-MGRAB"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EDR_TAPE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 7
  DESCRIPTION = "
     The EDR_TAPE_ID element indicates the volume identifier of
     the Experiment Data Record tape on which the data file was
     originally recorded."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EFFECTIVE_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The effective_time is an alias for start_time used by AMMOS-
     MGN ephemeris files to define the time at which the data
     takes effect."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ELECTRONIC_MAIL_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The electronic_mail_id element provides an individual's
     mailbox name on the electronic mail system identified by
     the electronic_mail_type element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ELECTRONIC_MAIL_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The electronic_mail_type element identifies an electronic
     mail system by name.
     Example values: TELEMAIL, NSI/DECNET."
  STANDARD_VALUE_SET = {
     "ARPANET",
     "BITNET",
     "DECNET",
     "E-MAIL",
     "GSFC",
     "INTERNAT",
     "INTERNET",
     "JEMS",
     "MAIL (GTE TELENET)",
     "N/A",
     "NASAMAIL",
     "NSFNET",
     "NSI/DECNET",
     "SPAN/NSI",
     "TCP/IP",
     "TELEMAIL",
     "UNK"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ELECTRONICS_BIAS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 255
  DESCRIPTION = "
     The electronics_bias element provides the commanded electronics bias value
     that is used to ensure that all digital number (DN) values in the data are
     greater than zero."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ELECTRONICS_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The electronics_desc element describes the
     electronics associated with a given instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ELECTRONICS_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The electronics_id element identifies the electronics
     associated with a given instrument."
  STANDARD_VALUE_SET = {
     "ASAS",
     "AVIR",
     "CRS",
     "IRS",
     "IRTM",
     "ISSN",
     "ISSW",
     "LECP",
     "MAWD",
     "MEA",
     "N/A",
     "P",
     "PLS",
     "PRA",
     "PVORADCTL",
     "PWS",
     "RDRS",
     "RSSELECEB",
     "RSSELECSC",
     "S",
     "TIMS",
     "VISA",
     "VISB"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ELEVATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     The elevation element provides the angular elevation of a
     point of interest (for example, the center point of an
     image of a solar system object taken from a lander or a
     rover) above the azimuthal reference plane.
     Elevation is measured in a spherical coordinate system.
     The zero elevation point lies in the azimuthal reference
     plane and positive elevation is measured toward the
     positive direction of the principal axis of the spherical
     coordinate system.  See azimuth."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ELEVATION_FOV
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The elevation_fov element provides the angular measure of the vertical
     field of view of an imaged scene.
     Note: For MPF, 'vertical' is measured along the ZIMP axis of the
     IMP coordinate system."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ELEVATION_MOTOR_CLICKS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The elevation_motor_clicks element provides the number of motor step
     counts an instrument or other mechanism rotated in the vertical
     direction from the low hard stop.
     Note: For MPF, each step count corresponded to 0.553 degrees.
     The valid range was 0 to 1023."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EMECL_SC_QUATERNION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -1
  MAXIMUM = 1
  DESCRIPTION = "
     The EMECL_SC_QUATERNION element defines a normalized quaternion of rotation
     of the form:
      
       Q = (cos(T/2), sin(T/2)*u[1], sin(T/2*u[2]), sin(T/2)*u[3])
      
     where  T  is the angle of rotation from the Earth Mean Ecliptic J2000
               coordinate system centered on the spacecraft to the nominal
               spacecraft pointing direction; and
            u  is the unit vector in the spacecraft pointing direction.
      
     A quaternion is a normalized four-component parameterization of a direction
     cosine matrix given in terms of Euler-symmetric parameters.  There are
     always four, and only four components to a quaternion.  One of the
     components is designated as the scalar (the first in this case), while
     the remaining three are vector components."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EMISSION_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 180
  DESCRIPTION = "
     The emission_angle element provides the value of the angle
     between the surface normal vector at the intercept point
     and a vector from the intercept point to the spacecraft.
     The emission_angle varies from 0 degrees when the
     spacecraft is viewing the subspacecraft point (nadir
     viewing) to 90 degrees when the intercept is tangent to the
     surface of the target body. Thus, higher values of
     emission_angle indicate more oblique viewing of the target.
     Values in the range of 90 to 180 degrees are possible for
     ring data."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ENCODING_COMPRESSION_RATIO
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The encoding_compression_ratio element specifies the
     compression factor of the data."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ENCODING_MAX_COMPRESSION_RATIO
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 999
  DESCRIPTION = "
      The encoding_max_compression_ratio element provides the maximum
     compression ratio applied to the data on board the spacecraft.  For
     Galileo, this keyword is valid only for Integer Cosine Transform (ICT)
     or Huffman compression. If the image is compressed with ICT this value
     is the ICT Maximum Compression Ratio, otherwise it is the Huffman
     Maximum Compression Ratio."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ENCODING_MIN_COMPRESSION_RATIO
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 999
  DESCRIPTION = "
      The encoding_min_compression_ratio element provides the minimum
     compression ratio applied to the data on board the spacecraft. For
     Galileo, valid only for Integer Cosine Transform (ICT) or Huffman
     compression. If the image is compressed with ICT this value is the ICT
     Minimum Compression Ratio, otherwise it is the Huffman Minimum
     Compression Ratio."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ENCODING_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The ENCODING_TYPE element indicates the type of
     compression or encryption used for data storage.
     cf. inst_cmprs_name."
  STANDARD_VALUE_SET = {
     "CLEM-JPEG-0",
     "CLEM-JPEG-0 DECOMPRESSED",
     "CLEM-JPEG-1",
     "CLEM-JPEG-1 DECOMPRESSED",
     "CLEM-JPEG-2",
     "CLEM-JPEG-2 DECOMPRESSED",
     "CLEM-JPEG-3",
     "CLEM-JPEG-3 DECOMPRESSED",
     "DECOMPRESSED",
     "GIF87A",
     "GIF89A",
     "HUFFMAN FIRST DIFFERENCE",
     "JP2",
     "N/A",
     "PDF-ADOBE-1.1",
     "PNG",
     "PREVIOUS PIXEL",
     "PS-ADOBE-1.0",
     "PS-ADOBE-2.0",
     "PS-ADOBE-3.0",
     "RICE",
     "RUN LENGTH",
     "ZIP"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ENCODING_TYPE_VERSION_NAME
  STATUS_TYPE = PROPOSED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The ENCODING_TYPE_VERSION_NAME element indicates
     the version of a standard or specification with
     which a particular ENCODING_TYPE complies."
  STANDARD_VALUE_SET = {
     "ISO/IEC15444-1:2004"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ENTROPY
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'B/PIXEL'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 8
  DESCRIPTION = "
     The ENTROPY element identifies the average entropy level
     (bits/pixel).  Entropy is a measure of scene activity and
     it applies to the entire image.
     Note: For the Galileo SSI flight images the entropy
     is defined as: H = - SUM (from j= -255 to j= +255)
     p(j) [log(2) p(j)] where p(j) is the probability
     that two horizontally adjacent pixels have a
     different j, where - 255 <j < 255."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EPHEMERIS_LATITUDE_CORRECTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The ephemeris_latitude_correction (VBF85) element provides
     the value of the correction applied to the footprint
     latitude value by the post-fitting MGMORB phase of the
     altimetry and radiometry reduction program."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EPHEMERIS_LONGITUDE_CORRECTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The ephemeris_longitude_correction (VBF85) element
     provides the value of the correction applied to the
     footprint longitude value by the post-fitting MGMORB phase
     of the altimetry and radiometry reduction program."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EPHEMERIS_RADIUS_CORRECTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The ephemeris_radius_correction element provides the value
     of the correction applied to the length of the
     alt_spacecraft_position_vector element by the post-fitting
     MGMORB phase of the altimetry and radiometry reduction
     program."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EQUATORIAL_RADIUS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 100000
  DESCRIPTION = "
     The equatorial_radius element provides the average radius in
     the equatorial plane of the best fit spheroid which
     approximates the target body."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EQUINOX_EPOCH
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
       The EQUINOX_EPOCH keyword specifies the epoch of equinox in
       decimal years for the right ascension and declination, as
       given in the associated RIGHT_ASCENSION and DECLINATION keywords.
      
       Use the COORDINATE_SYSTEM_ID keyword to specify the reference system
       (B1950 or J2000).
      
       For a complete discussion of right ascension, declination, epoch, and
       reference system, see [SEIDELMANN1992]:
      
          Seidelmann, P.K., Ed., 'Explanatory Supplement to the Astronomical
          Almanac', University Science Books, Sausalito, California, 1992."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ERROR_CONDITION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 8
  DESCRIPTION = "
     The ERROR_CONDITION element identifies which fault protection
     conditions to ignore. Valid values for the MER RAT are NONE,
     CONTACT1, CONTACT2, and BOTH."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ERROR_MASK
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The element ERROR_MASK indicates the
     fault protection conditions to ignore."
  STANDARD_VALUE_SET = {
     "BOTH",
     "CONTACT1",
     "CONTACT2",
     "NONE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ERROR_PIXELS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The error_pixels element provides the number of pixels that are outside
     a valid DN range, after all decompression and post decompression
     processing has been completed."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ERROR_STATE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The element ERROR_STATE element indicates
     RAT error conditions that occurred."
  STANDARD_VALUE_SET = {
     "ANOMALY_REPORT",
     "BUSY_REV",
     "BUSY_ROT",
     "BUSY_Z",
     "CONTACT_CHANGE",
     "DCFPGA_PWR",
     "DCFPGA_SEU",
     "DISABLED_REV",
     "DISABLED_ROT",
     "ENC_DISABLED_Z",
     "GRIN",
     "INITIAL_CONTACT",
     "MOT_DISABLED_Z",
     "POS_UNKNOWN_Z",
     "RETRACT_Z",
     "SEEK_SCAN_FAIL",
     "TIMEOUT_REV",
     "TIMEOUT_ROT",
     "TIMEOUT_Z"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EVENT_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The event_name element identifies an event.  This may be a
     spacecraft event, a ground_based event or a system event."
  STANDARD_VALUE_SET = {
     "N/A",
     "VOYAGER 1 JUPITER BOWSHOCK CROSSING",
     "VOYAGER 1 JUPITER MAGNETOPAUSE CROSSING",
     "VOYAGER 2 JUPITER BOWSHOCK CROSSING",
     "VOYAGER 2 JUPITER MAGNETOPAUSE CROSSING",
     "VOYAGER 2 JUPITER PLASMA SHEET CROSSING"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EVENT_START_HOUR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The event_start_hour element provides the date and hour of
     the beginning of an event (whether a spacecraft event, a
     ground based event or a system event) in the PDS standard
     (UTC system) format.  The values associated with this element are
     derived from existing values of start_time and are
     used strictly for the PDS catalog performance enhancements."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EVENT_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The event_type element identifies the classification of an
     event.
     Example values:  MAGNETOPAUSE CROSSING, VOLCANIC ERUPTION,
     CLOSEST APPROACH."
  STANDARD_VALUE_SET = {
     "ALFVEN WING CROSSING",
     "BOWSHOCK CROSSING",
     "CLOSEST APPROACH",
     "CURRENT SHEET CROSSING",
     "FLUX TUBE CROSSING",
     "INTERPLANETARY SHOCK CROSSING",
     "L-SHELL CROSSING",
     "MAGNETOPAUSE CROSSING",
     "NEUTRAL SHEET CROSSING",
     "OCCULTATION",
     "PLASMA SHEET CROSSING"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EVENT_TYPE_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The event_type_desc element describes the type of
     event identified by the event_type element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EXPECTED_DATA_RECORDS
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM_LENGTH = NULL
  DESCRIPTION = "
     The EXPECTED_DATA_RECORDS element provides the total number of records a
     file should contain to constitute a complete data product, i.e., a data
     product without missing data."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EXPECTED_MAXIMUM
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The expected_maximum element provides the expected value of the maximum
     data element expressed as a percentage of the VALID_MAXIMUM value. Note:
     For Cassini, a two valued array is used where the first element of the
     array corresponds to the first element of the VALID_MAXIMUM value array.
     This is the minimum full well saturation component. Therefore, this value
     represents the ratio of the expected maximum digital number (DN) in the
     image to to the minimum full well saturation value in VALID_MAXIMUM. The
     second element of the array corresponds to the maximum DN saturation level
     component. Therefore, this value represents the ratio of the expected
     maximum DN in the image to the maximum DN saturation value in
     VALID_MAXIMUM."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EXPECTED_PACKETS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The expected_packets element provides the total number of telemetry
     packets which constitute a complete data product, i.e., a data product
     without missing data."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EXPERTISE_AREA_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The expertise_area_desc element describes a
     particular area of individual expertise."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EXPERTISE_AREA_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The expertise_area_type element identifies an
     individual's area of expertise.
     The corresponding expertise_area_desc element
     describes the area of expertise."
  STANDARD_VALUE_SET = {
     "ASTRONOMY",
     "COMPUTER ANALYST",
     "COMPUTER SCIENCE",
     "DATA ENGINEERING",
     "ENGINEERING",
     "GEOSCIENCE",
     "IMAGE PROCESSING",
     "LIBRARY SCIENCE",
     "MANAGEMENT",
     "N/A",
     "OPERATIONS",
     "SCIENCE",
     "SOFTWARE ENGINEERING",
     "SPACE SCIENCE",
     "SYSTEM ENGINEERING",
     "UNK"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EXPOSURE_COUNT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
      The exposure_count element provides the maximum number of exposures
     taken during a specified interval.  The value is dependent on exposure
     type."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EXPOSURE_DURATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MS
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The exposure_duration element provides the value of the
     time interval between the opening and closing of an instrument
     aperture (such as a camera shutter).
     Note: For MPF, the IMP camera does not have a shutter in the
     traditional sense, so this value is the integration time for
     manual and automatic exposures."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EXPOSURE_DURATION_COUNT
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM = 0
  MAXIMUM = 65535
  DESCRIPTION = "
     The EXPOSURE_DURATION_COUNT element provides the value, in raw counts, of
     the time interval between the opening and closing of an instrument aperture
     (such as a camera shutter). This is a raw value taken directly from
     telemetry, as opposed to EXPOSURE_DURATION, which has been converted to
     engineering units.
      
     For MER, one count is equivalent to 5.1 ms."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EXPOSURE_OFFSET_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The exposure_offset_flag element indicates the
     (instrument_dependent) mode of the offset state of a
     camera.
     Offset is a constant value which is added to an
     instrument's output signal to increase or decrease the
     level of that output."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EXPOSURE_OFFSET_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MS
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The exposure_offset_number element provides the value of a
     numerical constant which was added to the exposure duration
     for a given imaging instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EXPOSURE_SCALE_FACTOR
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = DOUBLE
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The EXPOSURE_SCALE_FACTOR element is a multiplier to the exposure time."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EXPOSURE_TABLE_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The EXPOSURE_TABLE_INDEX element is used
     for setting the exposure count value."
  STANDARD_VALUE_SET = {
     "EDL",
     "FHAZCAM_L",
     "FHAZCAM_R",
     "MI_CLOSED",
     "MI_OPEN",
     "NAVCAM_L",
     "NAVCAM_R",
     "NONE",
     "PANCAM_L1",
     "PANCAM_L2",
     "PANCAM_L3",
     "PANCAM_L4",
     "PANCAM_L5",
     "PANCAM_L6",
     "PANCAM_L7",
     "PANCAM_L8",
     "PANCAM_R1",
     "PANCAM_R2",
     "PANCAM_R3",
     "PANCAM_R4",
     "PANCAM_R5",
     "PANCAM_R6",
     "PANCAM_R7",
     "PANCAM_R8",
     "RHAZCAM_L",
     "RHAZCAM_R"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EXPOSURE_TBL_UPDATE_FLAG
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The EXPOSURE_TBL_UPDATE_FLAG element indicates
     whether or not an exposure table entry was updated."
  STANDARD_VALUE_SET = {
     "FALSE",
     "TRUE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = EXPOSURE_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 15
  DESCRIPTION = "
     The EXPOSURE_TYPE element indicates the exposure setting on
     a camera.
     For MPF, the auto and incremental exposures iterate off a starting
     value to determine the exposure time. For auto exposures, the
     value is preset. Incremental exposures start with the exposure
     time of the previous exposure. Manual exposure is a single exposure
     with a set exposure time. Pre-timed exposure uses the very last
     exposure time used, regardless of the type of exposure that it was.
     No exposure indicates that the command moves only the camera and
     doesn't take an exposure."
  STANDARD_VALUE_SET = {
     "AUTO",
     "EXTENDED",
     "INCREMENTAL",
     "MANUAL",
     "NONE",
     "NORMAL",
     "PRETIMED",
     "REUSE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FACILITY_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
      
     The facility_name element identifies a department,
     laboratory, or subsystem that exists within an institution."
  STANDARD_VALUE_SET = {
     "APPLIED COHERENT TECHNOLOGY CORPORATION",
     "APPLIED PHYSICS LAB",
     "ATMOSPHERES NODE",
     "BRANCH OF ASTROGEOLOGY",
     "CASSINI IMAGING CENTRAL LABORATORY FOR OPERATIONS",
     "CENTER FOR SPACE RESEARCH",
     "DEPARTMENT OF ASTRONOMY",
     "DEPARTMENT OF ATMOSPHERIC SCIENCES",
     "EARTH AND PLANETARY REMOTE SENSING LABORATORY",
     "GEOPHYSICS AND PLANETARY PHYSICS",
     "HERZBERG INSTITUTE OF ASTROPHYSICS",
     "KOSMOCHEMIE",
     "LABORATORY FOR TERRESTRIAL PHYSICS",
     "LUNAR AND PLANETARY LABORATORY",
     "MARS SPACE FLIGHT FACILITY",
     "MGS RS REMOTE MISSION SUPPORT AREA",
     "MULTIMISSION IMAGE PROCESSING SUBSYSTEM",
     "NAVIGATION ANCILLARY INFORMATION FACILITY",
     "PDS DATA DISTRIBUTION LABORATORY",
     "PDS GEOSCIENCES NODE",
     "PLANETARY DATA SYSTEM",
     "RADIO SCIENCE SYSTEMS GROUP",
     "SETI INSTITUTE",
     "SPACE SCIENCE LABORATORY",
     "TES OPERATIONS FACILITY",
     "THE BLACKETT LABORATORY",
     "VEX RS STANFORD UNIVERSITY ELEMENT"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FAST_HK_ITEM_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 16
  DESCRIPTION = "
     The fast_hk_item_name element provides the names of the houskeeping items
     which were collected.  Fast housekeeping is a partial gathering of the
     available engineering data values, or items, that pertain to and describe
     the condition of the instrument itself. Note: For Cassini, up to four items
     can be collected, via fast housekeeping, and stored in the band suffix, or
     backplane, of the spectral cube. The fast housekeeping value will always
     supercede the slow housekeeping value, if present. If fast housekeeping is
     not used, this item will not be present in the label."
  STANDARD_VALUE_SET = {
     "IR_RD_SHLD_TMP_2",
     "IR_SPC_BDY_TMP_1",
     "ME_TEMP",
     "SPE_TEMP"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FAST_HK_PICKUP_RATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 64
  DESCRIPTION = "
     The fast_hk_pickup_rate element provides the rate at which fast
     housekeeping is collected. Fast housekeeping is a partial gathering of the
     available engineering data values, or items, that pertain to and describe
     the condition of the instrument itself. Note: For Cassini, this value (n)
     is stored in the band suffix, or backplane, of the spectral cube for the
     infrared channel. If (n) is set to zero, then housekeeping values will be
     collected at every pixel (i.e., every pixel of the backplane will have a
     value). If (n) is set from 1 to swath_length, then housekeeping values will
     be collected every nth line (i.e., only the first pixel of every nth line
     of the backplane will have a value). If no infrared housekeeping items were
     selected for the cube, then this keyword will not be present."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FAX_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
      The fax_number data element provides the area code and
     telephone number needed to transmit data to an individual
     or a node via facsimile machine."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FEATURE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The FEATURE_NAME element provides the International Astronomical Union
     (IAU) approved name of a feature on a solar system body.  A standard
     value list would be very large and could change frequently as new
     features are discovered, so the user of this keyword is refered to the
     USGS web site that maintains the IAU list:
      
     http://planetarynames.wr.usgs.gov/index.html
      
     Select the 'Alphabetical list of names' to find the approved names and
     the feature location."
  STANDARD_VALUE_SET = {
     "TBD (IAU GAZETTER)"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FEATURE_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The FEATURE_TYPE element identifies the type of a particular feature,
     defined according to International Astronomical Union (IAU) standards.
     A standard value list would be very large, and could change frequently
     as new features and types are discovered, so the user of this keyword
     is refered to the USGS web site that maintains the IAU list:
      
     http://planetarynames.wr.usgs.gov/append5.html"
  STANDARD_VALUE_SET = {
     "TBD_(IAU_GAZETTER)"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FEATURE_TYPE_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 128
  DESCRIPTION = "
     The FEATURE_TYPE_desc element provides the IAU standard definition for
     a particular FEATURE_TYPE.  The definitions may be found at the following
     web link:
      
     http://planetarynames.wr.usgs.gov/append5.html"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FIELD_DELIMITER
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 2
  DESCRIPTION = "
       The FIELD_DELIMITER indicates the single character used
       to separate variable-width FIELDs in a SPREADSHEET object.
       The field delimiter must be chosen from the set of standard values."
  STANDARD_VALUE_SET = {
     "COMMA",
     "SEMICOLON",
     "TAB",
     "VERTICAL_BAR"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FIELD_NUMBER
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
       The FIELD_NUMBER is the sequential number of the enclosing FIELD
       object within the current SPREADSHEET definition. FIELD objects
       should be numbered from the beginning of the record to the end."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FIELDS
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
       The FIELDS element is the number of FIELD objects defined
       within the enclosing SPREADSHEET object."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FILE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 120
  DESCRIPTION = "
     The file_name element provides the location independent name of a file.
     It excludes node or volume location, directory path names, and version
     specification.  To promote portability across multiple platforms, PDS
     requires the file_name to be limited to an 27-character basename, a full
     stop (. period), and a 3-character extension.  Valid characters include
     capital letters A - Z, numerals 0 - 9, and the underscore character (_)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FILE_RECORDS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The file_records element indicates the number of physical
     file records, including both label records and data
     records.
     Note:  In the PDS the use of file_records along
     with other file-related data elements is fully described in
     the Standards Reference."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FILE_SPECIFICATION_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 255
  DESCRIPTION = "
     The file_specification_name element provides the full name of a file,
     including a path name, relative to a PDS volume.  It excludes node or
     volume location.  Path names are limited to eight (8) directory levels,
     and are separated by the forward slash (/) character.  Each directory
     is limited to 8 characters chosen from the set {A-Z, 0-9,_}.  The path
     is followed by a valid file name.  See also:  file_name.
      
     Example values:
     TG15NXXX/TG15N1XX/TG15N12X/TG15N120.DAT
          EDR/C100611/E1006110.00A"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FILE_STATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 5
  MAXIMUM_LENGTH = 5
  DESCRIPTION = "
     The file_state element indicates whether a cube file possibly contains
     potentially corrupted data. Note: This keyword element is derived directly
     from the USGS' ISIS software keyword element of the same name. The
     following is a direct description of this keyword element from the ISIS
     software documentation. : 'The I/O for ISIS cube files and table files is
     buffered, i.e., part of the data for a file is held in memory and is not
     actually written to the file until the file is closed. This improves
     processing efficiency. However, when a new file is opened for creation or
     an existing file is opened for update (Read/Write) access, the file will
     not be properly closed if a system crash occurs or if the program is
     aborted (either due to a program malfunction or due to user action). This
     results in a possibility that the file contains corrupted data. When this
     happens, the FILE_STATE label keyword is set to 'DIRTY' and most ISIS
     applications normally refuse to process this potentially corrupted data.
      
     ISIS includes a keyword called FILE_STATE in every ISIS cube (qube), table,
     and Instrument Spectral Library (ISL) data file. This keyword will be set
     to either CLEAN or DIRTY. Each time the cube is opened this keyword will be
     checked. If the FILE_STATE is equal to CLEAN, then the program will
     continue on normally. However, if the FILE_STATE is DIRTY, then the
     application will halt with the appropriate error message.
      
     When a FILE_STATE becomes DIRTY, it indicates that something has gone wrong
     in a previously run application. ISIS will always set the FILE_STATE to
     DIRTY when the file is being opened for writing. If the application crashes
     and does not close the cube properly the FILE_STATE will remain DIRTY.
      
     However, this does not always mean the file is corrupt. To help restore a
     file from DIRTY to CLEAN, ISIS has an application called 'cleanlab'.
     'cleanlab' will modify the FILE_STATE keyword in the label to a CLEAN
     state. This program should be used with caution as the contents of the file
     may not be valid when an ISIS file is left in a DIRTY state."
  STANDARD_VALUE_SET = {
     "CLEAN",
     "DIRTY"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FILES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The files element identifies the total number of files.
     Note:  As an example in the PDS, the keyword files within
     the Directory Object indentifies the total number of files
     in the directory.  Within the Volume Object the keyword
     files identifies the number of files within the volume."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FILTER_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 32
  DESCRIPTION = "
     The filter_name element provides the commonly-used name of
     the instrument filter through which an image or measurement
     was acquired or which is associated with a given instrument
     mode.
     Example values:  RED, GREEN.
     See also filter_number."
  STANDARD_VALUE_SET = {
     "A",
     "B",
     "BLUE",
     "BLUE-GREEN",
     "C",
     "C2",
     "CLEAR",
     "CLEAR1",
     "CLEAR6",
     "CN",
     "D",
     "E",
     "F",
     "GREEN",
     "GREEN_CONT",
     "IR",
     "IR-7270",
     "IR-7560",
     "IR-8890",
     "IR-9680",
     "L1000_R480",
     "L440_R440",
     "L450_R670",
     "L670_R670",
     "L800_R750",
     "L860_R-DIOPTER",
     "L885_R947",
     "L900_R600",
     "L925_R935",
     "L930_R530",
     "L935_R990",
     "L965_R965",
     "LONGWAVE",
     "METHANE-JST",
     "METHANE-U",
     "MINUS BLUE",
     "MI_CLOSED",
     "MI_OPEN",
     "N/A",
     "NEAR-INFRARED",
     "NIR",
     "NONE",
     "OH",
     "ORANGE",
     "PANCAM_L2_753NM",
     "PANCAM_L8_440NM",
     "PANCAM_LV_602NM",
     "PANCAM_R8_880NM",
     "RED",
     "SHORTWAVE",
     "SODIUM-D",
     "SOLAR UV-22",
     "T11",
     "T15",
     "T20",
     "T7",
     "T9",
     "ULTRAVIOLET",
     "VIOLET",
     "VIOLET_CONT"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FILTER_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The filter_number element provides the number of an
     instrument filter through which an image or measurement was
     acquired or which is associated with a given instrument
     mode.
     Note: that the filter_number is unique, while the
     filter_name is not."
  STANDARD_VALUE_SET = {
     "0",
     "1",
     "2",
     "3",
     "4",
     "5",
     "6",
     "7",
     "8",
     "9",
     "A",
     "B",
     "C1",
     "C2",
     "C3",
     "D",
     "HFM1",
     "LFM1",
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FILTER_TEMPERATURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -999
  DESCRIPTION = "
     The filter_temperature element provides the temperature, in degrees celsius
     (unless otherwise specified), of the instrument filter. Note: For Cassini,
     this provides the temperature of the filter wheel housing."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FILTER_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The filter_type element identifies the type of a given
     instrument filter.
     Example values:  INTERFERENCE, MESH, BANDPASS, BLOCKING."
  STANDARD_VALUE_SET = {
     "ABSORPTION",
     "CIRCULAR-VARIABLE INTERFERENCE",
     "INTERFERENCE",
     "MULTILAYER INTERFERENCE",
     "N/A",
     "RESTSTRAHLEN"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FIRST_ALT_FOOTPRINT_TDB_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The first_alt_footprint_tdb_time element provides the
     value of the spacecraft ephemeris time that represents the
     first altimeter footprint of this orbit. It is equal to the
     altimetry_footprint_tdb_time   value in the first record of
     this orbit's altimetry data file."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FIRST_IMAGE_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The first_image_time element indicates the start_time (or
     image_time) that appears in the label of the first image on
     an archive medium."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FIRST_LINE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The first_line element indicates the line within a source
     image that corresponds to the first line in a sub-image.
     Note: For the MPF IMP EDRs, the source image was the complete
     256x256 image area within the CCD."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FIRST_LINE_SAMPLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The first_line_sample element indicates the sample within a
     source image that corresponds to the first sample in a
     sub-image.
     Note: For the MPF IMP EDRs, the source image was the complete
     256x256 image area within the CCD."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FIRST_PRODUCT_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The first_product_id data element indicates the product_id
     that appears in the label of the first data product on an
     archive medium."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FIRST_RAD_FOOTPRINT_TDB_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The first_rad_footprint_tdb_time element provides the
     value of the spacecraft ephemeris time of the first
     radiometer measurement of this orbit. It is equal to the
     rad_spacecraft_epoch_tdb_time   value in the first record
     of this orbit's radiometry data file."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FIRST_STANDARD_PARALLEL
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     The first_standard_parallel element  is used in Conic
     projections.  If a Conic projection has a single standard
     parallel, then the first_standard_parallel is the point of
     tangency between the sphere of the planet and the cone of
     the projection.  If there are two standard parallels
     (first_standard_parallel, second_standard_parallel), these
     parallel are the intersection lines  between the sphere of
     the planet and the cone of the projection.  The map_scale
     is defined at the standard parallels."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FIXED_INSTRUMENT_AZIMUTH
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The FIXED_INSTRUMENT_AZIMUTH element provides one of two angular
     measurements for the pointing direction of an instrument, measured
     with respect to a coordinate frame co-linear with the surface fixed
     coordinate frame.  The azimuth is measured positively in the
     clockwise direction (as viewed from above) with the meridian passing
     through the positive spin axis ('north pole') defining the zero
     reference. The angle is measured in the local gravity horizontal
     plane, i.e., a plane perpendicular to the local gravity vector.  The
     FIXED_INSTRUMENT_AZIMUTH is derived from the instrument pointing and
     spacecraft orientation.  It is co-linear with the surface fixed
     coordinate system, but the origin of the observation may not be
     coincident with the origin of the surface fixed frame.
      
     Note that the FIXED_INSTRUMENT_AZIMUTH describes the pointing
     direction of the instrument rather than the angular coordinates of
     the target of the observation.  If there has been any significant
     change over time in the position of the observing instrument (ie.,
     the origin of the coordinate frame in which this value is measured),
     this data element can not be used to uniquely describe the vector to
     a viewed object.  See also FIXED_INSTRUMENT_ELEVATION.
      
     This keyword replaces the older SURFACE_BASED_INST_AZIMUTH element,
     which should no longer be used."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FIXED_INSTRUMENT_ELEVATION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     The FIXED_INSTRUMENT_ELEVATION element provides one of two angular
     measurements of the pointing direction of an instrument, measured
     with respect to a coordinate frame co-linear with the surface fixed
     coordinate frame.  The positive direction of the elevation is set by
     the POSITIVE_ELEVATION_DIRECTION data element.  It is measured from
     the plane which is perpendicular to the local gravity vector and
     which intersects the elevation axis around which the instrument
     rotates. The FIXED_INSTRUMENT_ELEVATION is derived from the
     instrument pointing and spacecraft orientation.  It is co-linear
     with the surface fixed coordinate system, but the origin of the
     observation may not be co- incident with the origin of the surface
     fixed frame.
      
     Note that the FIXED_INSTRUMENT_ELEVATION describes the pointing
     direction of the instrument rather than the angular coordinates of
     the target of the observation.  If there has been any change over
     time in the position of the observing instrument (i.e., the origin of
     the coordinate frame in which this value is measured), this data
     element can not be used to uniquely describe the vector to a viewed
     object.  Assuming a flat surface, and combined with the
     INSTRUMENT_ALTITUDE data element, it can be used to determine the
     position of an object; however, given realistic non-flat surfaces,
     observations from another point of origin are required to determine
     an object's distance.
      
     This keyword replaces the older SURFACE_BASED_INST_ELEVATION element
     which should no longer be used."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FLAT_FIELD_CORRECTION_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 4
  MAXIMUM_LENGTH = 13
  DESCRIPTION = "
     The flat_field_correction_flag element indicates whether or not a flat
     field correction was applied to an image. Note:  For MPF, this correction
     was applied to the image on board the spacecraft, before the image was
     transmitted to Earth."
  STANDARD_VALUE_SET = {
     "BACKLASH-UOFA",
     "FALSE",
     "MPFNAV-MIPS",
     "TELEMETRY",
     "TRUE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FLAT_FIELD_CORRECTION_PARM
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The FLAT_FIELD_CORRECTION_PARM element defines the onboard flat-field
     coefficients/parameters used in the algorithm to remove the flat field
     signature. The FLAT_FIELD_CORRECTION_FLAG will indicate if the signature
     was removed.
      
     Note: The algorithm used by MER is the following: new(x,y) = orig(x,y) *
     ff(x,y) where ff(x,y) = 1 + c*((x-a)2 + (y-b)2) + d*((x-a)2 + (y-b)2)2 +
     e*((x-a)2 + (y-b)2)3"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FLAT_FIELD_FILE_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The flat_field_file_name element provides the flat field image file
     (an image taken in an optical laboratory of a white background  or
     an image taken in the dawn with the intention to have an equally
     illuminated background  for the whole image) which should be used to
     perform radiometric calibration of the image.  The flat field image
     provides a reference label of the sensitivity of the used optics across
     the field-of-view. The shuttered  image needs to be divided by the flat
     field image during calibration.  Selection of the appropriate flat field
     image may be based on time, camera, temperature, readout conditions,
     light flood, gain and offset."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FLATTENING
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1
  DESCRIPTION = "
     The flattening data element provides the value of the geometric
     oblateness of a target body, defined as the ratio of the difference
     between the body's equatorial and polar radii to the equatorial radius
     (in most cases, evaluated as:
         ( a_axis_radius - c_axis_radius ) / a_axis_radius)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FLIGHT_SOFTWARE_VERSION_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The flight_software_version_id element identifies the version of the
     instrument flight software used to acquire the image."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FOCAL_PLANE_TEMPERATURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = K
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The focal_plane_temperature element provides the
     temperature of the focal plane array in degrees kelvin at
     the time the observation was made."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FOOTPRINT_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The footprint_number element provides a signed integer
     value. The altimetry and radiometry processing program
     assigns footprint 0 to that observed at nadir at periapsis.
     The remaining footprints are located along the spacecraft
     nadir track, with a separation that depends on the doppler
     resolution of the altimeter at the epoch at which that
     footprint is observed. Pre-periapsis footprints will be
     assigned negative numbers, post-periapsis footprints will
     be assigned positive ones. A loss of several consecutive
     burst records from the ALT-EDR will result in missing
     footprint numbers."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FOOTPRINT_POINT_LATITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     The FOOTPRINT_POINT_LATITUDE element provides an array of values that
     represent the latitudes of points along the edge of an image footprint
     on the planet's surface. Latitude values are planetocentric."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FOOTPRINT_POINT_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 720
  DESCRIPTION = "
     The FOOTPRINT_POINT_LONGITUDE element provides an array of values that
     represent the longitudes of points along the edge of an image footprint
     on the planet's surface.  Longitude values are planetocentric."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FORMAL_CORRELATIONS_GROUP
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The formal_correlations_group provides the formal
     correlations between the derived_planetary_radius and the
     derived_rms_surface_fresnel_reflect elements, and between
     the derived_fresnel_reflectivity and the
     derived_planetary_radius elements, respectively. As the
     profile fitting algorithm is non-linear, the correlations
     may not be symmetric."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FORMAL_ERRORS_GROUP
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The formal_errors_group element provides the value of the
     1-sigma statistical errors expected in the determination of
     the derived_planetary_radius, the
     derived_rms_surface_slope, and the
     derived_fresnel_reflectivity elements, respectively."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FORMAT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     A specified or predetermined arrangement of data within a
     file or on a storage medium.
     Note:  In the PDS, the format element indicates the display
     specification for a collection of data.  It is equivalent
     to the FORTRAN language format specification.  Example
     values:  'Ew.deEXP', A6, I5."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FORMAT_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The format_desc element provides a textual description of
     the format of the subject data."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FORMATION_RULE_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The formation_rule_desc element supplies a rule that is to
     be applied during the creation of a value for the data
     element. For example, the values supplied for
     reference_key_id must conform to the rules used by a
     specific professional journal for referencing citations."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FOV_SHAPE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The field_of_view_shape_name element identifies the
     geometric shape of the field of view of an instrument."
  STANDARD_VALUE_SET = {
     "CIRCULAR",
     "DIPOLE",
     "ELLIPSOIDAL",
     "LINEAR",
     "N/A",
     "RECTANGULAR",
     "SQUARE",
     "UNK"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FOVS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The fovs (fields-of-view) element indicates the number of
     fields of view associated with a single fov shape within a
     section of an instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FRAME_DURATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = S
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 2
  MAXIMUM = 96
  DESCRIPTION = "
     The frame_duration element provides the value of the length
     of time required to measure one frame of data.  The
     frame_duration is constant within a given instrument cycle,
     which is identified by the cycle_id element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FRAME_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The frame_id element provides an identification for a
     particular instrument measurement frame.  A frame consists
     of a sequence of measurements made over a specified time
     interval, and may include measurements from different
     instrument modes.  These sequences repeat from cycle to
     cycle and sometimes within a cycle.
     Note: For the Mars Pathfinder IMP camera, this described the
     operating mode of the camera. The IMP camera nominally operated
     in a mode where both the left and right images were exposed and
     transferred into the frame buffer simultaneously. Then either
     the RIGHT, LEFT, or BOTH frames were transmitted to Earth. For
     even shorter shutter times, the left image only was transferred
     into the frame buffer (HALFL). The presence of BOTH in this
     field indicated that the image should have been part of a stereo
     pair. Note that this usage of frame_id has been replaced on later
     missions by instrument_mode_id."
  STANDARD_VALUE_SET = {
     "BOTH",
     "HALFL",
     "LEFT",
     "LELE1",
     "LELE2",
     "LELEM",
     "M2",
     "M3",
     "M4",
     "MELE1",
     "MELE2",
     "MONO",
     "REAR",
     "RIGHT"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FRAME_PARAMETER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MS
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM = 0
  DESCRIPTION = "
     The FRAME_PARAMETER element defines the individual frame parameters of
     an instrument that transfers single frames to the mass memory of the
     spacecraft or the instrument. The single frame transferred to the mass
     memory is actually a digital summation of various elementary exposures
     performed by the instrument CPU. The individual exposure duration and
     number of frames must both be known in order to compute the signal-to-noise
     ratio of the data. The FRAME_PARAMETER element shall always be accompanied
     by the FRAME_PARAMETER_DESC element.  A typical usage is (use quotes
     instead of apostrophies in the example below):
      
     FRAME_PARAMETER = (1.2 <MSEC>, 677 <MSEC>)
     FRAME_PARAMETER_DESC
       = ('INTERNAL REPETITION TIME', 'EXTERNAL REPETITION TIME')"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FRAME_PARAMETER_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = MS
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The FRAME_PARAMETER_DESC element describes the individual frame parameters
     listed in the element FRAME_PARAMETER.  The frame parameter element defines
     the individual frame parameters of an instrument that transfers single
     frames to the mass memory of the spacecraft or the instrument.  The single
     frame transferred to the mass memory is actually a digital summation of
     various elementary exposures performed by the instrument CPU. Individual
     exposure duration and number of frames must both be known in order to
     compute the signal-to-noise ratio of the data. A typical usage is (use
     quotes instead of apostrophes in the example below):
      
     FRAME_PARAMETER = (1.2 <MSEC>, 677 <MSEC>)
     FRAME_PARAMETER_DESC
       = ('INTERNAL REPETITION TIME', 'EXTERNAL REPETITION TIME')"
  STANDARD_VALUE_SET = {
     "DARK_ACQUISITION_RATE",
     "EXPOSURE_DURATION",
     "EXPOSURE_TIME",
     "EXTERNAL_REPETITION_TIME",
     "FRAME_ACQUISITION_RATE",
     "FRAME_SUMMING",
     "INTERNAL_REPETITION_TIME"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FRAME_SEQUENCE_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The frame_sequence_number element indicates the location
     within a cycle at which a specific frame occurs.  Frames are
     repeated in a specific order within each cycle."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FRAME_TYPE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     MER to supply at a later date."
  STANDARD_VALUE_SET = {
     "MONO",
     "STEREO"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FRAMES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The frames element provides the number of frames within a
     particular cycle, which is identified by the cycle_id
     element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FTP_FILE_FORMAT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The ftp_file_format element describes the format of the file at the
     anonymous ftp site."
  STANDARD_VALUE_SET = {
     "COMPRESSED",
     "GZIP",
     "TAR",
     "ZIP"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FTP_SITE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The ftp_site_id element supplies name of an anonymous ftp site from
     which this software may be retrieved"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FTS_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 7
  DESCRIPTION = "
     The fts_number element provides the Federal
     Telecommunications System (FTS) telephone number of an
     individual."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = FULL_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The full_name element provides the complete name or
     identifier for a person or object.  For an individual,
     full name includes the name as well as titles and suffixes.
     For an object, full name provides the spelled-out name that
     in some cases corresponds to an 'id'."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = GAIN_MODE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The gain_mode_id element identifies the gain
     state of an instrument.
     Gain is a constant value which is multiplied with an
     instrument's output signal to increase or decrease the
     level of that output."
  STANDARD_VALUE_SET = {
     "100K",
     "10K",
     "400K",
     "40K",
     "HIGH",
     "LOW",
     "N/A",
     "UNK"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = GAIN_MODES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The gain_modes element provides the number of gain states of
     a particular instrument or section of an instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = GAIN_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The GAIN_NUMBER indicates the gain value used in the analog to digital
     conversion.  The gain value is a multiplicative factor used in the
     analog to digital conversion."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = GENERAL_CATALOG_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The general_catalog_flag element is a yes-or-no flag
     indicating whether a data set collection or data set
     exists in a PDS catalog.  (invfastrack, invphotoprod)"
  STANDARD_VALUE_SET = {
     "N",
     "Y"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = GENERAL_CLASSIFICATION_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
      
     The general_classification_type data element serves to
     allow data systems to group data objects or elements
     according to common characteristics.  Its purpose is akin
     to subject access in library systems, because it allows the
     user to find a data element according to its membership
     in a larger category.  In this document the
     general_classification_type is an indexing mechanism for
     data element names, to allow them to be published in a
     classified list entitled 'DATA ELEMENT CLASSIFIED LISTINGS'.
     See also:  system_classification_id."
  STANDARD_VALUE_SET = {
     "BIBLIO",
     "DATASET",
     "DIS",
     "GEOMETRY",
     "IMAGING",
     "INSTRUMENT",
     "MAP",
     "METEORITE",
     "MGN-ALTRAD",
     "MINERAL",
     "MISSION",
     "PARAM",
     "PERS",
     "PHYSICAL",
     "PLASMA",
     "QUBE",
     "RADIOMETRY",
     "RINGS",
     "SOFTWARE",
     "STATISTICAL",
     "STRUCTURE",
     "SYSTEM",
     "TARGET",
     "TIME"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = GENERAL_DATA_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The general_data_type element classifies a data element
     according to a non-implementation-specific list of data
     types published in the ISO standards documentation.
     Examples:  CHARACTER, INTEGER. Please refer to the section
     entitled 'DATA TYPE STANDARDS' in this document.  See also:
     data_type.
     Note: In the PDS, data type standards for more
     system-specific applications are described in the Data
     Preparation Workbook."
  STANDARD_VALUE_SET = {
     "ALPHABET",
     "ALPHANUMERIC",
     "ASCII_INTEGER",
     "BIBLIO",
     "CHARACTER",
     "CONTEXT DEPENDENT",
     "CONTEXT_DEPENDENT",
     "DATA_SET",
     "DATE",
     "DECIMAL",
     "DOUBLE",
     "EXPONENTIAL",
     "IDENTIFIER",
     "INTEGER",
     "NON DECIMAL",
     "NON_DECIMAL",
     "REAL",
     "TIME"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = GEOCENTRIC_DISTANCE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The GEOCENTRIC_DISTANCE keyword provides the distance
     between the center of the earth and the center of the
     target body at the time of the observation."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = GEOMETRY_PROJECTION_TYPE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The GEOMETRY_PROJECTION_TYPE element describes the state of the pixels in
     an image before a re-projection has been applied. Describes if or how the
     pixels have been reprojected. RAW indicates reprojection has not been done;
     the pixels are as they came from the camera. For MER, this means the image
     uses a CAHVOR or one of the CAHVORE camera models. LINEARIZED means that
     reprojection has been performed to linearize the camera model (thus
     removing things like lens distortion). For MER, this means the image uses
     a CAHV camera model."
  STANDARD_VALUE_SET = {
     "LINEARIZED",
     "RAW"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = GRATING_POSITION_INCREMENT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 30
  DESCRIPTION = "
     The NIMS instrument has only 17 detectors but takes data in as many as 408
     wavelengths by moving a grating across 31 possible physical positions. The
     grating position increment is determined by the instrument mode, typically
     1 in the LONG MAP and LONG SPECTROMETER modes, 2 in the FULL modes, 4 in
     the SHORT modes and 0 in the FIXED modes.  See the NIMS instrument paper
     (R. W. Carlson et al, 'Near-Infrared Mapping Spectrometer Experiment on
     Galileo', Space Science Reviews 60, 457-502, 1992) for details."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = GRATING_POSITIONS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 30
  DESCRIPTION = "
     The NIMS instrument has only 17 detectors but takes data in as many as
     408 wavelengths by moving a grating across 31 possible physical positions.
     The number of grating positions is determined by the instrument mode,
     typically 24 in the LONG MAP and LONG SPECTROMETER modes, 12 in the FULL
     modes, 6 in the SHORT modes and 1 in the FIXED modes.  See the NIMS
     instrument paper (R. W. Carlson et al, 'Near-Infrared Mapping Spectrometer
     Experiment on Galileo', Space Science Reviews 60, 457-502, 1992) for
     details."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = GROUP_APPLICABILITY_FLAG
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The GROUP_APPLICABILITY_FLAG element indicates that a group of keywords are
     valid values. Is present in a Group only when information is received from
     telemetry."
  STANDARD_VALUE_SET = {
     "FALSE",
     "TRUE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = GROUP_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The GROUP_ID element is used to identify a group of keywords.  It can be
     used to link groups together or it can be used to identify something about
     the group of keywords.  In the case of multiple instances of the group
     (i.e., the group names are the same), it MUST serve to make the groups
     unique.
      
     Note: MER, in some instances, uses the GROUP_ID to identify how the group
     of commanded keywords were generated (e.g., 'GROUND COMMANDED',
     'NAV COMMANDED' or 'SAPP COMMANDED')."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = HARDWARE_MODEL_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The hardware_model_id element identifies the computer
     hardware on which a data product was produced. (e.g. VAX
     11/780, MACINTOSH II)."
  STANDARD_VALUE_SET = {
     "MACINTOSH",
     "MACINTOSH_II",
     "PC",
     "SUN_3",
     "SUN_4",
     "SUN_SPARC_STATION",
     "TDDS",
     "VAX_11/750",
     "VAX_11/780"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = HEADER_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The HEADER_TYPE element identifies a specific type of
     header data structure.  For example: FITS, VICAR.
     Note:  In the PDS, HEADER_TYPE is used to indicate non-PDS
     headers."
  STANDARD_VALUE_SET = {
     "BDV",
     "ENVI",
     "FITS",
     "GSFC_ODL",
     "IGPP_FFH",
     "SPREADSHEET",
     "TEXT",
     "VICAR",
     "VICAR2"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = HELP_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The help_id element identifies a PDS topic for which help
     text is available."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = HELP_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The help_name element provides the key to help text used in
     the Inspect Data function."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = HELP_TEXT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The help_text element provides the ascii help text used for
      online help in the Inspect Data function."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = HI_VOLTAGE_POWER_SUPPLY_STATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The state of the high voltage power power supply on an instrument."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = HIGHEST_DETECTABLE_OPACITY
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  DESCRIPTION = "
     The highest_detectable_opacity element indicates the
     sensitivity of a ring occultation data set to nearly
     opaque rings.  It specifies the normal ring opacity
     corresponding to a signal one standard deviation
     above the background (complete obstructed) signal.
     The value is computed assuming the data has been
     re-processed to the radial resolution specified by
     the reference_radial_resolution element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = HORIZONTAL_FOV
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The horizontal_field_of_view element provides the angular
     measure of the horizontal field of view of an instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = HORIZONTAL_FRAMELET_OFFSET
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The horizontal_framelet_offset provides the row number of a
     framelet within a tiled image. In the PDS, offsets are
     counted from one."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = HORIZONTAL_PIXEL_FOV
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The horizontal_pixel_field_of_view element provides the
     angular measure of the horizontal field of view of a single
     pixel."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = HORIZONTAL_PIXEL_SCALE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'M/PIXEL'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1000000000
  DESCRIPTION = "
     The HORIZONTAL_PIXEL_SCALE element indicates the horizontal
     picture scale."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = HOST_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The host_id element provides the name or identification of
     the particular computer on which the product was generated."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = HOUSEKEEPING_CLOCK_COUNT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The housekeeping_clock_count element provides the spacecraft clock value at
     the time that slow housekeeping was collected. Slow housekeeping is the
     gathering of all available engineering data values, or items, that pertain
     to and describe the condition of the instrument itself. Typically this
     value is read from the last (most recent) housekeeping packet received
     before the end of the spectral cube downlink."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = HUFFMAN_TABLE_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      The The huffman_table_type element indicates the type of Huffman table
     used in compression. For Galileo the valid values are: SKEWED, UNIFORM,
     N/A."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ICT_DESPIKE_THRESHOLD
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 255
  DESCRIPTION = "
      The ict_despike_threshold (integer cosine transform despike threshold)
     element indicates the threshold value at which despiking occurs.
     Despiking is used as a pre-processing step to the Integer Cosine
     Transform in order to minimize the effects of radiation-induced noise
     on compression efficiency. This element is Galileo Solid State
     Imaging-specific."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ICT_QUANTIZATION_STEP_SIZE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 255
  DESCRIPTION = "
      The ict_quantization_step_size (integer cosine transform quantization
     step size) element provides the integer value by which the ICT
     transform is divided.  The greater the step-size/compression, the
     greater the data loss."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ICT_ZIGZAG_PATTERN
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      The ict_zigzag_pattern element provides the name of the Integer Cosine
     Transform zigzag pattern used to rearrange the transform. For Galileo,
     the valid values are: ZIGZAG or ALT."
  STANDARD_VALUE_SET = {
     "ALT",
     "ZIGZAG"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = IMAGE_COUNT
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The IMAGE_COUNT element provides the number of images or exposures
     which were co-added or combined to produce the data product.  For a
     simple data product made up of a single exposure, image_count is 1."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = IMAGE_DURATION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = S
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The IMAGE_DURATION element provides the measurement of time required
     to collect all the frames of all the bands in an image.
      
     For Odyssey THEMIS, the time between successive frames is stored in
     the INTERFRAME_DELAY keyword.  When set at 1 second, a 3-frame, 1-band
     image would have an IMAGE_DURATION of (3 frames)*(1sec/frame)= 3
     seconds.  If more than one band is selected, the computation becomes
     more complex. The IMAGE_DURATION can be modified to change the amount
     of overlap between frames."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = IMAGE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The image_id element is used to identify an image and
     typically consists of a sequence of characters representing
     1) a routinely occurring measure, such as revolution number,
     2) a letter identifying the spacecraft, target, or camera,
     and 3) a representation of a count within the measure, such
     as picture number within a given revolution.
     Example:
     Mariner 9 - Levanthal Identifier - (orbit, camera, pic #,
                 total # of pics in orbit)
     Viking Orbiter - (orbit #, sc, pic # (FSC/16)),
     Viking Lander - (sc, camera, mars doy, diode (filter),
                      pic # for that day),
     Voyager - (pic # for encounter, FDS for cruise)
     Note: For Mars Pathfinder, this uniquely identified the observation
     parameters of an image. The most significant four digits identified
     the command sequence that contained the imaging command. The middle
     two digits indicated the version of the command sequence, and the
     right four digits identified the image within a single imaging
     sequence.
      
     If the image_id was even and non-zero, it was a left frame image.
     If the image_id was one greater than the left frame image_id (and
     therefore odd), it was the right frame of a stereo image. Note
     that during operations, a small number of image_ids were re-used
     with difference command parameters. This eliminated the uniqueness
     of the image_id for those images. The tlm_cmd_discrepancy_flag
     may be useful in identifying the images that had this problem."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = IMAGE_KEY_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The image_key_id element provides a shorthand
     identifier for an image which is unique for a given
     spacecraft. The image_key_id and spacecraft_id together
     provide a unique identifier for any image.  The
     contents of image_key_id may be any common identifier
     of an image, but it is suggested that one of the
     following be used:  1) image_id (pic_no), 2)
     image_number (FSC), 3) spacecraft_clock_count (FDS).
     Note:   Guaranteeing uniqueness may require
     modification of the selected common identifier and is
     the responsibility of the  data supplier. For example,
     in the case where an image was retransmitted, an
     alphabetic character could be appended. When unique
     identifiers are not supplied, PDS will assign a simple
     numeric identifier as the image_key_id. This identifier
     will range from 1 to the number of images associated
     with the specified spacecraft."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = IMAGE_MID_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 24
  DESCRIPTION = "
     The image_mid_time element provides the time at which the exposure of the
     image was half way through its duration. This value is calculated from the
     formula, SPACECRAFT_CLOCK_ STOP_COUNT - (EXPOSURE_DURATION/2), and then
     converted to UTC. Note: For Cassini, when the shutter is inhibited (i.e.,
     SHUTTER_STATE_ID='DISABLED'), the IMAGE_MID_TIME = START_TIME = STOP_TIME,
     and all three represent the start of the exposure window during the prepare
     cycle of the image.  ASCII CCSDS format: YYYY-DDDThh:mm:ss.fffZ"
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = IMAGE_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The image_number element is a value obtained from the
     spacecraft_clock_start_count. The image number is another
     commonly used identifier for an image.
     Example:
     Viking - Frame Start Count (FSC)
     Voyager - Flight Data Subsystem (FDS) clock count
               (integer 7 digit)"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = IMAGE_OBSERVATION_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 15
  DESCRIPTION = "
     The image_observation_type element identifies the type or
     purpose of an observation that may be associated with an
     image. Image observation types include limb, black sky,
     spacecraft calibration, or other image attribute that may be
     used for identification. Observation types should  not
     include features, regions, or standard target names."
  STANDARD_VALUE_SET = {
     "BLACK_SKY",
     "DARK_CURRENT",
     "DARK_STRIP",
     "FLAT_FIELD",
     "HISTOGRAM",
     "LIMB",
     "NULL_STRIP",
     "REGULAR",
     "SUMMATION"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = IMAGE_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The image_time element provides the spacecraft event time at
     the time of frame acquisition. This should be represented in
     UTC system format.
     Formation rule: YYYY-MM-DDThh:mm:ss[.fff]"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = IMAGE_TYPE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 15
  DESCRIPTION = "
     The IMAGE_TYPE element describes the type of image acquired. This may be
     used to describe characteristics that differentiate one group of images
     from another such as the nature of the data in the image file, the purpose
     for which the image was acquired, or the way in which it was acquired. This
     element is very similar to the older image_observation_type element, but is
     designed to resolve ambiguities in cases where missions utilize a naming
     convention for both specific images and more general observations, which
     consist of multiple images. In those cases, the latter may be described by
     the observation_type element."
  STANDARD_VALUE_SET = {
     "COL_SUM",
     "HISTOGRAM",
     "REF_PIXELS",
     "REGULAR",
     "ROW_SUM",
     "THUMBNAIL"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = IMPORTANT_INSTRUMENT_PARMS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The important_instrument_parameters element provides the
     number of instrument parameters which are required to derive
     a particular data set parameter.  This value depends partly
     on the particular characteristics of the instruments
     providing the instrument parameters.  For example, in the
     case of Voyager instruments, the data set parameter PLASMA
     BETA may be derived from the following set of instrument
     parameters:  ELECTRON RATE, ION RATE, MAGNETIC FIELD
     COMPONENT.  In that case, the value of the
     important_instrument_parameters element is 3."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INCIDENCE_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 180
  DESCRIPTION = "
     The incidence_angle element provides a measure of the
     lighting condition at the intercept point.  Incidence angle
     is the angle between the local vertical at the intercept
     point (surface) and a vector from the intercept point to
     the sun.
     The incidence_angle varies from 0 degrees when the
     intercept point coincides with the sub_solar point to 90
     degrees when the intercept point is at the terminator
     (i.e., in the shadowed or dark portion of the target body).
      Thus, higher values of incidence_angle indicate the
     existence of a greater number of surface shadows.
     Note:  In PDS labels for Magellan's altimetry and
     radiometry products, incidence_angle is defined as the
     value of the angle between the local vertical and the
     spacecraft direction, measured at the center of the
     radiometer footprint at rad_spacecraft_epoch_time."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INDEX_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 15
  DESCRIPTION = "
      The INDEX_TYPE element identifies the type of an index
     table that describes an archive volume.  It is used in the
     label for a volume index table.  In general, the two
     allowable index types are SINGLE, meaning that every row in
     the index table describes a file on the current volume;
     CUMULATIVE, meaning that every row in the index table
     describes a file residing on the current volume or a
     previous volume in the volume set."
  STANDARD_VALUE_SET = {
     "CUMULATIVE",
     "SINGLE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INDEXED_FILE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  MAXIMUM_LENGTH = 120
  DESCRIPTION = "
     The INDEXED_FILE_NAME element is a string (or set of strings)
     identifying the files included in an index table on an archive volume.
     The element is used in the label for a volume index table.  The value
     may include a directory path.  The usage of INDEXED_FILE_NAME may vary
     based on the value of the INDEX_TYPE element in the index label.
     Note:  For Mars Observer, some volume indicies have INDEX_TYPE =
     SINGLE, and the value of INDEXED_FILE_NAME is a set of wildcard strings
     matching the product file names on the volume being indexed.  Other
     indicies may have INDEX_TYPE = CUMULATIVE, and the value of
     INDEXED_FILE_NAME is a list of file names identifying the SINGLE
     index files which were appended together to create the CUMULATIVE index."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_AZ_ROTATION_DIRECTION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 8
  DESCRIPTION = "
     The INST_AZ_ROTATION_DIRECTION element provides an indication of the
     direction in which an instrument or instrument mounting platform is
     moving. The keyword may be used to describe movement before, after,
     or during an observation.
      
     Note: For the M98 mission, this refers to the motion the azimuth
     camera motor went through to get to the position from which it
     acquired an image (i.e., the motion prior to image acquisition).
     This is necessary to fully understand the backlash properties of
     the camera."
  STANDARD_VALUE_SET = {
     "CCW",
     "CW"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMD_CAL_CO_ADD
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 255
  DESCRIPTION = "
     The INST_CMD_CAL_CO_ADD element gives the commanded value of the
     number of calibration observations to be averaged together for
     a calibration product."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMD_CAL_DWELL
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 255
  DESCRIPTION = "
     The INST_CMD_CAL_DWELL element gives the commanded value of
     the number of scans to collect during a calibration observation."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMD_CAL_FREQUENCY
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 65535
  DESCRIPTION = "
     The INST_CMD_CAL_FREQUENCY element gives the commanded value of
     the minimum number of scans that have to expire from the end of
     the last internal calibration look before a new set of
     calibration looks are taken."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMD_CENTER_AZIMUTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = RAD
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The INST_CMD_CENTER_AZIMUTH element gives the commanded value of
     the center azimuth of the data product."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMD_CENTER_ELEVATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = RAD
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The INST_CMD_CENTER_ELEVATION element gives the commanded value
     of the center elevation of the data product."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMD_CO_ADD
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 255
  DESCRIPTION = "
     The INST_CMD_CO_ADD element gives the commanded value of the
     number of scene spectra to average together for the data product."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMD_COLUMNS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 65535
  DESCRIPTION = "
     The INST_CMD_COLUMNS element gives the commanded value of the
     number of columns to acquire for the data product."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMD_DWELL
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 255
  DESCRIPTION = "
     The INST_CMD_DWELL element gives the commanded value of the
     number of scans to acquire at one azimuth and elevation for
     the data product."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMD_HIGH_CHANNEL
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The INST_CMD_HIGH_CHANNEL element gives the commanded value
     of the end channel number to acquire, minus one."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMD_HORIZONTAL_SPACE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = RAD
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The INST_CMD_HORIZONTAL_SPACE element gives the commanded value
     of the horizontal space, in radians, between columns of
     the data product."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMD_LOW_CHANNEL
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The INST_CMD_LOW_CHANNEL element gives the commanded value
     of the start channel number to acquire, starting at zero."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMD_PHASE_ALGORITHM_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 5
  DESCRIPTION = "
     The INST_CMD_PHASE_ALGORITHM_NAME element gives the commanded
     value of the phase correction algorithm to use when acquiring a
     data product. Valid values are NONE, MERTZ, and RSS."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMD_ROWS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 255
  DESCRIPTION = "
     The INST_CMD_ROWS element gives the commanded value of the
     number of rows to acquire for the data product."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMD_VERTICAL_SPACE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = RAD
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The INST_CMD_VERTICAL_SPACE element gives the commanded value
     of the vertical space, in radians, between consecutive rows of
     the data product."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMPRS_BLK_SIZE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM_LENGTH = 0
  DESCRIPTION = "
     The inst_cmprs_blk_size element provides the dimensions of a pixel
     block for on-board compression.  This value may be a two dimensional
     array, where the first value is the line dimension of the block, and
     the second value is the sample dimension of the block.  Otherwise, the
     block is assumed to be square."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMPRS_BLOCKS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The inst_cmprs_blocks element provides the number of blocks used to
     spatially segment a data product prior to compression."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMPRS_DESC
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The INST_CMPRS_DESC element provides a textual description of the type
     of data compression used by an instrument onboard a spacecraft before
     the data was transmitted to Earth. This should include a description of
     the compression algorithm or a reference to a published paper where the
     algorithm is described."
  STANDARD_VALUE_SET = {
     "ICER",
     "LOCO",
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMPRS_FILTER
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The INST_CMPRS_FILTER element identifies the wavelet filter
     used in the ICER compression and decompression algorithm."
  STANDARD_VALUE_SET = {
     "A",
     "B",
     "C",
     "D",
     "E",
     "F",
     "Q"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMPRS_MODE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The inst_cmprs_mode element identifies the method used for on-board
     compression of data.
     Note: The inst_cmprs_name element provides the full name of an
     inst_cmprs_mode.
      
     Note: For MPF, the modes were assigned to the corresponding
     inst_cmprs_names as follows:
      
     1 JPEG DISCRETE COSINE TRANSFORM (DCT); HUFFMAN/QUALITY
     2 JPEG DISCRETE COSINE TRANSFORM (DCT); HUFFMAN/RATIO
     3 JPEG DISCRETE COSINE TRANSFORM (DCT); ARITHMETIC/QUALITY
     4 JPEG DISCRETE COSINE TRANSFORM (DCT); ARITHMETIC/RATIO
     5 JPEG DISCRETE COSINE TRANSFORM (DCT); HUFFMAN/QUALITY/LCT
     6 JPEG DISCRETE COSINE TRANSFORM (DCT); HUFFMAN/RATIO/LCT
     7 JPEG DISCRETE COSINE TRANSFORM (DCT); ARITHMETIC/QUALITY/LCT
     8 JPEG DISCRETE COSINE TRANSFORM (DCT); ARITHMETIC/RATIO/LCT
     9 RICE ADAPTIVE VARIABLE-LENGTH CODING (RICE)"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMPRS_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  DESCRIPTION = "
     The inst_cmprs_name element identifies the type of on-board compression
     used for data storage and transmission.
     Note:  The inst_cmprs_mode element provides an abbreviated identifier
     for the inst_cmprs_name."
  STANDARD_VALUE_SET = {
     "BLOCK TRUNCATION CODING (BCT)",
     "DISCRETE COSINE TRANSFORM (DCT)",
     "ICER ADAPTIVE VARIABLE-LENGTH CODING (ICER)",
     "INTEGER COSINE TRANSFORM (ICT)",
     "JPEG DISCRETE COSINE TRANSFORM (DCT); ARITHMETIC/QUALITY",
     "JPEG DISCRETE COSINE TRANSFORM (DCT); ARITHMETIC/QUALITY/LCT",
     "JPEG DISCRETE COSINE TRANSFORM (DCT); ARITHMETIC/RATIO",
     "JPEG DISCRETE COSINE TRANSFORM (DCT); ARITHMETIC/RATIO/LCT",
     "JPEG DISCRETE COSINE TRANSFORM (DCT); HUFFMAN/QUALITY",
     "JPEG DISCRETE COSINE TRANSFORM (DCT); HUFFMAN/QUALITY/LCT",
     "JPEG DISCRETE COSINE TRANSFORM (DCT); HUFFMAN/RATIO",
     "JPEG DISCRETE COSINE TRANSFORM (DCT); HUFFMAN/RATIO/LCT",
     "LOW-COMPLEXITY LOSSLESS COMPRESSION (LOCO)",
     "RICE ADAPTIVE VARIABLE-LENGTH CODING (RICE)"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMPRS_PARAM
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The inst_cmprs_param element is a JPEG specific variable which
     specifies on-board compression determination by image quality or by
     compression factor, based on a selected on-board compression mode."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMPRS_QUALITY
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The inst_cmprs_quality element is a JPEG specific variable which
     identifies the resultant or targeted image quality index for on-board
     data compression.
      
     Note: For MPF, if an odd IMP inst_cmprs_mode was used for
     on-board compression, the inst_cmprs_quality indicated the
     desired image quality index. If an odd inst_cmprs_mode was
     used, this indicates the resultant image quality used to
     reach the desired on-board compression factor."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMPRS_QUANTZ_TBL_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  MINIMUM_LENGTH = 0
  MAXIMUM_LENGTH = 15
  DESCRIPTION = "
     The inst_cmprs_quantz_tbl_id element identifies the reference table
     used for quantization in the frequency domain for on-board transform
     compression.  This name or code should be specific enough to allow the
     user of the data to have sufficient information to reference the
     quantization table used to compress the data."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMPRS_QUANTZ_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The inst_cmprs_quantz_type element indicates the method of quantization
     used for the output of transform coders."
  STANDARD_VALUE_SET = {
     "TABULAR"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMPRS_RATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The inst_cmprs_rate element provides the average number of bits needed
     to represent a pixel for an on-board compressed image."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMPRS_RATIO
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The inst_cmprs_ratio element provides the ratio of the size, in bytes,
     of the original uncompressed data file to its compressed form."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMPRS_SEG_FIRST_LINE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM = -1
  MAXIMUM = 1024
  DESCRIPTION = "
     The INST_CMPRS_SEG_FIRST_LINE element is an array of values which each nth
     element identifies the line within a source image that corresponds to the
     first line the nth compression segment applies."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMPRS_SEG_FIRST_LINE_SAMP
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM = -1
  MAXIMUM = 1024
  DESCRIPTION = "
     The INST_CMPRS_SEG_FIRST_LINE_SAMP element is an array of values which
     each nth element identifies the line sample within a source image that
     corresponds to the first line sample the nth compression segment applies."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMPRS_SEG_LINES
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM = -1
  MAXIMUM = 1024
  DESCRIPTION = "
     The INST_CMPRS_SEG_LINES element is an array of elements in which the nth
     element identifies the total number of data instances along the vertical
     axis the nth compression segment defines."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMPRS_SEG_MISSING_PIXELS
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
       The INST_CMPRS_SEG_MISSING_PIXELS element identifies an array of
       elements in which the nth element identifies the total number
       of missing pixels defined by the nth compression segment."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMPRS_SEG_SAMPLES
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM = -1
  MAXIMUM = 1024
  DESCRIPTION = "
     The INST_CMPRS_SEG_SAMPLES element is an array of elements in which the nth
     element identifies the total number of data instances along the horzontal
     axis the nth compression segment defines."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMPRS_SEGMENT_QUALITY
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
       The INST_CMPRS_SEGMENT_QUALITY element identifies the quality
       level for each segment in an image partitioned for ICER
       compression."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMPRS_SEGMENT_STATUS
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The INST_CMPRS_SEGMENT_STATUS element provides a bit mask
     which provides the status of decoding the nth segment."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMPRS_SEGMENTS
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM = 1
  MAXIMUM = 32
  DESCRIPTION = "
     The INST_CMPRS_SEGMENTS element identifies the number of segments into
     which the image was partitioned for the error containment purposes. For
     ICER compression, the data within each segment is compressed independently,
     so that data loss across segments is compartmentalized or contained across
     segments."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMPRS_STAGES
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM = 1
  MAXIMUM = 6
  DESCRIPTION = "
     The INST_CMPRS_STAGES element identifies the
     number of stages of wavelet decompositions."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMPRS_SYNC_BLKS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The inst_cmprs_sync_blks element is a RICE specific variable providing
     the number of compressed blocks between synchronization counters."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_CMPRS_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 8
  DESCRIPTION = "
     The inst_cmprs_type element identifies the type of on-board compression
     used for data storage and transmission.  Note that inst_cmprs_name provides
     the full name of a compression algorithm (ex. Rice Adaptive Variable-Length
     Coding), whereas the inst_cmprs_type gives a simple indicator of the type
     of compression (ex. LOSSLESS). Note: For Cassini, the LOSSY compression
     scheme was Discrete Cosine Transform, the LOSSLESS compression scheme was
     RICE, and NOTCOMP meant no compression scheme was used."
  STANDARD_VALUE_SET = {
     "LOSSLESS",
     "LOSSY",
     "NOTCOMP"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_DECOMP_STAGES
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 6
  DESCRIPTION = "
     The INST_DECOMP_STAGES element identifies the number of stages of
       wavelet decompositions."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_FIELD_OF_VIEW
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MRAD
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The INST_FIELD_OF_VIEW element gives the instantaneous field of
     view (IFOV) of the instrument used while acquiring a data product."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_GAIN_STATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The INST_GAIN_STATE element indicates the gain state of the
     Mini-TES analog signal amplifier. Valid values are LOW and HIGH."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_LASER_1_STATUS_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The INST_LASER_1_STATUS_FLAG element provides the status of the
     primary Mini-TES 980 nm monochromatic laser.  Valid values are ON
     and OFF."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_LASER_2_STATUS_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The INST_LASER_2_STATUS_FLAG element provides the status of the
     backup Mini-TES 980nm monochromatic laser.  Valid values are ON
     and OFF."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_LASER_HEATER_STATUS_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The INST_LASER_HEATER_STATUS_FLAG element provides the status of
     the Mini-TES Laser Heater.  Valid values are ON and OFF."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_LINEAR_MOTOR_STATUS_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The INST_LINEAR_MOTOR_STATUS_FLAG element provides the status of the
     Mini-TES Michelson Motor. Valid values are ON and OFF."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_OPTICAL_SWITCH_STATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 9
  DESCRIPTION = "
     The INST_OPTICAL_SWITCH_STATE element indicates whether the optical
     switch moving mirror is at the start of the scan. Valid values are
     PRIMARY and REDUNDANT."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INST_SPARE_BIT_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The INST_SPARE_BIT_FLAG element indicates whether the spare bit
     in the Mini-TES IDPH command word was used.  Valid values are ON
     and OFF."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTITUTION_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
      
     The institution_name element identifies a university,
     research center, or NASA center."
  STANDARD_VALUE_SET = {
     "APPLIED COHERENT TECHNOLOGY",
     "ARIZONA STATE UNIVERSITY",
     "AT&T BELL LABORATORIES",
     "BOSTON UNIVERSITY",
     "BROWN UNIVERSITY",
     "CALIFORNIA INSTITUTE OF TECHNOLOGY",
     "CORNELL UNIVERSITY",
     "DECEASED",
     "DENISON UNIVERSITY",
     "GEORGIA INSTITUTE OF TECHNOLOGY",
     "GERMAN AEROSPACE CENTER",
     "HERZBERG INSTITUTE OF ASTROPHYSICS",
     "HONEYBEE ROBOTICS",
     "IMPERIAL COLLEGE",
     "INSTITUTE FOR ASTRONOMY",
     "ISTITUTO NAZIONALE DI ASTROFISICA",
     "JET PROPULSION LABORATORY",
     "JOHNS HOPKINS UNIVERSITY",
     "JOHNS HOPKINS UNIVERSITY APPLIED PHYSICS LABORATORY",
     "KITT PEAK NATIONAL OBSERVATORY",
     "KONKOLY OBSERVATORY OF THE HUNGARIAN ACADEMY OF SCIENCE",
     "LOS ALAMOS NATIONAL LABORATORY",
     "LUNAR AND PLANETARY INSTITUTE",
     "MALIN SPACE SCIENCE SYSTEMS",
     "MASSACHUSETTS INSTITUTE OF TECHNOLOGY",
     "MAX PLANCK INSTITUTE",
     "MAX-PLANCK-INSTITUT FUR AERONOMIE",
     "N/A",
     "NASA HEADQUARTERS",
     "NASA/AMES RESEARCH CENTER",
     "NASA/GODDARD INSTITUTE FOR SPACE STUDIES",
     "NASA/GODDARD SPACE FLIGHT CENTER",
     "NASA/JOHNSON SPACE CENTER",
     "NATIONAL AERONAUTICS SPACE MUSEUM",
     "NATIONAL SPACE SCIENCE DATA CENTER",
     "NEW MEXICO STATE UNIVERSITY",
     "NORTHWESTERN UNIVERSITY",
     "PLANETARY SCIENCE INSTITUTE",
     "RADIOPHYSICS INCORPORATED",
     "RUSSIAN INSTITUTE OF SPACE RESEARCH",
     "SAN JOSE STATE UNIVERSITY",
     "SCIENCE APPLICATIONS INTERNATIONAL CORP",
     "SETI INSTITUTE",
     "SMITHSONIAN ASTROPHYSICAL OBSERVATORY",
     "SMITHSONIAN INSTITUTE OF TECHNOLOGY",
     "SOUTHWEST RESEARCH INSTITUTE",
     "SPACE SCIENCE INSTITUTE",
     "STANFORD UNIVERSITY",
     "STERLING CORPORATION",
     "TEXAS A & M UNIVERSITY",
     "UNITED STATES GEOLOGICAL SURVEY",
     "UNIVERSITA DEGLI STUDI DI PAVIA",
     "UNIVERSITA' DI ROMA LA SAPIENZA",
     "UNIVERSITAT BONN",
     "UNIVERSITAT KIEL",
     "UNIVERSITY OF ARIZONA",
     "UNIVERSITY OF CALIFORNIA, BERKELEY",
     "UNIVERSITY OF CALIFORNIA, LOS ANGELES",
     "UNIVERSITY OF CHICAGO",
     "UNIVERSITY OF COLORADO",
     "UNIVERSITY OF FLORIDA",
     "UNIVERSITY OF HAWAII",
     "UNIVERSITY OF IOWA",
     "UNIVERSITY OF KANSAS",
     "UNIVERSITY OF MAINZ",
     "UNIVERSITY OF MARYLAND",
     "UNIVERSITY OF NEW MEXICO",
     "UNIVERSITY OF VIRGINIA",
     "UNIVERSITY OF WASHINGTON",
     "UNIVERSITY OF WISCONSIN",
     "UNK",
     "WASHINGTON UNIVERSITY",
     "WELLESLEY COLLEGE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_AZIMUTH
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The INSTRUMENT_AZIMUTH element provides the value for an instrument's
     rotation in the horizontal direction. It is usually measured from some kind
     of low hard stop. Although it may be used for any instrument where it makes
     sense, it is primarily intended for use in surface-based instruments that
     measure pointing in terms of azimuth and elevation. When in a
     DERIVED_GEOMETRY group, defines the azimuth (horizontal rotation) at which
     the instrument is pointed. This value is expressed using the cooridinate
     system referred to by REFERENCE_COORD_SYSTEM_NAME and
     REFERENCE_COORD_SYSTEM_INDEX contained within the same group. The
     interpretation of exactly what part of the instrument is being pointed is
     missionspecific. It could be the boresight, the camera head direction, the
     CAHV camera model A vector direction, or any of a number of other things.
     As such, for multimission use this value should be used mostly as an
     approximation, e.g. identifying scenes which might contain a given object.
      
     The interpretation for MER is TBD."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_AZIMUTH_METHOD
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The instrument_azimuth_method identifies the method used to calculate
     the instrument azimuth from the azimuth motor clicks."
  STANDARD_VALUE_SET = {
     "BACKLASH-UOFA",
     "MPFNAV-MIPS",
     "TELEMETRY"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_BAND_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 16
  DESCRIPTION = "
       The INSTRUMENT_BAND_ID element specifies an array of stings
       identifying the instrument represented by the corresponding band in
       the image.  The first entry in the array indentifies the instrument
       for the first band, the second entry for the second band, etc.
       Also see CONFIGURATION_BAND_ID."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_BORESIGHT_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The INSTRUMENT_BORESITE_ID element defines the IVP (Inertial Vector
     Propagation) ID or boresight ID of the reference instrument used to
     designate commanded pointing."
  STANDARD_VALUE_SET = {
     "CAMERA_BAR",
     "LEFT_NAVCAM",
     "LEFT_PANCAM",
     "MINI_TES",
     "RIGHT_NAVCAM",
     "RIGHT_PANCAM"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_CALIBRATION_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The instrument_calibration_desc element explains the
     method of calibrating an instrument and identifies
     reference documents which explain in detail the calibration
     of the instrument.
     As an example, this element would explain whether the
     calibration was time-independent (i.e., a single algorithm
     was used) or time-dependent and whether the calibration was
     performed in-flight or in a laboratory."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_COORDINATE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = DOUBLE
  UNIT_ID = RAD
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The INSTRUMENT_COORDINATE element is an array of coordinate parameters. The
     parameters will be a set of azimuth and elevation values (radians) or a set
     of xyz position parameters (m). If the INSTRUMENT_COORDINATE_ID is an IVP,
     these values are ignored."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_COORDINATE_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The INSTRUMENT_COORDINATE_ID element identifies the frame in which the
     INSTRUMENT_COORDINATE values are given"
  STANDARD_VALUE_SET = {
     "IVP OBJECT",
     "LL 3DPNT",
     "LL AZEL",
     "MAST AZEL",
     "MAST RELATIVE AZEL",
     "NONE",
     "RVR BODY 3DPNT",
     "RVR BODY AZEL",
     "SITE 3DPNT"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_COORDINATE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 26
  DESCRIPTION = "
     The INSTRUMENT_COORDINATE_NAME element gives the name(s)
     associated with the value(s) in the INSTRUMENT_COORDINATE
     element. Valid values are NULL, MAST AZIMUTH, MAST MIRROR
     ACTUATOR ANGLE, AZIMUTH, ELEVATION, X, Y, Z."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_DATA_RATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'KB/S'
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM = -999
  MAXIMUM = 365.6
  DESCRIPTION = "
     The instrument_data_rate element provides the rate at which data were
     transmitted from an instrument to the spacecraft. (cf. data_rate)"
  STANDARD_VALUE_SET = {
     "-999",
     "121.9",
     "182.8",
     "243.7",
     "365.6",
     "60.9"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_DEPLOYMENT_STATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The instrument_deployment_state element indicates the deployment state
     (i.e. physical configuration) of an instrument at the time of data
     acquisition.
     Note: For MPF, this referred to whether or not the IMP camera
     had been deployed to the end of its 62 cm mast at the time an
     image was acquired."
  STANDARD_VALUE_SET = {
     "DEPLOYED",
     "STOWED"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The instrument_desc element describes a given
     instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_ELEVATION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The INSTRUMENT_ELEVATION element provides the value for the instrument's
     rotation in the vertical direction. It is usually measured from some kind
     of low hard stop. Although it may be used for any instrument where it makes
     sense, it is primarily intended for use in surface-based instruments that
     measure pointing in terms of azimuth and elevation. When in a
     DERIVED_GEOMETRY group, defines the elevation (vertical rotation) at which
     the instrument is pointed. This value is expressed using the cooridinate
     system referred to by REFERENCE_COORD_SYSTEM_NAME and
     REFERENCE_COORD_SYSTEM_INDEX contained within the same group. The
     interpretation of exactly what part of the instrument is being pointed is
     mission-specific. It could be the boresight, the camera head direction, the
     CAHV camera model A vector direction, or any of a number of other things.
     As such, for multimission use this value should be used mostly as an
     approximation, (e.g., identifying scenes which might contain a given
     object).
      
     The interpretation for MER is TBD."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_ELEVATION_METHOD
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The instrument_elevation_method element identifies the method used to
     calculate the instrument elevation from the elevation motor clicks."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_FORMATTED_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The instrument_formatted_desc element contains the formatted
     instrument descriptions. These descriptions represent the
     information collected for the PDS Version 1.0 instrument
     model and were created by extracting instrument information
     from several tables in the catalog data base.  These
     descriptions represent an archive since the tables have been
     eliminated as part of the catalog streamlining task."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_HEIGHT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = M
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The instrument_height element provides the physical height
     of an instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_HOST_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The instrument_host_desc data element describes the
     spacecraft or earthbase from which particular instrument
     measurements were taken.  For spacecraft, this description
     addresses the complement of instruments carried, the
     on-board communications and data processing equipment, the
     method of stabilization, the source of power and the
     capabilities or limitations of the spacecraft design which
     are related to data-taking activities.  The description may
     be a synopsis of available mission documentation."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_HOST_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 11
  DESCRIPTION = "
     The instrument_host_id element provides a unique identifier
     for the host where an instrument is located.  This host can be either a
     spacecraft or an earth base (e.g., and observatory or laboratory on the
     earth).  Thus, the instrument_host_id element can contain values which
     are either spacecraft_id values or earth_base_id values."
  STANDARD_VALUE_SET = {
     "24COL",
     "A12A",
     "A12C",
     "A12L",
     "A14A",
     "A14C",
     "A14L",
     "A15A",
     "A15C",
     "A15L",
     "A15S",
     "AAO",
     "AMON",
     "ARCB",
     "ASTR",
     "AUSTC14",
     "BUGLAB",
     "C130",
     "C154",
     "CFHT",
     "CLEM1",
     "CO",
     "CON",
     "CTIO",
     "CTIO15",
     "CTIO15M",
     "CTIOPPT",
     "DIF",
     "DII",
     "DS1",
     "ECAS",
     "ER-2",
     "ESO",
     "ESO1M",
     "ESO22M",
     "FEXP",
     "GDSCC",
     "GEMGB",
     "GIO",
     "GO",
     "GP",
     "GSR",
     "GSSR",
     "HAY",
     "HP",
     "HST",
     "HSTK",
     "ICE",
     "IRAS",
     "IRSN",
     "IRTF",
     "IUE",
     "KECK1",
     "KP36",
     "KP50",
     "KP84",
     "LICK1M",
     "LO72",
     "LOWELL",
     "LP",
     "LRO",
     "LSPN",
     "M10",
     "MCD21",
     "MCD27",
     "MCD27M",
     "MDM",
     "MER1",
     "MER2",
     "MESS",
     "MEX",
     "MGN",
     "MGS",
     "MK88",
     "MKO",
     "MKOPPT",
     "MKOUH22M",
     "MO",
     "MODEL",
     "MPFL",
     "MPFR",
     "MR6",
     "MR7",
     "MR9",
     "MRO",
     "MSN",
     "MSSSO",
     "MSX",
     "MTBG61",
     "MTSC14",
     "N/A",
     "NDC8",
     "NEAR",
     "NH",
     "NNSN",
     "NRAO",
     "O325T1",
     "O325T2",
     "O376T1",
     "O376T3",
     "O413T2",
     "OAO",
     "OBS007T1",
     "OBS055T3",
     "OBS055T4",
     "OBS055T6",
     "OBS056T2",
     "OBS056T3",
     "OBS056T6",
     "OBS056T9",
     "OBS211T1",
     "OBS211T2",
     "OBS240T1",
     "OBS320T13",
     "OBS321T3",
     "OBS325T1",
     "OBS325T2",
     "OBS327T1",
     "OBS333T1",
     "OBS347T3",
     "OBS376T1",
     "OBS376T2",
     "OBS376T3",
     "OBS378T2",
     "OBS413T2",
     "OBS445T3",
     "ODY",
     "P10",
     "P11",
     "P12",
     "PAL",
     "PAL200",
     "PEDB",
     "PGD",
     "PHX",
     "PPN",
     "PUBLIT",
     "PVO",
     "REUNIC14",
     "RL",
     "RO",
     "RSN",
     "S229",
     "SAKIG",
     "SDU",
     "SPEC",
     "SUISEI",
     "TRRLAB",
     "UH",
     "ULY",
     "UNK",
     "VARGBTEL",
     "VEGA1",
     "VEGA2",
     "VG1",
     "VG2",
     "VL1",
     "VL2",
     "VO1",
     "VO2",
     "VTH",
     "WFF",
     "WHT"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_HOST_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 120
  DESCRIPTION = "
     The instrument_host_name element provides the full name of
     the host on which an instrument is based.  This host can be
     either a spacecraft or an earth base.  Thus, the
     instrument_host_name element can contain values which are
     either spacecraft_name values or earth_base_name values."
  STANDARD_VALUE_SET = {
     "2001 MARS ODYSSEY",
     "24-COLOR SURVEY",
     "AMES MARS GENERAL CIRCULATION MODEL",
     "APACHE POINT OBSERVATORY 2.5-M SDSS RITCHEY-CHRETIEN ALTAZIMUTH REFLECTOR",
     "APACHE PT OBS. 2.5M SDSS RITCHEY-CHRETIEN ALTAZIMUTH REFL",
     "APOLLO 12 COMMAND AND SERVICE MODULE",
     "APOLLO 12 LUNAR MODULE",
     "APOLLO 12 LUNAR SURFACE EXPERIMENTS PACKAGE",
     "APOLLO 14 COMMAND AND SERVICE MODULE",
     "APOLLO 14 LUNAR MODULE",
     "APOLLO 14 LUNAR SURFACE EXPERIMENTS PACKAGE",
     "APOLLO 15 COMMAND AND SERVICE MODULE",
     "APOLLO 15 LUNAR MODULE",
     "APOLLO 15 LUNAR SURFACE EXPERIMENTS PACKAGE",
     "APOLLO 15 SUBSATELLITE",
     "ARECIBO OBSERVATORY",
     "ARECIBO OBSERVATORY 305-M FIXED SPHERICAL REFLECTING ANTENNA",
     "BLOOMSBURG UNIVERSITY GONIOMETER LABORATORY",
     "CANADA-FRANCE-HAWAII TELESCOPE",
     "CASSINI ORBITER",
     "CERRO TOLOLO INTER-AMERICAN OBSERVATORY 1-M BOLLER & CHIVENS RITCHEY-CHRETIEN REFLECTOR",
     "CERRO TOLOLO INTER-AMERICAN OBSERVATORY 1.5 METER",
     "CERRO TOLOLO INTER-AMERICAN OBSERVATORY 1.5-M RITCHEY-CHRETIEN CASSEGRAIN REFLECTOR",
     "CERRO TOLOLO INTER-AMERICAN OBSERVATORY 2MASS 1.3M TELESCOPE",
     "CERRO TOLOLO INTERAMERICAN OBSERVATORY",
     "CLEMENTINE 1",
     "COMET NUCLEUS TOUR",
     "CTIO 1.5M TELESCOPE",
     "CTIO PLANETARY PATROL TELESCOPE",
     "DEEP IMPACT FLYBY SPACECRAFT",
     "DEEP IMPACT IMPACTOR SPACECRAFT",
     "DEEP SPACE 1",
     "EIGHT COLOR ASTEROID SURVEY",
     "EL LEONCITO ASTRONOMICAL COMPLEX 2.15-M BOLLER & CHIVENS REFLECTOR",
     "EUROPEAN SOUTHERN OBSERVATORY",
     "EUROPEAN SOUTHERN OBSERVATORY 1-M PHOTOMETRIC CASSEGRAIN REFLECTOR",
     "EUROPEAN SOUTHERN OBSERVATORY 1-M TELESCOPE",
     "EUROPEAN SOUTHERN OBSERVATORY 1.52-M SPECTROGRAPHIC CASSEGRAIN/COUDE REFLECTOR",
     "EUROPEAN SOUTHERN OBSERVATORY 2.2-M TELESCOPE",
     "EUROPEAN SOUTHERN OBSERVATORY 3.6-M EQUATORIAL CASSEGRAIN/COUDE REFLECTOR",
     "EUROPEAN SOUTHERN OBSERVATORY NEW TECHNOLOGY TELESCOPE (NTT)",
     "FIELD EXPERIMENT",
     "FRED L. WHIPPLE OBSERVATORY 2MASS 1.3M TELESCOPE",
     "GALILEO ORBITER",
     "GALILEO PROBE",
     "GEM GROUND-BASED OBSERVATORIES: CALAR ALTO AND ESO",
     "GIOTTO",
     "GOLDSTONE DEEP SPACE COMMUNICATIONS COMPLEX",
     "GOLDSTONE SOLAR SYSTEM RADAR",
     "HAYABUSA",
     "HAYSTACK OBSERVATORY",
     "HUBBLE SPACE TELESCOPE",
     "HUYGENS PROBE",
     "ICE",
     "IHW AMATEUR OBSERVATIONS NETWORK",
     "IHW ASTROMETRY NETWORK",
     "IHW INFRARED STUDIES NETWORK",
     "IHW LARGE-SCALE PHENOMENA NETWORK",
     "IHW METEOR STUDIES NETWORK",
     "IHW NEAR-NUCLEUS STUDIES NETWORK",
     "IHW PHOTOMETRY AND POLARIMETRY NETWORK",
     "IHW RADIO STUDIES NETWORK",
     "IHW SPECTROSCOPY AND SPECTROPHOTOMETRY NETWORK",
     "INFRARED ASTRONOMICAL SATELLITE",
     "INFRARED TELESCOPE FACILITY",
     "INTERNATIONAL ULTRAVIOLET EXPLORER",
     "ISAAC NEWTON GROUP 4.2-M WILLIAM HERSCHEL TELESCOPE",
     "KECK I 10M TELESCOPE",
     "KITT PEAK NATIONAL OBSERVATORY 2.13-M CORNING CASSEGRAIN/COUDE REFLECTOR",
     "KITT PEAK NATIONAL OBSERVATORY 36 INCH (0.914M) TELESCOPE",
     "KITT PEAK NATIONAL OBSERVATORY 50 INCH (1.27M) TELESCOPE",
     "KITT PEAK NATIONAL OBSERVATORY 84 INCH (2.13M) TELESCOPE",
     "LICK OBSERVATORY ANNA L. NICKEL 1-METER TELESCOPE",
     "LOWELL OBSERVATORY",
     "LOWELL OBSERVATORY 72 INCH (1.83M) TELESCOPE",
     "LUNAR PROSPECTOR",
     "LUNAR RECONNAISSANCE ORBITER",
     "MAGELLAN",
     "MARINER 10",
     "MARINER 6",
     "MARINER 7",
     "MARINER 9",
     "MARS EXPLORATION ROVER 1",
     "MARS EXPLORATION ROVER 2",
     "MARS EXPRESS",
     "MARS GLOBAL SURVEYOR",
     "MARS OBSERVER",
     "MARS PATHFINDER LANDER",
     "MARS RECONNAISSANCE ORBITER",
     "MAUNA KEA OBSERVATORY",
     "MAUNA KEA OBSERVATORY 2.24-M CASSEGRAIN/COUDE REFLECTOR",
     "MAUNA KEA OBSERVATORY 3.2-M INFRARED CASS. REFLECTOR (IRTF)",
     "MAUNA KEA OBSERVATORY 3.2-M NASA INFRARED CASSEGRAIN EQUAT. REFLECTOR (IRTF)",
     "MAUNA KEA OBSERVATORY 61-CM BOLLER & CHIVENS CASSEGRAIN REFLECTOR #1",
     "MAUNA KEA OBSERVATORY 88 INCH (2.24M) TELESCOPE",
     "MAUNA KEA OBSERVATORY PLANETARY PATROL TELESCOPE",
     "MCDONALD OBSERVATORY 2.1-M STRUVE WARNER & SWASEY REFLECTOR",
     "MCDONALD OBSERVATORY 2.1M TELESCOPE",
     "MCDONALD OBSERVATORY 2.7-M HARLAN J. SMITH TELESCOPE",
     "MCDONALD OBSERVATORY 2.7M HARLAN J. SMITH TELESCOPE",
     "MCDONALD OBSERVATORY 2.7M TELESCOPE",
     "MCDONALD OBSERVATORY 91-CM BOLLER & CHIVENS CASSEGRAIN REFLECTOR",
     "MCGRAW-HILL 1.3M TINSLEY CASSEGRAIN/COUDE REFLECTOR",
     "MCGRAW-HILL 2.4M HILTNER RITCHEY-CHRETIEN EQUATRL REFLCTR",
     "MESSENGER",
     "MICHIGAN-DARTMOUTH-MIT OBSERVATORY",
     "MICROROVER FLIGHT EXPERIMENT",
     "MIDCOURSE SPACE EXPERIMENT",
     "MOUNT BIGELOW (CATALINA) STATION 1.54-M CASSEGRAIN/COUDE REFLECTOR",
     "MOUNT BIGELOW 61 INCH (1.54M) TELESCOPE",
     "MOUNT STROMLO SIDING SPRING OBSERVATORY",
     "MT. SINGLETON C14 PORTABLE TELESCOPE",
     "N/A",
     "NASA C-130 AIRCRAFT",
     "NASA DC-8 AIRCRAFT",
     "NASA ER-2 AIRCRAFT",
     "NASA GODDARD SPACE FLIGHT CENTER WALLOPS FLIGHT FACILITY",
     "NASA INFRARED TELESCOPE FACILITY",
     "NATIONAL ASTRONOMICAL OBSERVATORY-ENSENADA 1.5 M",
     "NATIONAL RADIO ASTRONOMY OBSERVATORY",
     "NEAR EARTH ASTEROID RENDEZVOUS",
     "NEW HORIZONS",
     "NULL",
     "OKAYAMA ASTROPHYSICAL OBSERVATORY",
     "PALOMAR OBSERVATORY",
     "PALOMAR OBSERVATORY 1.52-M RITCHEY-CHRETIEN CASSEGRAIN/COUDE REFLECTOR",
     "PALOMAR OBSERVATORY 200-IN HALE TELESCOPE",
     "PHOENIX",
     "PIONEER",
     "PIONEER 10",
     "PIONEER 11",
     "PIONEER VENUS ORBITER",
     "PLANETARY GEOSCIENCES DIVISION SPECTROSCOPY LAB",
     "PROPER ELEMENTS DATABASE OF MILANI AND KNEZEVIC",
     "PUBLISHED LITERATURE",
     "QUEENSLAND AUSTRALIA PORTABLE C-14",
     "REUNION ISLAND PORTABLE C-14",
     "ROSETTA-LANDER",
     "ROSETTA-ORBITER",
     "SAKIGAKE",
     "SL9 EARTH-BASED OBSERVATORIES",
     "STARDUST",
     "SUBMILLIMETER TELESCOPE OBSERVATORY 10-M HEINRICH HERTZ SUBMILLIMETER TELESCOPE (SMT)",
     "SUISEI",
     "TERRESTRIAL LABORATORY",
     "ULYSSES",
     "UNIVERSITY OF ARIZONA 1.54M CATALINA REFLECTOR",
     "UNIVERSITY OF ARIZONA 2.29M STEWARD OBSERVATORY REFLECTOR",
     "UNIVERSITY OF HAWAII",
     "UNIVERSITY OF HAWAII 2.2-METER TELESCOPE",
     "UNKNOWN",
     "USGS RESTON SPECTROSCOPY LABORATORY",
     "VARIOUS GROUND-BASED TELESCOPES",
     "VARIOUS TELESCOPE HOSTS",
     "VEGA 1",
     "VEGA 2",
     "VIKING LANDER 1",
     "VIKING LANDER 2",
     "VIKING ORBITER 1",
     "VIKING ORBITER 2",
     "VOYAGER 1",
     "VOYAGER 2",
     "W.M. KECK OBSERVATORY 10-M KECK I RITCHEY-CHRETIEN ALTAZIMUTH REFLECTOR",
     "W.M. KECK OBSERVATORY 10-M KECK II RITCHEY-CHRETIEN ALTAZIMUTH REFLECTOR"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_HOST_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The instrument_host_type element provides the type of host
     on which an instrument is based.  For example, if the
     instrument is located on a spacecraft, the
     instrument_host_type element would have the value
     SPACECRAFT."
  STANDARD_VALUE_SET = {
     "DATA BASE",
     "EARTH BASED",
     "N/A",
     "ROVER",
     "SPACECRAFT",
     "UNK"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The instrument_id element provides an
     abbreviated name or acronym which identifies an instrument.
     Note:  The instrument_id is not a unique identifier
     for a given instrument.  Note also that the
     associated instrument_name element provides the full name
     of the instrument.
     Example values:  IRTM (for Viking Infrared Thermal Mapper),
     PWS (for plasma wave spectrometer)."
  STANDARD_VALUE_SET = {
     "120CVF",
     "2CP",
     "8CPS",
     "A-STAR",
     "ACCEL",
     "ACP",
     "ALICE",
     "AMES-GCM",
     "AMICA",
     "AMPG",
     "AMSP",
     "AMVIS",
     "API",
     "APPH",
     "APS",
     "APXS",
     "ASAR",
     "ASAS",
     "ASE",
     "ASI",
     "ASIMET",
     "ASPERA-3",
     "ASTR",
     "ATM",
     "AVIR",
     "AWND",
     "B&C",
     "B-STAR",
     "BUG",
     "CAM1",
     "CAM2",
     "CAPS",
     "CASPIR",
     "CCD",
     "CCDC",
     "CCDIMGR",
     "CCIG",
     "CDA",
     "CFCCD",
     "CFI",
     "CIDA",
     "CIRC",
     "CIRS",
     "COM",
     "COMPIL",
     "COSPIN-AT",
     "COSPIN-HET",
     "COSPIN-HFT",
     "COSPIN-KET",
     "COSPIN-LET",
     "CPI",
     "CRAT",
     "CRISM",
     "CRISP",
     "CRISPIMAG",
     "CRISPSPEC",
     "CRS",
     "CRT",
     "CS2",
     "CTIOCCD",
     "CTX",
     "CVF",
     "DAED",
     "DBP",
     "DDS",
     "DERIV",
     "DESCAM",
     "DFMI",
     "DID",
     "DISR",
     "DK2A",
     "DLRE",
     "DSS14",
     "DUCMA",
     "DWE",
     "DYNSCI",
     "EMMI",
     "ENG",
     "EPA",
     "EPAC",
     "EPAS",
     "EPD",
     "EPI",
     "EPPS",
     "ER",
     "ES2",
     "ESOCCD",
     "ESP",
     "EUV",
     "FC1B",
     "FC2A",
     "FC3A",
     "FGM",
     "FPA",
     "FRONT_HAZCAM_LEFT",
     "FTS",
     "GAS",
     "GBT",
     "GCMS",
     "GDDS",
     "GPMS",
     "GPSM",
     "GRB",
     "GRE",
     "GRS",
     "GTT",
     "GWE",
     "HAD",
     "HASI",
     "HAZCAM",
     "HIC",
     "HIRES",
     "HIRISE",
     "HISCALE",
     "HMC",
     "HRD",
     "HRII",
     "HRIV",
     "HRSC",
     "HSCCD",
     "HSOTP",
     "HSTACS",
     "HSTP",
     "HUYGENS_HK",
     "HVM",
     "I0028",
     "I0034",
     "I0035",
     "I0039",
     "I0046",
     "I0051",
     "I0052",
     "I0054",
     "I0055",
     "I0059",
     "I0060",
     "I0061",
     "I0062",
     "I0065",
     "I0066",
     "I0069",
     "I0070",
     "I0071",
     "I0276",
     "I0287",
     "I0387",
     "I0390",
     "I0391",
     "ICI",
     "IDS",
     "IGI",
     "IIRAR",
     "IKS",
     "IMF",
     "IMP",
     "IMS",
     "IMU",
     "INMS",
     "INSBPHOT",
     "IPP",
     "IRFCURV",
     "IRFTAB",
     "IRIMAG",
     "IRIS",
     "IRPHOT",
     "IRPOL",
     "IRR",
     "IRS",
     "IRSPEC",
     "IRTM",
     "ISIS",
     "ISS",
     "ISSN",
     "ISSNA",
     "ISSW",
     "ISSWA",
     "ITS",
     "JPA",
     "KECK1LWS",
     "LAMP",
     "LCS",
     "LECP",
     "LEISA",
     "LEND",
     "LFTS",
     "LIDAR",
     "LO72CCD",
     "LORRI",
     "LPLCCD",
     "LR1",
     "LR2",
     "LRD",
     "LSPN",
     "LWIR",
     "LWP",
     "LWR",
     "M3SPEC",
     "MAG",
     "MAGER",
     "MAR",
     "MARCI",
     "MARSIS",
     "MASCS",
     "MAWD",
     "MB",
     "MCDIDS",
     "MCS",
     "MDIS-NAC",
     "MDIS-WAC",
     "MECA_AFM",
     "MECA_ELEC",
     "MECA_TECP",
     "MECA_WCL",
     "MET",
     "MI",
     "MICAS",
     "MIMI",
     "MINI-TES",
     "MIRO",
     "MISCHA",
     "MLA",
     "MOC",
     "MOLA",
     "MRFLRO",
     "MRI",
     "MRS",
     "MSI",
     "MSNRDR",
     "MSNVIS",
     "MTES",
     "MVIC",
     "N/A",
     "NAVCAM",
     "NEP",
     "NFR",
     "NGIMS",
     "NIMS",
     "NIR",
     "NIS",
     "NLR",
     "NMS",
     "NNSN",
     "NS",
     "NSFCAM",
     "OASIS",
     "OEFD",
     "OETP",
     "OIMS",
     "OM",
     "OMAG",
     "OMEGA",
     "ONMS",
     "OPE",
     "ORAD",
     "ORPA",
     "ORSE",
     "OUVS",
     "PA",
     "PANCAM",
     "PARB",
     "PEPE",
     "PEPSSI",
     "PFES",
     "PHOT",
     "PIA",
     "PLAWAV",
     "PLS",
     "PM1",
     "POS",
     "PPFLX",
     "PPMAG",
     "PPOL",
     "PPR",
     "PPS",
     "PPSTOKE",
     "PRA",
     "PUMA",
     "PWS",
     "QUIRC",
     "RAC",
     "RADAR",
     "RADR",
     "RADWAV",
     "RAT",
     "RCAC31034A",
     "RCLT",
     "RCRR",
     "RCRT",
     "RDRS",
     "REAG",
     "RMTR",
     "RPWS",
     "RSCN",
     "RSOC",
     "RSOH",
     "RSRDR",
     "RSS",
     "RSS-VG1S",
     "RSS-VG2S",
     "RSS-VG2U",
     "RSSL",
     "RSUV",
     "RTLS",
     "RVRC",
     "SCE",
     "SDC",
     "SEIS",
     "SHARAD",
     "SHYG",
     "SIRS",
     "SOW",
     "SP1",
     "SP2",
     "SPEC",
     "SPICAM",
     "SPICE",
     "SPIRIT3",
     "SPK",
     "SQIID",
     "SRC",
     "SSD",
     "SSI",
     "SUSI",
     "SWAP",
     "SWICS",
     "SWOOPS",
     "SWP",
     "SWS",
     "TEGA",
     "TEL",
     "TES",
     "THEMIS",
     "THRM",
     "TIMS",
     "TLM",
     "TNM",
     "TRD",
     "TT",
     "TVS",
     "UDDS",
     "UHCCD",
     "ULECA",
     "UNK",
     "URAC",
     "URAP",
     "UV",
     "UVIS",
     "UVS",
     "UVVIS",
     "VARGBDET",
     "VHM/FGM",
     "VIMS",
     "VIS",
     "VISA",
     "VISB",
     "WFPC2",
     "WINDSOCK",
     "WTHS",
     "XGR",
     "XRFS",
     "XRS"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_IDLE_TIMEOUT
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = S
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 32767
  DESCRIPTION = "
       The INSTRUMENT_IDLE_TIMEOUT element identifies the amount of time
       in seconds that an instrument may be idle before powering off."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_LENGTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = M
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The instrument_length element provides the physical length
     of an instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_MANUFACTURER_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The instrument_manufacturer_name element identifies the
     manufacturer of an instrument."
  STANDARD_VALUE_SET = {
     "DAEDALUS ENTERPRISES, INC.",
     "GEOPHYSICAL AND ENVIRONMENTAL RESEARCH INC.",
     "HUGHES AIRCRAFT",
     "JET PROPULSION LABORATORY",
     "JOHNS HOPKINS UNIVERSITY APPLIED PHYSICS LABORATORY",
     "JPL",
     "MARTIN MARIETTA",
     "MASSACHUSETTS INSTITUTE OF TECHNOLOGY",
     "METEOROLOGICAL RESEARCH INC.",
     "N/A",
     "RAYTEK INCORPORATED",
     "SANTA BARBARA RESEARCH CENTER",
     "SPACETAC",
     "THE JOHNS HOPKINS UNIVERSITY APPLIED PHYSICS LABORATORY",
     "THE UNIVERSITY OF IOWA",
     "TRW/GE/NASA",
     "UNIVERSITY OF CALIFORNIA, BERKELEY",
     "UNIVERSITY OF IOWA",
     "UNK"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_MASS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KG
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The instrument_mass element provides the mass of an
     instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_MODE_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The instrument_mode_desc element describes the
     instrument mode which is identified by the
     instrument_mode_id element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_MODE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The instrument_mode_id element provides an
     instrument-dependent designation of operating mode.  This
     may be simply a number, letter or code, or a word such as
     'normal', 'full resolution', 'near encounter', or
     'fixed grating'."
  STANDARD_VALUE_SET = {
     "...",
     "..D",
     ".G.",
     ".GD",
     "1",
     "2",
     "3",
     "4",
     "4X1SUMMATION_FRAME",
     "5",
     "6",
     "7",
     "8",
     "9",
     "ALTIMETRY",
     "CONTIGUOUS_READOUT",
     "CRUISE",
     "E1-LONG",
     "E1-SHORT",
     "E2-LONG",
     "E2-SHORT",
     "ENCOUNTER",
     "FAR_ENCOUNTER",
     "FAR_ENCOUNTER_STOW",
     "FIXED_PLANET",
     "FIXED_REFERENCE",
     "FIXED_SPACE",
     "FIXLOH",
     "FIXLOL",
     "FULL_FRAME",
     "GS3GAINHI/WFMPWRON",
     "HAA",
     "HARAD",
     "HARAD1",
     "IM1",
     "IM10",
     "IM11",
     "IM12",
     "IM13",
     "IM14",
     "IM15",
     "IM2",
     "IM26",
     "IM2A",
     "IM2C",
     "IM2W",
     "IM3",
     "IM4",
     "IM5",
     "IM6",
     "IM7",
     "IM8",
     "IM9",
     "IMK",
     "IMO",
     "IMQ",
     "L-LONG",
     "L-SHORT",
     "L..",
     "L.D",
     "LEVEL",
     "LEVEL1",
     "LEVEL2",
     "LEVEL3",
     "LG.",
     "LGD",
     "M-LONG",
     "M-SHORT",
     "MODIFIED_NORMAL",
     "N/A",
     "NEAR_ENCOUNTER",
     "NORMAL",
     "OC3",
     "OPERATING",
     "PB8",
     "POLHIH",
     "POLHIL",
     "POLLO",
     "POLLO1",
     "RADIOMETRY",
     "SAR",
     "SS05",
     "SS07",
     "SS18",
     "SS19",
     "URANUS_SCAN_CYCLIC",
     "VLOBRH",
     "VLOBRL",
     "WAVELENGTH_SCANNING",
     "WINDOWED_FRAME",
     "XXXXXH",
     "XXXXXL"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_MOUNTING_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The instrument_mounting_desc element describes the
     mounting of an instrument (on a platform on spacecraft or
     a mounting at a lab) and the orientation of the
     instrument with respect to the platform."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The instrument_name element provides the full name of an
     instrument.
     Note: that the associated instrument_id element
     provides an abbreviated name or acronym for the instrument.
     Example values:  FLUXGATE MAGNETOMETER, NEAR_INFRARED
     MAPPING SPECTROMETER."
  STANDARD_VALUE_SET = {
     "120-COLOR CIRCULAR-VARIABLE-FILTER (CVF) PHOTOMETER",
     "2 CHANNEL PHOTOMETER",
     "2MASS CAMERA - NORTH",
     "2MASS CAMERA - SOUTH",
     "8 COLOR PHOTOMETRIC SYSTEM",
     "A STAR TRACKER CAMERA",
     "ACCELEROMETER",
     "ADV. SOLID-STATE ARRAY SPECTRORADIOMETER",
     "ADVANCE CAMERA FOR SURVEYS",
     "AEROSOL COLLECTOR PYROLYSER",
     "AIRBORNE VISIBLE/IR IMAGING SPECTROMETER",
     "AIRSAR",
     "ALICE",
     "ALICE UV IMAGER",
     "ALPHA PARTICLE SPECTROMETER",
     "ALPHA PARTICLE X-RAY SPECTROMETER",
     "ALPHA PROTON X-RAY SPECTROMETER",
     "AMATEUR PHOTOGRAPHY",
     "AMATEUR SPECTROGRAPHS",
     "AMATEUR VISUAL OBSERVATIONS",
     "ANALYZER OF SPACE PLASMA AND ENERGETIC ATOMS (3RD VERSION)",
     "APERTURE PHOTOMETER",
     "APOLLO 14 COLD CATHODE ION GAGE EXPERIMENT",
     "APOLLO 15 COLD CATHODE ION GAGE EXPERIMENT",
     "ARECIBO RADAR DATA",
     "ASTEROID MULTI-BAND IMAGING CAMERA",
     "ATMOSPHERIC STRUCTURE EXPERIMENT",
     "ATMOSPHERIC STRUCTURE INSTRUMENT",
     "ATMOSPHERIC STRUCTURE INSTRUMENT / METEOROLOGY PACKAGE",
     "AUXILIARY PORT IMAGER",
     "B STAR TRACKER CAMERA",
     "BECKMAN DK2A RATIO RECORDING SPECTROREFLECTOMETER",
     "BLOOMSBURG UNIVERSITY GONIOMETER",
     "BOLLER & CHIVENS SPECTROGRAPH",
     "CAMERA 1",
     "CAMERA 2",
     "CASSEGRAIN FOCUS DIRECT IMAGE CCD CAMERA",
     "CASSEGRAIN IR CAMERA",
     "CASSEGRAIN SPECTROMETER",
     "CASSINI PLASMA SPECTROMETER",
     "CCD IMAGER",
     "CFIM+T2KA",
     "CHARGED PARTICLE INSTRUMENT",
     "CIRCULARLY VARIABLE FILTER",
     "COMETARY AND INTERSTELLAR DUST ANALYZER",
     "COMMUNICATION SYSTEM",
     "COMPACT RECONNAISSANCE IMAGING SPECTROMETER FOR MARS",
     "COMPILATION",
     "COMPOSITE INFRARED SPECTROMETER",
     "CONTEXT CAMERA",
     "CONTOUR DUST ANALYZER",
     "CONTOUR FORWARD IMAGER",
     "CONTOUR REMOTE IMAGING SPECTROGRAPH",
     "CONTOUR REMOTE IMAGING SPECTROGRAPH - IMAGER",
     "CONTOUR REMOTE IMAGING SPECTROGRAPH - SPECTROMETER",
     "CONTOUR TELEMETRY",
     "COSMIC DUST ANALYZER",
     "COSMIC RAY SUBSYSTEM",
     "COSMIC RAY SYSTEM",
     "COSMIC RAY TELESCOPE",
     "COSMIC RAY TELESCOPE FOR THE EFFECTS OF RADIATION",
     "COSPIN-ANISOTROPY TELESCOPE",
     "COSPIN-HIGH ENERGY TELESCOPE",
     "COSPIN-HIGH FLUX TELESCOPE",
     "COSPIN-KIEL ELECTRON TELESCOPE",
     "COSPIN-LOW ENERGY TELESCOPE",
     "CROSS-DISPERSED ECHELLE SPECTROMETER",
     "CRS",
     "CRYOGENIC ARRAY SPECTROMETER/IMAGER",
     "CTIO 1.0M 2DFRUTTI SPECTROGRAPH",
     "CTIO 1.5-METER CASSEGRAIN SPECTROGRAPH",
     "CTIO CCD SYSTEM",
     "DAEDALUS SPECTROMETER",
     "DEEP IMPACT HIGH RESOLUTION INSTRUMENT - IR SPECTROMETER",
     "DEEP IMPACT HIGH RESOLUTION INSTRUMENT - VISIBLE CCD",
     "DEEP IMPACT IMPACTOR TARGETING SENSOR - VISIBLE CCD",
     "DEEP IMPACT MEDIUM RESOLUTION INSTRUMENT - VISIBLE CCD",
     "DENIS 3-CHANNEL NEAR-INFRARED CAMERA",
     "DERIVATION",
     "DESCENT CAMERA",
     "DESCENT IMAGER SPECTRAL RADIOMETER",
     "DIVINER LUNAR RADIOMETER EXPERIMENT",
     "DOPPLER WIND EXPERIMENT",
     "DUAL BEAM PHOTOMETER",
     "DUAL TECHNIQUE MAGNETOMETER",
     "DUST DETECTION INSTRUMENT",
     "DUST FLUX MONITOR INSTRUMENT",
     "DUST IMPACT DETECTOR",
     "DUST IMPACT MASS ANALYZER",
     "DUST IMPACT PLASMA DETECTOR",
     "DUST PARTICLE COUNTER AND MASS ANALYZER",
     "DUST PARTICLE DETECTOR",
     "DYNAMIC SCIENCE EXPERIMENT",
     "ELECTRON REFLECTOMETER",
     "ELECTRON TEMPERATURE PROBE",
     "ENERGETIC PARTICLE AND PLASMA SPECTROMETER",
     "ENERGETIC PARTICLE ANISOTROPY SPECTROMETER",
     "ENERGETIC PARTICLE COMPOSITION INSTRUMENT",
     "ENERGETIC PARTICLE EXPERIMENT",
     "ENERGETIC PARTICLES DETECTOR",
     "ENERGETIC PARTICLES INVESTIGATION",
     "ESO BOLLER AND CHIVENS SPECTROGRAPH",
     "ESO CCD SYSTEM",
     "ESO MULTIMODE INSTRUMENT",
     "EXTREME ULTRAVIOLET SPECTROMETER",
     "FIELD PORTABLE ANEMOMETER MASTS",
     "FINK SPECTROGRAPH",
     "FLUXGATE MAGNETOMETER",
     "FOCAL PLANE ARRAY",
     "FRONT HAZARD AVOIDANCE CAMERA LEFT",
     "GALILEO DUST DETECTION SYSTEM",
     "GALILEO ORBITER STAR SCANNER",
     "GALILEO PROBE MASS SPECTROMETER",
     "GALILEO PROBE NEPHELOMETER",
     "GAMMA RAY SPECTROMETER",
     "GAMMA RAY SPECTROMETER / HIGH ENERGY NEUTRON DETECTOR",
     "GAMMA RAY/NEUTRON SPECTROMETER/HIGH ENERGY NEUTRON DETECTOR",
     "GAS CHROMATOGRAPH MASS SPECTROMETER",
     "GAS INSTRUMENT",
     "GEIGER TUBE TELESCOPE",
     "GIOTTO RADIOSCIENCE EXPERIMENT",
     "GOLDSTONE DEEP SPACE NETWORK ANTENNA DSS-14",
     "GPS MICROTERRAIN",
     "GRAVITATIONAL WAVE EXPERIMENT",
     "GROUND-BASED CCDS",
     "HALLEY MULTICOLOUR CAMERA",
     "HASSELBLAD 70MM STEREO CAMERA SYSTEM",
     "HAZARD AVOIDANCE CAMERA",
     "HEAVY ION COUNTER",
     "HELIOSPHERIC INST-SPECTRA,COMPOSITION,ANISOTROPY AT LOW ENER",
     "HELIUM ABUNDANCE DETECTOR",
     "HELIUM ABUNDANCE INTERFEROMETER",
     "HELIUM VECTOR MAGNETOMETER",
     "HIGH RATE DETECTOR",
     "HIGH RESOLUTION IMAGING SCIENCE EXPERIMENT",
     "HIGH RESOLUTION STEREO CAMERA",
     "HIGH SPEED OCCULTATION TIMING PHOTOMETER",
     "HUBBLE SPACE TELESCOPE",
     "HUYGENS ATMOSPHERIC STRUCTURE INSTRUMENT",
     "HUYGENS PROBE HOUSEKEEPING",
     "IHW ASTROMETRY NETWORK",
     "IHW INFRARED IMAGING DATA",
     "IHW INFRARED PHOTOMETRY DATA",
     "IHW INFRARED POLARIMETRY DATA",
     "IHW INFRARED SPECTROSCOPY DATA",
     "IHW LARGE-SCALE PHENOMENA NETWORK",
     "IHW NEAR-NUCLEUS STUDIES NETWORK",
     "IHW SPECTROSCOPY AND SPECTROPHOTOMETRY",
     "IMAGER FOR MARS PATHFINDER",
     "IMAGING GRISM INSTRUMENT",
     "IMAGING PHOTOPOLARIMETER",
     "IMAGING SCIENCE SUBSYSTEM",
     "IMAGING SCIENCE SUBSYSTEM - NARROW ANGLE",
     "IMAGING SCIENCE SUBSYSTEM - WIDE ANGLE",
     "INERTIAL MEASUREMENT UNIT",
     "INFRARED FILTER REFERENCE CURVES",
     "INFRARED FILTER REFERENCE TABLES",
     "INFRARED INTERFEROMETER SPECTROMETER",
     "INFRARED INTERFEROMETER SPECTROMETER AND RADIOMETER",
     "INFRARED RADIOMETER",
     "INFRARED SPECTROMETER",
     "INFRARED THERMAL MAPPER",
     "INSB INFRARED ARRAY",
     "INSB PHOTOMETER AT IRTF",
     "INTENSIFIED DISSECTOR SCANNER",
     "INTERMEDIATE DISPERSION SPECTROGRAPH AND IMAGING SYSTEM",
     "INTERPLANETARY MAGNETIC FIELD EXPERIMENT",
     "ION AND NEUTRAL MASS SPECTROMETER",
     "ION COMPOSITION INSTRUMENT",
     "ION MASS SPECTROMETER",
     "ION PROPULSION SYSTEM DIAGNOSTIC SUBSYSTEM",
     "IRIS",
     "JOHNSTONE PLASMA ANALYZER (JPA)",
     "JPL MID-INFRARED LARGE-WELL IMAGER",
     "KECK ECHELLE SPECTROGRAPH AND IMAGER",
     "KECK I LONG WAVELENGTH SPECTROGRAPH (IR)",
     "LA RUCA SITE 1K IMAGER",
     "LABELED RELEASE",
     "LARGE CASSEGRAIN SPECTROGRAPH",
     "LARGE CASSEGRAIN SPECTROMETER",
     "LARSON FOURIER TRANSFORM SPECTROMETER",
     "LARSON IHW SPECTROGRAPH",
     "LASER RANGEFINDER",
     "LIDAR HIGH-RESOLUTION IMAGER",
     "LIGHT DETECTION AND RANGING INSTRUMENT",
     "LIGHTNING AND RADIO EMISSION DETECTOR",
     "LINEAR ETALON IMAGING SPECTRAL ARRAY",
     "LONG RANGE RECONNAISSANCE IMAGER",
     "LONG WAVELENGTH INFRARED CAMERA",
     "LONG-WAVELENGTH PRIME",
     "LONG-WAVELENGTH REDUNDANT",
     "LOW ENERGY CHARGED PARTICLE",
     "LOWELL 72IN VISUAL CCD CAMERA",
     "LOWELL HIGH SPEED CCD SYSTEM",
     "LP ENGINEERING",
     "LPL VISUAL CCD CAMERA",
     "LUNAR EXPLORATION NEUTRON DETECTOR",
     "LYMAN ALPHA MAPPING PROJECT",
     "MAGNETOMETER",
     "MAGNETOMETER - ELECTRON REFLECTOMETER",
     "MAGNETOSPHERIC IMAGING INSTRUMENT",
     "MARK III SPECTROGRAPH",
     "MARS ADVANCED RADAR FOR SUBSURFACE AND IONOSPHERE SOUNDING",
     "MARS ATMOSPHERIC WATER DETECTOR",
     "MARS CLIMATE SOUNDER",
     "MARS COLOR IMAGER",
     "MARS EXPRESS ORBITER RADIO SCIENCE",
     "MARS ORBITER CAMERA",
     "MARS ORBITER LASER ALTIMETER",
     "MARS PATHFINDER IMP WINDSOCKS",
     "MARS RADIATION ENVIRONMENT EXPERIMENT",
     "MCDONALD INTENSIFIED DISSECTOR SCANNER",
     "MCDONALD P45A TWO-CHANNEL PHOTOMETER",
     "MECA ATOMIC FORCE MICROSCOPE",
     "MECA COMMON ELECTRONICS",
     "MECA OPTICAL MICROSCOPE",
     "MECA THERMAL AND ELECTRICAL CONDUCTIVITY PROBE",
     "MECA WET CHEMISTRY LABORATORY",
     "MER1 ENGINEERING",
     "MER2 ENGINEERING",
     "MERCURY ATMOSPHERIC AND SURFACE COMPOSITION SPECTROMETER",
     "MERCURY DUAL IMAGING SYSTEM NARROW ANGLE CAMERA",
     "MERCURY DUAL IMAGING SYSTEM WIDE ANGLE CAMERA",
     "MERCURY LASER ALTIMETER",
     "METEOR COUNTS - RADAR",
     "METEOR COUNTS - VISUAL",
     "METEOROLOGY",
     "METEOROLOGY SUITE, LIDAR",
     "METEOROLOGY SUITE, PRESSURE & TEMPERATURE",
     "MICROSCOPIC IMAGER",
     "MICROWAVE INSTRUMENT FOR THE ROSETTA ORBITER",
     "MINI-RF LRO",
     "MINIATURE INTEGRATED CAMERA-SPECTROMETER",
     "MINIATURE THERMAL EMISSION SPECTROMETER",
     "MIRSI - MID-INFRARED SPECTROMETER AND IMAGER",
     "MOESSBAUER SPECTROMETER",
     "MULTI-SPECTRAL IMAGER",
     "MULTISPECTRAL VISIBLE IMAGING CAMERA",
     "N/A",
     "NAVIGATION CAMERA",
     "NEAR INFRARED CAMERA",
     "NEAR INFRARED MAPPING SPECTROMETER",
     "NEAR INFRARED SPECTROMETER",
     "NEAR LASER RANGEFINDER",
     "NEPHELOMETER ENERGETIC PARTICLES INSTRUMENT",
     "NET FLUX RADIOMETER",
     "NEUTRAL GAS AND ION MASS SPECTROMETER",
     "NEUTRAL MASS SPECTROMETER",
     "NEUTRON SPECTROMETER",
     "NSF CAMERA",
     "OBSERVATOIRE MINERALOGIE, EAU, GLACES, ACTIVITE",
     "OKAYAMA ASTROPHYSICAL SYSTEM - IR IMAGING & SPECTROSCOPY",
     "OPTICAL PROBE EXPERIMENT",
     "ORBITER NEUTRAL MASS SPECTROMETER",
     "ORBITER RADIO SCIENCE EXPERIMENT",
     "ORBITER RETARDING POTENTIAL ANALYZER",
     "ORBITING RADAR",
     "PANORAMIC CAMERA",
     "PARABOLA",
     "PARTICULATE IMPACT ANALYZER",
     "PHOTOMETER",
     "PHOTOMETRIC FLUX DATA",
     "PHOTOMETRIC MAGNITUDE DATA",
     "PHOTOPOLARIMETER RADIOMETER",
     "PHOTOPOLARIMETER SUBSYSTEM",
     "PIONEER VENUS ORBITER ULTRAVIOLET SPECTROMETER",
     "PLANETARY RADIO ASTRONOMY RECEIVER",
     "PLASMA ENERGY ANALYZER",
     "PLASMA EXPERIMENT FOR PLANETARY EXPLORATION",
     "PLASMA INSTRUMENT",
     "PLASMA SCIENCE EXPERIMENT",
     "PLASMA WAVE ANALYZER",
     "PLASMA WAVE EXPERIMENT",
     "PLASMA WAVE INSTRUMENT",
     "PLASMA WAVE RECEIVER",
     "PLUTO ENERGETIC PARTICLE SPECTROMETER SCIENCE INVESTIGATION",
     "POLARIMETRY DATA",
     "PORTABLE FIELD EMISSION SPECTROMETER",
     "PRIMO I PHOTOMETER",
     "PVO ORBITER ION MASS SPECTROMETER",
     "QUADRISPHERICAL PLASMA ANALYZER",
     "QUICK INFRARED CAMERA",
     "RADAR",
     "RADAR SYSTEM",
     "RADIO AND PLASMA WAVE SCIENCE",
     "RADIO OH SPECTRAL LINE DATA",
     "RADIO SCIENCE SUBSYSTEM",
     "RADIO SPECTRAL LINE DATA",
     "RADIO TELESCOPE",
     "RADIOWAVE DETECTOR",
     "RATAN-600",
     "RAYNGER II PLUS",
     "RCAC31034A",
     "REAGAN SUNPHOTOMETER",
     "ROBERT C. BYRD GREEN BANK TELESCOPE",
     "ROBOTIC ARM CAMERA",
     "ROCK ABRASION TOOL",
     "ROVER CAMERA LEFT",
     "ROVER CAMERA REAR",
     "ROVER CAMERA RIGHT",
     "SAMPLE RETURN CAPSULE",
     "SDSS PHOTOMETRIC CAMERA",
     "SEISMOMETER",
     "SHALLOW RADAR",
     "SHORT-WAVELENGTH PRIME",
     "SIMULTANEOUS QUAD INFRARED IMAGING DEVICE (SQIID)",
     "SINGLE BEAM VIS/IR INTEL SPECTRORADIOMTR",
     "SMT MPIFR 19-CHANNEL BOLOMETER",
     "SOLAR CORONA EXPERIMENT",
     "SOLAR WIND AROUND PLUTO",
     "SOLAR WIND ION COMPOSITION SPECTROMETER",
     "SOLAR WIND OBSERVATIONS OVER THE POLES OF THE SUN",
     "SOLAR WIND PLASMA EXPERIMENT",
     "SOLAR WIND SPECTROMETER",
     "SOLAR X-RAY/COSMIC GAMMA-RAY BURST INSTRUMENT",
     "SOLAR-WIND EXPERIMENT",
     "SOLAR-WIND INSTRUMENT",
     "SOLID STATE IMAGING SYSTEM",
     "SPATIAL INFRARED IMAGING TELESCOPE",
     "SPECTRAL HYGROMETER",
     "SPEX",
     "SPICAM",
     "SPICE AND P-EPHEMERIS KERNELS",
     "SPICE KERNELS",
     "STOKES PARAMETERS",
     "STOVER CCD SPECTROGRAPH CAMERA",
     "STUDENT DUST COUNTER",
     "SUPERB SEEING IMAGER",
     "SURFACE STEREO IMAGER",
     "TEKTRONIX 2048X2048 CCD",
     "TELESCOPES",
     "TELEVISION SYSTEM",
     "TELLTALE",
     "THERMAL EMISSION IMAGING SYSTEM",
     "THERMAL EMISSION SPECTROMETER",
     "THERMAL EVOLVED GAS ANALYZER",
     "THERMAL INFRARED MULTI-MODE INSTRUMENT 2",
     "THERMAL INFRARED MULTISPECTRAL SCANNER",
     "THERMISTOR PROBE",
     "TINSLEY PHOTOMETER",
     "TORINO PHOTOPOLARIMETER",
     "TRAPPED RADIATION DETECTOR",
     "TRIAXIAL FLUXGATE MAGNETOMETER",
     "TUNDE-M ENERGETIC PARTICLE ANALYZER",
     "UH CCD SYSTEM",
     "UH TEKTRONIX 2K CCD",
     "ULTRA LOW ENERGY CHARGE ANALYZER",
     "ULTRAVIOLET IMAGING SPECTROGRAPH",
     "ULTRAVIOLET PHOTOMETER",
     "ULTRAVIOLET SPECTROMETER",
     "ULTRAVIOLET/VISIBLE CAMERA",
     "ULYSSES DUST DETECTION SYSTEM",
     "ULYSSES JUPITER SPICE S- AND P-EPHEM. KERNELS",
     "UNIFIED RADIO AND PLASMA WAVE EXPERIMENT",
     "UNIVERSITY OF ROCHESTER ARRAY CAMERA",
     "UNK",
     "UNK -  INSTRUMENT ID (FC1B )",
     "UNK -  INSTRUMENT ID (FC2A )",
     "UNK -  INSTRUMENT ID (FC3A )",
     "UNK - INSTRUMENT ID (FTS)",
     "UNKNOWN",
     "VARIOUS GROUND-BASED DETECTORS",
     "VARIOUS RADIO TELESCOPES",
     "VECTOR HELIUM/FLUXGATE MAGNETOMETERS",
     "VERY LARGE ARRAY",
     "VIKING METEOROLOGY INSTRUMENT SYSTEM",
     "VISUAL AND INFRARED MAPPING SPECTROMETER",
     "VISUAL IMAGING SUBSYSTEM",
     "VISUAL IMAGING SUBSYSTEM - CAMERA A",
     "VISUAL IMAGING SUBSYSTEM - CAMERA B",
     "VISUAL IMAGING SUBSYSTEM CAMERA A",
     "VISUAL IMAGING SUBSYSTEM CAMERA B",
     "WALLOPS/GSFC AIRBORNE TOPOGRAPHIC MAPPER",
     "WEATHER STATION",
     "WIDE FIELD PLANETARY CAMERA 2",
     "X-RAY FLORESCENCE",
     "XRAY SPECTROMETER",
     "XRAY/GAMMA RAY SPECTROMETER"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_PARAMETER_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The instrument_parameter_name element provides the name of
     the data parameter which was measured by an instrument.
     As an example, the instrument_parameter_name value could be
     ELECTRIC FIELD COMPONENT.  It is intended that the
     instrument_parameter_name element provide the name of the
     rawest measured value which has some physical significance.
      Thus, for example, while the detector of an instrument may
     actually record voltage differences, the electric field
     component which is proportional to those differences is
     considered to be the instrument parameter.
     Note: that the associated data_set_or_inst_parm_desc
     element describes the measured parameter."
  STANDARD_VALUE_SET = {
     "ATMOSPHERIC PRESSURE",
     "ATMOSPHERIC TEMPERATURE",
     "ATOMIC NUMBER (Z)",
     "BRIGHTNESS",
     "D1 RATE",
     "D2 RATE",
     "ELECTRIC FIELD COMPONENT",
     "ELECTRIC FIELD WAVEFORM",
     "ELECTRON CURRENT",
     "ELECTRON RATE",
     "ENERGY/NUCLEON",
     "ION CURRENT",
     "ION RATE",
     "MAGNETIC FIELD COMPONENT",
     "N/A",
     "PARTICLE MULTIPLE PARAMETERS",
     "PARTICLE RATE",
     "PHOTON FLUX",
     "PLANETARY RADIUS",
     "POSITION VECTOR",
     "PRESSURE",
     "RADAR ECHO POWER",
     "RADIANCE",
     "RADIANCE A",
     "RADIANCE B",
     "RADIANCE C1",
     "RADIANCE C2",
     "RADIANCE C3",
     "RADIANCE CHANNEL 1",
     "RADIANCE CHANNEL 2",
     "RADIANCE CHANNEL 3",
     "RADIANCE CHANNEL 4",
     "RADIANCE CHANNEL 5",
     "RADIANCE D",
     "RADIANT POWER",
     "RSSDETEB POWER",
     "SPECTRAL INTENSITY",
     "SPECTRAL RADIANCE",
     "TEMPERATURE",
     "UNK",
     "WAVE ELECTRIC FIELD AMPLITUDE",
     "WAVE ELECTRIC FIELD INTENSITY",
     "WAVE FLUX DENSITY",
     "WAVE MAGNETIC FIELD INTENSITY",
     "WIND DIRECTION",
     "WIND SPEED",
     "WIND VELOCITY"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_PARAMETER_RANGES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The instrument_parameter_ranges element provides the number of instrument
     parameter ranges for a given instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_PARAMETER_UNIT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The instrument_parameter_unit element specifies the unit of
     measure of associated instrument parameters."
  STANDARD_VALUE_SET = {
     "10**-6 WATT / CM**-2 / STERADIAN / WAVENUMBER",
     "AMPS",
     "COUNTS/SECOND",
     "DEGREE",
     "DEGREES CELSIUS",
     "DIMENSIONLESS",
     "KILOMETERS/HOUR",
     "METER",
     "METERS/SECOND",
     "MEV X MEV",
     "MEV/NUCLEON",
     "MILLIBAR",
     "N/A",
     "NANOTESLA",
     "NUMBER OF NUCLEAR PROTONS",
     "UNK",
     "VOLT/METER",
     "VOLTS",
     "WATT/(METER*METER)/STERADIAN",
     "WATT/METER**2/HERTZ",
     "WATTS",
     "WATTS/AREA/STERADIANS",
     "WATT_METER**-2_MICROMETER**-1"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_POWER_CONSUMPTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = W
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The instrument_power_consumption element provides power
     consumption information for an instrument.
     Note: instrument_power_consumption may vary with
     different modes of instrument operation."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_SERIAL_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The instrument serial number element provides the
     manufacturer's serial number assigned to an instrument.
     This number may be used to uniquely identify a particular
     instrument for tracing its components or determining its
     calibration history, for example."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_TEMPERATURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -273
  DESCRIPTION = "
     The INSTRUMENT_TEMPERATURE element provides the temperature, in degrees
     Celsius, of an instrument or some part of an instrument.
      
     This keyword may be used in conjunction with
     INSTRUMENT_TEMPERATURE_POINT to more fully describe either single or
     multiple temperatures at various locations within a single instrument. If
     there is more than one measurement taken for a given instrument, a multi-
     value ordered set of values (i.e., sequence) may be constructed to
     associate each temperature measurement in the INSTRUMENT_TEMPERATURE list
     with a corresponding item in the INSTRUMENT_TEMPERATURE_POINT sequence of
     values."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_TEMPERATURE_COUNT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The instrument_temperature_count element provides the instrument
     temperature in raw counts or DN values."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_TEMPERATURE_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  DESCRIPTION = "
     The INSTRUMENT_TEMPERATURE_NAME element is an array of the formal
     names identifying each of the values used in INSTRUMENT_TEMPERATURE."
  STANDARD_VALUE_SET = {
     "DESCENT CAMERA CCD",
     "EDL CCD",
     "FRONT HAZ ELECTRONICS",
     "LEFT NAV CCD",
     "LEFT PAN CCD",
     "LEFT PAN ELECTRONICS",
     "MI CCD",
     "MI ELECTRONICS",
     "REAR HAZ ELECTRONICS",
     "RIGHT PAN CCD"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_TEMPERATURE_POINT
  STATUS_TYPE = PROPOSED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
            The INSTRUMENT_TEMPERATURE_POINT element identifies the measurement
            point or location on an instrument or some part of an instrument.
            This keyword may be used in conjunction with INSTRUMENT_TEMPERATURE
            to more fully describe either single or multiple temperatures at
            various locations within a single instrument.  If there is more
            than one measurement taken for a given instrument, a multi-value
            ordered set of values (i.e., sequence) may be constructed to
            associate each temperature measurement in the
            INSTRUMENT_TEMPERATURE list with a corresponding item in the
            INSTRUMENT_TEMPERATURE_POINT sequence of values."
  STANDARD_VALUE_SET = {
     "COVER ACTUATOR",
     "DETECTOR OPTICAL BENCH SPECTROMETER HOUSING",
     "ELECTRONICS CHASSIS",
     "IR DETECTOR",
     "IR RADIATOR",
     "M1_MIRROR",
     "N/A",
     "OBA CUBE SUPPORT",
     "OBA1",
     "OBA2",
     "OBA3",
     "UV DETECTOR"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The instrument_type element identifies the type of an
     instrument.
     Example values:  POLARIMETER, RADIOMETER, REFLECTANCE
     SPECTROMETER, VIDICON CAMERA."
  STANDARD_VALUE_SET = {
     "3-COLOR PUSHBROOM IMAGER",
     "ABRADER",
     "ACCELEROMETER",
     "ACOUSTIC SENSOR",
     "ANEMOMETER",
     "ANTENNAE",
     "ATMOSPHERIC PROFILER",
     "ATTITUDE CONTROL SYSTEM",
     "BAROMETER",
     "BETA DETECTOR",
     "BOLOMETER",
     "CALORIMETER/SPECTROMETER",
     "CAMERA",
     "CCD",
     "CCD CAMERA",
     "CCD/SPECTROGRAPH",
     "CHARGED PARTICLE ANALYZER",
     "CHARGED PARTICLE TELESCOPE",
     "COMPUTATION",
     "COSMIC DUST ANALYZER",
     "COSMIC RAY DETECTOR",
     "DETECTOR ARRAY",
     "DOSIMETER",
     "DRILL",
     "DUST DETECTOR",
     "DUST IMPACT DETECTOR",
     "DUST SAMPLE COLLECTOR",
     "ELECTRODE COLLECTOR",
     "ELECTRON REFLECTOMETER",
     "ELECTRON SPECTROMETER",
     "ELECTRONICS",
     "ELECTROSTATIC ANALYZER",
     "ENERGETIC PARTICLE DETECTOR",
     "ENERGETIC PARTICLES DETECTOR",
     "EYE",
     "FARADAY CUP",
     "FLUXGATE MAGNETOMETER",
     "FLUXGATE SENSOR",
     "FRAMING CAMERA",
     "GAMMA RAY SPECTROMETER",
     "GAMMA-RAY BURST DETECTOR",
     "GAS DETECTOR",
     "HIGH ENERGY PARTICLE DETECTOR",
     "HOUSEKEEPING",
     "HYGROMETER",
     "IMAGER",
     "IMAGING CAMERA",
     "IMAGING SCIENCE SUBSYSTEM",
     "IMAGING SPECTROMETER",
     "IN SITU METEOROLOGY",
     "INERTIAL MEASUREMENT UNIT",
     "INFRARED IMAGER",
     "INFRARED IMAGING DEVICE",
     "INFRARED IMAGING SPECTROMETER",
     "INFRARED INTERFEROMETER",
     "INFRARED PHOTOMETER",
     "INFRARED POLARIMETER",
     "INFRARED SPECTROMETER",
     "ION MASS SPECTROMETER",
     "LASER ALTIMETER",
     "LASER RANGEFINDER",
     "LIDAR",
     "LINEAR ARRAY CAMERA",
     "LOW-FREQUENCY RADIO ARRAY",
     "MAGNETOMETER",
     "MAGNETOMETER ELECTRON REFLECTO",
     "MAGNETOSPHERIC IMAGING",
     "MASS SPECTROMETER",
     "METEOROLOGY",
     "MICROSCOPE",
     "N/A",
     "NEPHELOMETER",
     "NEUTRAL PARTICLE DETECTOR",
     "NEUTRON SPECTROMETER",
     "OPTICAL SPECTROGRAPH",
     "OPTICAL TELESCOPE",
     "PARTICLE COUNTER",
     "PARTICLE DETECTOR",
     "PARTICLE TELESCOPE",
     "PHOTOELECTRIC PHOTOMETER",
     "PHOTOMETER",
     "PHOTOMULTIPLIER",
     "PHOTOPOLARIMETER",
     "PHOTOPOLARIMETER RADIOMETER",
     "PLASMA EXPERIMENT",
     "PLASMA INSTRUMENT",
     "PLASMA WAVE",
     "PLASMA WAVE SPECTROMETER",
     "POLARIMETER",
     "PROBE",
     "QUADRAPOLE MASS SPECTROMETER",
     "QUADRUPOLE MASS SPECTROMETER",
     "RADAR",
     "RADAR ANTENNA",
     "RADAR MAPPER",
     "RADIO AND PLASMA WAVE SCIENCE",
     "RADIO SCIENCE",
     "RADIO SPECTROMETER",
     "RADIO TELESCOPE",
     "RADIOMETER",
     "REFERENCE DATA",
     "RELFECTANCE SPECTROMETER",
     "RETARDING POTENTIAL ANALYZER",
     "SPECTROGRAPH",
     "SPECTROMETER",
     "SPECTROREFLECTOMETER",
     "STAR SCANNER",
     "SYNTHESIZED ARRAY",
     "TELESCOPE",
     "THERMAL INFRARED SPECTROMETER",
     "THERMISTOR",
     "THERMOMETER",
     "TOTAL POWER DETECTOR",
     "ULTRAVIOLET SPECTROMETER",
     "UNK",
     "UNKNOWN",
     "UV/VISIBLE SPECTROMETER",
     "VIDICON CAMERA",
     "VISIBLE SPECTROMETER",
     "VISUAL COUNT",
     "WIDE FIELD CAMERA",
     "WIDE FIELD PLANETARY CAMERA 2",
     "XRAY SPECTROMETER"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_VERSION_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 8
  DESCRIPTION = "
     The INSTRUMENT_VERSION_ID element identifies the specific model of an
     instrument used to obtain data. For example, this keyword could be used to
     distinguish between an engineering model of a camera used to acquire test
     data, and a flight model of a camera used to acquire science data during a
     mission."
  STANDARD_VALUE_SET = {
     "BB",
     "EM",
     "FM"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_VOLTAGE
  STATUS_TYPE = PROPOSED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = V
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
          The INSTRUMENT_VOLTAGE element provides the voltage, in volts, of
          an instrument or some part of an instrument.
      
          This keyword may be used in conjunction with INSTRUMENT_VOLTAGE_POINT
          to more fully describe either single or multiple voltages at various
          locations within a single instrument. If there is more than one
          measurement taken for a given instrument, a multi-value ordered set of
          values (i.e., sequence) may be constructed to associate each voltage
          measurement in the INSTRUMENT_VOLTAGE list with a corresponding item
          in the INSTRUMENT_VOLTAGE_POINT sequence of values."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_VOLTAGE_POINT
  STATUS_TYPE = PROPOSED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
            The INSTRUMENT_VOLTAGE_POINT element identifies the measurement
            point or location on an instrument or some part of an instrument.
            This keyword may be used in conjunction with INSTRUMENT_VOLTAGE
            to more fully describe either single or multiple temperatures at
            various locations within a single instrument.  If there is more
            than one measurement taken for a given instrument, a multi-value
            ordered set of values (i.e., sequence) may be constructed to
            associate each temperature measurement in the INSTRUMENT_VOLTAGE
            list with a corresponding item in the INSTRUMENT_VOLTAGE_POINT
            sequence of values."
  STANDARD_VALUE_SET = {
     "N/A",
     "UV"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INSTRUMENT_WIDTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = M
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The instrument_width element provides the physical width of
     an instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INTEGRATION_DELAY_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 7
  MAXIMUM_LENGTH = 8
  DESCRIPTION = "
     The integration_delay_flag indicates whether the integration time for a
     rapidly acquired spectral cube was extended by shrinking the pixel synch
     pulse."
  STANDARD_VALUE_SET = {
     "DISABLED",
     "ENABLED"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INTEGRATION_DURATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = S
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The duration of a time over which a particular instrument is observing or
     integrating."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INTENSITY_TRANSFER_FUNCTION_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The INTENSITY_TRANSFER_FUNCTION_ID element designates the type of
     intensity transfer function (ITF) used to map raw data to intensity
     values for an image.
     Note:  For the International Ultraviolet Explorer (IUE)
     spacecraft, the ITF maps values to flux numbers on a pixel by
     pixel basis across the image.  The ITF for each camera is defined in
     geometrically correct space, and is generated from a series of
     geometrically corrected mercury flood-lamp flat-field images at graded
     exposure levels."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INTERCEPT_POINT_LATITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
      The intercept_point_latitude element provides the latitude of a point
     on the body surface.  This intercept point can describe the point at
     which lighting geometry is calculated or the point at which the target
     body resolution is calculated."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INTERCEPT_POINT_LINE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = PIXEL
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
      The intercept_point_line element provides the instrument line location
     of a point on the body surface.  This intercept point can describe the
     point at which lighting geometry is calculated or the point at which
     the target body resolution is calculated."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INTERCEPT_POINT_LINE_SAMPLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = PIXEL
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The intercept_point_line_sample element provides the instrument sample
     location of a point on the body surface.  This intercept point can
     describe the point at which lighting geometry is calculated or the
     point at which the target body resolution is calculated."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INTERCEPT_POINT_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
      The intercept_point_longitude element provides the longitude of a
     point on the body surface.  This intercept point can describe the point
     at which lighting geometry is calculated or the point at which the
     target body resolution is calculated.  Value is in west longitude for
     Galileo"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INTERCHANGE_FORMAT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 6
  DESCRIPTION = "
     The interchange_format element represents the manner in
     which data items are stored.  Example values: BINARY,
     ASCII."
  STANDARD_VALUE_SET = {
     "ASCII",
     "BINARY",
     "EBCDIC"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INTERFRAME_DELAY
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MS
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM = 0
  DESCRIPTION = "
     The INTERFRAME_DELAY element provides the
     time between successive frames of an image."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INTERFRAME_DELAY_DURATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MS
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -999
  DESCRIPTION = "
     The interframe_delay_duration element provides the duration in milliseconds
     (unless otherwise specified) of the delay between the end of one frame and
     the start of the next to allow time for the scanning mirror to return to
     its starting position."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INTERLINE_DELAY_DURATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MS
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 64000
  DESCRIPTION = "
     The interline_delay_duration element provides the duration in milliseconds
     (unless otherwise specified) of the delay between the end of one line of an
     image and the start of the next. Note: For Cassini, this refers to the
     infrared line. Time is allowed for: 1) the infrared duration mirror to
     return to its starting point, 2) collection of background data and 3) the
     alignment of the exposure center times between the infrared and visible
     channels."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INVALID_CONSTANT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The invalid_constant element supplies the value used when the
     received data were out of the legitimate range of values.
     Note:  For PDS and Mars Observer applications -- because of
     the unconventional data type of this data element, the
     element should appear in labels only within an explicit
     object, i.e. anywhere between an 'OBJECT =' and an
     'END_OBJECT'."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INVENTORY_SPECIAL_ORDER_NOTE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The inventory_special_order_note element is a text field
     that provides information on special orders that can be
     placed for a given data set collection or data set."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = INVERTED_CLOCK_STATE_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The inverted_clock_state element indicates whether a clock signal was
     inverted."
  STANDARD_VALUE_SET = {
     "INVERTED",
     "NON-INVERTED",
     "NOT INVERTED"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = IRAS_CLOCK_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = NONE
  DESCRIPTION = "
      The satellite viewing angle projected onto the plane
     perpedicular to the Sun- line, measured from ecliptic
     North, clockwise as viewed from the Sun.  This is the same
     direction as the IRAS orbital motion."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = IRAS_CLOCK_ANGLE_RANGE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = NONE
  DESCRIPTION = "
      The change in the clock angle during the elapsed time of
     the scan."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = IRAS_CLOCK_ANGLE_RATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = NONE
  DESCRIPTION = "
      The average time rate of change of the clock angle during
     a scan."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = IRAS_CLOCK_ANGLE_RATE_SIGMA
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = NONE
  DESCRIPTION = "
      The standard deviation of the scan rate determined from
     variations in values from the gyro."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = IRAS_HCON
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  DESCRIPTION = "
      HCON is hours-confirmation.  In order to maximize the
     reliability of the IRAS observations, the satellite
     scanning strategy was designed so that a piece of the sky
     would be re-observed on timescales of hours (generally one
     orbit of 103 minutes).  Three hours-confirmed surveys,
     designated HCONs 1, 2 and 3 respectivley, of the sky were
     made by IRAS over the course of its mission.  HCON 1 and
     2's observations were interleaved on timescales of weeks.
     HCON 3 consists of all scans after SOP 426, inclusive.(See
     Beichman et al. (1989) for further information.)"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ISIS_STRUCTURE_VERSION_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM = 2.1
  MAXIMUM = 2.1
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 8
  DESCRIPTION = "
      
     The isis_structure_version_id provides the version of ISIS software
     with which a PDS SPECTRAL_QUBE's physical structure is compatible.
      
     Note that in order to work with ISIS software, an ISIS compliant label
     must also be provided with the data object.  See the chapter
     'SPECTRAL_QUBE' in Appendix A of the PDS Standards Reference, for more
     details on using PDS SPECTRAL_QUBEs with ISIS software."
  STANDARD_VALUE_SET = {
     "2.1"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ITEM_BITS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The item_bits element indicates the number of bits
     allocated for a particular bit data item.
     Note:  In the PDS, the item_bits element is used when
     the items element specifies multiple occurrences of
     an implied item within a BIT_COLUMN object definition."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ITEM_BYTES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The item_bytes data element represents the size in bytes of an item
     within a data object such as a column.
      
     Notes:
      
       (1) In the PDS, the term item_bytes is distinguished from the term
           bytes because both elements may appear in a single data object
           definition (e.g., a label) and refer to different parts of the
           data object. In an object such as a column, bytes represents the
           size of the column. Should the column be split into equal items,
           item_bytes would represent the size of each item.
       (2) In a field object, item_bytes specifies the maximum size of each
           item."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ITEM_OFFSET
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The item_offset data element indicates the number of bytes
     from the start of one item to the start of the next item in
     any ASCII column or array."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ITEMS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The items element defines the number of identical parts into which a
     single object, such as a column or field, has been divided. See also:
     repetitions.
      
     Note:  In the PDS, the data element ITEMS is used for subdivision of a
     single object, such as a column or a field.  REPETITIONS is used for
     multiple occurrences of objects, such as in a container.  For a fuller
     description of the use of these data elements, please refer to the
     Standards Reference."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = JOURNAL_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The journal_name element identifies, where applicable, the
     published work (e.g., journal or report) which contains a
     reference document."
  STANDARD_VALUE_SET = {
     "ADVANCES IN SPACE RESEARCH",
     "AMERICAN SOCIETY OF PHOTOGRAMMETRY",
     "ANNUAL REVIEW OF EARTH AND PLANETARY SCIENCE",
     "APPLIED OPTICS",
     "ASTEROIDS",
     "ASTEROIDS II",
     "ASTRONOMICAL JOURNAL",
     "ASTRONOMY AND ASTROPHYSICS JOURNAL",
     "ASTROPHYSICAL JOURNAL",
     "BULLETIN AMERICAN METEOROLOGICAL SOCIETY",
     "BULLETIN OF THE ASTRONOMICAL INSTITUTE OF CZECHOSLAVAKIA",
     "BULLETIN OF THE GEOLOGICAL SOCIETY OF AMERICA",
     "COSMIC ELECTRODYNAMICS",
     "EOS TRANSACTIONS",
     "EOS TRANSACTIONS, AMERICAN GEOPHYSICAL UNION",
     "GEOLOGICAL SURVEY BULLETIN",
     "GEOPHYSICAL MONOGRAPH",
     "GEOPHYSICAL RESEARCH LETTERS",
     "GIOTTO STUDY NOTE",
     "ICARUS",
     "ICARUS-INTERNATIONAL JOURNAL OF SOLAR SYSTEM STUDIES",
     "IEEE TRANSACTIONS ON GEOSCIENCE AND ELECTRONICS",
     "IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING",
     "IEEE TRANSACTIONS ON MAGNETICS",
     "IEEE TRANSACTIONS ON NUCLEAR SCIENCE",
     "IHW ASTROMETRY NETWORK NEWSLETTER",
     "INT. SOC. OPT. ENG.",
     "IUE NEWSLETTER",
     "J. GEOPHYS. RES.",
     "JOURNAL OF ATMOSPHERIC SCIENCES",
     "JOURNAL OF GEOPHYSICAL RESEARCH",
     "JOURNAL OF GEOPHYSICAL RESEARCH LETTERS",
     "JOURNAL OF SPACECRAFT AND ROCKETS",
     "JOURNAL OF THE OPTICAL SOCIETY OF AMERICA",
     "JPL DOCUMENT",
     "JPL PUBLICATION",
     "JPL TECHNICAL REPORT 32-1550",
     "JPL TECHNICAL REPORT 32-1550, VOL.V",
     "KIEV COMET CIRCULAR",
     "KOSMICH. ISSLED.",
     "LASER FOCUS/ELECTRO-OPTICS",
     "MAGNETICS",
     "MICROWAVE SYSTEM NEWS",
     "MINOR PLANET CIRCULAR",
     "MONTHLY NOTES OF THE ROYAL ASTRONOMICAL SOCIETY",
     "N/A",
     "NASA CONFERENCE PUBLICATION",
     "NASA PUBLICATION",
     "NASA SPECIAL PUBLICATION",
     "NATURE",
     "NINETEENTH CONFERENCE ON AGRICULTURE AND FOREST METEOROLOGY",
     "OCCULTATION NEWSLETTER",
     "PHD DISSERTATION",
     "PHOTOGRAMMETRIC ENGINEERING AND REMOTE SENSING",
     "PHYSICS OF THE EARTH AND PLANETARY INTERIORS",
     "PHYSICS OF THE JOVIAN MAGNETOSPHERE",
     "PIONEER VENUS PROJECT SPECIFICATION PC-456.O4",
     "PROC OF SOCIETY OF PHOTO-OPTICAL INSTRUMENTATION ENGINEERS",
     "PROC SYMPOSIUM PLANET ATMOS ROYAL SOC CANADA",
     "PROCEEDINGS OF IGARRS'89 SYMPOSIUM",
     "PROCEEDINGS OF THE 12TH LUNAR & PLANETARY SCIENCE CONFERENCE",
     "PROCEEDINGS OF THE 19TH LUNAR & PLANETARY SCIENCE CONFERENCE",
     "PROCEEDINGS OF THE 20TH LUNAR & PLANETARY SCIENCE CONFERENCE",
     "PROCEEDINGS SPIE",
     "PROJECT MAGELLAN SIS DOCUMENT",
     "PUBLICATION OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC",
     "PUBLICATIONS OF THE LICK OBSERVATORY",
     "RADIO SCIENCE",
     "REMOTE SENSING OF ENVIRONMENT",
     "SCIENCE",
     "SCIENTIFIC AMERICAN",
     "SPACE SCI. REV.",
     "SPACE SCIENCE REVIEW",
     "THE ASTRONOMICAL JOURNAL",
     "THE EARTH, MOON AND PLANETS",
     "THE MOON",
     "THE PLANETARY REPORT",
     "THESIS",
     "UC SPACE SCIENCE LAB SERIES",
     "YALE PLANETARY EXPLORATION SERIES"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = JPL_PRESS_RELEASE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  DESCRIPTION = "
     This element describes the JPL press release id for a data
     product associated with the given data product."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = KERNEL_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 18
  DESCRIPTION = "
      
     The kernel_type data element identifies the specific
     kernel of ancillary data produced within the SPICE system."
  STANDARD_VALUE_SET = {
     "CLOCK_COEFFICIENTS",
     "EPHEMERIS",
     "EVENTS",
     "FRAMES",
     "INSTRUMENT",
     "LEAPSECONDS",
     "POINTING",
     "TARGET_CONSTANTS"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = KERNEL_TYPE_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 8
  DESCRIPTION = "
     The kernel_type_id element identifies the type of the SPICE kernel file"
  STANDARD_VALUE_SET = {
     "CK",
     "EK",
     "FK",
     "IK",
     "LSK",
     "PCK",
     "SCLK",
     "SPK"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = KEYWORD_DEFAULT_VALUE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The keyword_default_value element is used to initialize a
     template keyword value to a default value during
     construction of templates.  When filling out templates, the
     data supplier provides a value for all keywords except
     those which have a default value."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = KEYWORD_LATITUDE_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     Identifies the type of latitude (planetographic or planetocentric) used in
     the labels, e.g., for the maximum, minimum, center, reference, and
     standard-parallel latitudes.  This can differ from the type of latitude
     that is equally sampled in certain database projections (see
     PROJECTION_LATITUDE_TYPE), though use of different values for the two
     keywords is not recommended.  The IAU definition for direction of positive
     longitude should adopted:  for objects with prograde rotation, a positive
     longitude direction of west is used in conjunction with PLANETOGRAPHIC
     latitudes, whereas for objects with retrograde rotation positive east
     longitude is used with PLANETOGRAPHIC latitudes.  By IAU convention east
     longitude may be used with PLANETOCENTRIC latitude for any body. The
     keyword COORDINATE_SYSTEM_NAME describes these IAU-approved combinations of
     latitude and longitude definitions.  The keywords KEYWORD_LATITUDE_TYPE and
     POSITIVE_LONGITUDE_DIRECTION separately specify the definitions for
     latitude and longitude and hence may be used to describe not only the IAU-
     approved combinations but also non-IAU-approved combinations as needed.
     Adherence to the IAU standard is recommended by the PDS."
  STANDARD_VALUE_SET = {
     "PLANETOCENTRIC",
     "PLANETOGRAPHIC"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = KEYWORD_VALUE_HELP_TEXT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The keyword_value_help_text element provides text which
     describes the information required from the data supplier
     to assign a value to a template keyword."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LABEL_RECORDS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The label_records element indicates the number of physical
     file records that contain only label information.   The
     number of data records in a file is determined by
     subtracting the value of label_records from the value of
     file_records.
     Note:  In the PDS, the use of label_records along
     with other file-related data elements is fully
     described in the Standards Reference."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LABEL_REVISION_NOTE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The LABEL_REVISION_NOTE element is a free-form unlimited length
     character string providing information regarding the revision status
     and authorship of a PDS label.  This should include the latest revision
     date and author of the current version, but may include a more complete
     history.  This element is required in all Catalog labels and should be
     the second element in the label.
     Example: '1999-06-07 SBN:raugh Auto-generated, 1999-07-08 CN:JSH Updated;'
      "
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LAMP_STATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = "N/A"
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The state of the lamp on an instrument. The values noted are binary on/off
     values with respect to each of the lamps associated with the instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LANDER_SURFACE_QUATERNION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1
  DESCRIPTION = "
     The lander_surface_quaternion element provides an array of four values that
     define the relationship between the lander coordinate frame and the local
     level coordinate frame.  These values are commonly listed in the order
     (cosine, x, y, z) or in the order (x, y, z, cosine)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LAST_ALT_FOOTPRINT_TDB_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The last_alt_footprint_tdb_time element provides the value
     of the spacecraft ephemeris time that represents the last
     altimeter footprint of this orbit. It is equal to the
     altimetry_footprint_tdb_time   value in the last record of
     this orbit's altimetry data file."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LAST_IMAGE_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The last_image_time element indicates the start_time (or
     image_time) that appears in the label of the last image on
     an archive medium."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LAST_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The last_name element provides the last name (surname) of an
     individual."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LAST_PRODUCT_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The last_product_id data element indicates the product_id
     that appears in the label of the last data product on an
     archive medium."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LAST_RAD_FOOTPRINT_TDB_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The last_rad_footprint_tdb_time element provides the value
     of the spacecraft ephemeris time of the last radiometer
     measurement of this orbit. It is equal to the
     rad_spacecraft_epoch_tdb_time value in the last record of
     this orbit's radiometry data file."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LATITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     For a Planetocentric, body-fixed, rotating coordinate system, latitude
     is defined as:  The angle between the equatorial plane and a vector
     connecting the point of interest and the origin of the planetocentric
     coordinate system.  Positive in the hemisphere north of the equator
     (i.e., hemisphere to the north of the solar system invariant plane) and
     negative in the southern hemisphere.
      
     For a Planetographic, body-fixed, rotating coordinate system, latitude
     is defined as:  The angle between the equatorial plane and a vector
     through the point of interest that is normal to a biaxial ellipsoid
     reference surface.  Positive in the hemisphere north of the equator
     (i.e., hemisphere to the north of the solar system invariant plane) and
     negative in the southern hemisphere.
     Note:  With a non-zero polar flattening, the vector does not intersect
     the coordinate system origin, except at the equator and the poles.
     See coordinate_system_name, coordinate_system_type and the PDS
     Cartographic Standards in the PDS Standards Reference V3.2 for
     further details."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LAUNCH_DATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      
     The launch_date element identifies the date of launch of a
     spacecraft or a spacecraft_carrying vehicle.
     Formation rule:  YYYY-MM-DD"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LENS_TEMPERATURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = K
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The lens_temperature element provides the temperature of
     the lens in degrees kelvin at the time the observation was
     made."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LIGHT_FLOOD_STATE_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The light_flood_state_flag element indicates the mode (on
     or off) of light flooding for an instrument."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LIGHT_SOURCE_DISTANCE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The light_source_distance element provides the distance
     from the target body center and secondary light source
     center."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LIGHT_SOURCE_INCIDENCE_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 180
  DESCRIPTION = "
     The light_source_incidence_angle element provides a measure
     of the lighting condition at the intercept point.
     Incidence angle is the angle between the local vertical at
     intercept (surface) point and a vector from the intercept
     point to the light source."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LIGHT_SOURCE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The light_source_name element provides the name of the
     light source used in observations when it is not the Sun.
     Note:  For the Clementine Mission, the light source is the
     Earth when making lunar observations, and the Moon when
     making Earth observations."
  STANDARD_VALUE_SET = {
     "EARTH",
     "IR LAMP 1",
     "IR LAMP 2",
     "IR SPHERE LAMP",
     "MOON",
     "NONE",
     "SPHERE LAMP 1",
     "SPHERE LAMP 2",
     "VNIR LAMP 1",
     "VNIR LAMP 2",
     "VNIR SPHERE LAMP"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LIGHT_SOURCE_PHASE_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 180
  DESCRIPTION = "
     The light_source_phase_angle element provides a measure of
     the relationship between the spacecraft viewing position
     and the light source.  Light_source_phase_angle is defined
     as the angle between a vector from the intercept point to
     the light source and a vector from the intercept point to
     the spacecraft."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LIGHT_SOURCE_TYPE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The LIGHT_SOURCE_TYPE element identifies that source
     of illumination used in instrument calibration."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LIMB_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     The limb_angle element provides the value of the angle
     between the center of an instrument's field of view and the
     nearest point on the lit limb of the target body.
     Limb_angle values are positive off_planet and negative
     on_planet."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LINE_CAMERA_MODEL_OFFSET
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = PIXEL
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The LINE_CAMERA_MODEL_OFFSET element provides the location of the image
     origin with respect to the camera model's origin. For CAHV/CAHVOR models,
     this origin is not the center of the camera, but is the upper-left corner
     of the 'standard' -size image, which is encoded in the CAHV vectors. (MIPL
     Projection - Perspective)"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LINE_DISPLAY_DIRECTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 6
  DESCRIPTION = "
      
     The line_display_direction element is the preferred orientation of
     lines within an image for viewing on a display device.  The default
     value is down, meaning lines are viewed top to bottom on the display.
     Note that if this keyword is present in a label, the
     SAMPLE_DISPLAY_DIRECTION keyword must also be present and must contain
     a value orthogonal to the value selected for this keyword.  Note: The
     image rotation elements such as TWIST_ANGLE,
     CELESTIAL_NORTH_CLOCK_ANGLE, and BODY_POLE_CLOCK_ANGLE are all defined
     under the assumption that the image is displayed in its preferred
     orientation."
  STANDARD_VALUE_SET = {
     "DOWN",
     "LEFT",
     "RIGHT",
     "UP"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LINE_EXPOSURE_DURATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MS
  STANDARD_VALUE_TYPE = NONE
  DESCRIPTION = "
     The line_exposure_duration data element indicates the time
     elapsed during the aquisition of one image line of data."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LINE_FIRST_PIXEL
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The line_first_pixel element provides the line index for
     the first pixel that was physically recorded at the
     beginning of the image array.
     Note:  In the PDS, for a fuller explanation on
     the use of this data element in the Image Map Projection
     Object, please refer to the PDS Standards Reference."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LINE_LAST_PIXEL
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The line_last_pixel element provides the line index for the
     last pixel that was physically recorded at the end of the
     image array.
     Note:  In the PDS, for a fuller explanation on the use of
     this data element in the Image Map Projection Object, please
     refer to the PDS Standards Reference."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LINE_PREFIX_BYTES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The line_prefix_bytes element indicates the number of
     non-image bytes at the beginning of each line. The value
     must represent an integral number of bytes."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LINE_PREFIX_MEAN
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The LINE_PREFIX_MEAN element provides the average
     of the DN values of the LINE_PREFIX_BYTES."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LINE_PREFIX_STRUCTURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 120
  DESCRIPTION = "
     The line_prefix_structure element indicates a pointer to a
     file containing a definition of the structure of the
     line prefix bytes.
     Note:  In the PDS this data element is obsolete.  It is kept
     in the data dictionary for historical purposes to allow data
     validation software to function.  According to current
     standards, the structures of prefix and suffix data are
     illustrated through the use of the table object."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LINE_PROJECTION_OFFSET
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = PIXEL
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The line_projection_offset element  provides the line
     offset value of the map projection origin position from
     the line and sample 1,1 (line and sample 1,1 is considered
     the upper left corner of the digital array).
     Note: that the positive direction is to the right and down."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LINE_RESOLUTION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The LINE_RESOLUTION element provides the vertical size of the pixel
     at the center of an image as projected onto the surface of the
     target."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LINE_SAMPLES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The line_samples element indicates the total number of data
     instances along the horizontal axis of an image."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LINE_SUFFIX_BYTES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The line_suffix_bytes element indicates the number of
     non-image bytes at the end of each line. This value must be
     an integral number of bytes."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LINE_SUFFIX_MEAN
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM = 1
  MAXIMUM = 1024
  DESCRIPTION = "
     The LINE_SUFFIX_MEAN element indicates the total number
     of data instances along the horizontal axis of an image."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LINE_SUFFIX_STRUCTURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 120
  DESCRIPTION = "
     The line_suffix_structure element indicates a pointer to a
     file containing a definition of the structure of the
     line suffix bytes.
     Note:  In the PDS this data element is obsolete.  It is kept
     in the data dictionary for historical purposes to allow data
     validation software to function.  According to current
     standards, the structures of prefix and suffix data are
     illustrated through the use of the table object."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LINES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The lines element indicates the total number of data
     instances along the vertical axis of an image.
     Note:  In PDS label convention, the number of lines is
     stored in a 32-bit integer field.  The minimum value of 0
     indicates no data received."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LOCAL_HOUR_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The local_hour_angle element provides a measure of the
     instantaneous apparent sun position at the subspacecraft
     point.  The local_hour_angle is the angle between the
     extension of the vector from the Sun to the target body and
     the vector projection on the target body's ecliptic plane
     of a vector from the target body's planetocentric center to
     the observer (usually, the spacecraft).
     This angle is measured in a counterclockwise direction when
     viewed from north of the ecliptic plane.  It may be
     converted from an angle in degrees to a local time, using
     the conversion of 15 degrees per hour, for those planets
     for which the rotational direction corresponds with the
     direction of measure of the angle."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LOCAL_MEAN_SOLAR_TIME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MINIMUM_LENGTH = 8
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The desire to work with solar days, hours, minutes, and seconds of
     uniform length led to the concept of the fictitious mean Sun or FMS.
     The FMS is defined as a point that moves on the celestial equator of
     a planetary body at a constant rate that represents the average mean
     motion of the Sun over a planetary year.  Local mean solar time, or
     LMST, is defined, by analogy with LTST, as the difference between the
     areocentric right ascensions of a point on the surface and of the
     FMS.  The difference between LTST and LMST varies over time.  The
     length of a mean solar day is constant and can be computed from the
     mean motion of the FMS and the rotation rate of a planet. The mean
     solar day is also called a 'sol'.  Mean solar hours, minutes, and
     seconds are defined in the same way as the true solar units.
      
     The acceptable range of values for local_mean_solar_time is '00:00:00.000'
     to '23:59:59.999'.
      
     See also LOCAL_TRUE_SOLAR_TIME.  (Definition adapted from
     [VAUGHAN1995].)"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LOCAL_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'LOCALDAY/24'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 24
  DESCRIPTION = "
     The local_time element provides the local time of day at
     the center of the field of view of an instrument, measured
     in local hours from midnight.
     A local hour is defined as one twenty_fourth of a local
     solar day."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LOCAL_TRUE_SOLAR_TIME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The LOCAL_TRUE_SOLAR_TIME element describes the local true solar time, or
     LTST.  It is one of two types of solar time used to express the time of day
     at a point on the surface of a planetary body. LTST is measured relative to
     the true position of the Sun as seen from a point on the planet's surface.
     The coordinate system used to define LTST has its origin at the center of
     the planet. Its Zaxis is the north pole vector (or spin axis) of the
     planet. The X-axis is chosen to point in the direction of the vernal
     equinox of the planet's orbit. (The vernal or autumnal equinox vectors are
     found by searching the planetary ephemeris for those times when the vector
     from the planet's center to the Sun is perpendicular to the planet's north
     pole vector. The vernal equinox is the time when the Sun appears to rise
     above the planet's equator.) Positions of points in this frame can be
     expressed as a radius and areocentric 'right ascension' and 'declination'
     angles. The areocentric right ascension angle, or ARA, is measured positive
     eastward in the equatorial plane from the vernal equinox vector to the
     intersection of the meridian containing the point with the equator.
     Similarly, the areocentric declination is the angle between the equatorial
     plane and the vector to the point. LTST is a function of the difference
     between the ARAs of the vectors to the Sun and to the point on the planet's
     surface. Specifically, LTST = (a(P) - a(TS)) * (24 / 360) + 12 where, LTST
     = the local true solar time in true solar hours a(P) = ARA of the point on
     the planet's surface in deg a(TS) = ARA of the true sun in degThe
     conversion factor of 24/360 is applied to transform the angular measure in
     decimal degrees into hours-minutes-seconds of arc. This standard
     representation divides 360 degrees into 24 hours, each hour into 60
     minutes, and each minute into 60 seconds of arc. The hours, minutes, and
     seconds of arc are called 'true solar' hours, minutes, and seconds when
     used to measure LTST. The constant offset of 12 hours is added to the
     difference in ARAs to place local noon (12:00:00 in hours, minutes,
     seconds) at the point where the Sun is directly overhead; at this time, the
     ARA of the true sun is the same as that of the surface point so that a(P) -
     a(TS) = 0. The use of 'true solar' time units can be extended to define a
     true solar day as 24 true solar hours. Due to the eccentricity of planetary
     orbits and the inclination of orbital planes to equatorial planes
     (obliquity), the Sun does not move at a uniform rate over the course of a
     planetary year. Consequently, the number of SI seconds in a true solar day,
     hour, minute or second is not constant. See also LOCAL_MEAN_SOLAR_TIME.
     (Definition adapted from [VAUGHAN1995].) This element replaces the older
     MPF_LOCAL_TIME, which should no longer be used."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LOGICAL_VOLUME_PATH_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 72
  DESCRIPTION = "
     The logical_volume_path_name element is a character string
     or set of character strings giving the root directory path
     for each logical volume.  If missing, the volume begins in
     the root directory as usual."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LOGICAL_VOLUMES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 1
  DESCRIPTION = "
     The logical_volumes element is an integer indicating the
     number of logical volumes in the given volume.  If it is
     missing, it has a default value of 1."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -180
  MAXIMUM = 360
  DESCRIPTION = "
     For a Planetocentric, body-fixed, rotating coordinate system, longitude
     is defined as:  The angle increasing eastward between the prime meridian
     and the vector from the coordinate system origin to the point of
     interest, projected into the equatorial plane.  This is a right-handed
     coordinate system.
      
     For a Planetographic, body-fixed, rotating coordinate system, longitude
     is defined as:  The angle between the prime meridian and the vector
     from the coordinate system origin to the point of interest, projected
     into the equatorial plane.  Planetographic longitudes are defined to
     increase with time for a distant observer.  Thus, they increase to the
     west for prograde rotators, and to the east for retrograde rotators.
      
     For the Earth, Moon and Sun, PDS also supports the traditional use
     of the range (-180,180)
     Note:  Longitudes are measured in the direction of rotation for all
     planetary rings.  See ring_longitude, minimum_ring_longitude, maximum_
     ring_longitude, b1950_ring_longitude, minimum_b1950_ring_longitude and
     maximum_b1950_ring_longitude."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LOOK_DIRECTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 4
  MAXIMUM_LENGTH = 6
  DESCRIPTION = "
     The value (RIGHT or LEFT) indicates the side of the spacecraft groundtrack
     to which the antenna is pointed for data acquired within a synthetic
     aperture radar (SAR) image. Most SAR instruments acquire an image on only
     one side of the ground track at one time. This value also indicates from
     which side the SAR image is illuminated. If the spacecraft images to the
     left of its ground track (LOOK_DIRECTION = LEFT), the image will be
     illuminated from the (viewer's) left side, and, conversely, if the
     spacecraft looks to the right, the illumination will come from the right in
     the image file. The direction of illumination is critical to interpretation
     of features in the image."
  STANDARD_VALUE_SET = {
     "LEFT",
     "RIGHT"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = LOWEST_DETECTABLE_OPACITY
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  DESCRIPTION = "
      The lowest_detectable_opacity element indicates the
     sensitivity of a ring occultation data set to faint rings.
     It specifies the normal ring opacity corresponding to a
     signal one standard deviation below the unobstructed
     signal.  The value is computed assuming the data has been
     re-processed to the radial resolution specified by the
     reference_radial_resolution element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MACROPIXEL_SIZE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The MACROPIXEL_SIZE element provides the sampling array size (e.g., 2x2,
     4x4, 8x8), in pixels, that is used to reduce the amount of data an image
     contains by summing the values of the pixels, along the lines of the image.
     This process may be performed for images with increased exposure times in
     flight direction. Also known as summation mode."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAGNET_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The MAGNET_ID element identifies a magnet instrument
     that is visible in an image or observation."
  STANDARD_VALUE_SET = {
     "CAPTURE",
     "FILTER",
     "N/A",
     "NULL",
     "RAT",
     "SWEEP",
     "UNK"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAGNETIC_MOMENT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'J/T'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The magnetic_moment element provides the value of the
     magnetic moment of a target body."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAILING_ADDRESS_LINE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  DESCRIPTION = "
     The mailing_address_line element provides one line
     of the mailing address of an individual or institution.
     The ordering of the mailing address lines is provided by
     the associated tuple_sequence_number."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MANDATORY_COLUMN
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The mandatory_column element denotes whether an attribute
     may be set to a null value.  Example:  Y or N"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAP_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The map_desc element describes the contents and
     processing history of a given map."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAP_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The map_name element provides the name assigned to a map,
     and typically corresponds to the name of a prominent
     feature which appears on the map.
     Note:  This element is also used within AMMOS as a unique
     identifier for decommutation maps."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAP_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The map_number element provides a numeric identifier for a
     given map."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAP_PROJECTION_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The map_projection_desc element describes the
     map_projection_type unambiguously.  It shall contain the
     mathematical expressions (it may even contain the source
     code or pseudo code, with comments) and any assumptions
     (e.g. the  planet is assumed spherical).  Additionally it
     shall describe the  planet eccentricity, the treatment of
     the a_axis_radius, b_axis_radius,  and c_axis_radius when
     the projection was created, and where the  map_scale (or
     map_resolution) is defined."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAP_PROJECTION_ROTATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 180
  DESCRIPTION = "
     The map_projection_rotation element provides the clockwise
     rotation, in degrees, of the line and sample coordinates
     with respect to the map projection origin
     (line_projection_offset, line_projection_offset)  This
     parameter is used to indicate where 'up' is in the
     projection.  For example, in a polar stereographic
     projection does the zero meridian go center to bottom,
     center to top, center to left, or center to right?  The
     polar projection is defined such that the zero meridian
     goes center to bottom. However, by rotating the map
     projection, the zero meridian can go in any direction.
     Note: 180 degrees is at the top of the North Pole and 0
     degrees is at the top of the South Pole.  For example, if 0
     degrees is at the top of the North Pole than the
     map_projection_rotation would be 180 degrees."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAP_PROJECTION_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 28
  DESCRIPTION = "
     The map_projection_type element identifies the type of projection
     characteristic of a given map.  Example value: ORTHOGRAPHIC."
  STANDARD_VALUE_SET = {
     "AITOFF",
     "ALBERS",
     "BONNE",
     "BRIESEMEISTER",
     "CYLINDRICAL EQUAL AREA",
     "EQUIDISTANT",
     "EQUIRECTANGULAR",
     "GNOMONIC",
     "HAMMER",
     "HENDU",
     "LAMBERT AZIMUTHAL EQUAL AREA",
     "LAMBERT CONFORMAL",
     "MERCATOR",
     "MOLLWEIDE",
     "OBLIQUE CYLINDRICAL",
     "ORTHOGRAPHIC",
     "POLAR STEREOGRAPHIC",
     "SIMPLE CYLINDRICAL",
     "SINUSOIDAL",
     "STEREOGRAPHIC",
     "TRANSVERSE MERCATOR",
     "VAN DER GRINTEN",
     "WERNER"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAP_RESOLUTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'PIX/DEG'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The map_resolution element identifies the scale of a given
     map.  Please refer to the definition for map_scale for a
     more complete definition.
     Note: map_resolution and map_scale both define the scale
     of a map except that they are expressed in different
     units:  map_resolution is in PIXEL/DEGREE and
     map_scale is in KM/PIXEL."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAP_SCALE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'KM/PIX'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The map_scale element identifies the scale of a given map.
     The scale is defined as the ratio of the actual distance
     between two points on the surface of the target body to the
     distance between the corresponding points on the map.
     The map_scale references the scale of a map at a certain
     reference point or line.  Certain map projections
     vary in scale throughout the map.  For example, in a
     Mercator projection, the map_scale refers to the scale of
     the map at the equator.  For Conic projections, the
     map_scale refers to the scale at the standard parallels.
     For an Orthographic point, the map_scale refers to the scale
     at the center latitude and longitude.  The relationship
     between map_scale and the map_resolution element is that
     they both define the scale of a given map, except they are
     expressed in different units:  map_scale is in KM/PIXEL
     and map_resolution is in PIXEL/DEGREE.  Also note that one
     is inversely proportional to the other and that kilometers and degrees
     can be related given the radius of the planet:  1 degree =
     (2 * RADIUS * PI) / 360 kilometers."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAP_SEQUENCE_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The map_sequence_number element identifies the sequence
     number of a particular series of decommutation maps."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAP_SERIES_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The map_series_id element identifies a map
     series (as specified by the agency which issued the map)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAP_SHEET_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The map_sheet_number element provides the sequence number
     of a map which comprises multiple sheets."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAP_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The map_type element identifies the general type of
     information depicted on a given map.
     Example values:  GEOLOGIC, TOPOGRAPHIC, SHADED_RELIEF."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAPPING_START_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The mapping_start_time element is an alias for start_time
     used exclusively by AMMOS-MGN ephemeris files."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAPPING_STOP_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The mapping_stop_time element is an alias for stop_time used
     exclusively by AMMOS-MGN ephemeris files."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MASS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KG
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The mass element provides the estimated mass of a target
     body."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MASS_DENSITY
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'G/CM**3'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The mass_density element provides the bulk density (mass
     per unit volume) of a target body.  Bulk density is defined
     as the ratio of total mass to total volume."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAX_AUTO_EXPOS_ITERATION_COUNT
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM = 0
  MAXIMUM = 10
  DESCRIPTION = "
     The MAX_AUTO_EXPOS_ITERATION_COUNT element specifies the maximum number of
     exposure iterations the instrument will perform in order to obtain the
     requested exposure when operating in an autonomous mode."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The maximum element indicates the largest value occurring
     in a given instance of the data object.
     Note:  For PDS and Mars Observer applications -- because of
     the unconventional data type of this data element, the
     element should appear in labels only within an explicit
     object, i.e. anywhere between an 'OBJECT =' and an
     'END_OBJECT'."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_ANGULAR_VELOCITY
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'RAD/S'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The element MAXIMUM_ANGULAR_VELOCITY specifies the
     maximum revolve velocity output of the torque controller
     for the scan and grind portion of the command."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_B1950_RING_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
      The maximum_B1950_ring_longitude element specifies the
     maximum inertial longitude within a ring area relative to
     the B1950 prime meridian, rather than to the J2000 prime
     meridian.  The prime meridian is the ascending node of the
     planet's invariable plane on the Earth's mean equator of
     B1950.  Longitudes are measured in the direction of orbital
     motion along the planet's invariable plane to the ring's
     ascending node, and thence along the ring plane.
     Note:  For areas that cross the prime meridian, the maximum
     ring longitude will have a value less than the minimum ring
     longitude."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_BRIGHTNESS_TEMPERATURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = K
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 2.4
  DESCRIPTION = "
     The maximum_brightness_temperature element provides the
     maximum brightness temperature value measured within a given
      set of data or a given sequence.
     Brightness temperature is the temperature of aideal
     blackbody whose radiant energy in a particular wavelength
     range is the same as that of an observed object or feature."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_CHANNEL_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The maximum_channel_id element identifies the highest channel from which
     data were obtained.  For example, the Voyager PLS instrument reported
     measurements in a number of energy/charge channels.  But not all channel
     values were reported to Earth; the maximum_channel_id element indicated
     the highest energy reported in the telemetry stream."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_COLUMN_VALUE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The maximum_column_value element provides the maximum real
     value currently allowed by the PDS catalog for a given table
     element.  This value is updated when new limits are
     discovered.
     Note: These elements are unique to a table and may have
     different values depending on which table the element is
     associated with."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_CURRENT_PERSISTENCE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 480
  DESCRIPTION = "
     The MAXIMUM_CURRENT_PERSISTENCE element gives the value of the
     persistence of the maximum current."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_ELEVATION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The MAXIMUM_ELEVATION element provides the elevation (as defined by the
     coordinate system) of the first line of the image. (MIPL Projections -
     Cylindrical)"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_EMISSION_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 180
  DESCRIPTION = "
     The maximum_emission_angle element provides the maximum
     emission angle value.  See emission_angle."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_INCIDENCE_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 180
  DESCRIPTION = "
     The maximum_incidence_angle element provides the maximum
     incidence angle value.  See incidence_angle."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_INSTRUMENT_EXPOSR_DUR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MS
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The maximum_instrument_exposure_duration element provides
     the maximum possible exposure time for the instrument mode
     identified by the instrument_mode_id element.
     See instrument_exposure_duration."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_INSTRUMENT_PARAMETER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The maximum_instrument_parameter element provides an
     instrument's maximum usefully detectable signal level for
     a given instrument parameter.  This value indicates the
     physical value corresponding to the maximum output of an
     instrument by the instrument_parameter_name element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_INSTRUMENT_TEMPERATURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -273
  DESCRIPTION = "
     The maximum instrument_temperature element provides the maximum
     temperature, in degrees Celcius, of an instrument or some part
     of an instrument.
      
     NOTE:  for MEX, the INSTRUMENT_TEMPERATURE,MAXIMUM_INSTRUMENT_TEMPERATURE,
     and INSTRUMENT_POINT shall always go together and describe the actual
     temperatures of a part of the instrument and its maximum.  For example,
      
             INSTRUMENT_TEMPERATURE         = (10.2, 11.2)
             MAXIMUM_INSTRUMENT_TEMPERATURE = (N/A, 22.2)
             INSTRUMENT_POINT               = (SPECTROMETER, FOCAL_PLANE)"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_LATITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     The maximum_latitude element specifies the northernmost
     latitude of a spatial area, such as a map, mosaic, bin,
     feature, or region.  See latitude."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_LENGTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The maximum_length element supplies the maximum number of
     units associated with the representation of a data element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_LIMB_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     The maximum_limb_angle element provides the maximum value
     of the limb angle within a given set of data.  See
     limb_angle."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_LOCAL_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'LOCALDAY/24'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 24
  DESCRIPTION = "
     The maximum_local_time element provides the maximum
     local time of day on the target body, measured in hours
     from local midnight."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The maximum_longitude element specifies the westernmost
     (left_most) longitude of a spatial area, such as a map,
     mosaic, bin, feature, or region.  See longitude.
     Note:  The maximum longitude data element is obsolete and should no
     longer be used.  The assumed coordinate system was planetographic for
     prograde rotators (PDS Cartographic Standards V3.0).  See coordinate_
     system_type, easternmost_longitude and westernmost_longitude."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_PARAMETER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The maximum_parameter element specifies the maximum
     allowable value for a parameter input to a given data
     processing program.
     The parameter constrained by this value is identified by
     the parameter_name element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_PHASE_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 180
  DESCRIPTION = "
     The maximum_phase_angle element provides the maximum phase
     angle value.  See phase_angle."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_RADIAL_RESOLUTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  DESCRIPTION = "
      The maximum_radial_resolution element indicates the
     maximum (coarsest) radial distance over which changes in
     ring properties can be detected within a data product."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_RADIAL_SAMPLING_INTERV
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  DESCRIPTION = "
      The maximum_radial_sampling_interval element indicates the
     maximum radial spacing between consecutive points in a ring
     profile.  In practice, this may be somewhat smaller than
     the maximum_radres element because the profile
     may be over-sampled."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_RESOLUTION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'KM/PIX'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM_LENGTH = 3
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The MAXIMUM_RESOLUTION element provides the
     value of the highest resolution obtained for
     a given image or data product."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_RING_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
      The maximum_ring_longitude element specifies the maximum
     inertial longitude of a ring area relative to the prime
     meridian.  In planetary ring systems, the prime meridian is
     the ascending node of the planet's invariable plane on the
     Earth's mean equator of J2000.  Longitudes are measured in
     the direction of orbital motion along the planet's
     invariable plane to the ring's ascending node, and thence
     along the ring plane.
     Note:  For areas that cross the prime meridian, the maximum ring
     longitude will have a value less than the minimum ring longitude.
     Note:  The invariable plane of a planet is equivalent to its equatorial
     plane for every ringed planet except Neptune."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_RING_RADIUS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  DESCRIPTION = "
      The maximum_ring_radius element indicates the maximum
     (outermost) radial location of an area within a planetary
     ring system.  Radii are measured from the center of the
     planet along the nominal ring plane."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_SAMPLING_PARAMETER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The maximum_sampling_parameter element identifies the
     maximum value at which a given data item was sampled.
     For example, a spectrum that was measured in the 0.4 to 3.5
     micrometer spectral region would have a
     maximum_sampling_parameter value of 3.5.
     The sampling parameter constrained by this value is
     identified by the sampling_parameter_name element.
     Note: The unit of measure for the sampling parameter is
     provided by the unit element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_SLANT_DISTANCE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The maximum_slant_distance element provides the maximum
     slant distance value.  See slant_distance."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_SOLAR_BAND_ALBEDO
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1
  DESCRIPTION = "
     The maximum_solar_band_albedo element provides the maximum
     solar band albedo value measured within a given set of data
     or a given sequence."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_SPECTRAL_CONTRAST
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = K
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The maximum_spectral_contrast element provides the maximum
     value of spectral contrast within a given set of data.  See
     spectral_contrast_range."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_SURFACE_PRESSURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = BAR
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The maximum_surface_pressure element provides the maximum
     surface pressure value for the atmosphere of a given body."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_SURFACE_TEMPERATURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = K
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 2.4
  DESCRIPTION = "
     The maximum_surface_temperature element provides the maximum
     equatorial surface temperature value for a given body during
     its year."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_TRAVEL_DISTANCE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MAXIMUM_TRAVEL_DISTANCE element gives the maximum
     allowable travel distance of the MER RAT instrument along
     the Z axis."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MAXIMUM_WAVELENGTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MICRON
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The maximum_wavelength element identifies the maximum wavelength at which
     an observation can be made or was made.  For instruments, this may depend
     on the instrument detector or filter characteristics.  For data products,
     this is the effective upper limit on the wavelength detected."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MCP_GAIN_MODE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The MCP_gain_mode_id element identifies the MCP (Micro
     Channel Plate) gain state of an instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MD5_CHECKSUM
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM_LENGTH = 32
  MAXIMUM_LENGTH = 32
  DESCRIPTION = "
        The MD5 algorithm takes as input a file (message) of arbitrary length
        and produces as output a 128-bit 'fingerprint' or 'message digest' of
        the input. It is conjectured that it is computationally infeasible to
        produce two messages having the same message digest, or to produce
        any message having a given prespecified target message digest. The
        MD5 algorithm is intended for digital signature applications.
      
        The MD5 algorithm is designed to be quite fast on 32-bit machines. In
        addition, the MD5 algorithm does not require any large substitution
        tables; the algorithm can be coded quite compactly.
      
        Most standard MD5 checksum calculators return a 32 character
        hexadecimal value containing lower case letters. In order to
        accomodate this existing standard, the PDS requires that the value
        assigned to the MD5_CHECKSUM keyword be a value composed of lowercase
        letters (a-f) and numbers (0-9). In order to comply with other standards
        relating to the use of lowercase letters in strings, the value must be
        quoted using double quotes.
      
      
        Example:  MD5_CHECKSUM = '0ff0a5dd0f3ea4e104b0eae98c87f36c'
      
        The MD5 algorithm is an extension of the MD4 message-digest algorithm
        1,2]. MD5 is slightly slower than MD4, but is more 'conservative' in
        design. MD5 was designed because it was felt that MD4 was perhaps
        being adopted for use more quickly than justified by the existing
        critical review; because MD4 was designed to be exceptionally fast,
        it is 'at the edge' in terms of risking successful cryptanalytic
        attack. MD5 backs off a bit, giving up a little in speed for a much
        greater likelihood of ultimate security. It incorporates some
        suggestions made by various reviewers, and contains additional
        optimizations. The MD5 algorithm has been placed in the public domain
        for review and possible adoption as a standard.
      
        For OSI-based applications, MD5's object identifier is
      
        md5 OBJECT IDENTIFIER ::=
          iso(1) member-body(2) US(840) rsadsi(113549) digestAlgorithm(2) 5}
      
        In the X.509 type AlgorithmIdentifier [3], the parameters for MD5
        should have type NULL.
      
        The MD5 algorithm was described by its inventor, Ron Rivest of
        RSA Data Security, Inc., in an Internet Request For Comments
        document, RFC1321 (document available from the PDS).
      
        References
        ==========
        [1] Rivest, R., The MD4 Message Digest Algorithm, RFC 1320, MIT and
            RSA Data Security, Inc., April 1992.
      
        [2] Rivest, R., The MD4 message digest algorithm, in A.J.  Menezes
            and S.A. Vanstone, editors, Advances in Cryptology - CRYPTO '90
            Proceedings, pages 303-311, Springer-Verlag, 1991.
      
        [3] CCITT Recommendation X.509 (1988), The Directory -
            Authentication Framework."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MEAN
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The mean element provides the average of the DN values in
     the image array.
      
     Note: For the Mars Pathfinder IMP camera, this was the average of
     only those pixels within the valid DN range of 0 to 4095."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MEAN_ORBITAL_RADIUS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The mean_orbital_radius element provides the mean distance
     between the center of a solar system object and the center
     of its primary (e.g., the primary body for a planet is the
     Sun, while the primary body for a satellite is the planet
     about which it orbits).
     As the radius of an elliptical orbit varies with time, the
     notion of mean radius allows for general, time-independent
     comparisons between the sizes of different bodies' orbits."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MEAN_RADIANCE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The mean_radiance is the mean of the radiance values in a radiometrically
     corrected product."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MEAN_RADIUS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The mean_radius element is measured or derived using a
     variety of methods. It provides, approximately, an average
     of the equatorial and polar radii of the best fit spheroid
     (for planets) or ellipsoid (for satellites)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MEAN_REFLECTANCE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MEAN_REFLECTANCE element represents the mean
     reflectance of an imaged area of a target body in intensity
     over flux (I over F) units.  10,000 I over F units would be
     produced by normal incidence of sunlight on a Lambert disk
     at the target-body's distance from the sun"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MEAN_SOLAR_DAY
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = D
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The mean_solar_day element provides the average interval
     required for successive transits of the Sun.  This is
     computed as if planets and satellites move in circular
     orbits about their primaries with periods as specified by
     the revolution_period element, and as if planets and
     satellites have spin axes which are perpendicular to their
     orbit planes."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MEAN_SURFACE_PRESSURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = BAR
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The mean_surface_pressure element provides the
     mean equatorial atmospheric pressure value at the mean
     equatorial surface of a body, averaged over the body's
     year."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MEAN_SURFACE_TEMPERATURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = K
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 2.4
  DESCRIPTION = "
     The mean_surface_temperature element provides the mean
     equatorial surface temperature of a body, averaged over the
     body's year."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MEAN_TRUNCATED_BITS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'B/PIXEL'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 4
  DESCRIPTION = "
     The MEAN_TRUNCATED_BITS element provides the mean number of
     truncated bits/pixel."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MEAN_TRUNCATED_SAMPLES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'P/LINE'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 800
  DESCRIPTION = "
     The MEAN_TRUNCATED_SAMPLES element provides the mean number
     of truncated pixels/line."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MEASURED_QUANTITY_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The measured_quantity_name element indicates the physical
     phenomenon measured by a declared unit of measure.
     For example, the measured quantity name for the unit
     AMPERE is ELECTRIC CURRENT.
     Note: A table of standard units, unit ids, and measured
     quantities based on those published by the Systeme
     Internationale appears in the 'Units of Measurement' section
     of the PSDD.  (Please refer to the table of contents for its
     location.)  The values in this table's 'Measured Quantity'
     column constitute the standard values for the data element
     measured_quantity_name."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MEASUREMENT_ATMOSPHERE_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The measurement_atmosphere_desc element describes
     the atmospheric conditions through which data were taken."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MEASUREMENT_SOURCE_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The measurement_source_desc element describes the
     source of light used in a laboratory-generated data set,
     or the radar transmitter in the case of radar astronomy
     experiments."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MEASUREMENT_STANDARD_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The measurement_standard_desc element identifies the
     standard object on which observations are performed in
     order to calibrate an instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MEASUREMENT_WAVE_CALBRT_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The measurement_wave_calbrt_desc element
     identifies the technique and procedure used to calibrate
     wavelength."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MEDIAN
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The median element provides the median value (middle value) occurring
     in a given instance of the data object.  Because of the unconventional
     data type of this data element, the element should appear in labels
     only within an explicit object, i.e. anywhere between an 'OBJECT =' and
     an 'END OBJECT'.
     Note: For the Mars Pathfinder IMP camera, this was the median value
     of only those pixels within the valid DN range of 0 to 4095.
     Note:  For Mars Pathfinder, refers specifically to the median DN value
     in the image array."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MEDIUM_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The medium_desc element provides the textual description for
      the medium used in the distribution of an ordered data set."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MEDIUM_FORMAT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The medium_format element identifies the unformatted
     recording capacity or recording density of a given medium."
  STANDARD_VALUE_SET = {
     "1.0_MB",
     "1.6_MB",
     "150_MB",
     "1600 BPI",
     "1_GB",
     "2.0_MB",
     "2_GB",
     "30_MB",
     "360_KB",
     "5_GB",
     "60_MB",
     "6250_BPI",
     "650_MB",
     "800_BPI"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MEDIUM_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The medium_type element identifies the physical storage
     medium for a data volume.  Examples:  CD-ROM, CARTRIDGE
     TAPE."
  STANDARD_VALUE_SET = {
     "12-IN WORM DISK",
     "14-IN WORM DISK",
     "19-MM HELICAL SCAN TAPE",
     "3.5-IN MAGNETO-OPTIC DISK",
     "3.5-IN. FLOPPY DISK",
     "4-MM HELICAL SCAN TAPE",
     "5.25-IN FLOPPY DISK",
     "5.25-IN MAGNETO-OPTIC DISK",
     "5.25-IN WORM DISK",
     "7-TRACK MAG TAPE",
     "8-MM HELICAL SCAN TAPE",
     "9-TRACK MAG TAPE",
     "CARTRIDGE TAPE",
     "CD-ROM",
     "CD-WO",
     "DVD-R",
     "DVD-ROM",
     "ELECTRONIC",
     "MAG TAPE",
     "MAGNETIC TAPE",
     "N/A",
     "NULL",
     "PHOTO",
     "TAPE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:AEX_BACB"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 4095
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The background brightness used for MDIS
                                         automatic exposure time calculation.
      
                                         In a test image that it analyzed to
                                         determine an exposure time using
                                         automatic exposure, DPU hardware
                                         generates a histogram of the image.
                                         The histogram is analyzed by the
                                         software to determine if the image is
                                         overexposed or underexposed, and the
                                         exposure time is adjusted accordingly
                                         by analyzing the histogram of raw DN
                                         values in different brightness bins.
                                         The background or dark current level
                                         (MESS:AEX_BACB) is taken into account an
                                         is assumed to be a constant value.
      
                                         A threshold of number of pixels
                                         (MESS:AEX_STHR) is allowed to exceed a
                                         target brightness  (MESS:AEX_TGTB).
                                         Starting with the maximum value, the
                                         number of pixels exceeding the target
                                         is counted, and the brightness of the
                                         histogram bin in which that threshold is
                                         reached (MESS:AEX_STAT) is reported. The
                                         exposure time is scaled back by the
                                         ratio of MESS:AEX_TGTB/MESS:AEX_STAT."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:AEX_MAXE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = MS
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 989
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The maximum allowable exposure time
                                         from an MDIS automatic exposure time
                                         calculation.
      
                                         In a test image that it analyzed to
                                         determine an exposure time using
                                         automatic exposure, DPU hardware
                                         generates a histogram of the image.
                                         The histogram is analyzed by the
                                         software to determine if the image is
                                         overexposed or underexposed, and the
                                         exposure time is adjusted accordingly
                                         by analyzing the histogram of raw DN
                                         values in different brightness bins.
                                         The background or dark current level
                                         (MESS:AEX_BACB) is taken into account an
                                         is assumed to be a constant value.
      
                                         A threshold of number of pixels
                                         (MESS:AEX_STHR) is allowed to exceed a
                                         target brightness  (MESS:AEX_TGTB).
                                         Starting with the maximum value, the
                                         number of pixels exceeding the target
                                         is counted, and the brightness of the
                                         histogram bin in which that threshold is
                                         reached (MESS:AEX_STAT) is reported. The
                                         exposure time is scaled back by the
                                         ratio of MESS:AEX_TGTB/MESS:AEX_STAT."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:AEX_MINE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = MS
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 989
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The minimum allowable exposure time
                                         from an MDIS automatic exposure time
                                         calculation.
      
                                         In a test image that it analyzed to
                                         determine an exposure time using
                                         automatic exposure, DPU hardware
                                         generates a histogram of the image.
                                         The histogram is analyzed by the
                                         software to determine if the image is
                                         overexposed or underexposed, and the
                                         exposure time is adjusted accordingly
                                         by analyzing the histogram of raw DN
                                         values in different brightness bins.
                                         The background or dark current level
                                         (MESS:AEX_BACB) is taken into account an
                                         is assumed to be a constant value.
      
                                         A threshold of number of pixels
                                         (MESS:AEX_STHR) is allowed to exceed a
                                         target brightness  (MESS:AEX_TGTB).
                                         Starting with the maximum value, the
                                         number of pixels exceeding the target
                                         is counted, and the brightness of the
                                         histogram bin in which that threshold is
                                         reached (MESS:AEX_STAT) is reported. The
                                         exposure time is scaled back by the
                                         ratio of MESS:AEX_TGTB/MESS:AEX_STAT."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:AEX_STAT"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 4095
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The bin in a DPU histogram of image
                                         brightness used for MDIS automatic
                                         exposure time calculation.
      
                                         In a test image that it analyzed to
                                         determine an exposure time using
                                         automatic exposure, DPU hardware
                                         generates a histogram of the image.
                                         The histogram is analyzed by the
                                         software to determine if the image is
                                         overexposed or underexposed, and the
                                         exposure time is adjusted accordingly
                                         by analyzing the histogram of raw DN
                                         values in different brightness bins.
                                         The background or dark current level
                                         (MESS:AEX_BACB) is taken into account an
                                         is assumed to be a constant value.
      
                                         A threshold of number of pixels
                                         (MESS:AEX_STHR) is allowed to exceed a
                                         target brightness  (MESS:AEX_TGTB).
                                         Starting with the maximum value, the
                                         number of pixels exceeding the target
                                         is counted, and the brightness of the
                                         histogram bin in which that threshold is
                                         reached (MESS:AEX_STAT) is reported. The
                                         exposure time is scaled back by the
                                         ratio of MESS:AEX_TGTB/MESS:AEX_STAT."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:AEX_STHR"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 65535
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 5
  DESCRIPTION = "
     The number of pixels allowed to exceed
                                         target brightness during an MDIS
                                         automatic exposure time calculation.
      
                                         In a test image that it analyzed to
                                         determine an exposure time using
                                         automatic exposure, DPU hardware
                                         generates a histogram of the image.
                                         The histogram is analyzed by the
                                         software to determine if the image is
                                         overexposed or underexposed, and the
                                         exposure time is adjusted accordingly
                                         by analyzing the histogram of raw DN
                                         values in different brightness bins.
                                         The background or dark current level
                                         (MESS:AEX_BACB) is taken into account an
                                         is assumed to be a constant value.
      
                                         A threshold of number of pixels
                                         (MESS:AEX_STHR) is allowed to exceed a
                                         target brightness  (MESS:AEX_TGTB).
                                         Starting with the maximum value, the
                                         number of pixels exceeding the target
                                         is counted, and the brightness of the
                                         histogram bin in which that threshold is
                                         reached (MESS:AEX_STAT) is reported. The
                                         exposure time is scaled back by the
                                         ratio of MESS:AEX_TGTB/MESS:AEX_STAT."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:AEX_TGTB"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 4095
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The target brightness used for MDIS
                                         automatic exposure time calculation.
      
                                         In a test image that it analyzed to
                                         determine an exposure time using
                                         automatic exposure, DPU hardware
                                         generates a histogram of the image.
                                         The histogram is analyzed by the
                                         software to determine if the image is
                                         overexposed or underexposed, and the
                                         exposure time is adjusted accordingly
                                         by analyzing the histogram of raw DN
                                         values in different brightness bins.
                                         The background or dark current level
                                         (MESS:AEX_BACB) is taken into account an
                                         is assumed to be a constant value.
      
                                         A threshold of number of pixels
                                         (MESS:AEX_STHR) is allowed to exceed a
                                         target brightness  (MESS:AEX_TGTB).
                                         Starting with the maximum value, the
                                         number of pixels exceeding the target
                                         is counted, and the brightness of the
                                         histogram bin in which that threshold is
                                         reached (MESS:AEX_STAT) is reported. The
                                         exposure time is scaled back by the
                                         ratio of MESS:AEX_TGTB/MESS:AEX_STAT."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:ATT_CLOCK_COUNT"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = S
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The mission-elapsed-time, or MET, in
                                         seconds since MESSENGER launch, of
                                         the second during which the spacecraft
                                         attitude measurement in the header of
                                         an MDIS image was acquired."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:ATT_FLAG"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MAXIMUM = 7
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     Attitude quality flag for the
                                         spacecraft attitude quaternion in the
                                         header of an MDIS image:
      
                                         7 = Attitude Knowledge OK (At least 1
                                             Star Tracker is available and at
                                             least 50% of gyro data is valid)
      
                                         6 = Attitude Knowledge OK (No Star
                                             Tracker is available but at least
                                             50% of gyro data is valid)
      
                                         5 = Attitude Knowledge OK (No Star
                                             Tracker is and between 10% and 50%
                                             of gyro data is valid -OR- At least
                                             1 Star Tracker is valid and between
                                             0% and 50% of gyro data valid)
      
                                         4 = not a legal option
      
                                         3 = Attitude Knowledge BAD (At least 1
                                             Star Tracker is available and at
                                             least 50% of gyro data is valid)
      
                                         2 = Attitude Knowledge BAD (No Star
                                             Tracker is available but at least
                                             50% of gyro data is valid)
      
                                         1 = Attitude Knowledge BAD (No Star
                                             Tracker is available and between 10%
                                             and 50% of gyro data is valid -OR-
                                             At least 1 Star Tracker is valid and
                                             between 0% and 50% of gryo data is
                                             valid)
      
                                         0 = Attitude Knowledge BAD (No Star
                                             Tracker data fewer than 10% of gyro
                                             data valid)."
  STANDARD_VALUE_SET = {
     "0",
     "1",
     "2",
     "3",
     "5",
     "6",
     "7"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:ATT_Q1"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = RAD
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -1
  MAXIMUM = 1
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The roll value of the vector component
                                         of the attitude quaternion representing
                                         spacecraft attitude, in the header
                                         of an MDIS image."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:ATT_Q2"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = RAD
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -1
  MAXIMUM = 1
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The pitch value of the vector component
                                         of the attitude quaternion representing
                                         spacecraft attitude, in the header
                                         of an MDIS image."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:ATT_Q3"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = RAD
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -1
  MAXIMUM = 1
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The yaw value of the vector component
                                         of the attitude quaternion representing
                                         spacecraft attitude, in the header
                                         of an MDIS image."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:ATT_Q4"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = RAD
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -1
  MAXIMUM = 1
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The scalar component of the attitude
                                         quaternion representing spacecraft
                                         attitude, in the header of an MDIS
                                         image."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:CAM_T1"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1023
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The temperature of the focal plane
                                         array in raw counts at observation time.
                                         The conversion formula to degrees
                                         Celsius depends on the camera performing
                                         the observation:
      
                                         For WAC:
                                         Temperature = -263.2584 + Raw * 0.5022
      
                                         For NAC:
                                         Temperature = -268.8441 + Raw * 0.5130
      
                                         Where Raw is the raw counts in
                                         telemetry (MESS:CAM_T1)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:CAM_T2"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1023
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     Camera temperature 2 in raw counts.
                                         The meaning depends on whether it is
                                         being reported by the WAC or NAC. A
                                         single telemetry point is used to
                                         return the raw value of filter wheel
                                         temperature (WAC), FILTER_TEMPERATURE
                                         once converted to units of degrees
                                         Celsius, or the raw value of telescope
                                         temperature (NAC), OPTICS_TEMPERATURE
                                         once converted to units of degrees
                                         Celsius, depending on which camera is
                                         in use.
      
                                         For the WAC, this is temperature of the
                                         filter wheel.  Thus, FILTER_TEMPERATURE
                                         observation because the telemetry point
                                         will be a measurement of the NAC
                                         telescope temperature. For the WAC the
                                         conversion from raw counts to degrees
                                         Celsius is:
      
                                         T = -292.7603 + Raw * 0.5553
      
                                         where Raw is the raw counts in
                                         MESS:CAM_T2.
      
                                         For the NAC, this is temperature of
                                         the NAC telescope. Thus
                                         WAC was used for observation because
                                         the telemetry point will be a measurement
                                         of the WAC filter wheel temperature.
                                         For the NAC the conversion from raw
                                         counts to degrees Celsius is:
      
                                         T = -269.7180 + Raw * 0.4861
      
                                         where Raw is the raw counts in
                                         telemetry (MESS:CAM_T2)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:CCD_TEMP"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 4095
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     MDIS CCD temperature in raw counts. The
                                         conversion formula to degrees Celsius
                                         depends on the camera performing the
                                         observation:
      
                                         For WAC:
                                         Temperature = -318.4553 + Raw * 0.2718
      
                                         For NAC:
                                         Temperature = -323.3669 + Raw * 0.2737
      
                                         Where Raw is the raw counts in telemetry
                                         (MESS:CCD_TEMP)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:COMP12_8"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     12 to 8 bit image compression enabled
                                         or disabled. Which algorithm is used
                                         is specified by MESS:
                                           0 = disabled (images are 12-bit)
                                           1 = enabled (images are 8-bit)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:COMP_ALG"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MAXIMUM = 7
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     12 to 8 bit compression algorithm
                                         (0-7) used to compress images from
                                         12 to 8 bits. Whether this option is
                                         enabled is indicated by MESS:COMP12_8.
                                         The compression is implemented using
                                         one of eight lookup tables, which are
                                         optimized to the lower WAC CCD read
                                         noise and higher NAC read noise, light
                                         levels, and bias level (nominal or
                                         after inflight drift):
      
                                         0 = Lo-noise hi-bias SNR proportional.
                                         Case: Either NAC or WAC, for nominal
                                         bias (all DNs greater than 12-bit 230).
                                         Formulation: Maps 12-bit DNs between
                                         bias and saturation into 8 bits,
                                         proportional to SNR. Information loss
                                         is spread evenly over dynamic range.
                                         Usage: Typical imaging with varied
                                         brightness.
      
                                         1 = Lo-noise hi-bias DN-weighted SNR
                                         proportional. Case: Low-noise (WAC)
                                         CCD, bias nominal (all DNs greater
                                         than 12-bit 230). Formulation: Maps 12
                                         bits between bias and saturation into
                                         8 bits proportional to sliding scale.
                                         Information is preferentially retained
                                         at the low DN end. Usage: Faint
                                         objects. Saturates at a DN of 3000.
      
                                         2 = Hi-noise hi-bias DN-weighted SNR
                                         proportional. Case: High-noise (NAC)
                                         CCD, bias nominal (all DNs greater than
                                         12-bit 230). Formulation: Maps 12 bits
                                         between bias and saturation into 8
                                         bits proportional to sliding scale.
                                         Information is preferentially retained
                                         at the low DN end. Usage: B/W, mostly
                                         low brightness.
      
                                         3 = Lo-noise med-bias SNR
                                         proportional. Case: Either CCD,
                                         assuming bias has dropped tens DN (all
                                         DNs greater than 12-bit 180).
                                         Formulation: Maps 12-bit DNs between
                                         bias and saturation into 8 bits,
                                         proportional to SNR. Information loss
                                         is spread over dynamic range. Usage:
                                         Typical imaging, varied brightness.
      
                                         4 = Lo-noise med-bias DN-weighted SNR
                                         proportional. Case: Lo-noise (WAC) CCD,
                                         assuming bias has dropped tens DN (all
                                         DNs greater than 12-bit 180).
                                         Formulation: Maps 12 bits between bias
                                         and saturation into 8 bits proportional
                                         to sliding scale. Information retained
                                         at low DN end. Usage: Faint objects.
                                         Saturates at a DN of 3000.
      
                                         5 = Hi-noise med-bias DN-weighted SNR
                                         proportional. Case: High-noise (NAC) CCD,
                                         assuming bias has dropped tens DN (all
                                         DNs greater than 12-bit 180).
                                         Formulation: Maps 12 bits between bias
                                         and saturation into 8 bits proportional
                                         to sliding scale. Information is
                                         retained preferentially at the low end
                                         of the DN range. Usage: B/W, mostly
                                         low brightness.
      
                                         6 = Zero-bias SNR proportional. Case:
                                         Contingency; assuming bias decreased to
                                         near 0 from the nominal 230 12-bit DNs.
                                         Formulation: Maps 12-bit DNs between
                                         bias and saturation into 8 bits,
                                         proportional to SNR. Information loss
                                         is spread over the dynamic range.
                                         Usage: Typical imaging, varied
                                         brightness.
      
                                         7 = Linear. Case: either CCD, bias or
                                         read noise. Formulation: Maps 12-bit
                                         DNs between the bias level and
                                         saturation linearly into 8-bit space.
                                         Usage: High brightness mapping;
                                         information loss greatest at low DNs,
                                         preserves information at high DNs."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:COMP_FST"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MAXIMUM = 1
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     Status of lossless Fast compression
                                         of MDIS images. This is applied to
                                         images by the instrument itself. The
                                         images are first uncompressed on the
                                         solid-state recorder if lossy wavelet
                                         compression is applied:
                                           0 = Fast disabled
                                           1 = Fast enabled."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:CRITOPNV"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MAXIMUM = 1
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     When true, this indicates that the
                                        MDIS image is a critical optical
                                        navigation image and will be compressed
                                        by the MESSENGER Main Processor (MP)
                                        before other images. Normally, the MP
                                        compresses images in the order that
                                        they are received.
                                          0 = False
                                          1 = True."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:DLNKPRIO"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MAXIMUM = 9
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     Priority for downlink of an MDIS image
                                         file from the MESSENGER spacecraft:
                                           0 ? Priority #0 (highest)
                                           1 ? Priority #1
                                           .
                                           .
                                           9 ? Priority #9 (lowest)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:DPU_ID"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MAXIMUM = 1
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The identified of the DPU used during
                                         acquisition of an MDIS image:
                                          0 = DPU-A
                                          1 = DPU-B."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:EXP_MODE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MAXIMUM = 1
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     Exposure time mode used for
                                         acquisition of an MDIS image. Manual
                                         exposure uses a pre-commanded exposure
                                         time. Autoexposure determines the
                                         exposure time from test images taken
                                         before the exposure, targeting a
                                         specific brightness value.
                                           0 = Manual
                                           1 = Automatic."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:EXPOSURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = MS
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 9990
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     MDIS exposure time in milliseconds."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:FPU_BIN"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MAXIMUM = 1
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     On-chip image binning option for MDIS.
                                         Images may be taken either without
                                         on-chip binning or with 2x2 binning,
                                         which decreases the size of a full
                                         image from 1024x1024 pixels to
                                         512x512 pixels. On-chip binning can
                                         be used to manage the size of raw
                                         images being stored on the spacecraft
                                         solid-state recorder, or to increase
                                         CCD sensitivity. If this option is
                                         used, sensitivity increases by about
                                         a factor of four but read noise is
                                         similar:
                                           0 = 1x1 binning (none)
                                           1 = 2x2 binning."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:FW_GOAL"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 65535
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 5
  DESCRIPTION = "
     The goal position, in raw counts of
                                         the position resolver on the MDIS
                                         filter wheel. For each commanded filter
                                         number, the instrument software will try
                                         to place the filter wheel at the
                                         following positions:
      
                                         FILTER_NUMBER MESS:FW_GOAL
                                         1             17376
                                         2             11976
                                         3              6492
                                         4              1108
                                         5             61104
                                         6             55684
                                         7             50148
                                         8             44760
                                         9             39256
                                         10            33796
                                         11            28252
                                         12            22852
      
                                         Actual position attained is reported
                                         in MESS:FW_POS."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:FW_POS"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 65535
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 5
  DESCRIPTION = "
     The actual position, in raw counts of
                                         the position resolver on the MDIS
                                         filter wheel. For each commanded filter
                                         number, the instrument software will try
                                         to place the filter wheel at the
                                         following positions:
      
                                         FILTER_NUMBER MESS:FW_GOAL
                                         1             17376
                                         2             11976
                                         3              6492
                                         4              1108
                                         5             61104
                                         6             55684
                                         7             50148
                                         8             44760
                                         9             39256
                                         10            33796
                                         11            28252
                                         12            22852
      
                                         Commanded position is reported
                                         in MESS:FW_GOAL. There is a tolerance
                                         of 240 resolver counts around
                                         MESS:FW_GOAL for MESS:FW_POS to
                                         indicate that the filter wheel is
                                         correctly positioned."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:FW_PV"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MAXIMUM = 1
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     Validity flag for position of the MDIS
                                         filter wheel given in MESS:FW_POS.
                                           0 = invalid
                                           1 = valid."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:FW_READ"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 65535
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 5
  DESCRIPTION = "
     The raw value from the MDIS filter
                                         wheel resolver in resolver counts.  It
                                         is used by the flight software to
                                         compute MESS:FW_POS. For each commanded
                                         filter number, the instrument software
                                         will try to place the filter wheel at
                                         the following positions:
      
                                         FILTER_NUMBER MESS:FW_GOAL
                                         1             17376
                                         2             11976
                                         3              6492
                                         4              1108
                                         5             61104
                                         6             55684
                                         7             50148
                                         8             44760
                                         9             39256
                                         10            33796
                                         11            28252
                                         12            22852
      
                                         Commanded position is reported
                                         in MESS:FW_GOAL. There is a tolerance
                                         of 240 resolver counts around
                                         MESS:FW_GOAL for MESS:FW_POS to
                                         indicate that the filter wheel is
                                         correctly positioned."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:FW_RV"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MAXIMUM = 1
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     Validity flag for reading of the MDIS
                                         filter wheel given in MESS:FW_READ.
                                           0 = invalid
                                           1 = valid."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:IMAGER"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MAXIMUM = 1
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     Which of the two cameras was used
                                         during acquisition of an MDIS image:
                                          0 = WAC
                                          1 = NAC."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:JAILBARS"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MAXIMUM = 1
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     When true, this indicates that an MDIS
                                        image is subsampled by jailbars, a
                                        subset of all the image columns that
                                        are downlinked to save data volume in
                                        optical navigation images. The start
                                        column, stop column, and column spacing
                                        are indicated by MESS:JB_X0, MESS:JB_X1,
                                        and MESS:JB_SPACE respectively. Jailbars
                                        are defined in the original 1024x1024
                                        pixel MDIS coordinate system before
                                        pixel binning as described by
                                        MESS:FPU_BIN and MESS:PIXELBIN.
                                          0 = False
                                          1 = True."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:JB_SPACE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1023
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The column spacing for jailbars in an
                                        MDIS image, a subset of all the
                                        image columns that are downlinked
                                        to save data volume in optical
                                        navigation images. Jailbars
                                        are defined in the original 1024x1024
                                        pixel MDIS coordinate system before
                                        pixel binning as described by
                                        MESS:FPU_BIN and MESS:PIXELBIN."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:JB_X0"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1023
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The start column for jailbars in an
                                        MDIS image, a subset of all the
                                        image columns that are downlinked
                                        to save data volume in optical
                                        navigation images. Jailbars
                                        are defined in the original 1024x1024
                                        pixel MDIS coordinate system before
                                        pixel binning as described by
                                        MESS:FPU_BIN and MESS:PIXELBIN."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:JB_X1"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1023
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The stop column for jailbars in an
                                        MDIS image, a subset of all the
                                        image columns that are downlinked
                                        to save data volume in optical
                                        navigation images. Jailbars
                                        are defined in the original 1024x1024
                                        pixel MDIS coordinate system before
                                        pixel binning as described by
                                        MESS:FPU_BIN and MESS:PIXELBIN."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:LATCH_UP"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MAXIMUM = 1
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     Indicator if MDIS FPU (focal plane unit)
                                         is latched up. If the value is 1 then
                                         the image data are probably invalid.
                                           0 = OK
                                           1 = Latched."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:MET_EXP"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = S
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The mission-elapsed-time, or MET, in
                                         seconds since MESSENGER launch of
                                         the second during which an MDIS image
                                         completes its exposure."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:PIV_CAL"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -32768
  MAXIMUM = 32768
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 6
  DESCRIPTION = "
     The offset in measured pivot position
                                         applied to MESS:PIV_POS and
                                         MESS:PIV_GOAL so that zero is as
                                         close as possible to true spacecraft
                                         nadir (+z axis). The correction
                                         is in increments of
                                         (180 DEGREES / (2**15))."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:PIV_GOAL"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -32768
  MAXIMUM = 32768
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 6
  DESCRIPTION = "
     The commanded position of the MDIS
                                         pivot during exposure of an MDIS
                                         image, in increments of
                                         (180 DEGREES / (2**15)) with zero
                                          at nadir. -180 degrees is stowed."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:PIV_MPEN"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MAXIMUM = 1
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     Status of main processor (MP) control
                                         of the MDIS pivot. If this is enabled,
                                         then the pivot goes to a position
                                         broadcast by the MP that points MDIS
                                         to nadir or some other aimpoint. If
                                         not enabled then a discrete pivot
                                         position is commanded.
                                           0 = Disabled
                                           1 = Enabled."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:PIV_POS"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -32768
  MAXIMUM = 32768
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 6
  DESCRIPTION = "
     The actual position of the MDIS
                                         pivot during exposure of an MDIS
                                         image, in increments of
                                         (180 DEGREES / (2**15)) with zero
                                          at nadir. -180 degrees is stowed."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:PIV_PV"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MAXIMUM = 1
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     Validity flag for position of the MDIS
                                         pivot given in MESS:PIV_POS.
                                           0 = invalid
                                           1 = valid."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:PIV_READ"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 65535
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 5
  DESCRIPTION = "
     Raw pivot reading from resolver (in
                                         units of resolver counts). The pivot
                                         platform resolver only covers 45 degrees
                                         of motion; the resolver read-out values
                                         repeat eight times over the entire 360
                                         degrees that an unconstrained platform
                                         could travel.  This value is used along
                                         with dead-reckoning knowledge of which
                                         octant the platform is in to give the
                                         value in MESS:PIV_POS."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:PIV_RV"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MAXIMUM = 1
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     Validity flag for reading of the MDIS
                                         pivot given in MESS:PIV_READ.
                                           0 = invalid
                                           1 = valid."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:PIV_STAT"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MAXIMUM = 3
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     Pivot control state of MDIS.
      
                                         A resolver provides a position reading
                                         of the pivot platform.  The resolver
                                         only covers 45 degrees of motion; the
                                         resolver read-out values repeat eight
                                         times over the entire 360 degrees that
                                         an unconstrained platform could travel.
                                         The DPU software must determine in which
                                         of the eight octants the platform is
                                         located before the resolver reading is
                                         meaningful.  The software combines the
                                         octant with the resolver reading to
                                         form a position that covers the entire
                                         360 degrees.
      
                                         To determine the octant the DPU
                                         software must be commanded to 'home'
                                         the platform.  To home the pivot
                                         platform, the software drives the motor
                                         open loop backwards into the hard stop
                                         at -185 degrees.  Then the software
                                         drives the motor forward, open loop,
                                         prepositioning it to -179 degrees.
                                         Until homing is completed, the pivot
                                         platform is considered 'lost' and all
                                         other pivot commands will remain
                                         pending.
      
                                         This status item describes that state
                                         of the pivot in determining this
                                         position knowledge.
      
                                           0 = Lost
                                           1 = Searching
                                           2 = Found
                                           3 = OK."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:PIXELBIN"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MAXIMUM = 8
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     Pixel binning done to MDIS images by
                                         the MESSENGER spacecraft main
                                         processor (MP). This is in addition
                                         to on-chip binning as described by
                                         MESS:FPU_BIN.
                                           0 - no further binning
                                           2 - 2x2 binning
                                           4 - 4x4 binning
                                           8 - 8x8 binning."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:SOURCE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MAXIMUM = 2
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     Source of an MDIS image, either a
                                         scene image from the CCD or one of
                                         two test patterns:
                                           0 = CCD
                                           1 = Test pattern
                                           2 = Inverted test pattern."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:SUBF_DX1"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1024
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The number of columns in the
                                         FIRST rectangular subframe within an
                                         MDIS image to be retained after image
                                         compression by the MESSENGER spacecraft
                                         main processor (MP). There may be up to
                                         five subframes per image as defined by
                                         MESS:SUBFRAME. Subframes
                                         are defined in the original 1024x1024
                                         pixel MDIS coordinate system before
                                         pixel binning as described by
                                         MESS:FPU_BIN and MESS:PIXELBIN."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:SUBF_DX2"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1024
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The number of columns in the
                                         SECOND rectangular subframe within an
                                         MDIS image to be retained after image
                                         compression by the MESSENGER spacecraft
                                         main processor (MP). There may be up to
                                         five subframes per image as defined by
                                         MESS:SUBFRAME. Subframes
                                         are defined in the original 1024x1024
                                         pixel MDIS coordinate system before
                                         pixel binning as described by
                                         MESS:FPU_BIN and MESS:PIXELBIN."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:SUBF_DX3"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1024
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The number of columns in the
                                         THIRD rectangular subframe within an
                                         MDIS image to be retained after image
                                         compression by the MESSENGER spacecraft
                                         main processor (MP). There may be up to
                                         five subframes per image as defined by
                                         MESS:SUBFRAME. Subframes
                                         are defined in the original 1024x1024
                                         pixel MDIS coordinate system before
                                         pixel binning as described by
                                         MESS:FPU_BIN and MESS:PIXELBIN."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:SUBF_DX4"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1024
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The number of columns in the
                                         FOURTH rectangular subframe within an
                                         MDIS image to be retained after image
                                         compression by the MESSENGER spacecraft
                                         main processor (MP). There may be up to
                                         five subframes per image as defined by
                                         MESS:SUBFRAME. Subframes
                                         are defined in the original 1024x1024
                                         pixel MDIS coordinate system before
                                         pixel binning as described by
                                         MESS:FPU_BIN and MESS:PIXELBIN."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:SUBF_DX5"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1024
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The number of columns in the
                                         FIFTH rectangular subframe within an
                                         MDIS image to be retained after image
                                         compression by the MESSENGER spacecraft
                                         main processor (MP). There may be up to
                                         five subframes per image as defined by
                                         MESS:SUBFRAME. Subframes
                                         are defined in the original 1024x1024
                                         pixel MDIS coordinate system before
                                         pixel binning as described by
                                         MESS:FPU_BIN and MESS:PIXELBIN."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:SUBF_DY1"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1024
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The number of rows in the
                                         FIRST rectangular subframe within an
                                         MDIS image to be retained after image
                                         compression by the MESSENGER spacecraft
                                         main processor (MP). There may be up to
                                         five subframes per image as defined by
                                         MESS:SUBFRAME. Subframes
                                         are defined in the original 1024x1024
                                         pixel MDIS coordinate system before
                                         pixel binning as described by
                                         MESS:FPU_BIN and MESS:PIXELBIN."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:SUBF_DY2"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1024
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The number of rows in the
                                         SECOND rectangular subframe within an
                                         MDIS image to be retained after image
                                         compression by the MESSENGER spacecraft
                                         main processor (MP). There may be up to
                                         five subframes per image as defined by
                                         MESS:SUBFRAME. Subframes
                                         are defined in the original 1024x1024
                                         pixel MDIS coordinate system before
                                         pixel binning as described by
                                         MESS:FPU_BIN and MESS:PIXELBIN."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:SUBF_DY3"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1024
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The number of rows in the
                                         THIRD rectangular subframe within an
                                         MDIS image to be retained after image
                                         compression by the MESSENGER spacecraft
                                         main processor (MP). There may be up to
                                         five subframes per image as defined by
                                         MESS:SUBFRAME. Subframes
                                         are defined in the original 1024x1024
                                         pixel MDIS coordinate system before
                                         pixel binning as described by
                                         MESS:FPU_BIN and MESS:PIXELBIN."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:SUBF_DY4"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1024
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The number of rows in the
                                         FOURTH rectangular subframe within an
                                         MDIS image to be retained after image
                                         compression by the MESSENGER spacecraft
                                         main processor (MP). There may be up to
                                         five subframes per image as defined by
                                         MESS:SUBFRAME. Subframes
                                         are defined in the original 1024x1024
                                         pixel MDIS coordinate system before
                                         pixel binning as described by
                                         MESS:FPU_BIN and MESS:PIXELBIN."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:SUBF_DY5"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1024
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The number of rows in the
                                         FIFTH rectangular subframe within an
                                         MDIS image to be retained after image
                                         compression by the MESSENGER spacecraft
                                         main processor (MP). There may be up to
                                         five subframes per image as defined by
                                         MESS:SUBFRAME. Subframes
                                         are defined in the original 1024x1024
                                         pixel MDIS coordinate system before
                                         pixel binning as described by
                                         MESS:FPU_BIN and MESS:PIXELBIN."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:SUBF_X1"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1023
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The zero-based starting column of the
                                         FIRST rectangular subframe within an
                                         MDIS image to be retained after image
                                         compression by the MESSENGER spacecraft
                                         main processor (MP). There may be up to
                                         five subframes per image as defined by
                                         MESS:SUBFRAME. Subframes
                                         are defined in the original 1024x1024
                                         pixel MDIS coordinate system before
                                         pixel binning as described by
                                         MESS:FPU_BIN and MESS:PIXELBIN."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:SUBF_X2"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1023
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The zero-based starting column of the
                                         SECOND rectangular subframe within an
                                         MDIS image to be retained after image
                                         compression by the MESSENGER spacecraft
                                         main processor (MP). There may be up to
                                         five subframes per image as defined by
                                         MESS:SUBFRAME. Subframes
                                         are defined in the original 1024x1024
                                         pixel MDIS coordinate system before
                                         pixel binning as described by
                                         MESS:FPU_BIN and MESS:PIXELBIN."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:SUBF_X3"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1023
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The zero-based starting column of the
                                         THIRD rectangular subframe within an
                                         MDIS image to be retained after image
                                         compression by the MESSENGER spacecraft
                                         main processor (MP). There may be up to
                                         five subframes per image as defined by
                                         MESS:SUBFRAME. Subframes
                                         are defined in the original 1024x1024
                                         pixel MDIS coordinate system before
                                         pixel binning as described by
                                         MESS:FPU_BIN and MESS:PIXELBIN."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:SUBF_X4"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1023
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The zero-based starting column of the
                                         FOURTH rectangular subframe within an
                                         MDIS image to be retained after image
                                         compression by the MESSENGER spacecraft
                                         main processor (MP). There may be up to
                                         five subframes per image as defined by
                                         MESS:SUBFRAME. Subframes
                                         are defined in the original 1024x1024
                                         pixel MDIS coordinate system before
                                         pixel binning as described by
                                         MESS:FPU_BIN and MESS:PIXELBIN."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:SUBF_X5"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1023
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The zero-based starting column of the
                                         FIFTH rectangular subframe within an
                                         MDIS image to be retained after image
                                         compression by the MESSENGER spacecraft
                                         main processor (MP). There may be up to
                                         five subframes per image as defined by
                                         MESS:SUBFRAME. Subframes
                                         are defined in the original 1024x1024
                                         pixel MDIS coordinate system before
                                         pixel binning as described by
                                         MESS:FPU_BIN and MESS:PIXELBIN."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:SUBF_Y1"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1023
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The zero-based starting row of the
                                         FIRST rectangular subframe within an
                                         MDIS image to be retained after image
                                         compression by the MESSENGER spacecraft
                                         main processor (MP). There may be up to
                                         five subframes per image as defined by
                                         MESS:SUBFRAME. Subframes
                                         are defined in the original 1024x1024
                                         pixel MDIS coordinate system before
                                         pixel binning as described by
                                         MESS:FPU_BIN and MESS:PIXELBIN."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:SUBF_Y2"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1023
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The zero-based starting row of the
                                         SECOND rectangular subframe within an
                                         MDIS image to be retained after image
                                         compression by the MESSENGER spacecraft
                                         main processor (MP). There may be up to
                                         five subframes per image as defined by
                                         MESS:SUBFRAME. Subframes
                                         are defined in the original 1024x1024
                                         pixel MDIS coordinate system before
                                         pixel binning as described by
                                         MESS:FPU_BIN and MESS:PIXELBIN."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:SUBF_Y3"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1023
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The zero-based starting row of the
                                         THIRD rectangular subframe within an
                                         MDIS image to be retained after image
                                         compression by the MESSENGER spacecraft
                                         main processor (MP). There may be up to
                                         five subframes per image as defined by
                                         MESS:SUBFRAME. Subframes
                                         are defined in the original 1024x1024
                                         pixel MDIS coordinate system before
                                         pixel binning as described by
                                         MESS:FPU_BIN and MESS:PIXELBIN."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:SUBF_Y4"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1023
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The zero-based starting row of the
                                         FOURTH rectangular subframe within an
                                         MDIS image to be retained after image
                                         compression by the MESSENGER spacecraft
                                         main processor (MP). There may be up to
                                         five subframes per image as defined by
                                         MESS:SUBFRAME. Subframes
                                         are defined in the original 1024x1024
                                         pixel MDIS coordinate system before
                                         pixel binning as described by
                                         MESS:FPU_BIN and MESS:PIXELBIN."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:SUBF_Y5"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1023
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The zero-based starting row of the
                                         FIFTH rectangular subframe within an
                                         MDIS image to be retained after image
                                         compression by the MESSENGER spacecraft
                                         main processor (MP). There may be up to
                                         five subframes per image as defined by
                                         MESS:SUBFRAME. Subframes
                                         are defined in the original 1024x1024
                                         pixel MDIS coordinate system before
                                         pixel binning as described by
                                         MESS:FPU_BIN and MESS:PIXELBIN."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:SUBFRAME"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MAXIMUM = 5
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     Number of rectangular subframes within
                                         an MDIS image to be retained after
                                         image compression by the MESSENGER
                                         spacecraft main processor (MP).
                                         Subframes may overlap each other, and
                                         are defined in the original 1024x1024
                                         pixel MDIS coordinate system before
                                         pixel binning as described by
                                         MESS:FPU_BIN and MESS:PIXELBIN.
                                         Either a full image may be specified,
                                         or up to five discrete regions within
                                         the full image. In all cases, the
                                         first four columns of the original
                                         1024x1024 image, which are physically
                                         masked and serve as a dark current
                                         reference, are downlinked as subframe
                                         0, even if the full image case is
                                         described. Within the subframes,
                                         pixel binning as described by
                                         MESS:FPU_BIN and MESS:PIXELBIN
                                         is performed.
                                           0 - no subframes (full image)
                                           1 - 1 subframe
                                           2 - 2 subframes
                                           3 - 3 subframes
                                           4 - 4 subframes
                                           5 - 5 subframes"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:TIME_PLS"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MAXIMUM = 3
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     Source of the 1 Hz time pulse used in
                                         time-tagging MDIS images:
                                           0 = Software
                                           1 = Main Processor A (MP-A)
                                           2 = Main Processor B (MP-B)
                                           3 = Software."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MESS:WVLRATIO"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ASCII_INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MAXIMUM = 32
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 2
  DESCRIPTION = "
     Commanded (lossy) wavelet compression
                                         ratio for an MDIS image:
                                           0:  no wavelet compression (note:
                                               this expands an 8 or 12 bit image
                                               to 16 bits per pixel)
                                           1:  '1x' compression (actually
                                               lossless, with an indeterminate
                                               ratio)
                                           2:  2x compression
                                           3:  3x compression
                                           .
                                           .
                                           32: 32x compression."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = METEORITE_LOCATION_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MAXIMUM_LENGTH = 70
  DESCRIPTION = "
     The meteorite_location_name provides the name of the region
     or geographic feature where the meteorite was found."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = METEORITE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The meteorite_name element provides the name that is
     assigned to a meteorite.  It is often derived from the name
     of the place or geographic feature where the meteorite was
     found."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = METEORITE_SUB_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 70
  DESCRIPTION = "
     The meteorite_sub_type element defines a subcategory of a
     meteorite_type (see definition for meteorite_type). For
     example, octahedrites are a subtype of iron meteorites.
     Octahedrites contain 4 sets of parallel plates that
     intersect with each other in a complex manner."
  STANDARD_VALUE_SET = {
     "OCTAHEDRITES"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = METEORITE_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The meteorite_type element defines which class a meteorite
     belongs to based on the meteorite composition and physical
     characteristics."
  STANDARD_VALUE_SET = {
     "ACHONDRITE",
     "CARBONACEOUS CHONDRITE",
     "ENSTATITE CHONDRITE",
     "IRON",
     "ORDINARY CHONDRITE",
     "STONY-IRON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = METHOD_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The method_desc element describes the method used to perform
     a particular observation."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MID_JULIAN_DATE_VALUE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The MID_JULIAN_DATE_VALUE provides the full Julian date
     (i.e., including date fraction) of the mid-point of an observation
     or event.  Julian dates are expressed as real numbers.
      
     Note that this keyword should contain the full Julian date,
     not the modified Julian date."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MIDNIGHT_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -180
  MAXIMUM = 360
  DESCRIPTION = "
     The midnight_longitude element identifies the longitude on
     the target body at which midnight was occurring at the time
     of the start of an observation sequence.
     Midnight_longitude is used to assist in geometry
     calculations.
     Note:  The coordinate_system_type data element should be used in
     conjunction with this data element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINERAL_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The mineral_name element provides the name assigned to a
     mineral.  The name is usually chosen by the person who
     first identified and described the mineral."
  STANDARD_VALUE_SET = {
     "ALBITE",
     "ANORTHITE",
     "CARBON BLACK",
     "DIOPSIDE",
     "ENSTATITE",
     "FELDSPAR",
     "GRAPHITE",
     "MAGNETITE",
     "NICKEL",
     "OLIVINE",
     "TROILITE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The minimum element indicates the smallest value occurring
     in a given instance of the data object.
     Note:  For PDS and Mars Observer applications -- because of
     the unconventional data type of this data element, the
     element should appear in labels only within an explicit
     object, i.e. anywhere between an 'OBJECT =' and an
     'END_OBJECT'."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_AVAILABLE_SAMPLING_INT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The minimum_available_sampling_interval element identifies
     the finest sampling at which a particular set of data is
     available.
     For example, magnetometer data are available in various
     sampling intervals ranging from 1.92 seconds to 96 seconds.
      Thus, for magnetometer data the value of the
     minimum_available_sampling_interval would be 1.92.
     Note: The unit of measure for the sampling interval is
     provided by the unit element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_B1950_RING_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
      The minimum_B1950_ring_longitude element specifies the
     minimum inertial longitude within a ring area relative to
     the B1950 prime meridian, rather than to the J2000 prime
     meridian.  The prime meridian is the ascending node of the
     planet's invariable plane on the Earth's mean equator of
     B1950.  Longitudes are measured in the direction of orbital
     motion along the planet's invariable plane to the ring's
     ascending node, and thence along the ring plane.
     Note:  For areas that cross the prime meridian, the minimum
     ring longitude will have a value greater than the maximum ring
     longitude."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_BRIGHTNESS_TEMPERATURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = K
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 2.4
  DESCRIPTION = "
     The minimum_brightness_temperature element provides the
     minimum brightness temperature value measured within a
     given set of data or a given sequence.
     Brightness temperature is the temperature of an ideal
     blackbody whose radiant energy in a particular wavelength
     range is the same as that of an observed object or feature."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_CHANNEL_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The minimum_channel_id element provides an identification of
     the lowest energy channel from which PLS instrument data is
     telemetered to Earth while the instrument is operating in a
     particular mode in a given frame.  Each mode consists of a
     specific number of energy/charge channels which sequentially
     measure current, but information from all measured channels
     may not be telemetered to Earth."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_COLUMN_VALUE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The minimum_column_value provides the minimum real value
     currently allowed by the PDS catalog for a given table
     element.  This value is updated when new limits are
     discovered.
     Note:  These elements are unique to a table and may have
     different values depending on which table the element is
     associated with."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_EMISSION_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 180
  DESCRIPTION = "
     The minimum_emission_angle element provides the minimum
     emission angle value.  See emission_angle."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_INCIDENCE_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 180
  DESCRIPTION = "
     The minimum_incidence_angle element provides the minimum
     incidence angle value.  See incidence_angle."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_INSTRUMENT_EXPOSR_DUR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MS
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The minimum_instrument_exposure_duration element provides
     the minimum possible exposure time for the instrument mode
     identified by the instrument_mode_id element.
     See instrument_exposure_duration."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_INSTRUMENT_PARAMETER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The minimum_instrument_parameter element provides an
     instrument's minimum usefully detectable signal level for a
     given instrument parameter.  This value indicates the
     physical value corresponding to the minimum output
     of an instrument.
     The instrument parameter to which this relates is identified
     by the instrument_parameter_name element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_INSTRUMENT_TEMPERATURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -273
  DESCRIPTION = "
     The minimum instrument_temperature element provides the minimum
     temperature, in degrees Celcius, of an instrument or some part
     of an instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_LATITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     The minimum_latitude element specifies the southernmost
     latitude of a spatial area, such as a map, mosaic, bin,
     feature, or region.  See latitude."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_LENGTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The minmum_length element supplies the minimum number of
     units that are required for the representation of a data
     element. This element is generally assigned a value of N/A
     except in the case where a minimum number of units are
     required for the value. For example a password may require
     a minimum number of characters to be valid."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_LIMB_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     The minimum_limb_angle element provides the minimum value
     of the limb angle within a given set of data.  See
     limb_angle."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_LOCAL_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'LOCALDAY/24'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 24
  DESCRIPTION = "
     The minimum_local_time element provides the minimum
     local time of day on the target body, measured in hours
     from local midnight."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The minimum_longitude element specifies the easternmost
     (right_most) longitude of a spatial area, such as a map,
     mosaic, bin, feature, or region.  See longitude.
     Note:  The minimum longitude data element is obsolete and should no
     longer be used.  The assumed coordinate system was planetographic for
     prograde rotators (PDS Cartographic Standards V3.0).  See coordinate_
     system_type, easternmost_longitude and westernmost_longitude."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_PARAMETER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The minimum_parameter element specifies the minimum
     allowable value for a parameter input to a given data
     processing program.
     The parameter constrained by this value is identified by
     the parameter_name element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_PHASE_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 180
  DESCRIPTION = "
     The minimum_phase_angle element provides the minimum phase
     angle value.  See phase_angle."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_RADIAL_RESOLUTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  DESCRIPTION = "
      The minimum_radial_resolution element indicates the
     minimum (finest) radial distance over which changes in ring
     properties can be detected within a data product."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_RADIAL_SAMPLING_INTERV
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  DESCRIPTION = "
      The minimum_radial_sampling_interval element indicates the
     minimum radial spacing between consecutive points in a ring
     profile.  In practice, this may be somewhat smaller than
     the minimum_radres element because the profile
     may be over-sampled."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_RING_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
      The minimum_ring_longitude element specifies the minimum
     inertial longitude of a ring area relative to the prime
     meridian.  In planetary ring systems, the prime meridian is
     the ascending node of the planet's invariable plane on the
     Earth's mean equator of J2000.  Longitudes are measured in
     the direction of orbital motion along the planet's
     invariable plane to the ring's ascending node, and thence
     along the ring plane.
     Note:  For areas that cross the prime meridian, the minimum ring
     longitude will have a value greater than the maximum ring longitude.
     Note:  The invariable plane of a planet is equivalent to its equatorial
     plane for every ringed planet except Neptune."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_RING_RADIUS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  DESCRIPTION = "
      The minimum_ring_radius element indicates the minimum
     (innermost) radial location of an area within a planetary
     ring system.  Radii are measured from the center of the
     planet along the nominal ring plane."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_SAMPLING_PARAMETER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The minimum_sampling_parameter element identifies the
     minimum value at which a given data item was sampled.
     For example, a spectrum that was measured in the 0.4 to 3.5
     micrometer spectral region would have a
     minimum_sampling_parameter value of 0.4.
     The sampling parameter constrained by this value is
     identified by the sampling_parameter_name element.
     Note: The unit of measure for the sampling parameter is
     provided by the unit element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_SLANT_DISTANCE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The minimum_slant_distance element provides the minimum
     slant distance value.  See slant_distance."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_SOLAR_BAND_ALBEDO
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1
  DESCRIPTION = "
     The minimum_solar_band_albedo element provides the minimum
     solar band albedo value measured within a given set of data
     or a given sequence."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_SPECTRAL_CONTRAST
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = K
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The minimum_spectral_contrast element provides the minimum
     value of spectral contrast within a given set of data.  See
     spectral_contrast_ range."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_SURFACE_PRESSURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = BAR
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The minimum_surface_pressure element provides the minimum
     surface pressure value for the atmosphere of a given body."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_SURFACE_TEMPERATURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = K
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 2.4
  DESCRIPTION = "
     The minimum_surface_temperature element provides the minimum
     equatorial surface temperature value for a given body during
     its year."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MINIMUM_WAVELENGTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MICRON
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The minimum_wavelength element identifies the minimum wavelength at which
     an observation can be made or was made.  For instruments, this may depend
     on the instrument detector or filter characteristics.  For data products,
     this is the effective lower limit on the wavelength detected."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MISSING_CONSTANT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The missing_constant element supplies the value used to indicate that
     no data were available.
      
     Note: The MISSING_CONSTANT element should appear only within an
     explicit object definition -- i.e. anywhere between an 'OBJECT ='
     and an 'END_OBJECT'. MISSING_CONSTANT assumes the data type of its
     parent object."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MISSING_FRAMES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The MISSING_FRAMES element is the total number of frames that are missing
     from a file.
      
     Note: For MARS EXPRESS, a frame, which is also called a 'row', is eight
     lines of data. Each line, in turn, is composed of a sync marker followed by
     a group of blocks (GOB). This refers to the Data Compression Electronics
     (DCE) frames."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MISSING_LINES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The missing_lines element is the total number of lines of data missing from
     an image or observation when it was received on Earth. Note: For Cassini,
     this provides the number of missing or incomplete lines of image data."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MISSING_PACKET_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 2
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The missing_packet_flag element indicates whether or not there were
     telemetry packets that were expected but not received."
  STANDARD_VALUE_SET = {
     "NO",
     "YES"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MISSING_PIXELS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The missing_pixels element provides the number of pixels missing from an
     image or observation. Note: For Cassini, this refers to the core of a
     spectral cube, which indicates that the expected number of pixels (as
     determined by the commanded cube dimensions) did not arrive. The positions
     of these pixels are filled with CORE_NULL. Pixels purposefully set to
     CORE_NULL (e.g., due to time insertion) are not included in this total."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MISSING_SCAN_LINES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The MISSING_SCAN_LINES element is the total number of scan lines
     missing from an image or observation when it was received on Earth."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MISSION_ALIAS_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The mission_alias_name element provides an official name of
     a mission  used during the initial design, implementation,
     or prelaunch phases. Example values: mission_name:MAGELLAN,
     mission_alias_name:VENUS RADAR MAPPER. The mission_alias_name
     element accepts set notation for multiple values."
  STANDARD_VALUE_SET = {
     "A12",
     "A14",
     "A15",
     "CASSINI",
     "CLEMENTINE 1",
     "COMET IMPACT 94",
     "CONTOUR",
     "DI",
     "EPOXI",
     "GALILEO EUROPA MISSION (GEM)",
     "GALILEO MILLENNIUM MISSION (GMM)",
     "GEM",
     "HAYABUSA",
     "HUBBLE SPACE TELESCOPE",
     "HUYGENS",
     "INTERNATIONAL SOLAR POLAR MISSION",
     "INTERNATIONAL SUN-EARTH EXPLOR",
     "INTERNATIONAL UV EXPLORER",
     "IRAS",
     "JUPITER ORBITER-PROBE (JOP)",
     "LRO",
     "MARINER 10",
     "MARINER 6 & 7",
     "MARINER 9",
     "MARS ENVIRONMENTAL SURVEY",
     "MARS ENVIRONMENTAL SURVEY (MESUR PATHFINDER)",
     "MESS",
     "MEX",
     "MGS",
     "MJS77",
     "MRO",
     "MS-T5",
     "MSX",
     "N/A",
     "NEAR",
     "NH",
     "ODYSSEY",
     "P12",
     "PIONEER 12",
     "PIONEER F",
     "PIONEER G",
     "PLANET-A",
     "ROSETTA",
     "UNK",
     "VENERA-GALLEY 2",
     "VENUS RADAR MAPPER (VRM)",
     "VIKING75",
     "VRM"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MISSION_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The mission_desc element summarizes major aspects of
     a planetary mission or project, including the number and
     type of spacecraft, the target body or bodies and major
     accomplishments."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MISSION_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  DESCRIPTION = "
     The mission_id element provides a synonym or mnemonic for
     the mission_name element.
     Note:  Within AMMOS this may also be a numeric value which is
     the DSN mission number."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MISSION_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The mission_name element identifies a major planetary
     mission or project.
     A given planetary mission may be associated with one or
     more spacecraft."
  STANDARD_VALUE_SET = {
     "2001 MARS ODYSSEY",
     "APOLLO 12",
     "APOLLO 14",
     "APOLLO 15",
     "ASTEROID OBSERVATIONS",
     "CASSINI-HUYGENS",
     "CASSINI-HUYGENS MISSION TO SATURN AND TITAN",
     "COMET SL9/JUPITER COLLISION",
     "CONTOUR MISSION",
     "DEEP IMPACT",
     "DEEP SPACE 1",
     "DEEP SPACE PROGRAM SCIENCE EXPERIMENT",
     "EPOXI",
     "GALILEO",
     "GEOLOGIC REMOTE SENSING FIELD EXPERIMENT",
     "GIOTTO",
     "GIOTTO EXTENDED MISSION",
     "GROUND BASED ATMOSPHERIC OBSERVATIONS",
     "HAYABUSA",
     "HST",
     "IHW",
     "INFRARED ASTRONOMICAL SATELLITE",
     "INTERNATIONAL COMETARY EXPLORER",
     "INTERNATIONAL HALLEY WATCH",
     "INTERNATIONAL ROSETTA MISSION",
     "INTERNATIONAL ULTRAVIOLET EXPLORER",
     "IUE",
     "LUNAR PROSPECTOR",
     "LUNAR RECONNAISSANCE ORBITER",
     "MAGELLAN",
     "MARINER 10",
     "MARINER69",
     "MARINER71",
     "MARS ENVIRONMENTAL SURVEY (MESUR PATHFINDER)",
     "MARS EXPLORATION ROVER",
     "MARS EXPRESS",
     "MARS GLOBAL SURVEYOR",
     "MARS OBSERVER",
     "MARS PATHFINDER",
     "MARS RECONNAISSANCE ORBITER",
     "MESSENGER",
     "MIDCOURSE SPACE EXPERIMENT",
     "N/A",
     "NEAR EARTH ASTEROID RENDEZVOUS",
     "NEW HORIZONS",
     "PHOENIX",
     "PIONEER",
     "PIONEER 10",
     "PIONEER 11",
     "PIONEER VENUS",
     "PRE-MAGELLAN",
     "SAKIGAKE",
     "SATURN OCCULTATION OF 28 SAGITTARIUS 1989",
     "SATURN RING PLANE CROSSING 1995",
     "SATURN SMALL SATELLITE ASTROMETRY",
     "STARDUST",
     "SUISEI",
     "SUPPORT ARCHIVES",
     "ULYSSES",
     "VEGA 1",
     "VEGA 2",
     "VIKING",
     "VOYAGER"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MISSION_NAME_OR_ALIAS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The mission_name_or_alias element provides the capability to
     enter either a mission name or a mission alias name in a
     single input parameter field of a user view."
  STANDARD_VALUE_SET = {
     "GALILEO",
     "MAGELLAN",
     "MARINER69",
     "MARINER71",
     "MARS OBSERVER",
     "N/A",
     "PIONEER",
     "UNK",
     "VENUS RADAR MAPPER (VRM)",
     "VIKING",
     "VOYAGER"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MISSION_OBJECTIVES_SUMMARY
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The mission_objectives_summary element describes the major
     scientific objectives of a planetary mission or project."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MISSION_PHASE_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The mission_phase_desc element summarizes key
     aspects of a mission phase."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MISSION_PHASE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The mission_phase_name element provides the commonly-used
     identifier of a mission phase."
  STANDARD_VALUE_SET = {
     "4-DAY CHECKOUT",
     "ALL",
     "AMALTHEA 34 ENCOUNTER",
     "AMALTHEA 34 ORBIT",
     "CALLISTO 10 ENCOUNTER",
     "CALLISTO 10 ORBIT",
     "CALLISTO 20 ENCOUNTER",
     "CALLISTO 20 ORBIT",
     "CALLISTO 21 ENCOUNTER",
     "CALLISTO 21 ORBIT",
     "CALLISTO 22 ENCOUNTER",
     "CALLISTO 22 ORBIT",
     "CALLISTO 23 ENCOUNTER",
     "CALLISTO 23 ORBIT",
     "CALLISTO 3 ENCOUNTER",
     "CALLISTO 3 ORBIT",
     "CALLISTO 30 ENCOUNTER",
     "CALLISTO 30 ORBIT",
     "CALLISTO 9 ENCOUNTER",
     "CALLISTO 9 ORBIT",
     "COMMISSIONING",
     "CRUISE",
     "CRUISE 1",
     "CRUISE 2",
     "EARLY CRUISE",
     "EARTH 1 ENCOUNTER",
     "EARTH 2 ENCOUNTER",
     "EARTH CRUISE",
     "EARTH ENCOUNTER",
     "EARTH FLYBY",
     "EARTH PHASING LOOP A",
     "EARTH PHASING LOOP B",
     "EARTH-EARTH CRUISE",
     "EARTH-JUPITER CRUISE",
     "EARTH-VENUS CRUISE",
     "EARTH1 ENCOUNTER",
     "EARTH2 ENCOUNTER",
     "EPOCH",
     "EUROPA 12 ENCOUNTER",
     "EUROPA 12 ORBIT",
     "EUROPA 13 ORBIT",
     "EUROPA 14 ENCOUNTER",
     "EUROPA 14 ORBIT",
     "EUROPA 15 ENCOUNTER",
     "EUROPA 15 ORBIT",
     "EUROPA 16 ENCOUNTER",
     "EUROPA 16 ORBIT",
     "EUROPA 17 ENCOUNTER",
     "EUROPA 17 ORBIT",
     "EUROPA 18 ENCOUNTER",
     "EUROPA 18 ORBIT",
     "EUROPA 19 ENCOUNTER",
     "EUROPA 19 ORBIT",
     "EUROPA 26 ENCOUNTER",
     "EUROPA 26 ORBIT",
     "EUROPA 4 ENCOUNTER",
     "EUROPA 4 ORBIT",
     "EUROPA 6 ENCOUNTER",
     "EUROPA 6 ORBIT",
     "EXTENDED MISSION",
     "EXTENDED-EXTENDED MISSION",
     "GANYMEDE 1 ENCOUNTER",
     "GANYMEDE 1 ORBIT",
     "GANYMEDE 2 ENCOUNTER",
     "GANYMEDE 2 ORBIT",
     "GANYMEDE 28 ENCOUNTER",
     "GANYMEDE 28 ORBIT",
     "GANYMEDE 29 ENCOUNTER",
     "GANYMEDE 29 ORBIT",
     "GANYMEDE 7 ENCOUNTER",
     "GANYMEDE 7 ORBIT",
     "GANYMEDE 8 ENCOUNTER",
     "GANYMEDE 8 ORBIT",
     "GASPRA ENCOUNTER",
     "HARTLEY 2 ENCOUNTER",
     "IDA ENCOUNTER",
     "INTERPLANETARY CRUISE",
     "IO 0 ENCOUNTER",
     "IO 24 ENCOUNTER",
     "IO 24 ORBIT",
     "IO 25 ENCOUNTER",
     "IO 25 ORBIT",
     "IO 27 ENCOUNTER",
     "IO 27 ORBIT",
     "IO 31 ENCOUNTER",
     "IO 31 ORBIT",
     "IO 32 ENCOUNTER",
     "IO 32 ORBIT",
     "IO 33 ENCOUNTER",
     "IO 33 ORBIT",
     "JUPITER 0 ORBIT",
     "JUPITER 35 ORBIT",
     "JUPITER 5 ORBIT",
     "JUPITER APPROACH",
     "JUPITER ENCOUNTER",
     "JUPITER ORBIT INSERTION",
     "JUPITER ORBIT OPERATIONS",
     "KENNEDY SPACE CENTER",
     "LATE CRUISE",
     "LAUNCH",
     "LAUNCH AND DEPLOYMENT",
     "LOW EARTH ORBIT",
     "LUNAR MAPPING",
     "LUNAR ORBIT ACQUISITION",
     "MAPPING",
     "MAPPING CYCLE 1",
     "MAPPING CYCLE 2",
     "MERCURY 1 CRUISE",
     "MERCURY 1 FLYBY",
     "MERCURY 2 CRUISE",
     "MERCURY 2 FLYBY",
     "MERCURY 3 CRUISE",
     "MERCURY 3 FLYBY",
     "MERCURY 4 CRUISE",
     "MERCURY ORBIT",
     "MID CRUISE",
     "NEPTUNE ENCOUNTER",
     "NOMINAL MISSION",
     "ORBIT INSERTION",
     "PRIMARY MISSION",
     "PRIMARY SCIENCE PHASE",
     "PRIME MISSION ORBIT OPERATIONS",
     "PROBE",
     "PROBE RELEASE",
     "PROBE RELEASE AND ODM",
     "SATURN ENCOUNTER",
     "SHOEMAKER-LEVY 9 ENCOUNTER",
     "SURVEY MISSION",
     "URANUS ENCOUNTER",
     "VENUS 1 CRUISE",
     "VENUS 1 FLYBY",
     "VENUS 2 CRUISE",
     "VENUS 2 FLYBY",
     "VENUS ENCOUNTER",
     "VENUS-EARTH CRUISE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MISSION_PHASE_START_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The mission_phase_start_time element provides the date and
     time of the beginning of a mission phase in UTC system format.
     Formation rule: YYYY-MM-DDThh:mm:ss[.fff]"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MISSION_PHASE_STOP_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The mission_phase_stop_time element provides the date and
     time of the end of a mission phase in UTC system format.
     Formation rule: YYYY-MM-DDThh:mm:ss[.fff]"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MISSION_PHASE_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The mission_phase_type element identifies the type of a
     major segment or 'phase' of a spacecraft mission.  Example
     values: LAUNCH, CRUISE, ENCOUNTER."
  STANDARD_VALUE_SET = {
     "CRUISE",
     "EARTH-EARTH CRUISE",
     "EARTH-VENUS CRUISE",
     "EARTH1 ENCOUNTER",
     "ENCOUNTER",
     "EXTENDED MISSION",
     "GASPRA ENCOUNTER",
     "INTERPLANETARY CRUIS",
     "LANDED",
     "LAUNCH",
     "MAPPING CYCLE",
     "MAPPING CYCLE 1",
     "MAPPING CYCLE 2",
     "MAPPING CYCLE 3",
     "MAPPING CYCLE 4",
     "MAPPING CYCLE 5",
     "N/A",
     "ORBIT CHECKOUT",
     "ORBIT INSERTION",
     "ORBITAL",
     "ORBITAL OPERATIONS",
     "PRELAUNCH",
     "VENUS ENCOUNTER",
     "VENUS-EARTH CRUISE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MISSION_START_DATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      
     The mission_start_date element provides the date of the
     beginning of a mission in UTC system format."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MISSION_STOP_DATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      
     The mission_stop_date element provides the date of the end
     of a mission in UTC system format."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MODE_CONTINUATION_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The mode_continuation_flag element is a yes-or-no flag which
     indicates if the first mode in a frame is a continuation of
     a measurement from the previous frame.  Some modes require
     longer than one frame to make a measurement, resulting in
     their continuation to a subsequent frame.  In that case, the
     mode_continuation_flag element would have the value Y."
  STANDARD_VALUE_SET = {
     "N",
     "Y"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MODE_INTEGRATION_DURATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = S
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 3.84
  MAXIMUM = 122.88
  DESCRIPTION = "
     The mode_integration_duration element provides the length of
     time required to measure all the channels which are sampled
     when the instrument is operating in a given mode."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MODEL_COMPONENT_1
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The MODEL_COMPONENT_1 element consists of a set of values representing the
     first component of a model. The significance (or meaning) of this array of
     values is indicated by the first value of the MODEL_COMPONENT_ID and/or
     MODEL_COMPONENT_NAME elements. The interpretation of the values themselves
     depends on the model but they commonly represent a vector, a set of
     polynomial coefficients, or a simple numeric parameter. For example, for a
     geometric camera model with a value of  CAHV  for MODEL_NAME, the first
     value of the MODEL_COMPONENT_NAME data element is CENTER, meaning that the
     MODEL_COMPONENT_1 is a focal center vector. The three items in this vector
     provide X, Y, and Z coordinates of the focal point of the camera. The exact
     details about each model component vector are provided in MODEL_DESC."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MODEL_COMPONENT_2
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The MODEL_COMPONENT_2 element provides the value of the
     component of the MODEL_COMPONENT_ID for the second element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MODEL_COMPONENT_3
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The MODEL_COMPONENT_3 element provides the value of the
     component of the MODEL_COMPONENT_ID for the third element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MODEL_COMPONENT_4
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The MODEL_COMPONENT_4 element provides the value of the
     component of the MODEL_COMPONENT_ID for the forth element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MODEL_COMPONENT_5
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The MODEL_COMPONENT_5 element provides the value of the
     component of the MODEL_COMPONENT_ID for the fifth element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MODEL_COMPONENT_6
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The MODEL_COMPONENT_6 element provides the value of the
     component of the MODEL_COMPONENT_ID for the sixth element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MODEL_COMPONENT_7
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The MODEL_COMPONENT_7 element provides the value of the
     component of the MODEL_COMPONENT_ID for the seventh element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MODEL_COMPONENT_8
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The MODEL_COMPONENT_8 element provides the value of the
     component of the MODEL_COMPONENT_ID for the eighth element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MODEL_COMPONENT_9
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The MODEL_COMPONENT_9 element provides the value of the
     component of the MODEL_COMPONENT_ID for the nineth element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MODEL_COMPONENT_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The MODEL_COMPONENT_ID element is used in conjunction with the
     MODEL_COMPONENT_n elements, where  n  is a number. The MODEL_COMPONENT_ID
     value should consist of a sequence of identifiers (usually 1 character),
     where each identifier corresponds to a model component vector. The first id
     in the sequence corresponds to MODEL_COMPONENT_1, the second corresponds to
     MODEL_COMPONENT_2, etc. For example, for a geometric camera model with a
     value of  CAHV  for MODEL_NAME, the MODEL_COMPONENT_ID would be (C, A, H,
     V). Please see the MODEL_COMPONENT_NAME data element for more details."
  STANDARD_VALUE_SET = {
     "A",
     "C",
     "E",
     "H",
     "O",
     "P",
     "R",
     "T",
     "V"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MODEL_COMPONENT_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The MODEL_COMPONENT_NAME element is used in conjunction with the
     MODEL_COMPONENT_n elements, where  n  is a number. The MODEL_COMPONENT_NAME
     value should consist of a sequence of names, where each name identifies its
     corresponding model component vector. The first name in the sequence
     identifies MODEL_COMPONENT_1, the second identifies the MODEL_COMPONENT_2,
     etc. For example, for a geometric camera model with a value of  CAHV  for
     MODEL_NAME, the MODEL_COMPONENT_NAME would be (CENTER, AXIS, HORIZONTAL,
     VERTICAL). The three values of MODEL_COMPONENT_1 would describe the focal
     center vector; the three values of MODEL_COMPONENT_2 would describe the
     pointing direction (axis) vector; the three values of MODEL_COMPONENT_3
     would describe the horizontal image plane vector, and the three values of
     the MODEL_COMPONENT_4 would describe the vertical image plane vector."
  STANDARD_VALUE_SET = {
     "AXIS",
     "CENTER",
     "ENTRANCE",
     "HORIZONTAL",
     "MPARM",
     "MTYPE",
     "OPTICAL",
     "RADIAL",
     "VERTICAL"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MODEL_COMPONENT_UNIT
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     TBD"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MODEL_DESC
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The MODEL_DESC element provides a textual description of a model (or a
     pointer to a file containing the description). This is not intended to be a
     brief summary, but rather a detailed description of the model; at minimum,
     it should include a reference to a detailed description of the model in
     published literature. While other data elements such as
     CALIBRATION_SOURCE_ID, SOURCE_ID, COORDINATE_SYSTEM_NAME, and
     MODEL_COMPONENT_NAME provide quick identifiers that distinguish how this
     model was generated, the details and data behind each of these identifiers
     should be explicitly included in the model description."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MODEL_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 63
  DESCRIPTION = "
     The MODEL_NAME element provides an identifier for the type or kind of
     model. The value should be one of a well defined set, providing an
     application program with sufficient information to know how to handle the
     rest of the parameters within the model. (CAHVORE-3 is the only one that
     uses model component vectors 1-8.)"
  STANDARD_VALUE_SET = {
     "CAHV",
     "CAHVOR",
     "CAHVORE-1",
     "CAHVORE-2",
     "CAHVORE-3"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MODEL_RANKING
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The MODEL_RANKING element provides the names of the existing models,
     listed from 'best' to 'worse' as determined by the project."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MODEL_TYPE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 63
  DESCRIPTION = "
     The MODEL_TYPE element provides an
     identifier for the type or kind of model."
  STANDARD_VALUE_SET = {
     "CAHV",
     "CAHVOR",
     "CAHVORE",
     "NONE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MOSAIC_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The mosaic_desc element provides a brief textual
     description of a mosaic."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MOSAIC_IMAGES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The mosaic_images element identifies the number of images
     which are contained in a given mosaic."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MOSAIC_PRODUCTION_PARAMETER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The mosaic_production_parameter element identifies the
     method of production of a mosaic product (e.g., manual vs.
     digital)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MOSAIC_SEQUENCE_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The mosaic_sequence_number element is a numeric identifier
     which defines a group of related images on a single mosaic.
     The mosaic_sequence_number is necessary when several groups
     of images covering different regions are printed on one
     photo_product."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MOSAIC_SERIES_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The mosaic_series_id element is an alphanumeric
     identifier for mosaics from a given mission."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MOSAIC_SHEET_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The mosaic_sheet_number element is a numeric identifier for
     a mosaic series or for a mosaic within a mosaic series."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MPF_LOCAL_TIME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = 'LOCALDAY/24'
  STANDARD_VALUE_TYPE = FORMATION
  MINIMUM_LENGTH = 8
  MAXIMUM_LENGTH = 8
  DESCRIPTION = "
     The MPF_LOCAL_TIME element provides the local time at the lander site
     on the surface of Mars, measured in local hours, minutes, and
     seconds, from midnight.  Local hours are defined as one twenty-fourth
     of a local solar day.  Local minutes are one sixtieth of a local
     hour, and local seconds are one sixtieth of a local minute.  Format is
     hh:mm:ss.  Based on the IAU standard for the Martian prime meridian.  See
     [DAVIESETAL1994] for more details.
      
     Note: This keyword was used for the Mars Pathfinder mission and has been
     superseded by the LOCAL_TRUE_SOLAR_TIME element; it should no longer be
     used."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:ACTIVITY_ID"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM_LENGTH = 5
  MAXIMUM_LENGTH = 5
  DESCRIPTION = "
     This keyword describes the type of measurement contained in a CRISM EDR
     or other data product, and provides indication of how the observation
     is commanded. The format of the value is AC### where AC is a 2-letter
     designation of the type of measurement made, and ### is a 3-numeral
     designation of the instrument command macro that was executed to acquire
     the data. Macro numbers are in the range 0-255.
      
     For EDRs, BI is measurement of detector bias, DF is a measurement of
     background including dark current and thermal background, LP is
     measurement of a focal plane lamp, SP is measurement of the internal
     integrating sphere, and SC is measurement of an external scene. TP
     indicates that the EDR contains any test pattern produced by instrument
     electronics. T1 through T7 specify the test pattern, test pattern 1
     through test pattern 7. UN indicates that the EDR contains data in
     which housekeeping does not match the commanded instrument
     configuration.
      
     For an RDR, RA indicates that the file contains values in units of
     radiance (W m^-2 nm^-1 sr^-1). IF indicates that the file contains
     values in units of I/F, or radiance divided by solar flux scaled for
     heliocentric distance.  AL indicates that the file contains values as
     estimated Labert albedo, which is I/F corrected for cosine of incidence
     angle and for atmospheric and thermal effects.  SU indicates that the
     files contains summary parameters, unitless values derived from Lambert
     albedo.
      
     For an RDR or a DDR, DE indicates that the files contains derived values
     related to observation geometry or independently characterized
     properties of the scene."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:ADC_TIMING_SETTINGS"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The MRO:ADC_TIMING_SETTINGS  element provides the HiRISE Channel 0
     analog-to-digital conversion timing settings for the reset
     and readout of the video waveform."
  STANDARD_VALUE_SET = {
     "4",
     "5",
     "6"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:ANALOG_POWER_START_COUNT"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  DESCRIPTION = "
     The MRO:ANALOG_POWER_START_COUNT element provides the spacecraft
     clock count corresponding to the UTC time when the power to the CPMM
     units was applied."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:ANALOG_POWER_START_TIME"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The MRO: ANALOG_POWER_START_TIME element provides the UTC time when
     the power to the CPMM units was applied."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:ATMO_CORRECTION_FLAG"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM_LENGTH = 2
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The MRO:ATMO_CORRECTION_FLAG element identifies whether a correction
     has been performed on a CRISM data product for photometric and
     atmospheric effects.  This correction starts using I over F, and
     consists of division by cosine of the solar incidence angle, removal
     of modeled attenuation by atmospheric gases, and removal of modeled
     scattering and attenuation by atmospheric aerosols. ON indicates that
     a correction has been performed.  In this case the units are Lambert
     albedo. OFF indicates that no correction has been performed. The units
     may be I_OVER_F, or LAMBERT_ALBEDO in which case I_OVER_F has been
     divided by cosine of the solar incidence angle but no further
     correction has occurred. More details can be found in the CRISM Data
     Products SIS."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:AZIMUTH_SPACING_TYPE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 7
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The AZIMUTH_SPACING_TYPE element specifies the type of azimuth
     (i.e. along-track) spacing of SHARAD radar footprints after ground
     processing. UNIFORM means that azimuth lines are evenly spaced.
     NOT UNIFORM means that azimuth lines are not evenly spaced."
  STANDARD_VALUE_SET = {
     "NOT UNIFORM",
     "UNIFORM"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:BARREL_BAFFLE_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:BARREL_BAFFLE_TEMPERATURE element provides the temperature
     of the HiRISE instrument's barrel baffle in degrees Centigrade.
     See Figure 2.3, MRO HiRISE EDR SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:BINNING"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM = 1
  MAXIMUM = 16
  DESCRIPTION = "
     The MRO:BINNING element provides the HiRISE observation binning mode;
     i.e., the number of lines binned in an observation.
     MRO:LINE_EXPOSURE_DURATION = MRO:BINNING * MRO:SCAN_LINE_DURATION"
  STANDARD_VALUE_SET = {
     "1",
     "16",
     "2",
     "3",
     "4",
     "8"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:CALIBRATION_LAMP_LEVEL"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  MAXIMUM = 4095
  DESCRIPTION = "
     The CALIBRATION_LAMP_LEVEL keyword provides the level of the
     CRISM calibration lamp identified by LIGHT_SOURCE_NAME. 0
     indicates that a lamp is unpowered. Also if the lamp level is a
     non-zero value, MRO:CALIBRATION_LAMP_STATUS must equal ON, OPEN
     LOOP or CLOSED LOOP. For any lamp, if MRO:CALIBRATION_LAMP_STATUS
     = ON or OPEN LOOP, the lamp level is proportional to the current
     being supplied to the lamp. In the special cases of
     LIGHT_SOURCE_NAME = SPHERE LAMP 1 or LIGHT_SOURCE_NAME = SPHERE
     LAMP 2, if MRO:CALIBRATION_LAMP_STATUS = CLOSED LOOP, then the
     lamp level gives the setting of the photodiode in the integrating
     sphere that provides feedback to control the lamp current."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:CALIBRATION_LAMP_STATUS"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 2
  MAXIMUM_LENGTH = 11
  DESCRIPTION = "
     The MRO:CALIBRATION_LAMP_STATUS keyword gives the status of the CRISM
     calibration lamp identified by LIGHT_SOURCE_NAME. OFF indicates
     that the lamp is unpowered. ON or OPEN LOOP indicates that the
     lamp is on with the current at the digital values indicated in
     MRO:CALIBRATION_LAMP_LEVEL. CLOSED LOOP is only applicable for
     the integrating sphere (LIGHT_SOURCE_NAME = SPHERE LAMP 1 or
     LIGHT_SOURCE_NAME = SPHERE LAMP 2). In that case
     MRO:CALIBRATION_LAMP_LEVEL gives the setting of the photodiode in
     the integrating sphere that provides feedback
     to control the lamp output."
  STANDARD_VALUE_SET = {
     "CLOSED LOOP",
     "OFF",
     "ON",
     "OPEN LOOP"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:CALIBRATION_START_COUNT"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 32
  DESCRIPTION = "
     The MRO:CALIBRATION_START_COUNT element gives the spacecraft clock
     count of the first line located in the CALIBRATION_IMAGE object."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:CALIBRATION_START_TIME"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = NONE
  MINIMUM_LENGTH = 24
  DESCRIPTION = "
     The MRO:CALIBRATION_START_TIME element gives the UTC time of the first
     line located in the CALIBRATION_IMAGE object."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:CCD_FLAG"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM_LENGTH = 2
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The MRO:CCD_FLAG element identifies which CCDs were operating at the
     time of an observation. There is a special processing flag for each
     CCD used in the observation. The ordering for the values is RED0,
     RED1, RED2, RED3, RED4, RED5, RED6, RED7, RED8, RED9, IR10, IR11,
     BG12, and BG13.
      
     Values are as follows:
      
     ON = the CCD was actively acquiring data during the observation.
     OFF = the CCD was turned off during the observation."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:CHANNEL_NUMBER"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM = 0
  MAXIMUM = 1
  DESCRIPTION = "
     The MRO:CHANNEL_NUMBER element provides the HiRISE CCD channel number."
  STANDARD_VALUE_SET = {
     "0",
     "1"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:CLOSED_LOOP_TRACKING_FLAG"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 8
  DESCRIPTION = "
     The MRO:CLOSED_LOOP_TRACKING_FLAG element is a flag used by the SHARAD on-
     board processing software to enable or disable the closed-loop tracking
     algorithm, which dynamically determines the opening of the receiving
     window based on the time delay of previous echoes."
  STANDARD_VALUE_SET = {
     "DISABLED",
     "ENABLED"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:COMMANDED_ID"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 32
  DESCRIPTION = "
     The MRO:COMMANDED_ID element gives the the actual identification value
     provided to the HIRISE instrument through the MRO flight system
     commanding. This value is returned by the HiRISE instrument through
     the science channel header. During flight operations the COMMANDED_ID
     and the OBSERVATION_ID will be identically defined.  However, during
     calibration data acquisition at Ball Aerospace and Assembly Test and
     Launch Operations (ATLO), the COMMANDED_ID and OBSERVATION_ID may be
     different. During these phases, the same commanding, with the same
     COMMANDED_ID, were run repeatedly on the HiRISE instrument. The result
     was a non unique identification required for the OBSERVATION_ID
     required for this value.  In these cases the OBSERVATION_ID is built
     from the time of the observation rather than the commaned ID found in
     the Science Channel Header."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:COMPRESSION_SELECTION_FLAG"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 8
  DESCRIPTION = "
     The MRO:COMPRESSION_SELECTION_FLAG element is a flag used by the
     SHARAD on-board processing software to enable or disable the dynamic
     bit compression algorithm, which reduces the signal dynamic
     range based on the value of the echo strength."
  STANDARD_VALUE_SET = {
     "DYNAMIC",
     "STATIC"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:CPMM_NEGATIVE_5_CURRENT"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = A
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:CPMM_NEGATIVE_5_CURRENT element provides the negative 5
     current of the HiRISE CCD Processing/Memory Module."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:CPMM_NEGATIVE_5_VOLTAGE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = V
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:CPMM_NEGATIVE_5_VOLTAGE element provides the negative
     5 voltage state of the HiRISE CCD Processing/Memory Module."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:CPMM_NUMBER"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM = 0
  MAXIMUM = 13
  DESCRIPTION = "
     The MRO:CPMM_NUMBER element provides the HiRISE
     CCD Processing/Memory Module number."
  STANDARD_VALUE_SET = {
     "0",
     "1",
     "10",
     "11",
     "12",
     "13",
     "2",
     "3",
     "4",
     "5",
     "6",
     "7",
     "8",
     "9"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:CPMM_POSITIVE_10_CURRENT"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = A
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:CPMM_POSITIVE_10_CURRENT element provides the positive 10
     current of the HiRISE CCD Processing/Memory Module."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:CPMM_POSITIVE_10_VOLTAGE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = V
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:CPMM_POSITIVE_10_VOLTAGE element provides the positive
     10 voltage state of the HiRISE CCD Processing/Memory Module."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:CPMM_POSITIVE_1_8_CURRENT"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = A
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:CPMM_POSITIVE_1_8_CURRENT element provides the positive 1_8
     current of the HiRISE CCD Processing/Memory Module."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:CPMM_POSITIVE_1_8_VOLTAGE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = V
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:CPMM_POSITIVE_1_8_VOLTAGE element provides the positive
     1_8 voltage state of the HiRISE CCD Processing/Memory Module."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:CPMM_POSITIVE_29_CURRENT"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = A
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:CPMM_POSITIVE_29_CURRENT element provides the positive
     29 current of the HiRISE CCD Processing/Memory Module."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:CPMM_POSITIVE_29_VOLTAGE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = V
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:CPMM_POSITIVE_29_VOLTAGE element provides the positive
     29 voltage state of the HiRISE CCD Processing/Memory Module."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:CPMM_POSITIVE_2_5_CURRENT"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = A
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:CPMM_POSITIVE_2_5_CURRENT element provides the positive 2_5
     current of the HiRISE CCD Processing/Memory Module."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:CPMM_POSITIVE_2_5_VOLTAGE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = V
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:CPMM_POSITIVE_2_5_VOLTAGE element provides the positive
     2_5 voltage state of the HiRISE CCD Processing/Memory Module."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:CPMM_POSITIVE_3_3_CURRENT"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = A
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:CPMM_POSITIVE_3_3_CURRENT element provides the positive 3_3
     current of the HiRISE CCD Processing/Memory Module."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:CPMM_POSITIVE_3_3_VOLTAGE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = V
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:CPMM_POSITIVE_3_3_VOLTAGE element provides the positive
     3_3 voltage state of the HiRISE CCD Processing/Memory Module."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:CPMM_POSITIVE_5_CURRENT"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = A
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:CPMM_POSITIVE_5_CURRENT element provides the positive 5
     current of the HiRISE CCD Processing/Memory Module."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:CPMM_POSITIVE_5_VOLTAGE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = V
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:CPMM_POSITIVE_5_VOLTAGE element provides the positive 5
     voltage state of the HiRISE CCD Processing/Memory Module."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:CPMM_PWS_BOARD_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:CPMM_PWS_BOARD_TEMPERATURE element provides the temperature
     of the HiRISE instrument's CCD Processing/Memory Module Power Supply
     Board in degrees Centigrade. See Figure 2.3, MRO HiRISE EDR SIS,
     REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:DELTA_LINE_TIMER_COUNT"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 16777216
  DESCRIPTION = "
     The MRO:DELTA_LINE_TIMER_COUNT element provides the commanded
     count given to the HiRISE instrument to set the scan line duration.
     MRO:SCAN_LINE_DURATION = 74 + MRO:DELTA_LINE_TIMER_COUNT/16"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:DETECTOR_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:DETECTOR_TEMPERATURE element provides the temperature of the
     CRISM IR detector (if MRO:SENSOR_ID = 'L'), or the VNIR detector (if
     MRO:SENSOR_ID = 'S'). On each detector there are two temperature
     sensors. The primary source of IR detector temperature is IR temperature
     sensor 1 (column 50 in the EDR list file). The backup source of IR
     detector temperature is IR temperature sensor 2 (column 51 in the EDR
     list file). The primary source of VNIR detector temperature is VNIR
     temperature sensor 2 (column 65 in the EDR list file). The backup source
     of VNIR detector temperature is VNIR temperature sensor 1 (column 64 in
     the EDR list file)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:DLL_FREQUENCY_CORRECT_COUNT"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 255
  DESCRIPTION = "
     The MRO:DLL_FREQUENCY_CORRECT_COUNT element provides a count of
     the number of times the HiRISE 96 MHz clock frequency was observed to
     be correct.  This is used with the recursive Digital Lock Loop
     reset circuit."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:DLL_LOCKED_FLAG"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 2
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The MRO:DLL_LOCKED_FLAG element provides the state of the 1st and
     2nd 96 Mhz Digital Lock Loop flags for a HiRISE observation."
  STANDARD_VALUE_SET = {
     "NO",
     "YES"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:DLL_LOCKED_ONCE_FLAG"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 2
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The MRO:DLL_LOCKED_ONCE_FLAG element indicates if the Digital
     Lock Loop ever locked during a HiRISE observation."
  STANDARD_VALUE_SET = {
     "NO",
     "YES"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:DLL_RESET_COUNT"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 255
  DESCRIPTION = "
     The MRO:DLL_RESET_COUNT element provides the count of the number of
     times during a HiRISE observation the 96 MHz Digital Lock Loop had
     to be reset in order to lock to the incoming 48 Mhz clock and produce
     an 96 MHz clock."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:EXPOSURE_PARAMETER"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 480
  DESCRIPTION = "
     The MRO:EXPOSURE_PARAMETER element identifies the value supplied to
     the CRISM instrument to command the exposure time. At a given frame
     rate identified in MRO:FRAME_RATE, there are 480 possible exposure
     times ranging from 1 to 480. An exposure parameter of 480 yields an
     exposure time equal to the inverse of the frame rate. An exposure time
     parameter of 1 yields an exposure time 1/480 as large. For example,
     at a frame rate of 3.75 Hz, an exposure time parameter of 480 yields
     an exposure time of 0.26667 sec, whereas an exposure time parameter of
     1 yields and exposure time of 0.00056 sec. This parameter is included
     independently of the exposure time itself because some of the
     Calibration Data Records (CDRs) are applicable to data taken at a
     particular exposure parameter."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:FELICS_COMPRESSION_FLAG"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 2
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The MRO:FELICS_COMPRESSION_FLAG element identifies whether FELICS
     data compression was applied to a HiRISE image."
  STANDARD_VALUE_SET = {
     "NO",
     "YES"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:FIELD_STOP_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:FIELD_STOP_TEMPERATURE element provides the temperature
     of the HiRISE instrument's focus mechanism field stop in degrees
     Centigrade. See Figure 2.3, MRO HiRISE EDR SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:FOCUS_MOTOR_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:FOCUS_MOTOR_TEMPERATURE element provides the temperature
     of the HiRISE instrument's focus mirror in degrees Centigrade.
     See Figure 2.3, MRO HiRISE EDR SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:FOCUS_POSITION_COUNT"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:FOCUS_POSITION_COUNT element provides the raw count of the
     focus mechanism position in a HiRISE observation."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:FPA_NEGATIVE_Y_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:FPA_NEGATIVE_Y_TEMPERATURE element provides the temperature
     of the HiRISE instrument's Focal Plane Array -Y location in
     degrees Centigrade. See Figure 2.3, MRO HiRISE EDR SIS, REFKEYID
     JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:FPA_POSITIVE_Y_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:FPA_POSITIVE_Y_TEMPERATURE element provides the temperature
     of the HiRISE instrument's Focal Plane Array  +Y side location in
     degrees Centigrade. See Figure 2.3, MRO HiRISE EDR SIS, REFKEYID
     JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:FPE_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:FPE_TEMPERATURE element provides the temperature of the
     HiRISE or CRISM instrument's Focal Plane Electronics in degrees
     Celsius. For HiRISE, see Figure 2.3, MRO HiRISE EDR SIS, REFKEYID
     JPLD-32004. For CRISM, the value refers to the focal plane
     electronics board mounted in the base of the gimbal. The values
     represents IR focal plane electronics if MRO:SENSOR_ID = 'L', and
     to the VNIR focal plane electronics if MRO:SENSOR_ID = 'S'. The
     source of CRISM IR focal plane electronics temperature is column
     60 in the EDR list file. The source of VNIR focal plane
     electronics temperature is column 71 in the EDR list file."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:FRAME_RATE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = HZ
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 30
  DESCRIPTION = "
     The MRO:FRAME_RATE element identifies the rate at which frames
     of data in a CRISM EDR were returned.  Possible values are 1.0, 3.75,
     5.0, 15.0, and 30.0."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:HEATER_CONTROL_FLAG"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 2
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The MRO:HEATER_CONTROL_FLAG element is a set of 14 on/off flags
     that indicate which of the 14 heater control areas were on at the
     time of a HiRISE observation."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:HEATER_CONTROL_MODE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 11
  DESCRIPTION = "
     The MRO:HEATER_CONTROL_MODE element provides the state of the HiRISE
     heater control, either closed-loop or duty-cycle.  Normally the
     closed-loop mode is used to keep nominal operating temperatures of the
     instrument. A duty-cycle mode is enabled during periods of high EM
     emissions from other MRO instruments."
  STANDARD_VALUE_SET = {
     "CLOSED LOOP",
     "DUTY CYCLE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:HEATER_CURRENT"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = A
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:HEATER_CURRENT element provides the HiRISE heater current
     in amps."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:IE_PWS_BOARD_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:IE_PWS_BOARD_TEMPERATURE element provides the temperature
     of the HiRISE instrument's Instrument Electronics Power Supply
     Board in degrees Centigrade. See Figure 2.3, MRO HiRISE EDR SIS,
     REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:IEA_NEGATIVE_15_VOLTAGE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = V
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:IEA_NEGATIVE_15_VOLTAGE element provides the negative
     15 voltage state of the HiRISE Interface Electronics Assembly."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:IEA_POSITIVE_15_VOLTAGE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = V
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:IEA_POSITIVE_15_VOLTAGE element provides the positive
     15 voltage state of the HiRISE Interface Electronics Assembly."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:IEA_POSITIVE_28_VOLTAGE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = V
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:IEA_POSITIVE_28_VOLTAGE element provides the positive
     28 voltage state of the HiRISE Interface Electronics Assembly."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:IEA_POSITIVE_5_VOLTAGE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = V
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:IEA_POSITIVE_5_VOLTAGE element provides positive 5 voltage
     state of the HiRISE Interface Electronics Assembly."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:IEA_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:IEA_TEMPERATURE element provides the temperature of the
     HiRISE instrument's Instrument Electronics Assembly in degrees
     Centigrade. See Figure 2.3, MRO HiRISE EDR SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:IMAGE_EXPOSURE_DURATION"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:IMAGE_EXPOSURE_DURATION element provides the total time
     of a HiRISE observation from the start of the first line to the end
     of the last line computed by multiplying the total number of
     lines in the array times the line exposure duration."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:INST_CONT_BOARD_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:INST_CONT_BOARD_TEMPERATURE element provides the temperature
     of the HiRISE instrument control board in degrees Centigrade.
     See Figure 2.3, MRO HiRISE EDR SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:INST_CONT_FPGA_POS_2_5_VOLTAGE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = V
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:INST_CONT_FPGA_POS_2_5_VOLTAGE element provides the
     positive 2_5 voltage state of the HiRISE instrument control
     Field-Programmable Gate Array."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:INSTRUMENT_POINTING_MODE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MAXIMUM_LENGTH = 16
  DESCRIPTION = "
     The MRO:INSTRUMENT_POINTING_MODE element identifies pointing mode of the
     CRISM gimbal. For FIXED POINTING, the instrument remains at a single
     gimbal position while taking data. For DYNAMIC POINTING, the gimbal
     tracks a target and typically superimposes a very slow constant-rate
     scan. FIXED POINTING is the nominal mode for multispectral survey data,
     whereas DYNAMIC POINTING is the nominal mode for targeted observations."
  STANDARD_VALUE_SET = {
     "DYNAMIC POINTING",
     "FIXED POINTING"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:INV_LOOKUP_TABLE_FILE_NAME"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  DESCRIPTION = "
     The MRO:INV_LOOKUP_TABLE_FILE_NAME element identifies the name of the
     CRISM file that gives the 12-bit DN value replacing each 8-bit DN value
     if lossy compression was performed (if compression_type=8_BIT). The
     inverse lookup table file is a nine-column, 4095-row text file. Column 1
     gives each 8-bit value, 0 through 255. Columns 2 through 9 give the 12-
     bit values that replace them if lookup tables 0 through 7, respectively,
     were selected for data acquisition. Lookup tables are selected on a line
     by line basis. Which table is used for each line is indicated in the
     pixel-processing descriptive file named in MRO:PIXEL_PROC_FILE_NAME."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:INVALID_PIXEL_LOCATION"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = PIXEL
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  DESCRIPTION = "
     The INVALID_PIXEL_LOCATION keyword identifies the X,Y,Z locations
     within a CRISM TRDR at which the data values are invalid because
     they represent cosmic ray hits, with an increased in DN level
     above of threshold of several times the read noise in the data.
     Read noise is approximately 3 14-bit DNs. The X direction is the
     spatial direction within a single frame of data. The Y direction
     is the wavelength direction within a single frame of data.
     The Z direction in the spatial direction built up by accumulating
     successive frames of data at different times. A cosmic ray hit is
     manifested by an elevated DN level in a small cluster of adjacent
     X,Y locations in one or two successive frames in the Z direction.
     The pixel locations are defined as {(X1,Y1,Z1), (X2,Y2,Z2),...,
     (Xn, Yn,Zn)} where Xn, Yn, and Zn are integer values of X,Y,Z
     coordinates of invalid pixels."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:LINE_EXPOSURE_DURATION"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:LINE_EXPOSURE_DURATION element provides the time from the
     start of exposure of one binned line to the start of exposure of
     the next binned line in a HiRISE image.
     MRO:LINE_EXPOSURE_DURATION = MRO:BINNING * MRO:SCAN_LINE_DURATION"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:LOOKUP_CONVERSION_TABLE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:LOOKUP_CONVERSION_TABLE element provides the
     HiRISE lookup conversion table used to define the translation from
     8-bit back to 14-bit pixels in a HiRISE image.  If no lookup table
     was used (LOOKUP_TABLE_TYPE='N/A') then LOOKUP_CONVERSION_TABLE=((0,0)).
     This element consists of a sequence of 255 pairs of values. The first
     pair in the table corresponds to the range of 14-bit pixels that map
     to 0 DN value of the output 8-bit pixel. Subsequent pairs correspond to
     incremental output DN values."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:LOOKUP_TABLE_FILE_NAME"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  DESCRIPTION = "
     The MRO:LOOKUP_TABLE_FILE_NAME element identifies the name of the CRISM
     lookup table file that gives the 8-bit DN value replacing each 12-bit DN
     value if lossy compression is performed (if compression_type=8_BIT). The
     lookup table file is a nine-column, 4095-row text file. Column 1 gives
     each 12-bit value, 0 through 4095. Columns 2 through 9 give the 8- bit
     values that replace them if lookup tables 0 through 7, respectively, are
     selected. Lookup tables are selected on a line by line basis. Which
     table is used for each line is indicated in the pixel-processing
     descriptive file named in MRO:PIXEL_PROC_FILE_NAME."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:LOOKUP_TABLE_K_VALUE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -9998
  MAXIMUM = 32
  DESCRIPTION = "
     The MRO:LOOKUP_TABLE_K_VALUE element provides the 'pixel spread'
     value in a HiRISE image. This parameter is used only for the
     HiRISE SQUARE-ROOT LUT table mode.  A -9998 value indicates a K
     value was not used."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:LOOKUP_TABLE_MAXIMUM"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -9998
  MAXIMUM = 16384
  DESCRIPTION = "
     The MRO:LOOKUP_TABLE_MAXIMUM element provides the maximum 14-bit
     pixel value mapped to the 254 DN 8-bit pixel in a HiRISE image.
     This parameter is used only for the HiRISE LINEAR LUT table mode.
     A -9998 value indicates that the maximum value was not used."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:LOOKUP_TABLE_MEDIAN"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -9998
  MAXIMUM = 16384
  DESCRIPTION = "
     The MRO:LOOKUP_TABLE_MEDIAN element provides the median 14-bit
     pixel value mapped to the 254 DN 8-bit pixel in a HiRISE image.
     This parameter is used only for the HiRISE SQUARE-ROOT LUT table
     mode. A -9998 value indicates that the table median value was not used."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:LOOKUP_TABLE_MINIMUM"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -9998
  MAXIMUM = 16384
  DESCRIPTION = "
     The MRO:LOOKUP_TABLE_MINIMUM element provides the minimum 14-bit pixel
     value mapped to the 0 DN output pixel in a HiRISE image. This
     parameter is used only for the HiRISE LINEAR LUT table mode.  A -9998
     value indicates that the minimum value was not used."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:LOOKUP_TABLE_NUMBER"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -9998
  MAXIMUM = 28
  DESCRIPTION = "
     The MRO:LOOKUP_TABLE_NUMBER element provides the number of the
     stored LUT used in a HiRISE image. This parameter is used only for
     the HiRISE STORED LUT table mode. A value of -9998 indicates that a
     table number was not used."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:LOOKUP_TABLE_TYPE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MAXIMUM_LENGTH = 11
  DESCRIPTION = "
     The MRO:LOOKUP_TABLE_TYPE element provides the type of lookup table
     that was applied to convert 14-bit pixels to 8-bit pixels in a HiRISE
     image."
  STANDARD_VALUE_SET = {
     "LINEAR",
     "N/A",
     "SQUARE ROOT",
     "STORED"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:MANUAL_GAIN_CONTROL"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 255
  DESCRIPTION = "
     The MRO:MANUAL_GAIN_CONTROL element is a parameter used by the
     SHARAD on-board processing software to set the receiver gain to a
     fixed value during data acquisition."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:MAXIMUM_STRETCH"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1023
  DESCRIPTION = "
     The MRO:MAXIMUM_STRETCH element provides a contrast stretch value to
     be used in the display of a HiRISE Image. The MRO:MAXIMUM_STRETCH
     parameter specifies the DN value to map to the 255 DN value of the
     display. For color images, there will be three values, one for each
     color."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:MEASUREMENT_ATM_COMPOSITION"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The MRO:MEASUREMENT_ATM_COMPOSITION element identifies the
     atmospheric gases present in the environment during a laboratory
     spectral measurement."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:MEASUREMENT_GEOMETRY_DESC"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The MRO:MEASUREMENT_GEOMETRY_DESC element describes the geometry
     relevant to a laboratory spectral measurement."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:MEASUREMENT_GEOMETRY_TYPE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 50
  DESCRIPTION = "
     The MRO:MEASUREMENT_GEOMETRY_TYPE element provides the type of
     measurement geometry relative to a laboratory spectral measurement.
     Examples are 'DIRECTIONAL HEMISPHERICAL', 'HEMISPHERICAL DIRECTIONAL',
     'BIDIRECTIONAL, RADIANCE FACTOR', and 'BIDIRECTIONAL, RADIANCE
     COEFFICIENT'."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:MEASUREMENT_MASS"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The MRO:MEASUREMENT_MASS element provides the mass of a sample
     used in a particular laboratory spectral measurement."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:MEASUREMENT_MAX_RESOLUTION"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MICRON
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The MRO:MEASUREMENT_MAX_RESOLUTION element provides the maximum
     resolution of a laboratory spectral measurement."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:MEASUREMENT_MIN_RESOLUTION"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MICRON
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The MRO:MEASUREMENT_MIN_RESOLUTION element provides the minimum
     resolution of a laboratory spectral measurement."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:MEASUREMENT_PRESSURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The MRO:MEASUREMENT_PRESSURE element gives the atmospheric pressure
     of the environment during a laboratory spectral measurement."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:MEASUREMENT_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:MEASUREMENT_TEMPERATURE element gives the temperature of
     the environment during a laboratory spectral measurement."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:MECH_TLM_BOARD_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:MECH_TLM_BOARD_TEMPERATURE element provides the temperature
     of the HiRISE instrument's Mech/TLM Board in degrees Centigrade.
     See Figure 2.3, MRO HiRISE EDR SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:MECH_TLM_FPGA_POS_2_5_VOLTAGE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = V
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:MECH_TLM_FPGA_POS_2_5_VOLTAGE element provides the
     positive 2_5 voltage state of the HiRISE Mech/TLM Field-Programmable
     Gate Array."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:MINIMUM_STRETCH"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1023
  DESCRIPTION = "
     The MRO:MINIMUM_STRETCH element provides contrast stretch values to
     be used in the display of a HiRISE Image. The MRO:MINIMUM_STRETCH
     parameter is the minimum DN value to map to the 0 DN value of the
     display. For color images, there will be three values, one for each
     color."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:MS_TRUSS_LEG_0_A_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:MS_TRUSS_LEG_0_A_TEMPERATURE element provides the
     temperature of the HiRISE instrument's metering structure
     truss 0-A leg in degrees Centigrade. See Figure 2.3, MRO
     HiRISE EDR SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:MS_TRUSS_LEG_0_B_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:MS_TRUSS_LEG_0_B_TEMPERATURE element provides the
     temperature of the HiRISE instrument's metering structure
     truss 0-B leg in degrees Centigrade. See Figure 2.3, MRO
     HiRISE EDR SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:MS_TRUSS_LEG_120_A_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:MS_TRUSS_LEG_120_A_TEMPERATURE element provides the temperature
     of the HiRISE instrument's metering structure truss 120-A leg in
     degrees Centigrade. See Figure 2.3, MRO HiRISE EDR SIS,
     REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:MS_TRUSS_LEG_120_B_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:MS_TRUSS_LEG_120_B_TEMPERATURE element provides the
     temperature of the HiRISE instrument's metering structure truss
     120-B leg in degrees Centigrade. See Figure 2.3, MRO HiRISE EDR
     SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:MS_TRUSS_LEG_240_A_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:MS_TRUSS_LEG_240_A_TEMPERATURE element provides the
     temperature of the HiRISE instrument's metering structure
     truss 240-A leg in degrees Centigrade. See Figure 2.3,
     MRO HiRISE EDR SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:MS_TRUSS_LEG_240_B_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:MS_TRUSS_LEG_240_B_TEMPERATURE element provides the
     temperature of the HiRISE instrument's metering structure
     truss 240-B leg in degrees Centigrade. See Figure 2.3,
     MRO HiRISE EDR SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:NOMINAL_ALONG_TRACK_RESOLUTION"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = M
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM = 0
  MAXIMUM = 10000
  DESCRIPTION = "
     The MRO:NOMINAL_ALONG_TRACK_RESOLUTION element gives the horizontal
     resolution of the instrument in the along-track direction achieved
     through azimuth processing, expressed in meters."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:NUMERICAL_FILTER_TYPE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The MRO:NUMERICAL_FILTER_TYPE element is the parameter used by the
     SHARAD ground processing software for the selection of the method
     used for building the numerical filter used in the range compression
     of the signal."
  STANDARD_VALUE_SET = {
     "INVERSE",
     "MATCHED"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:OBSERVATION_NUMBER"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The MRO:OBSERVATION_NUMBER gives the monotonically increasing ordinal
     counter of the EDRs generated for a particular CRISM OBSERVATION_ID.
     CRISM generates several EDRs for a given OBSERVATION_ID."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:OBSERVATION_START_COUNT"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The MRO:OBSERVATION_START_COUNT element provides the spacecraft clock
     count corresponding to the UTC time identified by the
     MRO:OBSERVATION_START_TIME. This is the time when the HiRISE instrument
     begins its image acquisition sequence."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:OBSERVATION_START_TIME"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = FORMATION
  DESCRIPTION = "
     The MRO:OBSERVATION_START_TIME element provides the UTC start time
     of a HiRISE image acquisition sequence."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:OPT_BNCH_BOX_BEAM_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:OPT_BNCH_BOX_BEAM_TEMPERATURE element provides the temperature
     of the HiRISE instrument's optical bench near the box beam (+Y face)
     n degrees Centigrade. See Figure 2.3, MRO HiRISE EDR SIS, REFKEYID
     JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:OPT_BNCH_COVER_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:OPT_BNCH_COVER_TEMPERATURE element provides the temperature
     of the HiRISE instrument's optical bench cover (external) in degrees
     Centigrade. See Figure 2.3, MRO HiRISE EDR SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:OPT_BNCH_FLEXURE_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:OPT_BNCH_FLEXURE_TEMPERATURE element provides the temperature
     of the HiRISE instrument's optical bench near the +X MDR flexure in
     degrees Centigrade. See Figure 2.3, MRO HiRISE EDR SIS, REFKEYID
     JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:OPT_BNCH_FOLD_FLAT_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:OPT_BNCH_FOLD_FLAT_TEMPERATURE element provides the
     temperature of the HiRISE instrument's optical fold flat mirror
     location in degrees Centigrade. See Figure 2.3, MRO HiRISE EDR
     SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:OPT_BNCH_FPA_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:OPT_BNCH_FPA_TEMPERATURE element provides the temperature
     of the HiRISE instrument's optical bench near the Focal Plane
     Array in degrees Centigrade. See Figure 2.3, MRO HiRISE EDR
     SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:OPT_BNCH_FPE_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:OPT_BNCH_FPE_TEMPERATURE element provides the temperature
     of the HiRISE instrument's optical bench near the Focal Plane
     Electronics in degrees Centigrade. See Figure 2.3, MRO HiRISE
     EDR SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:OPT_BNCH_LIVING_RM_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:OPT_BNCH_LIVING_RM_TEMPERATURE element provides the
     temperature of the HiRISE instrument's optical bench in the
     sunken living room location in degrees Centigrade. See Figure
     2.3, MRO HiRISE EDR SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:OPT_BNCH_MIRROR_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:OPT_BNCH_MIRROR_TEMPERATURE element provides the temperature
     of the HiRISE instrument's optical bench near the tertiary mirror
     in degrees Centigrade. See Figure 2.3, MRO HiRISE EDR SIS,
     REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:OPTICAL_BENCH_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:OPTICAL_BENCH_TEMPERATURE element provides the temperature of
     the CRISM optical bench. It is a backup to MRO:SPHERE_TEMPERATURE for
     modeling the output radiance of the onboard integrating sphere as a
     function of sphere temperature."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:PHASE_COMPENSATION_TYPE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The MRO:PHASE_COMPENSATION_TYPE element is a parameter used by
     the SHARAD on-board processing software to select the type of
     time shifting applied to received echoes before coherent summing."
  STANDARD_VALUE_SET = {
     "NO COMPENSATION",
     "RADIAL VELOCITY",
     "RADIAL VELOCITY AND SURFACE SLOPE",
     "SURFACE SLOPE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:PHASE_CORRECTION_TYPE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 32
  DESCRIPTION = "
     The MRO:PHASE_CORRECTION_TYPE element is the Parameter used by the
     SHARAD ground processing software for the selection of the algorithm
     used for the correction of any phase distortion in the signal caused
     by the ionosphere."
  STANDARD_VALUE_SET = {
     "NONE",
     "PHASE GRADIENT AUTOFOCUS"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:PHOTOCLIN_CORRECTION_FLAG"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM_LENGTH = 2
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The MRO:PHOTOCLIN_CORRECTION_FLAG element describes the way in which
     topographic slopes were calculated as inputs to a thermal correction
     that has been performed on a calibrated CRISM data product.
      
     This keyword has validity only in the case where the value of the
     keyword MRO:THERMAL_CORRECTION_MODE is PHYSICAL_MODEL;ADR_TE.
      
     If MRO:PHOTOCLIN_CORRECTION_FLAG is OFF, then slopes used to
     calculate temperature come from the companion DDR. If it is ON,
     then the slopes are calculated using photoclinometry of CRISM
     data.
      
     More details can be found at MRO:THERMAL_CORRECTION_MODE and in
     the CRISM Data Products SIS."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:PIXEL_PROC_FILE_NAME"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  DESCRIPTION = "
     The MRO:PIXEL_PROC_FILE_NAME element gives the name of the file that
     documents the CRISM onboard compression options selected. Onboard
     compression converts a 14- bit DN with a value of 0-16383 to a 12-bit-
     0-4095 value or 8-bit 0-255 value for downlink. Corrections are done on
     a line by line basis. The pixel processing file is a 4- column, 480-row
     text file. The four elements in each row are the row number, the gain
     correction performed, the offset correction performed, and the 12 to 8
     bit lookup table used if lossy compression is performed. Both gain and
     offset corrections are always performed to convert 14-bit to 12-bit
     values prior to downlink. First the offset is subtracted from the 14-bit
     value. Then the difference is multiplied by the gain to shorten the
     result to a 12-bit value. If lossy compression is being performed (if
     compression_type = 8_BIT), then the 12- to 8-bit lookup table value gives
     the table in the file named by MRO:LOOKUP_TABLE_FILE_NAME that was used
     to convert the 12-bit value to an 8- bit value."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:POWERED_CPMM_FLAG"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 2
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The MRO:POWERED_CPMM_FLAG element provides a set of 14 values that
     identify which HiRISE CCD Processing/Memory Modules were commanded to
     acquire imaging during the observation. The first element is for CPMM 0
     and the last element is for CPMM 13."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:PRIMARY_MIRROR_BAF_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:PRIMARY_MIRROR_BAF_TEMPERATURE element provides the
     temperature of the HiRISE instrument's primary mirror baffle
     near the base (external) in degrees Centigrade. See Figure 2.3,
     MRO HiRISE EDR SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:PRIMARY_MIRROR_MNT_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:PRIMARY_MIRROR_MNT_TEMPERATURE element provides the temperature
     of the HiRISE instrument's primary mirror mount in degrees Centigrade.
     See Figure 2.3, MRO HiRISE EDR SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:PRIMARY_MIRROR_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:PRIMARY_MIRROR_TEMPERATURE element provides the
     temperature of the HiRISE instrument's primary mirror
     at its maximum thickness in degrees Centigrade. See
     Figure 2.3, MRO HiRISE EDR SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:PULSE_REPETITION_INTERVAL"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The MRO:PULSE_REPETITION_INTERVAL element gives the time between
     the transmission of two consecutive SHARAD radar pulses, expressed
     in microseconds."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:RADARGRAM_RETURN_INTERVAL"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1000000
  DESCRIPTION = "
      
     The MRO:RADARGRAM_RETURN_INTERVAL element gives the round trip time of
     an electromagnetic pulse from the center of Mars to the first sample of
     each echo in the data product. This time delay is expressed in terms of
     number of echo samples. Time distance between echo samples in SHARAD RDR
     data products is 0.075 microseconds."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:READOUT_START_COUNT"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The MRO:READOUT_START_COUNT element provides the spacecraft clock count
     when the HiRISE CCD Process/Memory Module begins transferring image data
     out of its buffer memory."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:READOUT_START_TIME"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = TIME
  DESCRIPTION = "
     The MRO:READOUT_START_TIME element provides the UTC time when the HiRISE
     CCD Process/Memory Module begins transferring image data out of buffer
     memory."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:REFERENCE_FUNCTION_FILE_NAME"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 256
  DESCRIPTION = "
     The MRO:REFERENCE_FUNCTION_FILE_NAME element gives the name of the file
     located in the CALIB directory containing the function used for
     building the numerical filter used in the range compression of the
     signal."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:REPLACED_PIXEL_LOCATION"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = PIXEL
  STANDARD_VALUE_TYPE = DEFINITION
  DESCRIPTION = "
     The MRO:REPLACE_PIXEL_LOCATION keyword gives the X,Y,Z locations
     within a CRISM TRDR at which data values were replaced by
     interpolating from surrounding pixels, because original data values
     were affected by cosmic ray hits which increased the DN level above a
     threshold of several times the read noise in the data. Read noise is
     approximately 3 14-bit DNs. The X direction is the spatial direction
     within a single frame of data. The Y direction is the wavelength
     direction within a single frame of data. The Z direction in the
     spatial direction built up by accumulating successive frames of data
     at different times. A cosmic ray hit is manifested by an elevated DN
     level in a small cluster of adjacent X,Y locations in one or two
     successive frames in the Z direction. Replacement occurs by
     interpolating between the adjacent pixels in the XZ spatial
     directions. The pixel locations are defined as {(X1,Y1,Z1),
     (X2,Y2,Z2),..., (Xn, Yn,Zn)} where Xn, Yn, and Zn are integer values
     of X,Y,Z coordinates of replaced pixels."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SCAN_EXPOSURE_DURATION"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 74
  MAXIMUM = 1048650
  DESCRIPTION = "
     The MRO:SCAN_EXPOSURE_DURATION element provides the
     unbinned line readout rate of the HiRISE instrument in microseconds.
     This corresponds to the time between successive steps in the
     Time Delay Integration (TDI) process. The adjustment of this
     parameter is used to match image line acquisition to the
     boresight ground velocity.  The value is the same for all
     CCDs for a given observation."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SEC_MIRROR_BAFFLE_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:SEC_MIRROR_BAFFLE_TEMPERATURE element provides the
     temperature of the HiRISE instrument's secondary mirror
     baffle near the base (external) in degrees Centigrade.
     See Figure 2.3, MRO HiRISE EDR SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SEC_MIRROR_MTR_RNG_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:SEC_MIRROR_MTR_RNG_TEMPERATURE element provides the
     temperature of the HiRISE instrument's secondary mirror
     metering ring in degrees Centigrade. See Figure 2.3, MRO
     HiRISE EDR SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SEC_MIRROR_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:SEC_MIRROR_TEMPERATURE element provides the temperature
     of the HiRISE instrument's secondary mirror in degrees Centigrade.
     See Figure 2.3, MRO HiRISE EDR SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SENSOR_ID"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The MRO:SENSOR_ID element identifies the CRISM focal plane from
     which data in an EDR or RDR were returned; S = short-wavelength
     or VNIR, L = long-wavelength or IR, J = joint where a data
     product is applicable to either."
  STANDARD_VALUE_SET = {
     "J",
     "L",
     "S"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SPATIAL_RESAMPLING_FILE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  DESCRIPTION = "
     The MRO:SPATIAL_RESAMPLING_FILE element gives the name of the file
     that has the optical distortions that are removed when spatial
     resampling of CRISM data occurs in sensor space. Spatial resampling is
     to remove differences in the spatial scale of the data between
     different wavelengths. The data are corrected for spatial scale by
     cubic resampling within rows to match the scale at 610 nm (row number
     223) for the VNIR, or 2300 nm (row number 257) for the IR."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SPATIAL_RESAMPLING_FLAG"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM_LENGTH = 2
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The MRO:SPATIAL_RESAMPLING_FLAG element identifies whether spatial
     resampling of CRISM data has occurred in sensor space. Spatial
     resampling is to remove differences in the spatial scale of the data
     between different wavelengths. The data are corrected for spatial
     scale by cubic resampling within rows to match the scale at 610 nm
     (row number 223) for the VNIR, or 2300 nm (row number 257) for the IR.
     OFF indicates no resampling, and ON indicates that resampling has
     occurred."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SPATIAL_RESCALING_FILE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  DESCRIPTION = "
     The MRO:SPATIAL_RESCALING_FILE element gives the name of the file that
     has the difference in magnification that is removed when spatial
     rescaling of CRISM VNIR data to IR data occurs in sensor space.
     Spatial rescaling is to remove differences in magnification between
     VNIR data and IR data. VNIR data are corrected to the spatial scale of
     the IR data at 2300 nm (row 257)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SPATIAL_RESCALING_FLAG"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM_LENGTH = 2
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The MRO:SPATIAL_RESCALING_FLAG element identifies whether spatial
     rescaling of CRISM data has occurred in sensor space. Spatial
     rescaling is to remove differences in magnification between VNIR data
     and IR data. VNIR data are corrected to the spatial scale of the IR
     data at 2300 nm (row 257). OFF indicates no rescaling, and ON
     indicates that rescaling has occurred."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SPECIAL_PROCESSING_FLAG"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM_LENGTH = 4
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The MRO:SPECIAL_PROCESSING_FLAG element indicates if special
     calibration processing was applied to a HiRISE CCD image. The
     HiRISE instrument may experience instability problems or a
     ow-signal image may have been poorly calibrated requiring an
     alternate calibration strategy. There is a special processing
     flag for each CCD used in the observation. The ordering for the
     values is RED0, RED1, RED2, RED3, RED4, RED5, RED6, RED7, RED8,
     RED9, IR10, IR11, BG12, and BG13.
      
     Values are as follows:
      
     NOMINAL = the standard calibration processing was used for the
     CCD image.
      
     CUBENORM = the calibration processing used a columnar gain correction
     based on columnar statistics of the image.
      
     NULL = the CCD was not operating or was missing for this observation."
  STANDARD_VALUE_SET = {
     "CUBENORM",
     "NOMINAL",
     "NULL"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SPECIMEN_CLASS_NAME"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = TEXT
  MINIMUM_LENGTH = 0
  DESCRIPTION = "
     The MRO:SPECIMEN_CLASS_NAME element provides the classification of
     a CRISM Spectral Library sample using the classification scheme
     defined in the CRISM Spectral Library SIS."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SPECIMEN_COLLECT_LOCATION_DESC"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The MRO:SPECIMEN_COLLECT_LOCATION_DESC describes the location where a
     CRISM Spectral Library sample was collected."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SPECIMEN_CURRENT_LOCATION_NAME"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM_LENGTH = 0
  MAXIMUM_LENGTH = 50
  DESCRIPTION = "
     The MRO:SPECIMEN_CURRENT_LOCATION_NAME gives the name of the
     institution or laboratory where a CRISM Spectral Library sample is
     currently stored."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SPECIMEN_DESC"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The MRO:SPECIMEN_DESC element gives a description of a CRISM
     Spectral Library sample. An example is 'K-jarosite, from H. Kodama
     collection #A210'. The description does not have to be unique."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SPECIMEN_LAST_OWNER_NAME"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM_LENGTH = 0
  MAXIMUM_LENGTH = 32
  DESCRIPTION = "
     The MRO:SPECIMEN_LAST_OWNER_NAME element gives the name of the
     individual or laboratory to whom a CRISM Spectral Library sample
     belongs."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SPECIMEN_MAX_PARTICLE_SIZE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MICRON
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:SPECIMEN_MAX_PARTICLE_SIZE element gives the maximum
     particle size of a CRISM Spectral Library sample."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SPECIMEN_MIN_PARTICLE_SIZE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MICRON
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:SPECIMEN_MIN_PARTICLE_SIZE element gives the minimum
     particle size of a CRISM Spectral Library sample."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SPECIMEN_NAME"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = TEXT
  MINIMUM_LENGTH = 0
  MAXIMUM_LENGTH = 64
  DESCRIPTION = "
     The MRO:SPECIMEN_NAME element gives the unique name of a CRISM
     Spectral Library sample."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SPECTRAL_RESAMPLING_FILE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  DESCRIPTION = "
     The MRO:SPECTRAL_RESAMPLING_FILE element gives the name of the file
     that has the optical distortions (to the nearest whole detector
     element) that are removed when spectral resampling of CRISM data
     occurs in sensor space. Spectral resampling is to remove differences
     in the wavelength scale of the data between different spatial
     positions across the field of view. The data are corrected for
     spectral scale by nearest neighbor resampling within columns to match
     the scale, to within 0.5 detector elements, to that of columns 260-359
     for the VNIR, or columns 270-369 for the IR."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SPECTRAL_RESAMPLING_FLAG"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM_LENGTH = 2
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The MRO:SPECTRAL_RESAMPLING_FLAG element identifies whether spectral
     resampling of CRISM data has occurred in sensor space. Spectral
     resampling is to remove differences in the wavelength scale of the
     data between different spatial positions across the field of view. The
     data are corrected for spectral scale by nearest neighbor resampling
     within columns to match the scale, to within 0.5 detector elements, to
     that of columns 260-359 for the VNIR, or columns 270-369 for the IR.
     OFF indicates no resampling, and ON indicates that resampling has
     occurred."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SPECTROMETER_HOUSING_TEMP"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:SPECTROMETER_HOUSING_TEMP element gives the temperature of the
     CRISM spectrometer housing. This is a backup to direct determination,
     using measurements with the shutter closed, of the thermal background
     measured by the IR detector. The primary source of this temperature is a
     measurement digitized by the VNIR focal plane electronics, column 58 in
     the EDR list file. The backup source of this temperature is a
     measurement digitized by the IR focal plane electronics, column 69 in
     the EDR list file."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SPHERE_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:SPHERE_TEMPERATURE element gives the temperature of the CRISM
     onboard integrating sphere. It is used for modeling the output radiance
     of the sphere as a function of sphere temperature."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SPIDER_LEG_150_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:SPIDER_LEG_150_TEMPERATURE element provides the
     temperature of the HiRISE instrument's spider leg at the
     150 degree location in degrees Centigrade. See Figure 2.3,
     MRO HiRISE EDR SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SPIDER_LEG_270_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:SPIDER_LEG_270_TEMPERATURE element provides the temperature
     of the HiRISE instrument's spider leg at the 270 degree location
     in degrees Centigrade. See Figure 2.3, MRO HiRISE EDR SIS,
     REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SPIDER_LEG_30_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:SPIDER_LEG_30_TEMPERATURE element provides the temperature
     of the HiRISE instrument's spider leg at the 30 degree location
     in degrees Centigrade. See Figure 2.3, MRO HiRISE EDR SIS,
     REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:START_SUB_SPACECRAFT_LATITUDE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     The MRO:START_SUB_SPACECRAFT_LATITUDE element gives the
     planetocentric latitude at the sub spacecraft point at the
     beginning of an MRO orbital swath."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:START_SUB_SPACECRAFT_LONGITUDE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The MRO:START_SUB_SPACECRAFT_LONGITUDE element gives the
     planetocentric east longitude at the sub spacecraft point at the
     beginning of an MRO orbital swath."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:STIMULATION_LAMP_FLAG"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  DESCRIPTION = "
     The MRO:STIMULATION_LAMP_FLAG element is a set of three flags that
     identify which of the three HiRISE stimulation lamps have been turned
     on or off. Stimulation lamps are used to evaluate relative changes in
     instrument calibration throughout the mission.  Stimulation lamps are
     always turned off for science observation data."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:STOP_SUB_SPACECRAFT_LATITUDE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
      
     The MRO:STOP_SUB_SPACECRAFT_LATITUDE element gives the
     planetocentric latitude at the sub spacecraft point at the end of
     an MRO orbital swath."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:STOP_SUB_SPACECRAFT_LONGITUDE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The MRO:STOP_SUB_SPACECRAFT_LONGITUDE element gives the
     planetocentric east longitude at the sub spacecraft point at the
     end of an MRO orbital swath."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:SUN_SHADE_TEMPERATURE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The MRO:SUN_SHADE_TEMPERATURE element provides the temperature of
     the HiRISE instrument's sun shade under the MLI in degrees Centigrade.
     See Figure 2.3, MRO HiRISE EDR SIS, REFKEYID JPLD-32004."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:TDI"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM = 8
  MAXIMUM = 128
  DESCRIPTION = "
     The MRO:TDI element provides the number of time delay and
     integration (TDI) stages used to increase the exposure time
     of a HiRISE observation."
  STANDARD_VALUE_SET = {
     "128",
     "32",
     "64",
     "8"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:THERMAL_CORRECTION_MODE"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM_LENGTH = 3
  MAXIMUM_LENGTH = 35
  DESCRIPTION = "
     The MRO:THERMAL_CORRECTION_MODE element describes whether and what
     type of thermal correction has been performed to calibrated CRISM
     data. At wavelengths >2300 nm, CRISM measures both solar reflectance
     and thermal emission of the Martian surface. Three algorithms are
     available to perform an approximate removal of the thermal emission,
     to isolate solar reflectance. OFF indicates that no correction is
     performed. Data may be in units of radiance, I_OVER_F, or
     LAMBERT_ALBEDO. For any other choice, data are in units of
     LAMBERT_ALBEDO. CLIMATOLOGY;ADR_CL indicates that a predicted
     temperature for the correction was derived from a low spatial
     resolution climatic model contained in an Ancillary Data Record (ADR)
     with the string CL in the file name.
      
     EMPIRICAL_MODEL_FROM_SPECTRUM;ALG_M indicates that temperature for
     the correction was estimated empirically from measured CRISM
     I_OVER_F at long wavelengths. PHYSICAL_MODEL;ADR_TE indicates that
     a predicted temperature for the correction was derived using
     information on surface physical properties from a companion DDR,
     and a model of thermal emission contained in an ADR with the string
     CL in the file name.
      
     There are two variants of the case where this keyword equals
     PHYSICAL_MODEL;ADR_TE. If the keyword MRO:PHOTOCLIN_CORRECTION_FLAG
     is OFF, then slopes used to calculate temperature come from the
     companion DDR. If the keyword MRO:PHOTOCLIN_CORRECTION_FLAG is ON,
     then the slopes are calculated using photoclinometry of CRISM data.
      
     More details can be found in the CRISM Data Products SIS."
  STANDARD_VALUE_SET = {
     "CLIMATOLOGY;ADR_CL",
     "EMPIRICAL_MODEL_FROM_SPECTRUM;ALG_M",
     "OFF",
     "PHYSICAL_MODEL;ADR_TE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:TRIM_LINES"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The MRO:TRIM_LINES element provides the number of lines that have
     been trimmed at the beginning of a HiRISE observation."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:WAVELENGTH_FILE_NAME"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  DESCRIPTION = "
     The MRO:WAVELENGTH_FILE_NAME element identifies the name of the file
     that describes wavelength sampling in a CRISM EDR, RDR, or CDR. There
     are two aspects to the wavelength sampling. One is the wavelength of
     light falling on each element of the 480-row detector. The second is
     the selection of which rows are included in downlink. For each
     detector there is a menu of four options; which option is selected is
     given in MRO:WAVELENGTH_FILTER, which has a value of 0, 1, 2, or 3.
     For an EDR, the wavelength file is a 5-column, 480-row text file. The
     five elements in each row are the row number and a 0 or 1 for
     MRO:WAVELENGTH_FILTER 0, 1, 2 and 3, indicating if the row is included
     in the EDR when that option is selected in MRO:WAVELENGTH_FILTER. For
     an RDR or CDR, the wavelength file is an image whose value at the
     location of a detector element is the center wavelength of that
     element, in nanometers."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:WAVELENGTH_FILTER"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The MRO:WAVELENGTH_FILTER keyword identifies which of four CRISM onboard
     menus of rows was selected for downlink. The four choices are 0, 1, 2,
     or 3. Each filter is a vector of 480 0's or 1's, one per row of the
     detector. 0 indicates that data are not saved; 1 indicates that data are
     saved. The values in the four vectors are in the file named by
     MRO:WAVELENGTH_FILE_NAME."
  STANDARD_VALUE_SET = {
     "0",
     "1",
     "2",
     "3"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = "MRO:WEIGHTING_FUNCTION_NAME"
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 32
  DESCRIPTION = "
     The MRO:WEIGHTING_FUNCTION_NAME element gives the Parameter used by
     the SHARAD ground processing software for the selection of the
     function used for weighting the contribution of different frequencies
     in the signal before range compression.."
  STANDARD_VALUE_SET = {
     "CHEBYCHEV",
     "HANNING",
     "KAISER",
     "UNIFORM"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = MULT_PEAK_FRESNEL_REFLECT_CORR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The mult_peak_fresnel_reflect_corr element provides the
     correction factor that has been applied to
     derived_fresnel_reflectivity to allow for radar echoes
     possessing more than an single peak."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NAIF_DATA_SET_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The naif_data_set_id element provides the data_set_id which
     contains the position information for the instrument.
     Note:  This data element is obsolete.  The product_id data element
     should be used instead."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NAIF_INSTRUMENT_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
       The naif_instrument_id element provides the numeric ID used within
       the SPICE system to identify the spacecraft, spacecraft structure
       or science instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 61
  DESCRIPTION = "
       The name data element indicates a literal value representing
       the common term used to identify an element or object.  See
       also: 'id'.
      
       Note:  In the PDS data dictionary, if the name identifier is
       prepended with a namespace identifier (e.g., CASSINI:TARGET_NAME),
       then the name identifier is restricted to 61 characters where the
       name identifier and the namespace identifiers are each restricted
       to 30 characters and are separated by a colon (for a total maximum
       length of 61 characters).
      
       The name identifier and its component parts must conform to PDS
       nomenclature standards.
      
       If the name identifier is used without a namespace identifier
       (e.g., TARGET_NAME), then the name identifer is restricted to 30
       characters, and must conform to PDS nomenclature standards."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NAMESPACE_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
       The NAMESPACE_ID element uniquely identifies a set of elements such
       that there is no ambiguity between elements having identical names
       but different origins."
  STANDARD_VALUE_SET = {
     "CASSINI",
     "PDSDD"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NATIVE_START_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The native_start_time element provides a time value at the
     beginning of a time period of interest. Native time is
     'native to' (that is, resident within) a given set of data,
     in those cases in which the native time field is in a format
     other than the standard UTC system format.  For example, the
     spacecraft clock count could be a native time value."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NATIVE_STOP_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The native_stop_time element provides a time value at the
     end of a time period of interest. Native time is 'native to'
     (that is, resident within) a given set of data, in those
     cases in which the native time field is in a format other
     than the standard UTC system format.  For example, the
     spacecraft clock count could be a native time value."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NAV_UNIQUE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  DESCRIPTION = "
     The nav_unique_id element is an AMMOS-MGN unique element used to express a
     NAV-unique identifier for the file.
     Note:  This data element is obsolete.  The source_product_id element
     should be used instead."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NODAL_REGRESSION_RATE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'DEG/DAY'
  STANDARD_VALUE_TYPE = "N/A"
  MINIMUM = 0
  DESCRIPTION = "
     The nodal regression rate element defines the rate at which the
     ascending node of an inclined orbit rotates about the central body's
     pole.  Note that, for inclined orbits about oblate planets, this value
     is always negative.  See also RING_ASCENDING_NODE_LONGITUDE."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NODE_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The node_desc element describes a PDS Node."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NODE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The node_id element provides the node id assigned to a
      science community node."
  STANDARD_VALUE_SET = {
     "ATMOS",
     "EN",
     "ESA",
     "GEOSCIENCE",
     "HQ",
     "IMAGING",
     "IMAGING-JPL",
     "N/A",
     "NAIF",
     "NSSDC",
     "PPI-UCLA",
     "RAD",
     "RINGS",
     "RS",
     "SBN"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NODE_INSTITUTION_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The node_institution_name element identifies a university,
     research center, NASA center or other institution associated
     with a PDS node."
  STANDARD_VALUE_SET = {
     "EUROPEAN SPACE AGENCY",
     "GODDARD SPACE FLIGHT CENTER",
     "HQ",
     "JET PROPULSION LABORATORY",
     "JOHNS HOPKINS UNIVERSITY APPLIED PHYSICS LABORATORY",
     "MASSACHUSETTS INSTITUTE OF TECHNOLOGY",
     "N/A",
     "NASA/AMES RESEARCH CENTER",
     "NEW MEXICO STATE UNIVERSITY",
     "SETI INSTITUTE",
     "STANFORD UNIVERSITY",
     "UNITED STATES GEOLOGICAL SURVEY",
     "UNIVERSITY OF CALIFORNIA, LOS ANGELES",
     "UNIVERSITY OF HAWAII",
     "UNIVERSITY OF IOWA",
     "UNIVERSITY OF MARYLAND",
     "WASHINGTON UNIVERSITY"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NODE_MANAGER_PDS_USER_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The node_manager_pds_user_id element provides the
     pds_user_id of the node manager."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NODE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The node_name element provides the officially recognized
     name of a PDS Node."
  STANDARD_VALUE_SET = {
     "CENTRAL",
     "ENGINEERING",
     "EUROPEAN SPACE AGENCY",
     "GEOSCIENCES",
     "HQ",
     "IMAGING",
     "N/A",
     "NATIONAL SPACE SCIENCE DATA CENTER",
     "NAVIGATION ANCILLARY INFORMATION FACILITY",
     "PLANETARY ATMOSPHERES",
     "PLANETARY PLASMA INTERACTIONS",
     "PLANETARY PLASMA INTERACTIONS - UCLA",
     "PLANETARY RINGS",
     "RADIO SCIENCE",
     "RADIOMETRY",
     "SMALL BODIES"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NOISE_LEVEL
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The noise_level element identifies the threshold at which
     signal is separable from noise in a given data set or for
     measurements performed by a particular instrument.
     For instruments the noise level is a function primarily of
     the instrument characteristics, while for data sets or data
     products the noise level can also be a function of the data
     processing history."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NOISE_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
      The noise_type element indicates the type of the noise
     statistics in a data product."
  STANDARD_VALUE_SET = {
     "GAUSSIAN",
     "POISSON",
     "UNK"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NOMINAL_ENERGY_RESOLUTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 2.9
  MAXIMUM = 30
  DESCRIPTION = "
     The nominal_energy_resolution element provides an
     approximation of the energy resolution obtained during a
     particular instrument mode.  Energy resolution is defined as
     the width of an energy channel divided by the average energy
     of that channel.  A nominal value is given as this quantity
     varies between channels."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NOMINAL_OPERATING_TEMPERATURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = K
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 2.4
  MAXIMUM = 1100
  DESCRIPTION = "
     The nominal_operating_temperature element identifies the
     operating temperature as given in the specifications for an
     instrument detector."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NON_CLUSTERED_KEY
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The non_clustered_key element indicates whether a column in
     a table has a nonclustered index.  This index is not unique
     does not determines the sorting order of the data, but is
     intended purely for query performance optimization."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NON_RANGE_PROF_CORRS_INDEX
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The non_range_prof_corrs_index element provides the value
     of the index of the element in non_range_sharp_echo_prof
     that corresponds to the first element in
     best_non_range_sharp_model_tpt[0]. The indices start at
     zero."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NON_RANGE_SHARP_ECHO_PROF
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The non_range_sharp_echo_prof element provides the value
     of the power vs. time echo profile, at half-baud (0.21
     microsecond) intervals, assembled from up to 16 frequency
     components, without shifting their time origins (see
     range_sharp_echo_profile element). This profile yields the
     best estimate of the time dispersion of the echo, and hence
     the value of the derived_rms_surface_slope and
     derived_fresnel_reflectivity element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NON_RANGE_SHARP_FIT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The non_range_sharp_fit element provides the value of the
     'goodness of fit' measuring the correlation between the
     observed profile non_range_sharp_echo_prof and the
     theoretical template best_non_range_sharp_model_tpt
     elements. Scaling_factors for the
     best_non_range_sharp_model_tpt and the
     non_range_sharp_echo_prof elements provide the value of the
     conversion factor that multiplies the integer array
     elements of the best_non_range_sharp_model_tpt and
     non_range_sharp_echo_prof elements to yield their physical
     values, expressed as equivalent radar cross-sections in
     units of km**2."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NON_RANGE_SHARP_LOOKS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The non_range_sharp_looks element provides the value of
     the number of statistically independent measurements of
     echo profile that were summed to produce the value for the
     profile non_range_sharp_echo_prof element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NORTH_AZIMUTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The north_azimuth element provides the value of the angle
     between a line from the image center to the north pole and
     a reference line in the image plane.  The reference line is
     a horizontal line from the image center to the middle right
     edge of the image.
     This angle increases in a clockwise direction."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NORTH_AZIMUTH_CLOCK_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The north_azimuth_clock_angle element specifies the direction of the
     northward pointing azimuth on the surface of the target body as it
     appears at the center of an image. It is measured from the 'upward'
     direction, clockwise to the northward azimuth as projected into the
     image plane, assuming the image is displayed as defined by the
     SAMPLE_DISPLAY_DIRECTION and LINE_DISPLAY_DIRECTION elements. This
     keyword is intended to be a replacement for the NORTH_AZIMUTH keyword
     which has not been used in a consistent way in the past.
     Note: In some cases, knowledge of the inertial orientation of the
     ratational axis improves with time. This keyword necessarily reflects
     the state of knowledge of the rotational axis at the time of preparing
     the data product as given by the POLE_DECLINATION and POLE_RIGHT_ASCENSION
     elements. Note also that this quantity can vary significantly within a
     single image, particularly when a large fraction of the body is
     included in the image, so it is sensitive to the accuracy of an image's
     pointing information. This keyword is undefined if the central pixel of
     an image does not intersect the target body."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NOT_APPLICABLE_CONSTANT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The not_applicable_constant element supplies the numeric
     value used to represent the figurative constant 'N/A'.
     'N/A' (Not Applicable) is defined as indicating when values
     within the domain of a particular data element do not apply
     in a specific instance."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NOTE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The note element is a text field which provides
     miscellaneous notes or comments (for example, concerning a
     given data set or a given data processing program)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NOTEBOOK_ENTRY_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The notebook_entry_time element provides the date and time
     at which an experimenter made a particular entry in the
     experimenter notebook.
     Formation rule: YYYY-MM-DDThh:mm:ss[.fff]"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NSSDC_DATA_SET_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The nssdc_data_set_id element is the identifier used by
     the NSSDC for a data set or data product.  A PDS data set
     or collection may have one or more associated NSSDC
     data sets."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NTV_SAT_TIME_FROM_CLOSEST_APRH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 14
  DESCRIPTION = "
      The ntv_sat_time_from_closest_aprh (native satellite time from closest
     approach) element provides the time from closest approach to the
     satellite. This should not be confused with
     NTV_TIME_FROM_CLOSEST_APPROACH which is the time from closest approach
     to the central body.  The format is +/- DDDHHMMSS, where negative
     refers to Days,Hours, Minutes, Seconds before the encounter."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NTV_TIME_FROM_CLOSEST_APPROACH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 14
  DESCRIPTION = "
      The ntv_time_from_closest_approach (native time from closest approach)
     element  provides the time from closest approach to the central body.
     The format is +/- DDDHHMMSS, where negative refers to Days, Hours,
     Minutes, Seconds before the encounter."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = NULL_CONSTANT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = NULL
  MAXIMUM = NULL
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The NULL_CONSTANT element supplies the numeric value used to represent
     the figurative constant 'NULL'. 'NULL' is defined as indicating when
     values within the domain of a particular element are temporarily
     unknown.  A value is applicable and may be forthcoming.  See also
     NOT_APPLICABLE_CONSTANT, UNKNOWN_CONSTANT."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OBJECT_CLASSIFICATION_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The object_classification_type element identifies a defined
     object with a classification specified by the defining data
     system."
  STANDARD_VALUE_SET = {
     "DATA SET CATALOG",
     "DEFINITION",
     "PRODUCT CATALOG",
     "STRUCTURE",
     "SYSTEM"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OBJECT_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The object_name element provides the template object name
     assigned by the Central Node data administrator to a logical
     template used in the PDS."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OBJECT_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The object_type data element indicates a system-specific
     categorization for a data object.  Example:  GENERIC,
     SPECIFIC.  In the PDS, the difference between generic and
     specific objects is illustrated in the PDS Data Preparation
     Workbook."
  STANDARD_VALUE_SET = {
     "GENERIC",
     "GENERIC_GROUP",
     "SPECIFIC",
     "SPECIFIC_GROUP"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OBLIQUE_PROJ_POLE_LATITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     One of the three angles defining the oblique coordinate system used in the
     OBLIQUE CYLINDRICAL projection.  This is the ordinary latitude in degrees
     of the pole (Z axis) of the oblique system."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OBLIQUE_PROJ_POLE_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -180
  MAXIMUM = 360
  DESCRIPTION = "
      
     One of the three angles defining the oblique coordinate system used in the
     OBLIQUE CYLINDRICAL projection.  This is the ordinary longitude in degrees
     of the pole (Z axis) of the oblique system."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OBLIQUE_PROJ_POLE_ROTATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     One of the three angles defining the oblique coordinate system used in the
     OBLIQUE CYLINDRICAL projection.  This is a rotation in degrees around the
     polar (Z) axis of the oblique system that completes the transformation from
     standard to oblique coordinates."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OBLIQUE_PROJ_X_AXIS_VECTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -1
  MAXIMUM = 1
  DESCRIPTION = "
     Unit vector in the direction of the X axis of the oblique
     coordinate system used in the OBLIQUE CYLINDRICAL projection,
     in terms of the X, Y, and Z axes of the standard body-fixed
     coordinate system.  In each system, the X axis points from
     the body center toward longitude and latitude (0,0) in that
     system, and the Z axis to (0,90), and the Y axis completes a
     right-handed coordinate system. The OBLIQUE_PROJ_X/Y/Z_AXIS_VECTORS
     make up the rows of a rotation matrix that when multiplied on
     the left of a vector referenced to the standard coordinate system
     converts it into its equivalent in the oblique coordinate system.
     This rotation matrix is the product of successively applied
     rotations by +/- OBLIQUE_PROJ_POLE_LONGITUDE around the Z axis,
     90 - OBLIQUE_PROJ_POLE_LATITUDE around the once-rotated Y axis,
     and OBLIQUE_PROJ_POLE_ROTATION around the twice-rotated Z axis.
     For the first of these rotations, a positive sign is used if the
     OBLIQUE_PROJ_POLE_LONGITUDE is given as an east longitude, and a
     negative sign if it is expressed as a west longitude."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OBLIQUE_PROJ_Y_AXIS_VECTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -1
  MAXIMUM = 1
  DESCRIPTION = "
     Unit vector in the direction of the Y axis of the oblique
     coordinate system used in the OBLIQUE CYLINDRICAL projection,
     in terms of the X, Y, and Z axes of the standard body-fixed
     coordinate system.  In each system, the X axis points from
     the body center toward longitude and latitude (0,0) in that
     system, and the Z axis to (0,90), and the Y axis completes a
     right-handed coordinate system. The OBLIQUE_PROJ_X/Y/Z_AXIS_VECTORS
     make up the rows of a rotation matrix that when multiplied on
     the left of a vector referenced to the standard coordinate system
     converts it into its equivalent in the oblique coordinate system.
     This rotation matrix is the product of successively applied
     rotations by +/- OBLIQUE_PROJ_POLE_LONGITUDE around the Z axis,
     90 - OBLIQUE_PROJ_POLE_LATITUDE around the once-rotated Y axis,
     and OBLIQUE_PROJ_POLE_ROTATION around the twice-rotated Z axis.
     For the first of these rotations, a positive sign is used if the
     OBLIQUE_PROJ_POLE_LONGITUDE is given as an east longitude, and a
     negative sign if it is expressed as a west longitude."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OBLIQUE_PROJ_Z_AXIS_VECTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -1
  MAXIMUM = 1
  DESCRIPTION = "
     Unit vector in the direction of the Z axis of the oblique
     coordinate system used in the OBLIQUE CYLINDRICAL projection,
     in terms of the X, Y, and Z axes of the standard body-fixed
     coordinate system.  In each system, the X axis points from
     the body center toward longitude and latitude (0,0) in that
     system, and the Z axis to (0,90), and the Y axis completes a .
     right-handed coordinate system. The OBLIQUE_PROJ_X/Y/Z_AXIS_VECTORS
     make up the rows of a rotation matrix that when multiplied on
     the left of a vector referenced to the standard coordinate system
     converts it into its equivalent in the oblique coordinate system.
     This rotation matrix is the product of successively applied
     rotations by +/- OBLIQUE_PROJ_POLE_LONGITUDE around the Z axis,
     90 - OBLIQUE_PROJ_POLE_LATITUDE around the once-rotated Y axis,
     and OBLIQUE_PROJ_POLE_ROTATION around the twice-rotated Z axis.
     For the first of these rotations, a positive sign is used if the
     OBLIQUE_PROJ_POLE_LONGITUDE is given as an east longitude, and a
     negative sign if it is expressed as a west longitude."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OBLIQUITY
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 90
  DESCRIPTION = "
     The obliquity element provides the value of the angle
     between the plane of the equator and the orbital plane of a
     target body."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OBSERVATION_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The observation_id element uniquely identifies a scientific observation
     within a data set.
     Note: For Galileo the observation_id is in
     the form NNTIOOOOOOMM#SSSXXXX. Where NN is the orbit
     number, T is the scan platform target body initial (if
     applicable), I is the instrument, oooooo is the orbit
     planning guide objective mnemonic, MM is the sequential
     OAPEL number for each value of NNTIOOOOOO, # is the
     multiple observation flag symbol (- or +), SSS is the PA
     set number and XXXX is the MIPL processing code."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OBSERVATION_INCLINATION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The OBSERVATION_INCLINATION element provides the value of the angle
     of inclination of an observation with respect to specific planes of
     a non-standard coordinate system.
      
     Note for IRAS:
      
     The IRAS satellite has a natural but non-standard coordinate system
     defined by SOLAR_ELONGATION and OBSERVATION_INCLINATION.  SOLAR_ELONGATION
     is the angle between the line of site of the satellite and the Sun.
     OBSERVATION_INCLINATION is the angle between the ecliptic plane and the
     plane containing the Earth, Sun, and the observation direction (that is,
     the azimuth angle about the Earth-Sun axis). The value is zero when IRAS
     looks at the ecliptic plane in the direction opposite to the motion of the
     Earth around the Sun. The value increases clockwise around the Earth-Sun
     axis when facing the Sun, and opposite from the direction of the motion of
     the satellite in its polar orbit about the Earth.  OBSERVATION_INCLINATION
     is related to IRAS_CLOCK_ANGLE by the equation
     OBSERVATION_INCLINATION = 90 - IRAS_CLOCK_ANGLE.
      
     For IRAS, SOLAR_ELONGATION and OBSERVATION_INCLINATION are related
     to geocentric ecliptic latitude (beta) and longitude (lamda) and
     the longitude of the Sun (lamda Sun) through the equations:
      
       sin(OBSERVATION_INCLINATION) = sin(beta)/sin(SOLAR_ELONGATION)
         and
       cos(SOLAR_ELONGATION) = cos(beta)*cos(lamda - lamda Sun)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OBSERVATION_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  MAXIMUM_LENGTH = 64
  DESCRIPTION = "
     The observation_name element provides the identifier for an observation
     or sequence of commands."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OBSERVATION_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The observation_time element provides the date and time of
     the midpoint between the start and end times (spacecraft,
     ground-based, or system event) in UTC system format."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OBSERVATION_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The observation_type element identifies the general type of
     an observation."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OBSERVER_FULL_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 80
  DESCRIPTION = "
     The OBSERVER_FULL_NAME element provides the name of the person(s) that
     calculated or collected relevant data in support of an archived project
     or campaign.  In the case of catalogs of calculated quantities
     OBSERVER_FULL_NAME identifies the person who performed the
     calculations.  In the case of compilations from the literature
     OBSERVER_FULL_NAME indicates the identity of the person responsible for
     collecting the source observations into a single dataset."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OBSTRUCTION_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The obstruction_id element identifies a boom or other obstruction blocking
     the view of an instrument during an observation.  For example, the
     Galileo SSI is occasionally blocked by a boom."
  STANDARD_VALUE_SET = {
     "NOT_POSSIBLE",
     "POSSIBLE",
     "PRESENCE_VERIFIED"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OCCULTATION_PORT_STATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 6
  DESCRIPTION = "
     The occultation port state describes a small aperture located away from the
     normal viewing direction, which is either open, in which case light is
     directed toward the telescope mirror by a small grazing incidence mirror or
     closed in which case a mechanism is used to block the light path."
  STANDARD_VALUE_SET = {
     "CLOSED",
     "OPEN"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OCCULTATION_TYPE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = DATA_SET
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The occultation type element distinguishes between two types of
     occultation experiments, stellar and radio.  Stellar occultations
     involve observing a star as a targeted ring or body passes in front,
     as seen from either a spacecraft or Earth-based observatory.  Radio
     occultations typically involve observing the continuous-wave radio
     transmissions from a spacecraft as it passes behind the target as seen
     from a radio telescope on Earth."
  STANDARD_VALUE_SET = {
     "RADIO",
     "STELLAR"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OFFSET
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The offset element indicates a shift or displacement of a
     data value.  See also: scaling_factor.
     Note:  Expressed as an equation:  true value = offset value
     + (scaling factor x stored value)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OFFSET_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 2
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The offset_flag element indicates whether an offset was used to shift or
     displace a data value. Note: For Cassini, this indicates whether an
     Occultation Mode spectral cube used the commanded X_OFFSET and Z_OFFSET
     ('OFF') or used offsets calculated by the flight software from the non-
     Occultation Mode spectral cube ('ON')."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OFFSET_GRATING_POSITION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 7
  DESCRIPTION = "
     The NIMS instrument has only 17 detectors but takes data in as many as 408
     wavelengths by moving a grating across 31 possible physical positions.
     The offset grating position is a physical position from which the logical
     positions of the various instrument modes are defined.  Its normal value
     is 4, but it may be commanded between 0 and 7 should the instrument's
     wavelength calibration change.  See the NIMS instrument paper (R. W.
     Carlson et al, 'Near-Infrared Mapping Spectrometer Experiment on Galileo',
     Space Science Reviews 60, 457-502, 1992) for details."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OFFSET_MODE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The offset_mode_id identifies the analog value that is
     subtracted from the video signal prior to the
     analog/digital converters."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OFFSET_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The OFFSET_NUMBER indicates the offset value used in the analog to
     digital conversion.  The OFFSET_NUMBER times a constant is the voltage
     value added to the measured voltage signal before digitization."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ON_CHIP_MOSAIC_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
      Galileo Solid State Imaging-specific. The on_chip_mosaic_flag element
     indicates whether the image is part of a multiple exposure/single
     read-out mode, or ON_CHIP_MOSAIC.  For example, four images of the
     target-body are acquired by slewing the camera to image the target at
     each of the four corners of the Charged Coupled Device (CCD) array. The
     CCD read-out is suppressed until all four exposures are completed, thus
     resulting in a 2X2 mosaic. An on chip mosaic is not limited to a 2x2
     mosaic, it can be an nxm mosaic."
  STANDARD_VALUE_SET = {
     "N",
     "UNK",
     "Y"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ON_LINE_IDENTIFICATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 255
  DESCRIPTION = "
      The on_line_identification element is a unique identifier
     for product resources which are on-line. It may be a URL to
     a home page, an e-mail address, an ftp site or a jukebox. An
     on_line_identification element may be associated with a
     data set, data set collection, mission, instrument, host,
     target or volume."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ON_LINE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
      The on_line_name element is a unique name which corresponds to
     a given on_line_identification element.  It is used to create HTML
     links to appropriate home pages."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OPERATING_SYSTEM_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The operating_system_id element identifies the computer
     operating system and version of the operating system on
     which data were manipulated, (e.g., VMS 4.6,UNIX SYSTEM
     5, DOS 4.0, MAC)."
  STANDARD_VALUE_SET = {
     "DOS 3.3",
     "DOS 4.0",
     "MAC",
     "OS/2",
     "UNIX 4.2 BSD",
     "UNIX SYSTEM 5",
     "VMS 4.6"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OPERATIONAL_CONSID_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The operational_consid_desc element provides
     a brief description of operational characteristics which
     affect the measurements made by an instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OPERATIONS_CONTACT_PDS_USER_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The operations_contact_pds_user_id element provides the
     pds_user_id of the operations contact at a node."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OPTICS_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The optics_desc element provides a textual
     description of the physical and operational characteristics
     of the optics of an instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OPTICS_TEMPERATURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -999
  DESCRIPTION = "
     The optics_temperature element provides the temperature, in degrees
     celsius, of the optics of an instrument. Note: For Cassini, this
     temperature is specifically that of the front optics."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OPTIONAL_ELEMENT_SET
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The optional_element_set element identifies the data
     elements that are optional members of a defined object.
     Note:  In the PDS, the data elements listed in this set
     must be approved for inclusion in the data dictionary."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OPTIONAL_OBJECT_SET
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The optional_object_set element identifies the ODL objects
     that are optional members of a defined object."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ORBIT_DIRECTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The orbit_direction element provides the direction of
     movement along the orbit about the primary as seen from the
     north pole of the 'invariable plane of the solar system',
     which is the plane passing through the center of mass of the
     solar system and perpendicular to the angular momentum vect
     or of the solar system orbit motion.  PROGRADE for positive
     rotation according to the right-hand rule, RETROGRADE for ne
     gative rotation.  See also: orbital_inclination"
  STANDARD_VALUE_SET = {
     "N/A",
     "NULL",
     "PROGRADE",
     "RETROGRADE",
     "UNK",
     "UNKNOWN"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ORBIT_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = ALPHANUMERIC
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The ORBIT_NAME element identifies the orbital revolution of the spacecraft
     around a target body in the manner specified by the mission that archived
     the data set.  Use of the ORBIT_NUMBER element is preferred if the mission
     orbit naming convention is a continuously increasing number."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ORBIT_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The orbit_number element identifies the number of the
     orbital revolution of the spacecraft around a target body.
     Note:  In PDS Magellan altimetry and radiometry labels,
     the orbit_number data element refers to the Magellan
     orbit number corresponding to the following files:
     ephemeris, altimetry, and radiometry."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ORBIT_START_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The orbit_start_number is an alias for start_orbit_number
     used exclusively by the AMMOS-MGN KEY_TIMES data file."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ORBIT_START_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The orbit_start_time element is an alias for start_time used
     exclusively by AMMOS-MGN ephemeris files."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ORBIT_STOP_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The orbit_stop_number is an alias for stop_orbit_number used
     exclusively by the AMMOS-MGN KEY_TIMES data file."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ORBIT_STOP_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The orbit_stop_time element is an alias for stop_time used
     exclusively by AMMOS-MGN ephemeris files."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ORBITAL_ECCENTRICITY
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1
  DESCRIPTION = "
     The orbital_eccentricity provides a measure of the non-circularity of an
     orbit.  Circular orbits have eccentricities of 0, elliptical orbits have
     eccentricities between 0 and 1, parabolic trajectories have eccentricities
     of 1, and hyperbolic trajectories have eccentricities greater than
     1."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ORBITAL_INCLINATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 180
  DESCRIPTION = "
     The orbital_inclination element provides the value of the
     angle between the orbital plane of a target body and the
     ecliptic.  The body's orbit direction is prograde if 0 < i
      90 degrees, where i is the value of orbital inclination.
     The orbit direction is retrograde if 90 < i < 180 degrees."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ORBITAL_SEMIMAJOR_AXIS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The orbital_semimajor_axis element provides the value of
     the semimajor axis of the orbit of a target body.  The
     semimajor axis is one_half of the maximum dimension of an
     orbit."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ORDER_DATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      
     The order_date element provides the date when upon which an order was
     placed for a data set."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ORDER_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The order_number element is a unique system_generated
     number which is used to identify an order."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ORDER_STATUS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The order_status element provides the status associated with
      orders and order items accepted by the PDS order function."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ORDER_STATUS_DATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      
     The order_status_date element provides the effective date
     of an order status change."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ORDER_STATUS_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The order_status_desc element details the status of an
     order."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ORDER_STATUS_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The order_status_id element identifies the status of an
     order."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ORDER_STATUS_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The order_status_time element gives the date (and time,
     where applicable) as of which the status of an order was
     changed.
     Formation rule: YYYY-MM-DDThh:mm:ss[.fff]"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ORDER_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MAXIMUM_LENGTH = 2
  DESCRIPTION = "
     The order_type element identifies the type of order placed
     by a user of the PDS.  Example values:  PR=product orders,
     CD=CD-ROM fast track orders."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ORIGIN_OFFSET_VECTOR
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = M
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The ORIGIN_OFFSET_VECTOR element specifies the offset from the reference
     coordinate system's origin to the origin of the coordinate system being
     defined by the enclosing COORDINATE_SYSTEM_STATE group. In other words, it
     is the location of the current system's origin as measured in the reference
     system."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ORIGIN_ROTATION_QUATERNION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The ORIGIN_ROTATION_QUATERNION element provides an array of four values
     that specifies the rotation of the coordinate system being defined by the
     enclosing COORDINATE_SYSTEM_STATE group, relative to the reference system.
     Mathematically this can be expressed as follows: Given a vector expressed
     in the current frame, multiplication by this quaternion will give the same
     vector as expressed in the reference frame. Quaternions are expressed as a
     set of four numbers in the order (s, v1, v2, v3), where s = cos(theta/2)
     and v(n) = sin(theta/2)*a(n). Theta is the angle of rotation and a is the
     (x,y,z) vector around which the rotation occurs."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ORIGINAL_PRODUCT_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MAXIMUM_LENGTH = 76
  DESCRIPTION = "
     The original_product_id element provides the temporary
     product identifier that was assigned to a product during
     active flight operations which was eventually replaced by a
     permanent id (see product_id)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OUTPUT_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The output_flag element indicates whether standard values
     shall be output for hardcopy display."
  STANDARD_VALUE_SET = {
     "N",
     "Y"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = OVERWRITTEN_CHANNEL_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 2
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The overwritten_channel_flag element indicates whether spectral data was
     sacrificed in leiu of more precise timing information. Note: For Cassini,
     if the flag is set to 'ON', the observation time values are collected for
     each pixel and stored in the backplanes of the spectral cube. The spectral
     data in channels 347-352 will be set to the CORE_NULL value (-8192)."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PACKET_CREATION_SCLK
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The PACKET_CREATION_SCLK specifies the value of the spacecraft clock
     at the time that data was packetized on board a spacecraft. This value
     is not always co-incident with the data acquisition time.
      
     Note: for MPF and M98, this value was stored in the primary telemetry
     packet header of the first packet of a data file, and was the reference
     used for requesting the data packets from the TDS (Telemetry Delivery
     System)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PACKET_MAP_MASK
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = NON_DECIMAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The PACKET_MAP_MASK element is a binary or hexadecimal number identifying
     which of a data file's expected packets were actually received. The digits
     correspond positionally with the relative packet numbers of the data file.
     The bits are to be read left to right; i.e., the first (left-most) digit of
     the number corresponds to the first packet of the data file. A bit value of
     1 indicates that the packet was received; a value of 0 indicates that it
     was not received. The number is stored in the PDS radix notation of
     <radix>#<value>#."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PACKING_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 2
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The packing_flag element indicates whether multiple spectral cubes were
     packed and stored as a single spectral cube product, due to their small
     size and lack of unique timing information."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PARALLEL_CLOCK_VOLTAGE_INDEX
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 15
  DESCRIPTION = "
     The parallel_clock_voltage_index element provides the commanded parallel
     clock voltage value which controls clocking frequency."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PARAMETER_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The parameter_desc element defines the input or output
     parameter identified by the parameter_name element,
     including units, derivation (where applicable), and
     associated parameters."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PARAMETER_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The parameter_name element identifies a parameter input to
     or output from a program or algorithm."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PARAMETER_SEQUENCE_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The parameter_sequence_number element provides an ordering
     sequence number for parameters used in user views and
     associated queries."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PARAMETER_SET_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  MAXIMUM_LENGTH = 120
  DESCRIPTION = "
     The parameter_set_id element identifies the parameter set which was used to
     produce the data file. Note: For Cassini, typically this will be the
     COMMAND_SEQUENCE_NUMBER with a counter/character appended to the end.
     Instrument operations (IO) does not insure or check that this convention is
     followed."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PARAMETER_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The parameter_type element provides the type of parameter
     (input or output) used in user views and associated queries."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PARENT_TEMPLATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The parent_template element contains the name of the
     template which provides the loader software with a keyword
     value which occurred elsewhere in the same or a different
     template.  For example:  the value for the data_set_id
     keyword is required in several templates to map the
     template information to the proper dataset, yet to avoid
     redundant data supplier effort it appears only on the
     DATASET template.  For these templates, the parenttmplt
     provides the source of the data_set_id value, i.e. the
     DATASET template."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PARTICLE_SPECIES_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The particle_species_name element provides the name of a
     particle detected by a given instrument.  Example values:
     ELECTRON, ION, PROTON, HYDROGEN, HELIUM, OXYGEN, etc.  For
     ions, the specific atomic number designation may be used
     (e.g., Z=1, Z=2, Z=8, etc.)."
  STANDARD_VALUE_SET = {
     "ELECTRONS",
     "IONS",
     "Z=1",
     "Z=10",
     "Z=13",
     "Z=2",
     "Z=3",
     "Z=6",
     "Z=8"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PASS_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM = 0
  DESCRIPTION = "
     The pass_number data element indicates the number of days
     since initial spacecraft signal acquisition."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PATH_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 223
  DESCRIPTION = "
     The path_name data element identifies the full directory
     path -- excluding the file name -- used to locate a file on
     a storage medium or online system.  To allow the indication
     of the full path and file name within a descriptive label,
     this data element is meant to be used in conjunction with
     the file_name data element.
     Note: In the PDS, the path_name data element is expressed
     according to the UNIX convention, using forward slashes to
     delimit directories.  While the leading slash  denoting the
     root directory is omitted, the final slash is used."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PDS_ADDRESS_BOOK_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
      The pds_address_book_flag data element indicates whether
     or not a registered PDS user will have an entry in the PDS
     telephone directory."
  STANDARD_VALUE_SET = {
     "N",
     "NULL",
     "Y"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PDS_AFFILIATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
      The pds_affiliation data element describes the type of
     relationship an individual has with a PDS node. (e.g.,
     staff, advisory group, etc..)"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PDS_USER_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  MAXIMUM_LENGTH = 16
  DESCRIPTION = "
     The pds_user_id element provides a unique identifier for
     each individual who is allowed access to the PDS. The system
     manager at the Central Node assigns this identifier at the
     time of user registration."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PDS_VERSION_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 6
  DESCRIPTION = "
     The PDS_version_id data element represents the version
     number of the PDS standards documents that is valid
     when a data product label is created.  Values for the
     PDS_version_id are formed by appending the integer for
     the latest version number to the letters 'PDS'.  Examples:
     PDS3, PDS4."
  STANDARD_VALUE_SET = {
     "PDS3",
     "PDS4"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PEER_REVIEW_DATA_SET_STATUS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The peer_review_data_set_status element provides status for
     data sets which have been peer reviewed."
  STANDARD_VALUE_SET = {
     "MAJOR LIENS",
     "MINOR LIENS",
     "PASSED"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PEER_REVIEW_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The peer_review_id element provides a unique identifier
     assigned by the bulk loading software to each peer review
     information set saved in the PDS data base."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PEER_REVIEW_RESULTS_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The peer_review_results element provides the textual
     description of the results of a peer review."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PEER_REVIEW_ROLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The peer_review_role element provides the role of a member
     of a peer review committee."
  STANDARD_VALUE_SET = {
     "CHAIR",
     "DATA PREPARER",
     "DATA SUPPLIER",
     "EXTERNAL PEER",
     "PDS CENTRAL NODE",
     "PDS DA",
     "PDS DET",
     "PDS PROJECT SCIENTIST",
     "PDS SCIENCE MANAGER"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PEER_REVIEW_START_DATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      
     The peer_review_start_date element provides the beginning
     date for a peer review."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PEER_REVIEW_STOP_DATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      
     The peer_review_stop_date element provides the final date
     for a peer review."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PERIAPSIS_ALTITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The PERIAPSIS_ALTITUDE element provides the distance between the spacecraft
     and the target body surface at periapsis on a particular orbit.
      
     Note: For MARS EXPRESS, the altitude is measured from the surface of the
     target body, which is defined by an ellipsoid in the NAIF planetary
     constants kernel. (Contact the NAIF NODE for more information.)"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PERIAPSIS_ARGUMENT_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The periapsis_argument_angle element provides the value of
     the periapsis argument angle, which is defined as the angle
     measured from the ascending node of the orbit of a target
     body (relative to the reference plane) to the point in the
     orbit at which the target body obtains its closest approach
     to the primary body.
     See also: ascending_node_longitude."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PERIAPSIS_LATITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     The periapsis_latitude element specifies the latiitude on the
     planet's surface above which a spacecraft passes through periapsis
     on a particular orbit."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PERIAPSIS_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The periapsis_longitude element specifies the longitude on the
     planet's surface above which a spacecraft passes through periapsis
     on a particular orbit."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PERIAPSIS_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = FORMATION
  MINIMUM_LENGTH = 4
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The PERIAPSIS_TIME element is the time, in UTC format
     'YYYY-MM-DDThh:mm:ss[.fff]Z', when the spacecraft passes
     through periapsis on a particular orbit. Periapsis is the
     closest approach point of the spacecraft to the target
     body surface in its orbit around the target body."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PERICENTER_PRECESSION_RATE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'DEG/DAY'
  STANDARD_VALUE_TYPE = "N/A"
  MAXIMUM = 0
  DESCRIPTION = "
           The pericenter precession rate element defines the rate at which
           the pericenter of an eccentric orbit rotates about the central
           body's pole. See also RING_PERICENTER_LONGITUDE."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PERMISSION_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The permission_flag element indicates whether or not a query
     is orderable."
  STANDARD_VALUE_SET = {
     "N",
     "Y"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PERSON_INSTITUTION_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The person_institution_name element identifies a university,
     research center, NASA center or other institution associated
     with an individual involved with the PDS."
  STANDARD_VALUE_SET = {
     "ARIZONA STATE UNIVERSITY",
     "BROWN UNIVERSITY",
     "CALIFORNIA INSTITUTE OF TECHNOLOGY",
     "CORNELL UNIVERSITY",
     "DENISON UNIVERSITY",
     "GEORGIA INSTITUTE OF TECHNOLOGY",
     "INSTITUTE FOR ASTRONOMY",
     "JET PROPULSION LABORATORY",
     "JOHNS HOPKINS UNIVERSITY",
     "KITT PEAK NATIONAL OBSERVATORY",
     "KONKOLY OBSERVATORY OF THE HUNGARIAN ACADEMY OF SCIENCE",
     "LOS ALAMOS NATIONAL LABORATORY",
     "LUNAR AND PLANETARY INSTITUTE",
     "MASSACHUSETTS INSTITUTE OF TECHNOLOGY",
     "N/A",
     "NASA HEADQUARTERS",
     "NASA/AMES RESEARCH CENTER",
     "NASA/GODDARD SPACE FLIGHT CENTER",
     "NASA/JOHNSON SPACE CENTER",
     "NATIONAL AERONAUTICS SPACE MUSEUM",
     "NEW MEXICO STATE UNIVERSITY",
     "PLANETARY SCIENCE INSTITUTE",
     "RADIOPHYSICS INCORPORATED",
     "SCIENCE APPLICATIONS INTERNATIONAL CORP",
     "SMITHSONIAN ASTROPHYSICAL OBSERVATORY",
     "STANFORD UNIVERSITY",
     "SWRI",
     "TEXAS A & M UNIVERSITY",
     "UNITED STATES GEOLOGICAL SURVEY",
     "UNIVERSITY OF ARIZONA",
     "UNIVERSITY OF CALIFORNIA, LOS ANGELES",
     "UNIVERSITY OF CHICAGO",
     "UNIVERSITY OF COLORADO",
     "UNIVERSITY OF FLORIDA",
     "UNIVERSITY OF HAWAII",
     "UNIVERSITY OF IOWA",
     "UNIVERSITY OF MARYLAND",
     "UNIVERSITY OF NEW MEXICO",
     "UNIVERSITY OF VIRGINIA",
     "UNIVERSITY OF WASHINGTON",
     "UNIVERSITY OF WISCONSIN",
     "UNK",
     "WASHINGTON UNIVERSITY",
     "WELLESLEY COLLEGE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PHASE_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 180
  DESCRIPTION = "
     The phase_angle element provides a measure of the relationship between
     the instrument viewing position and incident illumination (such as solar
     light).  Phase_angle is measured at the target;  it is the angle between
     a vector to the illumination source and a vector to the instrument.  If
     not specfied, the target is assumed to be at the center of the instrument
     field of view.  If illumination is from behind the instrument, phase_
     angle will be small."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PHASE_INFORMATION_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
      The phase_information_flag element is a yes-or-no flag
     that indicates whether a ring occultation data set includes
     information about the phase shift of a signal as it passes
     through the ring plane.  A value of 'Y' indicates that the
     data is intrinsically complex.  In general, this element
     equals 'Y' for radio occultation data and 'N' for stellar
     occultation data."
  STANDARD_VALUE_SET = {
     "N",
     "Y"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PHOTOMETRIC_CORRECTION_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The PHOTOMETRIC_CORRECTION_TYPE element indicates the type of photometric
     correction applied to the data. This is relevant only for calibrated data
     cubes and derived products, as a final step in the calibration process
     (i.e., when CORE_NAME = RADIANCE or RADIANCE_FACTOR). Possible values
     include NONE, LAMBERT, MINNAERT; parameters should be provided as NOTE."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PI_PDS_USER_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The pi_pds_user_id element provides the pds_user_id of the
     principal investigator associated with an instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PIXEL_ANGULAR_SCALE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'ARCSEC/PIXEL'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
       The two-valued PIXEL_ANGULAR_SCALE element (x,y) provides the angular
       scale of an image in arcseconds per pixel. The x value is here
       defined as the angular scale in the LINE_SAMPLE direction, and the y
       value is defined as the angular scale in the LINE direction.  For
       detectors with square pixels, these two values will be the same.
       This keyword is typically used for images of the sky and the
       calibration images that apply to them."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PIXEL_ASPECT_RATIO
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM = 0
  DESCRIPTION = "
     The PIXEL_ASPECT_RATIO element provides the ratio of the
     height (LINE_RESOLUTION) to the width (SAMPLE_RESOLUTION)
     of the projection of the pixel onto the surface of the
     target."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PIXEL_AVERAGING_HEIGHT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
      The pixel_averaging_height element provides the vertical dimension, in
     pixels, of the area over which pixels were averaged prior to image
     compression."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PIXEL_AVERAGING_WIDTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
      The pixel_averaging_width element provides the horizontal dimension,
     in pixels, of the area over which pixels were averaged prior to image
     compression."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PIXEL_DOWNSAMPLE_OPTION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The PIXEL_DOWNSAMPLE_OPTION element specifies whether to downsample the
     image(s), and if so, which pixel resolution downsample method to use. Note
     for MER, if downsampling is specified, and two cameras are selected, both
     images will be downsampled. Note also that the camera hardware can
     downsample entire rows 4-to-1, but software must be used to do additional
     row-wise downsampling and any column downsampling.  SW_MN  - Downsampling
     done in software by calculation of the mean.  HWSW  - Use hardware binning
     by changing the commanded downsampling and subframe arguments to be
     consistent with hardware binning. Any subsequent downsampling is done in
     software by calculation of the mean. FRC_HW  - Use hardware binning if
     downsampling (by mean calculation) and subframe arguments are consistent.
     SW_RJT  -Software pixel averaging with outlier rejection. the pixel whos
     value lies farthest away from the mean of the sample is rejected.  SW_MED
     - Software downsampling done by calculation of the median rather than the
     mean."
  STANDARD_VALUE_SET = {
     "HWSW",
     "HW_COND",
     "NONE",
     "SW_MEAN",
     "SW_MEDIAN",
     "SW_OUTRJT"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PIXEL_GEOMETRY_CORRECTION_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The PIXEL_GEOMETRY_CORRECTION_FLAG element defines a flag used to indicate
     whether a correction has already been applied to the present data to
     account for the fact that the imaging pixels were not square. This flag
     is 'Y' if this correction has been applied, 'N' if it has not."
  STANDARD_VALUE_SET = {
     "N",
     "Y"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PIXEL_SUBSAMPLING_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The PIXEL_SUBSAMPLING_FLAG element indicates whether the product is the
     result of subsampling of the data. Subsampling is the process of measuring
     the brightness or intensity of a continuous image of discrete points, at
     an arbitrary interval, producing a new array of values."
  STANDARD_VALUE_SET = {
     "N",
     "Y"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PLANET_DAY_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = D
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The planet_day_number element indicates the number of sidereal days
     (rotation of 360 degrees) elapsed since a reference day (e.g., the day
     on which a landing vehicle set down).  Days are measured in rotations
     of the planet in question from the reference day (which is day zero).
      
     Note: For MPF, the planet_day_number was measured from 1 rather
     than 0 as the first day of surface operations. Negative numbers
     referred to pre-surface (cruise) images."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PLANET_READING_SYSTEM_TEMP
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = K
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The planet_reading_system_temp element provides the value
     of the raw radiometer reading, when switched into the SAR
     antenna, converted to equivalent noise temperature."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PLANETARY_OCCULTATION_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
      The planetary_occultation_flag element is a yes-or-no flag
     that indicates whether a ring occultation track also
     intersects the planet."
  STANDARD_VALUE_SET = {
     "N",
     "Y"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PLATFORM
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The platform element describes the available platforms which the
     software supports."
  STANDARD_VALUE_SET = {
     "IBM/DOS",
     "MAC/OSX",
     "MULTIPLE",
     "SUN/SUNOS",
     "SUN_10/SOLARIS",
     "SUN_2/SUNOS",
     "VAX/VMS"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PLATFORM_OR_MOUNTING_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The platform_or_mounting_desc element describes the
     spacecraft platform or laboratory mounting frame on which
     an instrument is mounted."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PLATFORM_OR_MOUNTING_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The platform_or_mounting_name element identifies the
     spacecraft platform or the laboratory mounting frame on
     which an instrument is mounted.
     Example values:  SCAN_PLATFORM, PROBE, MAGNETOMETER_BOOM."
  STANDARD_VALUE_SET = {
     "MAGNETOMETER BOOM",
     "METEOROLOGY BOOM ASSEMBLY",
     "N/A",
     "PIONEER VENUS ORBITER",
     "PROBE DESCENT MODULE",
     "ROTOR",
     "SCAN PLATFORM",
     "SCIENCE BOOM",
     "SPACECRAFT",
     "SPACECRAFT BUS",
     "STATOR"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = POLE_DECLINATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 90
  DESCRIPTION = "
     The pole_declination element provides the value of the
     declination of the polar axis of a target body.  See
     declination."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = POLE_RIGHT_ASCENSION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The pole_right_ascension element provides the value of the
     right_ascension of the polar axis of a target body.  See
     right_ascension."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = POSITION_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The position_time element provides the time when the
     location information of an event is derived, in the
     UTC system format.
     Formation rule: YYYY-MM-DDThh:mm:ss[.fff]"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = POSITIVE_AZIMUTH_DIRECTION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The POSITIVE_AZIMUTH_DIRECTION element provides the direction in
     which azimuth is measured in positive degrees for an observer on
     the surface of a body. The azimuth is measured with respect to the
     elevational reference plane. A value of CLOCKWISE indicates that
     azimuth increases positively clockwise, while a value of
     COUNTERCLOCKWISE indicates that azimuth increases positively
     counter-clockwise."
  STANDARD_VALUE_SET = {
     "CLOCKWISE",
     "COUNTERCLOCKWISE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = POSITIVE_ELEVATION_DIRECTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The positive_elevation_direction element provides the direction in
     which elevation is measured in positive degrees for an observer on the
     surface of a body.  The elevation is measured with respect to the
     azimuthal reference plane.  A value of UP or ZENITH indicates that
     elevation is measured positively upwards, i.e., the zenith point would
     be at +90 degrees and the nadir point at -90 degrees.  DOWN or NADIR
     indicates that the elevation is measured positively downwards; the
     zenith point would be at -90 degrees and the nadir point at +90
     degrees."
  STANDARD_VALUE_SET = {
     "DOWN",
     "NADIR",
     "UP",
     "ZENITH"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = POSITIVE_LONGITUDE_DIRECTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The positive_longitude_direction element identifies the
     direction of longitude (e.g. EAST, WEST) for a planet.  The
     IAU definition for direction of positive longitude is
     adopted.  Typically, for planets with prograde rotations,
     positive longitude direction is to the WEST.  For planets
     with retrograde rotations, positive longitude direction is
     to the EAST.
     Note:  The positive_longitude_direction keyword should be used for
     planetographic systems, but not for planetocentric."
  STANDARD_VALUE_SET = {
     "EAST",
     "WEST"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = POWER_STATE_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 2
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The power_state_flag element indicates whether a wavelength, or frequency
     channel is turned on or off. Note: For Cassini, this is a two-valued array
     describing the power state of the infrared and visible channels."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PREFERENCE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  DESCRIPTION = "
     The preference_id element indicates a user's
     degree of preference for one of a set of alternatives (for
     example, preference for a particular electronic mail system
     such as Internet).
     Values range from 1 to 4, with 1 indicating the highest
     preference."
  STANDARD_VALUE_SET = {
     "1",
     "2",
     "3",
     "4"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PREPARE_CYCLE_INDEX
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 15
  DESCRIPTION = "
     The prepare_cycle_index element provides the element number within the
     Prepare Cycle table selected for this image. Prepare cycles include
     activities carried on within an instrument between sequential data
     acquisition and CCD readout operations.  This includes such things as light
     flooding and erasure of the CCD and filter wheel stepping. Note: for
     Cassini, the Prepare Cycle table provides a translation of these values
     into cycle durations in seconds."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PRESSURE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The PRESSURE element identifies the type
     of pressure used in instrument calibrations."
  STANDARD_VALUE_SET = {
     "AMBIENT"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PRIMARY_BODY_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The primary_body_name element identifies the primary body
     with which a given target body is associated as a secondary
     body."
  STANDARD_VALUE_SET = {
     "CERES",
     "COMET",
     "EARTH",
     "GALAXY",
     "HALLEY",
     "JUPITER",
     "MARS",
     "N/A",
     "NEPTUNE",
     "NULL",
     "P/GRIGG_SKJELLERUP",
     "PLUTO",
     "SATURN",
     "SL9",
     "SOLAR SYSTEM BARYCENTER",
     "SUN",
     "UNK",
     "URANUS"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PRIMARY_KEY
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     In a TABLE object, the PRIMARY_KEY ELEMENT indicates
     the name(s) of one or more columns in the table that
     may be used to uniquely identify each row in the table."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PROCESS_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     Alias within AMMOS for product_creation_time.
     Note:  This element is retained for use by Magellan AMMOS data
     products only.  New products should use
     product_creation_time."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PROCESS_VERSION_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The process_version_id element identifies the version (e.g.,
     the method of processing) of a mosaic."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PROCESSING_CONTROL_PARM_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The processing_control_parm_name element identifies a
     parameter which allows a user to tailor a program or an
     algorithm to specific needs, such as outputting planetary
     surface coordinates in planetocentric or planetographic
     coordinates, specifying the units of the parameters to be
     plotted or specifying the scale of a map to be output."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PROCESSING_HISTORY_TEXT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The processing_history_text element provides an entry for
     each processing step and program used in generating a
     particular data file."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PROCESSING_LEVEL_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The processing_level_desc element provides the
     CODMAC standard definition corresponding to a particular
     processing_level_id value.
     Note:  For a fuller definition of CODMAC processing levels,
     please refer to the PDS Standards Reference."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PROCESSING_LEVEL_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The processing_level_id element identifies the
     processing level of a set of data according to the
     eight_level CODMAC standard."
  STANDARD_VALUE_SET = {
     "1",
     "2",
     "3",
     "4",
     "5",
     "6",
     "7",
     "8",
     "N"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PROCESSING_START_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The processing_start_time element gives the beginning date
     (and time, where appropriate) of processing for a particular
     set of data.
     Formation rule: YYYY-MM-DDThh:mm:ss[.fff]"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PROCESSING_STOP_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The processing_stop_time element gives the ending date (and
     time, where appropriate) of processing for a particular set
     of data.
     Formation rule: YYYY-MM-DDThh:mm:ss[.fff]"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PRODUCER_FULL_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The producer_full_name element provides the full_name of the
     individual mainly responsible for the production of a data
     set.  See also:  full_name.
     Note:  This individual does not have to be registered with
     the PDS."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PRODUCER_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The producer_id element provides a short name or acronym for
     the producer or producing team/group of a dataset."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PRODUCER_INSTITUTION_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The producer_institution_name element identifies a
     university, research center, NASA center or other
     institution associated with the production of a data set.
     This would generally be an institution associated with the
     element producer_full_name."
  STANDARD_VALUE_SET = {
     "AMES RESEARCH CENTER",
     "APPLIED PHYSICS LABORATORY",
     "ARIZONA STATE UNIVERSITY",
     "CALIFORNIA INSTITUTE OF TECHNOLOGY",
     "CORNELL UNIVERSITY",
     "GODDARD SPACE FLIGHT CENTER",
     "JET PROPULSION LABORATORY",
     "JOHANNES GUTENBERG UNIVERSITY",
     "JOHNS HOPKINS APPLIED PHYSICS LABORATORY",
     "JOHNS HOPKINS UNIVERSITY APPLIED PHYSICS LABORATORY",
     "MASSACHUSETTS INSTITUTE OF TECHNOLOGY",
     "MAX PLANCK INSTITUTE",
     "MULTIMISSION IMAGE PROCESSING LABORATORY, JET PROPULSION LAB",
     "MULTIMISSION IMAGE PROCESSING SUBSYSTEM, JET PROPULSION LAB",
     "MULTIMISSION SAR PROCESSING FACILITY, JET PROPULSION LAB",
     "NASA/GODDARD SPACE FLIGHT CENTER",
     "NATIONAL ASTRONOMY AND IONOSPHERE CENTER, CORNELL UNIVERSITY",
     "NAVAL RESEARCH LABORATORY",
     "PLANETARY SCIENCE INSTITUTE",
     "RADIOPHYSICS, INCORPORATED",
     "STANFORD UNIVERSITY",
     "U.S. GEOLOGICAL SURVEY",
     "U.S.G.S. FLAGSTAFF",
     "UNIVERSITY OF ARIZONA",
     "UNIVERSITY OF CALIFORNIA, LOS ANGELES",
     "UNIVERSITY OF COLORADO",
     "UNIVERSITY OF HAWAII",
     "UNIVERSITY OF IOWA",
     "UNIVERSITY OF WASHINGTON",
     "UPPSALA UNIVERSITET",
     "WASHINGTON UNIVERSITY"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PRODUCT_CREATION_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The product_creation_time element defines the UTC system format
     time when a product was created.
     Formation rule: YYYY-MM-DDThh:mm:ss[.fff]"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PRODUCT_DATA_SET_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The product_data_set_id element provides the data_set_id  of
     a cataloged data set that resulted from the
     application of the processing software to the source data
     sets. The data set name associated with the product data set
     is provided by the data_set_name element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PRODUCT_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The product_id data element represents a permanent, unique
     identifier assigned to a data product by its producer.
     See also:  source_product_id.
     Note:  In the PDS, the value assigned to product_id must
     be unique within its data set.
     Additional note: The product_id can describe the
     lowest-level data object that has a PDS label."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PRODUCT_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 80
  DESCRIPTION = "
     The PRODUCT_NAME element provides the full name of a
     product. It is related to product_id and provides a brief,
     descriptive title for a particular data product (i.e., a
     single file)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PRODUCT_RELEASE_DATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      
     The product_release_date data element identifies the date
     on which a particular data product is released from one
     system or process to another, according to system- or
     application-specific criteria."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PRODUCT_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The PRODUCT_TYPE data element identifies the type or
     category of a product within a data set.  Examples:
     EDR, DOCUMENT, CALIBRATION_IMAGE, SPICE_SP_KERNEL,
     TRAJECTORY."
  STANDARD_VALUE_SET = {
     "AEDR",
     "AGK",
     "AMD",
     "ANCILLARY",
     "ANNOTATED_TIFF",
     "APXS_EDR",
     "APXS_XRC",
     "ASP",
     "ASTROMETRY_TABLE",
     "AVERAGED_HEND_DATA",
     "AVERAGED_NEUTRON_DATA",
     "BCK",
     "BRO",
     "BROWSE",
     "BSP",
     "BTR",
     "C1-MIDR",
     "C2-MIDR",
     "C3-MIDR",
     "CAHV_LIN_RDR",
     "CALIBRATED_1D_SPECTROGRAPH",
     "CALIBRATED_IMAGE",
     "CALIBRATED_QUALITY_MASK",
     "CALIBRATION",
     "CALIBRATION_MODEL",
     "CATALOG",
     "CCL",
     "CDR",
     "CEB_AD_TEMP",
     "CEB_AGND",
     "CEB_AGND_SPARE1",
     "CEB_AGND_SPARE2",
     "CEB_AGND_SPARE3",
     "CEB_ALT_ACT_CURR",
     "CEB_CPU_PLUS_5",
     "CEB_CPU_PLUS_5_CURR",
     "CEB_CPU_TEMP",
     "CEB_HTR_CNTRL_TEMP",
     "CEB_IS_TEMP_A",
     "CEB_IS_TEMP_B",
     "CEB_MAIN_ACTUATOR_CURR",
     "CEB_MINUS_12V_CEB_AN",
     "CEB_MNT_RNG_TEMP_A",
     "CEB_MNT_RNG_TEMP_B",
     "CEB_OS_TEMP_A",
     "CEB_OS_TEMP_B",
     "CEB_PC_CURR_REF",
     "CEB_PLUS_12V_CEB_AN",
     "CEB_PLUS_28_CURR",
     "CEB_PLUS_5_CRYO",
     "CEB_PS1_TEMP",
     "CEB_PS2_TEMP",
     "CEB_PS_CURR_REF",
     "CEB_SPARE_CURR_SENSE_2",
     "CEB_SPARE_CURR_SENSE_3",
     "CHAN_GRS_CEB_TMP",
     "CHAN_GRS_GPA_TMP",
     "CHAN_GRS_GSH_TMP",
     "CHAN_GRS_HEND_TMP",
     "CHAN_GRS_NS_TMP",
     "CHAN_RPC_1_CUR",
     "CHAN_RPC_3_CUR",
     "CHAN_RPC_8_CUR",
     "CHAN_RPC_8_VLT",
     "CHAN_RPC_9_CUR",
     "CLEANED_IMAGE",
     "COMMAND_LIST",
     "CORRECTED_GAMMA_SPECTRA",
     "CPT",
     "CSV",
     "DATA",
     "DCO",
     "DCS",
     "DDR",
     "DECOMPRESSED_RAW_IMAGE",
     "DECOMPRESSED_RAW_TIFF",
     "DERIVED_HEND_DATA",
     "DERIVED_NEUTRON_DATA",
     "DERIVED_SPECTRUM",
     "DICTIONARY",
     "DISPARITY_RDR",
     "DKF",
     "DOCUMENT",
     "DOCUMENTATION",
     "DSDP",
     "E KERNEL NOTES",
     "ECH",
     "ECT",
     "EDITED_DATA",
     "EDITED_SPECTRA",
     "EDITED_SPECTRUM",
     "EDR",
     "EDS",
     "EMR",
     "ENB",
     "ENGINEERING_DATA",
     "ENGINEERING_QUALITY_MASK",
     "EOP",
     "ESS",
     "E_KERNEL",
     "E_KERNEL_PEF",
     "F-MIDR",
     "FILTER_RESPONSE",
     "FND",
     "FOOTPRINT_GEOMETRY",
     "FOV_MAP",
     "FRK",
     "GAMMA_GPA_TEMP",
     "GAMMA_RAY_SPECTRA",
     "GAZETTEER",
     "GDF",
     "GDN",
     "GDR",
     "GEDR",
     "GEOMED_CALIBRATED_IMAGE",
     "GEOMED_CALIBRATED_TIFF",
     "GEOMETRY",
     "GEOMETRY_MODEL",
     "GIF_BROWSE_IMAGE",
     "GNC",
     "GREDR",
     "GSDR",
     "GTDR",
     "HCK",
     "HEA",
     "IDD_REACH_RDR",
     "ILUT_RDR",
     "IMAGE_SCAN",
     "IMG",
     "INDEX",
     "ION",
     "IPN",
     "JITTER",
     "L2N",
     "LIT",
     "LMC",
     "LOG",
     "LOS",
     "LSK",
     "MAP_PROJECTED_MULTISPECTRAL_RDR",
     "MB_DSC",
     "MB_EDR",
     "MCH",
     "MCT",
     "MDIM",
     "MESSAGE_LOG",
     "MFT",
     "MIDR",
     "MIF",
     "MPD",
     "MPF",
     "NEUTRON_COUNTING_RATE",
     "NMC",
     "NOISE_DATA",
     "OBSERVATION_HEADER",
     "OCH",
     "OCS",
     "ODA",
     "ODF",
     "ODR",
     "ONF",
     "OPACITY",
     "OPT",
     "P-MIDR",
     "PCK",
     "PEDR",
     "PRD",
     "PROFILE",
     "RAD_CORR_RDR",
     "RANGE_RDR",
     "RAT_EDR",
     "RAW_2D_SPECTROGRAPH",
     "RAW_DATA",
     "RAW_IMAGE",
     "RAW_QUALITY_MASK",
     "RDR",
     "REDR",
     "REFDR",
     "RING_PROFILE",
     "RSR",
     "SAK",
     "SCK",
     "SDP",
     "SFO",
     "SHA",
     "SHB",
     "SIMULATED_DATA",
     "SLOPE_RDR",
     "SOE",
     "SOFTWARE",
     "SOLAR_FLUX_DENSITY",
     "SOURCE_DATA",
     "SOURCE_GEOMETRY",
     "SOURCE_JITTER_DATA",
     "SPC",
     "SPICE_KERNEL",
     "SPICE_SP_KERNEL",
     "SPK",
     "SRA",
     "SRD",
     "SRF",
     "SRG",
     "SRI",
     "SRT",
     "SUMMED_GAMMA_SPECTRA",
     "SUPPORT_IMAGE",
     "SURF_NORM_RDR",
     "TARGETED_RDR",
     "TCK",
     "TDF",
     "TDL",
     "TFK",
     "TNF",
     "TPH",
     "TPS",
     "TRAJECTORY",
     "TRO",
     "UDR",
     "UHFD",
     "USO",
     "VALIDATION_REPORT",
     "VECTOR_GEOMETRY",
     "WEA",
     "XYZ_RDR"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PRODUCT_VERSION_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The product_version_id element identifies the version
     of an individual product within a data set.  Example:
     1.0, 2A, 1.2.3C.
     Note: This is not the same as the data set version that is
     an element of the data_set_id value.  Product_version_id is
     intended for use within AMMOS to identify separate iterations
     of a given product, which will also have a unique file_name."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PRODUCT_VERSION_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The product_version_type element identifies the version of
     an individual data product.  It can be applied to any type
     of data that might appear in several incarnations, including
     ephemeris files, sequence files, or software.  Example
     values:  VERSION 1, PREDICT, ACTUAL, DRAFT, PRELIMINARY,
     FINAL, REVISION A."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PROGRAMMING_LANGUAGE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The programming_language_name element identifies the major
     programming language in which a given data processing
     program or algorithm is written."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PROJECTED_STAR_DIAMETER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  DESCRIPTION = "
      The projected_star_diameter element indicates the
     projected linear diameter of a star at the distance of the
     given planet, during a stellar occultation experiment."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PROJECTION_AZIMUTH
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The PROJECTION_AZIMUTH element Provides the azimuth, in
     degrees, of the horizontal of projection for the PERSPECTIVE
     projection (loosely, where the camera is pointing.)"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PROJECTION_ELEVATION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The PROJECTION_ELEVATION element specifies the elevation,
     in degrees, of the vertical of projection (loosely, where
     the camera is pointing). For PERSPECTIVE, applies to the
     single output camera model; for CYLIND-PERSPECTIVE applies
     to each column's output camera model."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PROJECTION_ELEVATION_LINE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = PIXEL
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The PROJECTION_ELEVATION_LINE element specifies the image line which
     corresponds to PROJECTION_ELEVATION for each column of the
     CYLIND-PERSPECTIVE projection."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PROJECTION_LATITUDE_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     For some map projections, identifies the type of latitude that is sampled
     in equal increments by successive image lines.  These projections are
     sometimes known informally as 'database projections' because their
     simplicity and global applicability for storing data for an entire planet
     are of greater interest than their formal cartographic properties.  The
     EQUIRECTANGULAR and SIMPLE CYLINDRICAL projections can exist with
     projection latitude types of PLANETOGRAPHIC or PLANETOCENTRIC.  The
     SINUSOIDAL projection can exist with these latitude types and also AUTHALIC
     latitude (which makes the projection strictly equal-area for an ellipsoid
     but does not preserve the equal-distance properties of the projection for
     the sphere) or RECTIFYING latitude (which, with the appropriate
     modification of the scaling of meridians, results in a map with all the
     cartographic properties of the sinusoidal projection of the sphere:  equal
     areas, equal distances on all parallels, and equal distances on the central
     meridian).  Projections other than those just discussed are uniquely
     defined by their cartographic properties (e.g., there is only one conformal
     cylindrical projection, the MERCATOR projection) and do not require this
     keyword.  See also KEYWORD_LATITUDE_TYPE."
  STANDARD_VALUE_SET = {
     "AUTHALIC",
     "PLANETOCENTRIC",
     "PLANETOGRAPHIC",
     "RECTIFYING"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PROJECTION_ORIGIN_VECTOR
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = M
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The PROJECTION_ORIGIN_VECTOR element provides the location of origin
     of the projection. This is an array with xyz points from which all
     the azimuth/elevation rays emanate."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PROTOCOL_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The protocol_type element identifies the protocol type for
     the on_line_identification element.  Example value: URL,
     FTP, E-MAIL."
  STANDARD_VALUE_SET = {
     "FTP",
     "URL"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = PUBLICATION_DATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      
     The publication_date element provides the date when a
     published item, such as a document or a compact disc, was
     issued."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = QUATERNION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -1
  MAXIMUM = 1
  DESCRIPTION = "
            The QUATERNION element specifies a quaternion, which is a
     four-component representation of a rotation matrix.  This particular
     definition is focused on the PDS use of quaternions; one should refer
     to other sources for a more complete discourse on quaternion math.
      
     A quaternion may be used to specify the rotation of one Cartesian
     reference frame--sometimes referred to as the base frame or the
     'From' frame--into coincidence with a second Cartesian reference
     frame--sometimes referred to as the target reference frame or the
     'To' frame. Unlike an Euler rotation where three sequential rotations
     about primary axes are used, a quaternion rotation is a single
     action, specified by a Cartesian vector used as the positive axis of
     the rotation (right hand rule) and the magnitude (an angle) of
     rotation about that axis.
      
     The quaternion may be thought of as defining the instantaneous
     orientation--sometimes called 'pointing'--of a structure such as an
     instrument, antenna, solar array or spacecraft bus, given relative to
     a specified reference frame (the base frame), at an epoch of interest.
      
     Perhaps of more use is the concept that a quaternion may be used to
     rotate an arbitrary Cartesian 3-vector defined in one reference frame
     (e.g. an instrument's reference frame) to an equivalent vector
     defined in another reference frame (e.g. the frame tied to a
     spacecraft or the J2000 inertial reference frame).
      
     A quaternion has four components.  One of the components is a scalar,
     a function of the angle of rotation (cosine of half the rotation
     angle), while the remaining three components are used to specify a
     vector, given in the base reference frame, about which the rotation
     will be made. In the PDS context a quaternion has a magnitude of one,
     and so may be treated as a unit quaternion.
      
     In many cases a time tag (epoch) must be associated with the
     quaternion because the orientation varies over time. A time tag is
     not needed if the 'To' and 'From' frames have a fixed offset.
      
     The QUATERNION_DESC element is always to be paired with the
     QUATERNION element, and will contain a complete description of the
     formation and rotational sense of the quaternion specified with the
     QUATERNION keyword, and the structure (organization of the four
     components) of the quaternion.
      
     In the lingo of the NASA 'SPICE' ancillary information system a
     rotation matrix is synonymous with a C-matrix--that which may be
     obtained from a C-kernel. The SPICE Toolkit provides an assortment of
     routines that deal with quaternions. The SPICE system also provides
     information about specification of reference frames and time tags
     suitable for use with quaternions in the SPICE context. The NAIF Node
     of the PDS can provide additional documentation on quaternions in a
     spacecraft ancillary data context ('Rotations Required Reading' and
     'SPICE Quaternion White Paper')."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = QUATERNION_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = "N/A"
  MINIMUM_LENGTH = 1
  DESCRIPTION = "
            The QUATERNION_DESC element is a pointer to an accompanying
     quaternion description file used to describe the formation rules for
     the quaternion and the specific rotation accomplished by application
     of that quaternion. This keyword is required to be used in
     conjunction with the QUATERNION keyword. The file to which this
     keyword points is to be included in the /doc subdirectory of an
     archive product.  This particular definition is focused on the PDS
     use of quaternions.
      
     In typical space science usage (and especially within the SPICE
     context) a quaternion is used to rotate a Cartesian 3-component
     position vector given in one reference frame (the 'From' frame) to a
     second frame (the 'To' frame).
      
     The quaternion description file must clearly provide three pieces of
     information. These items are as follows.
      
        1) Define the structure or organization of the quaternion: specify
     which component provides the angle of rotation and which three
     components specify the vector about which the rotation is to occur.
     It is best if this description includes the actual equations used to
     form a rotation matrix from the quaternion elements being specified.
     As an example, in the SPICE context, the equations for forming a
     rotation matrix (a C-matrix) from the four quaternion elements are:
      
                 +-                                                          -+
                 |           2    2                                           |
                 | 1 - 2 ( q2 + q3 )    2 (q1 q2 - q0 q3)   2 (q1 q3 + q0 q2) |
                 |                                                            |
                 |                                                            |
                 |                               2    2                       |
          CMAT = | 2 (q1 q2 + q0 q3)    1 - 2 ( q1 + q3 )   2 (q2 q3 - q0 q1) |
                 |                                                            |
                 |                                                            |
                 |                                                    2    2  |
                 | 2 (q1 q3 - q0 q2)    2 (q2 q3 + q0 q1)   1 - 2 ( q1 + q2 ) |
                 |                                                            |
                 +-                                                          -+
      
      
      
      
        2) Provide a clear, unambiguous identification (and mathematical
     specification, if not readily available elsewhere) of the base frame
     (the 'From' frame) in which an input vector is given;
      
        3) Provide a clear, unambiguous identification (and mathematical
     specification, if not readily available elsewhere) of the target
     frame (the 'To' frame) into which the input vector will be rotated by
     direct application of the quaternion.
      
     It is strongly suggested that equations showing how to apply the
     rotation matrix derived from the quaternion be provided.  As an
     example, in the SPICE system:
      
     A C-matrix is a 3x3 matrix that transforms Cartesian coordinates
     referenced to a ``base frame'' to coordinates in a target frame,
     which is often a frame fixed to an instrument, antenna, or other
     spacecraft structure for which knowing the orientation ('the
     pointing') is important.
      
     The C-matrix transforms coordinates as follows: if a vector v has
     coordinates ( x, y, z ) in some base reference frame (like J2000),
     then v has coordinates ( x', y', z' ) in instrument-fixed
     coordinates, where
      
      
             [          ] [ x ]     [ x']
             | C-matrix | | y |  =  | y'|
             [          ] [ z ]     [ z']
      
      
      
     With regards to the quaternion structure issue, unlike for some
     geometric quantities there is no standard for how to form a
     quaternion. Two formation rules are in common use (see below), and it
     is strongly suggested that users pick one of these.  But whatever is
     the rule being used in the particular instance must be carefully
     noted in the QUATERNION_DESC file.
      
     In the descriptions below, one system defines the four components
     with indices of 0 through 3. The other system uses indices 1 through
     4. The use of one or the other numbering system is not important, but
     the two schemes are shown here to be consistent with other
     documentation or SPICE code that the user may encounter.
      
     The first system defines components zero through three, with the 0th
     component as the scalar, and the 1st, 2nd and 3rd the vector
     components, where q0 = cos(a/2), q1 =-sin(a/2)*u1, q2 = -sin(a/2)*u2,
     q3 = -sin(a/2)*u3, where a is the angle (radians) representing the
     magnitude of the rotation, and u1, u2, u3 are components of the unit
     vector representing the axis of rotation. The order of the components
     in the QUATERNION keyword would be ( q0, q1, q2, q3 ) under this
     system.  This is the structure employed in SPICE C-Kernels and
     Toolkit subroutines, and is therefore the PDS recommended structure.
     The SPICE Toolkit provides an assortment of routines that deal with
     quaternions.
      
     The second system defines components one through four, with the
     fourth component as the scalar, and the 1st, 2nd and 3rd as the
     vector components, where q1 = sin(a/2)*u1, q2 = sin(a/2)*u2, q3 =
     sin(a/2)*u3, q4 = cos(a/2), where a is the angle (radians)
     representing the magnitude of the rotation, and u1, u2, u3 are
     components of the vector representing the axis of rotation. The order
     of the components in the QUATERNION keyword will be ( q1, q2, q3, q4
     ) under this system.  This is the structure often found in spacecraft
     telemetry.
      
     The equations for forming a rotation matrix from the four quaternion
     elements as defined in this alternate scheme are:
      
                 +-                                                          -+
                 |           2    2                                           |
                 | 1 - 2 ( q2 + q3 )    2 (q1 q2 + q4 q3)   2 (q1 q3 - q4 q2) |
                 |                                                            |
                 |                                                            |
                 |                               2    2                       |
          ROT  = | 2 (q1 q2 - q4 q3)    1 - 2 ( q1 + q3 )   2 (q2 q3 + q4 q1) |
                 |                                                            |
                 |                                                            |
                 |                                                    2    2  |
                 | 2 (q1 q3 + q4 q2)    2 (q2 q3 - q4 q1)   1 - 2 ( q1 + q2 ) |
                 |                                                            |
                 +-                                                          -+
      
      
     The rotation matrix transforms coordinates as follows: if a vector v
     has coordinates ( x, y, z ) in some base reference frame (like
     J2000), then v has coordinates ( x', y', z' ) in instrument-fixed
     coordinates, where
      
      
             [          ] [ x ]     [ x']
             |   ROT    | | y |  =  | y'|
             [          ] [ z ]     [ z']
      
     (With ROT defined as shown above, this equation transforming a vector
     in the base frame to a vector in the target frame is the same as
     shown earlier for the SPICE-style quaternions. The name CMAT has been
     replaced with the name ROT to help emphasize that this second system
     is NOT what is used within SPICE.)"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = QUATERNION_MEASUREMENT_METHOD
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The QUATERNION_MEASUREMENT_METHOD element specifies the quality of the
     rover orientation If UNKNOWN the attitude should simply not be trusted.
     This is the grade given on Landing, for example. TILT_ONLY ishe attitude
     estimate is only good for tilt determination (2-axis knowledge). Activities
     which require azimuth knowledge should be careful. COURSE specifies the
     attitude estimate 'complete' (it has all three axes) but is crude. This can
     occur because sungaze has not yet been performed or because some event
     (such as traverses or IDD activity) have reduced the quality of the
     estimate (a.k.a. ThreeAxisCoarse FINE indicates that the Sungaze completed
     successfully, and the attitude estimate is sufficient for pointing HGA
     (a.k.a. ThreeAxisFine)."
  STANDARD_VALUE_SET = {
     "COARSE",
     "COURSE",
     "FINE",
     "TILT_ONLY",
     "UNKNOWN"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RA_DEC_REF_PIXEL
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = PIXEL
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
       The RA_DEC_REF_PIXEL element (x,y) specifies the reference pixel to
       which the right_ascension and declination apply.
       The x value is here defined as the pixel value in the LINE_SAMPLE
       direction, and the y value is defined as the pixel value in the LINE
       direction.
      
       The reference pixel is commonly, but not always, defined
       to be the center of the image.  The coordinate may be specified to
       sub-pixel precision, and may be specified outside the physical
       boundaries of the image."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RAD_ALONG_TRACK_FOOTPRINT_SIZE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The rad_along_track_footprint_size provides the value of
     the along track dimension of the intersection of the SAR
     antenna (3dB one-way attenuation) cone with a sphere of
     radius average_planetary_radius."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RAD_CROSS_TRACK_FOOTPRINT_SIZE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The rad_cross_track_footprint_size element provides the
     value of the cross track dimension of the intersection of
     the SAR antenna (3dB one-way attenuation) cone with a
     sphere of radius average_planetary_radius."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RAD_EMISSIVITY_PARTIAL
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'KM**-1'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The rad_emissivity_partial element provides the value of
     the partial derivative of surface_emissivity with respect
     to average_planetary_radius."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RAD_FLAG2_GROUP
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      Additional flag fields (unused)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RAD_FLAG_GROUP
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The RAD_FLAG_GROUP element identifies the following flag
     fields.
     RR_GEOC=0x0001
     Geometry values have been corrected
     for ephemeris errors in the phase.
     RR_RADC=0x0002
     The average_planetary_radius value has been
     corrected by altimeter radius values.
     RR_NOS1=0x0004
     sar_average_backscatter[0] value missing.
     RR_NOS2=0x0008
     sar_average_backscatter[1] value missing.
     RR_BAD=0x0010
     The elements brightness_temperature,
     average_planetary_radius, planet_reading_system_temp,
     assumed_warm_sky_temperature, rad_receiver_system_temp,
     surface_emission_temperature, and surface_emissivity, and
     surface_temperature should be ignored.
     RR_CAL=0x0020
     The spacecraft is operating in its 'radiometric
     calibration' mode, in which the SAR boresight is pointed
     away from the planet. The rad_footprint_latitude and
     rad_footprint_longitude fields contain the boresight
     latitude and longitude in the inertial (J2000) coordinate
     system, not in VBF85.
     RR_NRAD=0x0040
     The average_planetary_radius value could not be estimated
     from the topography model.
     RR_RAD2=0x0080
     This record was created under software version 2 or
     higher, in which elements rad_emissivity_partial,
     surface_temperature, raw_rad_antenna_power,
     raw_rad_load_power, alt_skip_factor, alt_gain_factor,
     and alt_coarse_resolution are significant."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RAD_FOOTPRINT_LATITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The rad_footprint_latitude (VBF85) element provides the
     value of the crust-fixed latitude, at
     rad_spacecraft_epoch_tdb_time, of the intersection of the
     antenna boresight and the planetary surface (a sphere of
     radius average_planetary_radius element)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RAD_FOOTPRINT_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The rad_footprint_longitude (VBF85) element provides the
     crust-fixed longitude, at rad_spacecraft_epoch_tdb_time, of
     the intersection of the antenna boresight and the planetary
     surface (a sphere of radius average_planetary_radius)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RAD_FOOTPRINTS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The footprints element provides the value of the number of
     Standard Format Data Units  in a specific orbit's
     radiometry data file."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RAD_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The rad_number element provides the value of the number
     assigned by the MSPF (Multimission SAR Processing Facility)
     SAR processor (from C-BIDR) to the burst header that
     contains the radiometer measurement referenced by this
     element. This is performed on every other burst, so
     rad_number will usually increase by 2 between records."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RAD_PARTIALS_GROUP
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The rad_partials_group element provides the value of the
     partials of the rad_footprint_latitude, the
     rad_footprint_longitude, and the average_planetary_radius
     elements with respect to the rad_spacecraft_position_vector
     and rad_spacecraft_velocity_vector elements."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RAD_RECEIVER_SYSTEM_TEMP
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = K
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The rad_receiver_system_temp element provides the value of
     the receiver input radiometer reading, converted to
     equivalent noise temperature.  This is the difference
     between raw_rad_antenna_power and raw_rad_load_power,
     converted to equivalent noise temperature and compensated
     for changes in receiver gain and temperature."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RAD_SPACECRAFT_EPOCH_TDB_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The rad_spacecraft_epoch_tdb_time element provides the
     value of the ephemeris time at which the radiometry
     measurement was made."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RAD_SPACECRAFT_POSITION_VECTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The rad_spacecraft_position_vector element provides the
     value of the spacecraft position at
     rad_spacecraft_epoch_tdb_time, relative to the Venus center
     of mass, expressed in inertial coordinates in the J2000
     coordinate system."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RAD_SPACECRAFT_VELOCITY_VECTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'KM/S'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The rad_spacecraft_velocity_vector element provides the
     value of the spacecraft velocity at
     rad_spacecraft_epoch_tdb_time, relative to the Venus center
     of mass, expressed in inertial coordinates in the J2000
     coordinate system."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RADIAL_RESOLUTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  DESCRIPTION = "
      The radial_resolution element indicates the nominal radial
     distance over which changes in ring properties can be
     detected within a data product.
     Note: this value may be larger than the radial_sampling_interval
     value, since many data products are over-sampled."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RADIAL_SAMPLING_INTERVAL
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  DESCRIPTION = "
      The radial_sampling_interval element indicates the average
     radial spacing between consecutive points in a ring
     profile.  In practice, this may be somewhat smaller than
     the radres element because the profile may be
     over-sampled."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RADIANCE_OFFSET
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The RADIANCE_OFFSET element provides the constant value by which a stored
     radiance value is shifted or displaced.
      
     Note: Expressed as an equation: true_radiance_value = radiance_offset +
     radiance_scaling_factor * stored_radiance_value. Use of this element is
     discouraged in favor of the more general offset element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RADIANCE_SCALING_FACTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 999999
  DESCRIPTION = "
     The radiance_scaling_factor element provides the constant value by which
     a stored radiance is multiplied.
     Note:  Expressed as an equation:    true_radiance_value =
         radiance_offset + radiance_scaling_factor * stored_radiance_value.
     Use of this element is discouraged in favor of the more general scaling_
     factor."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RADIOMETRIC_CORRECTION_TYPE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The RADIOMETRIC_CORRECTION_TYPE element identifies
     the method used for radiometric correction."
  STANDARD_VALUE_SET = {
     "MIPLRAD",
     "NONE",
     "PANCAL"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RANGE_SHARP_ECHO_PROFILE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The range_sharp_echo_profile element provides the value of
     the power vs. time echo profile, at half-baud (0.21
     microsecond) intervals, assembled from up to 16 frequency
     components, each shifted in time so as to align their
     rising edges. This profile yields the best estimate of the
     two-way echo time, and hence the value of the
     derived_planetary_radius element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RANGE_SHARP_FIT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The range_sharp_fit element provides the value of the
     parameter which measures the correlation between the
     observed range_sharp_echo_profile and the theoretical
     template best_range_sharp_model_tmplt elements."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RANGE_SHARP_LOOKS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The range_sharp_looks element provides the value of the
     number of equivalent looks of statistically independent
     measurements of echo profile that were summed to produce
     the values for the range_sharp_echo_profile element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RANGE_SHARP_PROF_CORRS_INDEX
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The range_sharp_prof_corrs_index element provides the
     value of the index of the element in
     range_sharp_echo_profile that corresponds to the first
     element in best_range_sharp_model_tmplt[0]. The indices
     start at zero."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RANGE_SHARP_SCALING_FACTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'KM**2'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The range_sharp_scaling_factor element provides the value
     of the conversion factor for the best_range_model_tmplt and
     the range_sharp_echo_profile element that multiplies the
     integer array of the best_range_model_tmplt and
     range_sharp_echo_profile elements to yield their physical
     values, expressed as specific radar cross-sections in units
     of km**2."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RATIONALE_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The rationale_desc element describes the rationale for
     performing a particular observation."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RAW_RAD_ANTENNA_POWER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The raw_rad_antenna_power element provides the value of
     the radiometer noise power when the receiver is connected
     to the SAR antenna. It is corrected for systematic errors
     resulting from leakage of the altimeter signal."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RAW_RAD_LOAD_POWER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The raw_rad_load_power element provides the value of the
     radiometer noise power when the receiver is connected to a
     load at a known temperature. It is averaged over as many as
     10 successive measurements and corrected for systematic
     errors resulting from leakage of the altimeter signal."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = READOUT_CYCLE_INDEX
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 15
  DESCRIPTION = "
     The readout_cycle_index element provides the element number within the
     Readout Cycle table selected for this image. The readout cycle of an
     instrument involves that part of its function involved in reading the light
     values out of a CCD array. Note: for Cassini, the Readout Cycle table
     provides a translation of these values into cycle durations in seconds."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RECEIVED_DATA_RECORDS
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM_LENGTH = NULL
  DESCRIPTION = "
     The RECEIVED_DATA_RECORDS element provides the total number of records
     a reconstructed data product contains.  This value can be compared with
     the EXPECTED_DATA_RECORDS element to determine if a data file is complete
     or if it is missing records."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RECEIVED_PACKETS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The received_packets element provides the total number of telemetry
     packets which constitute a reconstructed data product.
     cf. expected_packets"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RECEIVED_POLARIZATION_TYPE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     Polarization of a signal received by an instrument."
  STANDARD_VALUE_SET = {
     "CIRCULAR",
     "ELLIPTICAL",
     "HORIZONTAL",
     "LEFT CIRCULAR",
     "LEFT ELLIPTICAL",
     "LINEAR",
     "PARALLEL",
     "PERPENDICULAR",
     "RIGHT CIRCULAR",
     "RIGHT ELLIPTICAL",
     "VERTICAL"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RECEIVER_DESCRIPTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
      The receiver_description element describes a given
     receiving instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RECEIVER_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
      The receiver_id element provides an abbreviated name or
     acronym which identifies a receiving instrument.  It is
     used for experiments that have both transmitting and
     receiving instruments, in which case the instrument_id
     element refers to the transmitter."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RECEIVER_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
      The receiver_name element provides the unique full name of
     a receiving instrument.  It is used for experiments that
     have both transmitting and receiving instruments, in which
     case the instrument_name element refers to the transmitter."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RECEIVER_NOISE_CALIBRATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'KM**2'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The receiver_noise_calibration element provides the value
     of a measure of the altimeter noise background, obtained
     from the pulse- compressed altimeter signals by the mgmtac
     phase of the altimetry and radiometry data reduction
     program."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RECORD_BYTES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The record_bytes element indicates the number of bytes in a physical
     file record, including record terminators and separators. When
     RECORD_BYTES describes a file with RECORD_TYPE = STREAM
     (e.g. a SPREADSHEET), its value is set to the length of the longest
     record in the file.
      
     Note:  In the PDS, the use of record_bytes, along with other
     file-related data elements is fully described in the Standards Reference."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RECORD_FORMAT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 255
  DESCRIPTION = "
     The RECORD_FORMAT element contains a FORTRAN-style format
     description for reading an entire row of an ASCII/EBCDIC
     table, or an entire occurrence of an ASCII/EBCDIC
     COLLECTION.
     Example:  RECORD_FORMAT = '(F8.3,1X,I5,2X,A12)'
     Note: that this is an INPUT format only, and may not contain
     string constant expressions within the format."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RECORD_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The record_type element indicates the record format of a
     file.
     Note:  In the PDS, when record_type is used in a
     detached label file it always describes its corresponding
     detached data file, not the label file itself.
     The use of record_type along with other file-related data
     elements is fully described in the PDS Standards Reference."
  STANDARD_VALUE_SET = {
     "FIXED_LENGTH",
     "STREAM",
     "UNDEFINED",
     "VARIABLE_LENGTH"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RECORDS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The records data element identifies the number of physical
     records in a file or other data object."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REFERENCE_AZIMUTH
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The REFERENCE_AZIMUTH element specifies the azimuth which is at the
     top (vertical in the polar projection. (MIPL Projections - Polar)"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REFERENCE_COORD_SYSTEM_INDEX
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The REFERENCE_COORD_SYSTEM_INDEX element identifies which instance of the
     coordinate system named by REFERENCE_COORD_SYSTEM_NAME is the reference
     coordinate system for the group in which the keyword occurs. This index is
     a set of integers which serve to identify coordinate system instances in a
     mission-specific manner.
      
     Note: For MER, the indices are based on the ROVER_MOTION_COUNTER. This
     counter is incremented each time the rover moves (or may potentially have
     moved, e.g., due to arm motion). The full counter may have up to 5 values
     (SITE, DRIVE, IDD, PMA, HGA), but normally only the first value (for SITE
     frames) or the first two values (for LOCAL_LEVEL or ROVER frames) are used
     for defining reference coordinate system instances. It is legal to use any
     number of indices to describe a reference coordinate system instance,
     however. See also REFERENCE_COORD_SYSTEM_NAME and COORDINATE_SYSTEM_INDEX."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REFERENCE_COORD_SYSTEM_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The REFERENCE_COORD_SYSTEM_NAME element provides the full name of the
     reference coordinate system for the group in which the keyword occurs. All
     vectors and positions relating to 3-D space within the enclosing group are
     expressed using this reference coordinate system. In non-unique coordinate
     systems (such as 'SITE' for rover missions), which have multiple instances
     using the same name, REFERENCE_COORD_SYSTEM_INDEX is also required to
     completely identify the reference coordinate system.
      
     Note: For MER, the reference is usually a SITE frame."
  STANDARD_VALUE_SET = {
     "GENERIC_FIXED",
     "LANDER_FRAME",
     "LOCAL_LEVEL_FRAME",
     "MAST_FRAME",
     "PANCAM_FRAME",
     "ROVER_FRAME",
     "SITE_FRAME"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REFERENCE_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The reference_desc element provides a complete bibliographic citation
     for a published work.  The format for such citations is that employed
     by the Journal of Geophysical Research (JGR).  This format is described
     in the JGR, Volume 98, No. A5, Pages 7849-7850, May 1, 1993 under
     'References'.  Data suppliers may also refer to recent issues of the
     Journal for examples of citations.  Elements of a complete bibliographic
     citation must include, wherever applicable, author(s) or editor(s), title,
     journal name, volume number, page range and publication date (for journal
     article citations), or page range, publisher, place of publication, and
     publication date (for book citations)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REFERENCE_KEY_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The reference_key_id element provides the catalog with
     an identifier for a reference document.  Additionally, it
     may be used in various catalog descriptions, for example
     in data_set_desc, as a shorthand notation of a document
     reference.
     The reference_key_id element is composed according to the
     following guidelines:
     1.  if there is an author for the publication, the general
     rule is:
       REFERENCE_KEY_ID = <author's last name><year><letter>,
          where
          <author's last name> is a maximum of 15 characters,
               and may need to be truncated.
          <year> is 4 characters for the year published.
          <letter> is optional but consists of one character
                used to distinguish multiple papers by the
                same author(s) in the same year.
        The following variations apply:
        a.  If there is one author:
         <author's last name><year>
         Example value:  SCARF1980
        b.  If there are two authors:
         <first author's last name>&<second author's last name>
         <year>
         Example value:  SCARF&GURNETT1977
       c . If there are three or more authors:
         <first author's last name>ETAL<year>
         Example value:  GURNETTETAL1979
        d.  If one author has the same last name as another:
         <author's last name>,<author's first initial>
         <year published>
         Example value:  FREUD,A1935
        e.  If the same author(s) published more than one paper
         in the same year:
           <author's last name><year><letter>
           or
           <first author's last name>&<second author's last name>
           <year><letter>
           or
           <first author's last name>ETAL<year><letter>
         Example values:  SCARF1980A
                          SCARF&GURNETT1977B
        f.  In cases where an initial reference has been
         catalogued and published on an Archive medium and
         subsequent references for the same author and same
         year are needed at a later date, the following rule
         applies:
         Leave the original reference as is, and add a letter
         to the subsequent references starting with the letter
         'B' since the original reference will now be assumed
         to have an implicit 'A'.  For example:  PFORD1991,
         PFORD1991B.
         Note that if the initial reference has only been
         catalogued and not yet published, then it can be
         modified such that the 'A' is explicit, i.e.
         PFORD1991A.
     2.  If there is no author for the publication, the general
     rule is:
      REFERENCE_KEY_ID = <journal name><document identification>
      where
      <journal name> is a maximum of 10 characters, and
           may need to be abbreviated
      <document identification> is a maximum of 10
           characters.  This id may consist of a volume number,
           and/or document or issue number, and/or year of
           publication.
          Example values:  SCIENCEV215N4532
                           JGRV88
                           JPLD-2468"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REFERENCE_LATITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     The reference_latitude element provides the new zero
     latitude in a rotated spherical coordinate system that was
     used in a given map_projection_type."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REFERENCE_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -180
  MAXIMUM = 360
  DESCRIPTION = "
     The reference_longitude element defines the zero longitude
     in a rotated spherical coordinate system that was used in a
     given map_projection_type."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REFERENCE_OBJECT_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The reference_object_name element identifies the point,
     vector, or plane used as the origin from which an angle or
     a distance is measured.
     As an example, the reference object could be the center of
     a given planet (a point), the spacecraft z_axis (a vector)
     or the equatorial plane."
  STANDARD_VALUE_SET = {
     "EQUATORIAL PLANE",
     "JUPITER",
     "N/A",
     "NEPTUNE",
     "SATURN",
     "SPACECRAFT",
     "SUN",
     "UNK",
     "URANUS"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REFERENCE_POINT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The SUN_NORTH_POLE_CLOCK_ANGLE element specifies the direction of the
     north pole of the sun as projected onto the image plane. It is measured
     from the 'upward' direction, clockwise to the direction toward the
     sun's north pole, when the image is displayed as defined by the
     SAMPLE_DISPLAY_DIRECTION and LINE_DISPLAY_DIRECTION elements."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REFERENCE_POINT_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The REFERENCE_POINT_DESC keyword is used in conjunction with the
     REFERENCE_POINT and REFERENCE_POINT_INDEX keywords to identify
     and describe the reference point associated with a multi-dimensional
     object - typically an IMAGE or ARRAY.
      
     The reference point may be, for example, the center of a body, a
     standard star, or a specific location on a body or the celestial
     sphere.  This keyword should be used to define what the reference
     point is, logically or physically.  The REFERENCE_POINT_INDEX
     keyword describes the location of the reference point in units of
     axis index, while the REFERENCE_POINT keyword gives the same
     location in the physical units of the indices."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REFERENCE_POINT_INDEX
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The REFERENCE_POINT_INDEX keyword is used to give the precise
     location of a reference point (center of a body, standard star,
     coordinate system reference point, etc.) relative to the origin
     of the associated object - typically an IMAGE or ARRAY.  The
     location is expressed as a sequence of values in units of the
     axis index, in the same order as the defined axes.  The indices
     for each axis are assumed to be numbered positively from 1.
      
     Although the indices are integral, the REFERENCE_POINT_INDEX
     values are floating point and may be expressed to an appropriate
     level of precision.  For example, if the reference point is the
     location of the center of a target body and known to sub-pixel
     accuracy, then it may have a REFERENCE_POINT_INDEX value that
     looks like: (215.678, 500.234).
      
     Note that the reference point is a logical concept, and thus is
     not required to be inside the associated object.  If, for example,
     the reference point described for an IMAGE object is outside the
     field of view included in the IMAGE, the values for
     REFERENCE_POINT_INDEX are determined by extrapolation of the image
     axes.  In this case some of the REFERENCE_POINT_INDEX values may be
     negative or greater than the maximum index found in the image.
      
     The REFERENCE_POINT_INDEX as defined here is analogous to the CRPIXn
     values of the FITS standard.  Users should note that the CRPIXn
     standard is often re-interpreted by data preparers, and should not
     assume that any particular CRPIXn set of numbers will map directly
     to a valid REFERENCE_POINT_INDEX without first verifying the local
     use of the CRPIXn keywords.
      
     The REFERENCE_POINT_DESC keyword should be used in conjunction with
     REFERENCE_POINT_INDEX to describe the nature of the point being
     referenced.
      
     See also the REFERENCE_POINT keyword, which locates the reference
     point in the physical units of the axes, rather than in index
     units (analogous to the FITS CRVALn keywords)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REFERENCE_RADIAL_RESOLUTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  DESCRIPTION = "
      The reference_radial_resolution element specifies a
     reference radial resolution to which a ring occultation
     data set may be reprocessed. It is used to specify a
     standard radial resolution so that the noise properties of
     different data products may be more reliably compared.  The
     values of the parameters lowest_detectable_opacity,
     highest_detectable_opacity and scaled_noise_level depend on
     this value."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REFERENCE_TARGET_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The reference_target_name element provides the name of the
     target body being used as the reference to help define a
     particular vector_component_id.
     For example, the RJ\$ vector component is defined with the
     spacecraft as the reference target."
  STANDARD_VALUE_SET = {
     "ASCENDING NODE",
     "EARTH",
     "N/A",
     "PLANET",
     "SPACECRAFT",
     "SUN SPIN AXIS",
     "VENUS",
     "VOYAGER"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REFERENCE_TIME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = "N/A"
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The reference time element specifies the moment in time to which other
     quantities refer.  This can be the moment relative to which a set
     of time intervals are measured (e.g. a column of times encoded in
     units of seconds), or the moment at which a set of orbital elements
     apply."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REFLECTANCE_SCALING_FACTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1
  DESCRIPTION = "
     The reflectance_scaling_factor element identifies the
     conversion factor from DN to reflectance."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REGION_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The region_desc element describes a particular
     region of a planetary surface, indicating its historical
     significance, identifying major geological features and
     providing other descriptive information."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REGION_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The region_name element identifies a region of a planetary
     surface.  In many cases, the name of a region derives from
     the major geologic features found within the region."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REGISTRATION_DATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      
     The registration_date element provides the date as of which
     an individual is registered as an authorized user of the PDS
     system."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RELEASE_DATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      
         The release_date element provides the date when a data set or
         portion of a data set is made available for use. Typically this
         is when the data is on-line and available for access."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RELEASE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MINIMUM_LENGTH = 4
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
         The RELEASE_ID element identifies the unique identifier
         associated with a specific release of a data set. All initial
         releases should use a RELEASE_ID value of '0001'. Subsequent
         releases should use a value that represents the next increment
         over the previous RELEASE_ID (e.g., the second release should use
         a RELEASE_ID of '0002').
      
         Releases are done when an existing data set or portion of a data
         set becomes available for distribution.
      
         Note:  The DATA_SET_ID and RELEASE_ID are used as a combined
                key to ensure all releases are unique."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RELEASE_MEDIUM
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
         The release_medium element provides a textual description for the
         medium used in the distribution of a released data set or portion
         of a data set. Examples include: CD-ROM, DVD, etc."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RELEASE_PARAMETER_TEXT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 255
  DESCRIPTION = "
         The release_parameters_text element provides a list of parameters
         that identify the data being released. These parameters are
         formulated so that they can be appended to a data set browser
         query. The parameters are specific to individual data sets and their
         associated data set browsers."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REMOTE_NODE_PRIVILEGES_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The remote_node_priviledges_id element identifies the
     systems at a remote node (or nodes) which a user is
     priviledged to access."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REPETITIONS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The repetitions data element within a data object such as
     a container, indicates the number of times that data object
     recurs.  See also:  items.
     Note:  In the PDS, the data element ITEMS is used for
     multiple occruuences of a single object, such as a column.
     REPETITIONS is used for multiple occurrences of a repeating
     group of objects, such as a container.  For fuller
     explanation of the use of these data elements, please refer
     to the PDS Standards Reference."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REQUEST_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The request_desc element describes a user's request for
     support."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REQUEST_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The request_time element provides the date (and time, where
     appropriate) at which a user's request was received by the
     Customer Support function."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REQUIRED_ELEMENT_SET
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The required_element_set element identifies the data
     elements that are mandatory members of a defined object.
     Note:  In the PDS, the data elements listed in this set
     must be approved for inclusion in the data dictionary."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REQUIRED_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The required_flag data element indicates whether a data
     element or object is needed for inclusion in a system or
     process.
     Note:  In the PDS, required_flag is used in data dictionary
     tables to indicate whether a data element or object is a
     required or optional component of a data object."
  STANDARD_VALUE_SET = {
     "N",
     "Y"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REQUIRED_MEMORY_BYTES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The required_memory_bytes element indicates the amount of
     memory, in bytes, required to run the subject software."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REQUIRED_OBJECT_SET
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The required_object_set element identifies the ODL objects
     that are mandatory  members of a defined object."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REQUIRED_STORAGE_BYTES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The required_storage_bytes element provides the number of bytes
     required to store an uncompressed file. This value may be an
     approximation and is used to ensure enough disk space is available for
     the resultant file.
     Note: For Zip file labels, this keyword provides the total size of
     all the data files in the Zip file after being uncompressed.  For
     the software inventory template, this is often the size of
     the uncompressed distribution tar file."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RESEARCH_TOPIC_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The research_topic_desc element describes the topic of
     scientific research identified by the research_topic_name
     element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RESEARCH_TOPIC_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The research_topic_name element provides the name of a topic
     of scientific research."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RESOLUTION_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The resolution_desc element describes the resolution of and
     the approach used to resolve a user's request for support."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RESOLUTION_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The resolution_time element provides the date (and time,
     where appropriate) as of which a user's request is resolved."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RESOURCE_CLASS
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  DESCRIPTION = "
     The RESOURCE_CLASS element indicates the type of resource associated
     with the dataset. For the primary browser, the value should always be
     set to: application.dataSetBrowserP"
  STANDARD_VALUE_SET = {
     "APPLICATION.CATALOG",
     "APPLICATION.DATASETBROWSER",
     "APPLICATION.DATASETBROWSERC",
     "APPLICATION.DATASETBROWSERP",
     "APPLICATION.DATASETBROWSERX",
     "APPLICATION.INTERFACE",
     "APPLICATION.TARGETBROWSER",
     "APPLICATION.WEBSITE",
     "DATA.VOLUME",
     "DATA.VOLUMEFUTURE",
     "DATA.VOLUMEOFFLINE",
     "DATA.VOLUMEREMOTE",
     "DATA.VOLUMESUPERCEDED"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RESOURCE_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The resource_id element provides an unique indentifier for
     the resource."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RESOURCE_KEYVALUE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The resource_keyvalue element identifies targets, missions, instrument
     hosts, and instrument names associated with the data set."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RESOURCE_LINK
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  DESCRIPTION = "
     The RESOURCE_LINK element provides the url of a data set browser that
     allows searching for particular data products or other ancillary files."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RESOURCE_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  DESCRIPTION = "
     The Resource_Name element provides the descriptive name of a resource
     url as it should appear in the Data Set Search results page."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RESOURCE_SIZE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MB
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The resource_size element provides the size in megabytes
     of the data set."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RESOURCE_STATUS
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  DESCRIPTION = "
     The RESOURCE_STATUS element indicates the operational status of the
     resource associated with the dataset. In most cases the value would
     be UP to indicate an operational data set browser, etc."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RESOURCE_TYPE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The resource_type element provides the type of the data set."
  STANDARD_VALUE_SET = {
     "DATASET",
     "VOLUME"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RETICLE_POINT_DECLINATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     The reticle_point_declination element refers to the declination of the
     principle points of the camera.
     Note:  For the Clementine cameras the principle points are defined as the
     upper left pixel of the camera (line 1,sample 1), the upper right pixel
     (line 1, last sample), lower left (last line, sample 1), and lower right
     (last line, last sample)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RETICLE_POINT_LATITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     The reticle_point_latitude element provides the latitude of the surface
     intercept points of the principle points of the camera.
     Note:  For the Clementine cameras the principle points are defined as the
     upper left pixel of the camera (line 1,sample 1), the upper right pixel
     (line 1, last sample), lower left (last line, sample 1), and lower right
     (last line, last sample)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RETICLE_POINT_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The reticle_point_longitude element provides the longitude of the surface
     intercept points of the principle points of the camera.
     Note:  For the Clementine cameras the principle points are defined as the
     upper left pixel of the camera (line 1,sample 1), the upper right pixel
     (line 1, last sample), lower left (last line, sample 1), and lower right
     (last line, last sample)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RETICLE_POINT_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The reticle_point_number element provides the number of an
     image reticle point, as follows:  1  upper left, 3 - upper
     right, 5 - middle, 7 - lower left, 9 - lower right."
  STANDARD_VALUE_SET = {
     "1",
     "3",
     "7",
     "9"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RETICLE_POINT_RA
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The reticle_point_ra element refers to the right ascension of the
     principle points of the camera.
     Note:  For the Clementine cameras the principle points are defined as the
     upper left pixel of the camera (line 1,sample 1), the upper right pixel
     (line 1, last sample), lower left (last line, sample 1), and lower right
     (last line, last sample)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REVOLUTION_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The revolution_number element identifies the number of the
     observational pass of a spacecraft around a target body.
     Note:  The Clementine Mission used this element in place of
     orbit_number because orbit number changes half way through
     the observational pass over the Moon and would not be an
     ideal parameter when interrogating the data set.  The
     revolution number equals orbit number at the start of the
     observational pass."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = REVOLUTION_PERIOD
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = D
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The revolution_period element provides the time period of
     revolution of a solar system object about its spin axis."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RICE_OPTION_VALUE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 2
  MAXIMUM = 4096
  DESCRIPTION = "
     The rice_option_value element is a RICE compressor specific variable
     providing the number of options used by compression.
     Note:  Information about RICE compression is available in JPL Document
     91-D, November 15, 1991, 'Some Practical Universal Noiseless Coding
     Techniques, Part III.'"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RICE_START_OPTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 4095
  DESCRIPTION = "
     The rice_start_option element is a RICE compressor specific variable
     that identifies the start option.
     Note: Information about RICE compression is available in JPL Document
     91-D, November 15, 1991, 'Some Practical Universal Noiseless Coding
     Techniques, Part III.'"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RIGHT_ASCENSION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The RIGHT_ASCENSION element provides the value of right ascension,
     which is defined as the arc of the celestial equator between the
     vernal equinox and the point where the hour circle through the point
     in question intersects the celestial equator (reckoned eastward).
     Right ascension is used in conjunction with the DECLINATION keyword
     to specify a point on the sky.
      
     To accurately specify a point on the sky, the following additional
     keywords are needed:
      
        COORDINATE_SYSTEM_ID -- Specifies the reference system as B1950 or
        J2000.
      
        EQUINOX_EPOCH - Specifies the epoch of equinox in decimal years.
      
     For a complete discussion of right ascension, declination, epoch, and
     reference systems, see [SEIDELMANN1992]:
      
        Seidelmann, P.K., Ed., 'Explanatory Supplement to the Astronomical
        Almanac', University Science Books, Sausalito, California, 1992.
      
     To relate the specified values of right ascension and declination to
     an image, the following keyword is needed:
      
        RA_DEC_REF_PIXEL - A two-valued keyword to specify the reference
        pixel to which the RA and dec apply.
      
     An additional useful keyword for specifying the relation of
     declination and right_ascension to an image is:
      
        PIXEL_ANGULAR_SCALE - the angular scale of the image in arcseconds
        per pixel."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RING_ASCENDING_NODE_LONGITUDE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = "N/A"
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The ring ascending node longitude element defines the inertial
     longitude where an inclined ring intersects the central planet's
     invariable plane.  This longitude is measured from the planet's prime
     meridian in the direction of orbital motion.  In planetary ring
     systems, the prime meridian is the ascending node of the planet's
     invariable plane on the Earth's mean equator of J2000.  The ascending
     node is the one where ring particles cross from below to above the
     invariable plane, assuming that the 'above' side is defined by the
     pole about which the planet exhibits right-handed rotation.  Because
     a node longitude changes with time, this value should always be
     specified for a particular moment in time, which can correspond to the
     time of an observation or can be specified with the REFERENCE_TIME
     element.  See also NODAL_REGRESSION_RATE.
      
     Note: The invariable plane of a planet is equivalent to its equatorial
     plane for every ringed planet except Neptune.
      
     Note: The 'above' side of the invariable plane is the IAU-defined
     northern hemisphere for Jupiter, Saturn and Neptune, but the
     IAU-defined southern hemisphere for Uranus."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RING_ECCENTRICITY
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = "N/A"
  MINIMUM = 0
  MAXIMUM = 1
  DESCRIPTION = "
       The ring eccentricity element defines the non-circularity of a
       ring. It is equal to
       (apocenter_radius - pericenter_radius) / (2*mean_radius)"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RING_EVENT_START_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
      The ring_event_start_time element indicates the starting
     instant of a data product as measured at the ring plane.
     This element differs from the observation start time
     because it allows for light travel time."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RING_EVENT_STOP_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
      The ring_event_stop_time element indicates the stopping
     instant of a data product as measured at the ring plane.
     This element differs from the observation stop time because
     it allows for light travel time."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RING_EVENT_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
      The ring_event_time element indicates the instant at which
     a data product has been acquired as measured at the ring
     plane.  This element differs from the observation instant
     because it allows for light travel time."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RING_INCLINATION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = "N/A"
  MINIMUM = 0
  MAXIMUM = 90
  DESCRIPTION = "
     The ring inclination element provides the value of the angle between
     the orbital plane of a ring and the equatorial plane of the central
     planet."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RING_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
      The ring_longitude element specifies the inertial
     longitude of a ring feature relative to the prime meridian.
      In planetary ring systems, the prime meridian is the
     ascending node of the planet's invariable plane on the
     Earth's mean equator of J2000.  Longitudes are measured in
     the direction of orbital motion along the planet's
     invariable plane to the ring's ascending node, and thence
     along the ring plane.
     Note: The invariable plane of a
     planet is equivalent to its equatorial plane for every
     ringed planet except Neptune."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RING_OBSERVATION_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
      The ring observation id uniquely identifies a single experiment or
     observation (image, occultation profile, spectrum, etc.) within a
     rings-related data set.  This is the common id by which data are
     identified within the Rings Node catalog.  It describes the smallest
     quantity of data that can be usefully cataloged or analyzed by itself.
     Note that a single observation may be associated with multiple data
     products (e.g. raw and calibrated versions of an image).  Note also
     that a single data product may be associated with multiple observations
     (e.g. a single WFPC2 image file containing four different images).  A
     ring observation id is constructed as follows:
     p/type/host/inst/time/... where p is a single-letter planet id (one of
     J, S, U, or N); type is IMG for images, OCC for occultation profile,
     etc.; host is the instrument host id, inst is the instrument id; time
     is the observation time as a date or instrument clock count; further
     information identifying the observation can then be appended as
     appropriate.
     Examples are: J/IMG/VG2/ISS/20693.01/N
                   J/IMG/VG2/ISS/20693.02/W
                   S/IMG/HST/WFPC2/1995-08-10/U2TF020B/PC1
                   U/OCC/VG2/RSS/1986-01-24/S
                   U/OCC/VG2/RSS/1986-01-24/X
                   N/OCC/VG2/PPS/1989-08-25/SIGMA_SGR"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RING_OCCULTATION_DIRECTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
      The ring_occultation_direction element indicates the
     radial direction of a ring occultation track."
  STANDARD_VALUE_SET = {
     "BOTH",
     "EGRESS",
     "INGRESS",
     "MULTIPLE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RING_PERICENTER_LONGITUDE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = "N/A"
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
          The ring pericenter longitude element defines the inertial
          longitude where an eccentric ring is at pericenter, i.e. has its
          minimum radius. This longitude is measured from the planet's prime
          meridian in the direction of orbital motion. In planetary ring
          systems, the prime meridian is the ascending node of the planet's
          invariable plane on the Earth's mean equator of J2000. Because the
          pericenter longitude changes with time, this value should always
          be specified for a particular moment in time, which can correspond
          to the time of an observation or can be specified with the
          REFERENCE_TIME element. See also PERICENTER_PRECESSION_RATE.
          Note: The invariable plane of a planet is equivalent to its
          equatorial plane for every ringed planet except Neptune."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RING_RADIAL_MODE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = "N/A"
  DESCRIPTION = "
           The ring radial mode element defines a modulation to a ring's
           shape that is not described by a simple eccentricity. This
           element defines the number of radial cycles found in 360 degrees
           of ring longitude. For example, a value of 2 defines a
           planet-centered ellipse. Negative values refer to modes that
           rotate in a retrograde direction. A value of zero defines a
           'breathing' mode, in which ring expands and contracts while
           remaining circular."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RING_RADIAL_MODE_AMPLITUDE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = "N/A"
  MINIMUM = 0
  DESCRIPTION = "
        The ring radial mode amplitude element defines the amplitude of a
        radial mode present within a ring. See also RING_RADIAL_MODE."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RING_RADIAL_MODE_FREQUENCY
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'DEG/DAY'
  STANDARD_VALUE_TYPE = "N/A"
  DESCRIPTION = "
        The ring radial mode frequency element defines the rate at which
        a radial mode propagates around a ring. Negative values refer to
        modes that propagate in a retrograde direction. See also
        RING_RADIAL_MODE."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RING_RADIAL_MODE_PHASE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'DEG/DAY'
  STANDARD_VALUE_TYPE = "N/A"
  DESCRIPTION = "
        The ring radial mode frequency element defines the rate at which
        a radial mode propagates around a ring. Negative values refer to
        modes that propagate in a retrograde direction. See also
        RING_RADIAL_MODE."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RING_RADIUS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  DESCRIPTION = "
      The ring_radius element indicates a radial location within
     a planetary ring system.  Radii are measured from the
     center of the planet along the nominal ring plane."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RING_SEMIMAJOR_AXIS
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = "N/A"
  MINIMUM = 0
  DESCRIPTION = "
       The ring semimajor axis element defines the mean radius of an
       eccentric ring, i.e. the average of the pericenter and
       apocenter distances."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = RING_SYSTEM_SUMMARY
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The ring_system_summary element provides a brief and
     general description of the rings or ring_like features
     associated with a particular solar system body."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ROLE_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The role_desc element describes the role of an individual
     during his or her association with a particular institution.
     Note:  The term 'role' is a more specific
     characterization of the individual's activities than is
     'specialty' (see the specialty_name element)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ROTATION_DIRECTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The rotation_direction element provides the direction
     of rotation as viewed from the north pole of the 'invariable
     plane of the solar system', which is the plane passing
     through the center of mass of the solar system and
     perpendicular to the angular momentum vector of the solar
     system.  The value for this element is PROGRADE for counter
     -clockwise rotation, RETROGRADE for clockwise rotation and
     SYNCHRONOUS for satellites which are tidally locked with
     the primary.  Sidereal_rotation_period and rotation_directio
     n_type are unknown for a number of satellites, and are not
     applicable (N/A) for satellites which are tumbling."
  STANDARD_VALUE_SET = {
     "N/A",
     "NULL",
     "PROGRADE",
     "RETROGRADE",
     "SYNCHRONOUS",
     "UNK",
     "UNKNOWN"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ROTATION_NOLOAD_CURRENT
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MA
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The ROTATION_NOLOAD_CURRENT element specifies the
     no load current for the rotation motor of an instrument.
      
     Note: For MER, it is used for the MER RAT during all
     operations of the instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ROTATION_TORQUE_PARAMETER
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = V
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The ROTATION_TORQUE_PARAMETER element provides the open-loop
     voltage supplied to an instrument rotation motor.
      
     Note: For MER, this is the grinding wheel rotation motor during
     initialization/diagnostics, seek and scan, grinding, and brushing
     operations."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ROTATION_VOLTAGE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = V
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The ROTATION_VOLTAGE element
          specifies the open-loop voltage supplied to the instrument
          rotation motor."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ROTATION_VOLTAGE_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The ROTATION_VOLTAGE_NAME element provides the formal name
     of the ROTATION_VOLTAGE element values within an array."
  STANDARD_VALUE_SET = {
     "SCAN",
     "SEEK"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ROTATIONAL_ELEMENT_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The rotational_element_desc element describes the
     standard used for the definition of a planet's pole
     orientation and prime meridian.  The description defines
     the right ascension and the declination values used to
     define the planet pole, and the spin angle value of the
     planet referenced to a standard time (typically EME1950 or
     J2000 time is used).  Periodically, the right ascension,
     declination, and spin values of the planets are updated by
     the IAU/IAG/COOSPAR Working Group On Cartographic
     Coordinates and Rotational Elements because an unambiguous
     definition of a planet's coordinate system requires these
     values."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ROVER_HEADING
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM_LENGTH = NULL
  DESCRIPTION = "
     The ROVER_HEADING element provides a clockwise angular measure of the
     pointing direction of a rover from a specified direction in raw counts.
      
     Note: For Mars Pathfinder, this value was measured from Lander north in
     BAMS (Binary Angle Measurements, where 2**16 BAMS equals one 360 degree
     revolution)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ROVER_MOTION_COUNTER
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The ROVER_MOTION_COUNTER element provides a set of integers which describe
     a (potentially) unique location (position/orientation) for a rover. Each
     time an event occurs that moves, or could potentially move, the rover, a
     new motion counter value is created. This includes intentional motion due
     to drive commands, as well as potential motion due to other articulating
     devices, such as arms or antennae. This motion counter (or part of it) is
     used as a reference to define instances coordinate systems which can move
     such as SITE or ROVER frames. The motion counter is defined in a mission-
     specific manner. Although the original intent was to have incrementing
     indices (e.g., MER), the motion counter could also contain any integer
     values which conform to the above definition, such as time or spacecraft
     clock values.
      
     Note: For MER, the motion counter consists of five values. In order, they
     are Site, Drive, IDD, PMA, and HGA. The Site value increments whenever a
     new major Site frame is declared. The Drive value increments any time
     intentional driving is done. Each of those resets all later indices to 0
     when they increment. The IDD, PMA, and HGA increment whenever the
     corresponding articulation device moves. It is TBD whether IDD, PMA, and
     HGA are independent of each other, or reset the others to 0 in a
     hierarchical manner when they are incremented. Conceptually, a sixth value
     could be added by ground processing to indicate unintentional slippage
     (e.g., the wind blew the rover off a rock). This sixth value will never
     occur in telemetry but might occur in certain RDR's. (Implementation of
     this is TBD)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ROVER_MOTION_COUNTER_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The ROVER_MOTION_COUNTER_NAME element is an
     array of values that provides the formal names
     identifiying each integer in ROVER_MOTION_COUNTER."
  STANDARD_VALUE_SET = {
     "DRIVE",
     "HGA",
     "IDD",
     "PMA",
     "SITE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ROW_BYTES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The row_bytes element represents the maximum number of bytes in each
     data object row.
      
     Notes:
      
       (1) In the PDS, in object definitions for tables, the value of
           row_bytes includes terminators, separators, and delimiters unless
           row padding is used.  For padding at the beginning of a row, the
           keyword row_prefix_bytes may be used. For padding at the end of
           a row, row_suffix_bytes may be used.
      
       (2) In object definitions for spreadsheets, the value of row_bytes
           is the maximum number of bytes possible in the row if each field
           uses its maximum allocation of bytes and including all delimiters.
      
       (3) See the Standards Reference, TABLE and SPREADSHEET objects for
           more information."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ROW_PREFIX_BYTES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The row_prefix_bytes element indicates the number of bytes
     prior to the start of the data content of each row of a
     table. The value must represent an integral number of
     bytes."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ROW_PREFIX_STRUCTURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 120
  DESCRIPTION = "
     The row_prefix_structure element indicates a pointer to a
     file that defines the structure of the row prefix bytes.
     See also:  file_name
     Note:  In the PDS this data element is obsolete.  It is
     kept in the data dictionary for historical purposes to allow
     data validation tools to function.  According to current
     standards, the structures of prefix and suffix data are
     illustrated through the use of the table object."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ROW_SUFFIX_BYTES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The row_suffix_bytes element indicates the number of bytes
     following the data at the end of each row. The value must
     be an integral number of bytes."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ROW_SUFFIX_STRUCTURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 120
  DESCRIPTION = "
     The row_suffix_structure element indicates a pointer to a
     file that defines the structure of the ROW_SUFFIX_BYTES.
     See also: file_name
     Note:  In the PDS this data element is obsolete.  It is kept
     in the data dictionary for historical purposes to allow
     data validation tools to function.  According to current
     standards, the structures of prefix and suffix data are
     illustrated through the use of the table object."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ROWS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The rows element represents the number of rows in a data
     object.
     Note:  In PDS, the term 'rows' is synonymous with
     'records'.  In PDS attached labels, the number of rows is
     equivalent to the number of file_records minus the number
     of label_records, as indicated in the file_object
     definition."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SAMPLE_BIT_MASK
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = NONDECIMAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  DESCRIPTION = "
     The sample_bit_mask element identifies the active bits in a
     sample.
     Note:  In the PDS, the domain of sample_bit_mask is
     dependent upon the currently-described value in the
     sample_bits element and only applies to integer values.
     For an 8-bit sample where all bits are active the
     sample_bit_mask would be 2#11111111#."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SAMPLE_BIT_METHOD
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The SAMPLE_BIT_METHOD element identifies the method in which
     bit scaling is perfomed. MER, the bit scaling is a 12-bit to
     8-bit scaling and can be performed hardware, software or both."
  STANDARD_VALUE_SET = {
     "HARDWARE",
     "HARDWARE_INVERTED",
     "NONE",
     "SOFTWARE",
     "SOFTWARE_INVERTED"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SAMPLE_BIT_MODE_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The SAMPLE_BIT_MODE_ID element identifies
     the type of pixel scaling performed.
      
     Note: For MER, pixel scaling is accomplished
     by using onboard lookup tables or by shifting
     a specified bit into the most significant bit."
  STANDARD_VALUE_SET = {
     "AUTOSHIFT",
     "LUT1",
     "LUT2",
     "LUT3",
     "LUT4",
     "LUT5",
     "MSB_BIT10",
     "MSB_BIT11",
     "MSB_BIT7",
     "MSB_BIT8",
     "MSB_BIT9",
     "NONE",
     "UNDEF"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SAMPLE_BITS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM = 1
  MAXIMUM = 64
  DESCRIPTION = "
     The sample_bits element indicates the stored number of
     bits, or units of binary information, contained in a
     line_sample value."
  STANDARD_VALUE_SET = {
     "1",
     "16",
     "2",
     "32",
     "4",
     "64",
     "8"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SAMPLE_CAMERA_MODEL_OFFSET
  STATUS_TYPE = PROPOSED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = PIXEL
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The SAMPLE_CAMERA_MODEL_OFFSET element provides the location of
     the image origin with respect to the camera model's origin. For
     CAHV/CAHVOR models, this origin is not the center of the camera,
     but is the upper-left corner of the 'standard' size image, which
     is encoded in the CAHV vectors."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SAMPLE_DISPLAY_DIRECTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 6
  DESCRIPTION = "
      
     The SAMPLE_DISPLAY_DIRECTION element is the preferred orientation of
     samples within a line for viewing on a display device. The default is
     right, meaning samples are viewed from left to right on the
     display. Note that if this keyword is present in a label, the
     LINE_DISPLAY_DIRECTION keyword must also be present and must contain a
     value orthogonal to the value selected for this keyword.  Note: The
     image rotation elements such as TWIST_ANGLE,
     CELESTIAL_NORTH_CLOCK_ANGLE, and BODY_POLE_CLOCK_ANGLE are all defined
     under the assumption that the image is displayed in its preferred
     orientation."
  STANDARD_VALUE_SET = {
     "DOWN",
     "LEFT",
     "RIGHT",
     "UP"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SAMPLE_FIRST_PIXEL
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The sample_first_pixel element provides the sample index
     for the first pixel that was physically recorded at the
     beginning of the image array.
     Note:  In the PDS, for a fuller explanation on
     the use of this data element in the Image Map Projection
     Object, please refer to the PDS Standards Reference."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SAMPLE_LAST_PIXEL
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The sample_last_pixel element provides the sample index for
     the last pixel that was physically recorded at the end of
     the image array.
     Note:  In the PDS, for a fuller explanation on the
     use of this data element in the Image Map Projection
     Object, please refer to the PDS Standards Reference."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SAMPLE_PROJECTION_OFFSET
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = PIXEL
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The sample_projection_offset element provides the sample
     offset value of the map projection origin position from
     line and sample 1,1 (line and sample 1,1 is considered the
     upper left corner of the digital array).
     Note: that the positive direction is to the right and down."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SAMPLE_RESOLUTION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The SAMPLE_RESOLUTION element provides the
     horizontal size of the pixel at the center
     of an image as projected onto the surface
     of the target."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SAMPLE_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The sample_type element indicates the data storage
     representation of sample value."
  STANDARD_VALUE_SET = {
     "IEEE_REAL",
     "LSB_INTEGER",
     "LSB_UNSIGNED_INTEGER",
     "MSB_INTEGER",
     "MSB_UNSIGNED_INTEGER",
     "PC_REAL",
     "UNSIGNED_INTEGER",
     "VAX_REAL"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SAMPLING_COUNT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The SAMPLING_COUNT element provides the number of data
     samples taken by an instrument or detector."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SAMPLING_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The sampling_desc element describes how instrument
     parameters are sampled within an instrument or a section of
     an instrument.  Generally, this includes information on the
     timing of samples and how they are taken as a function of
     energy, frequency, wavelength, position, etc."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SAMPLING_FACTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The sampling_factor element provides the value N, where
     every Nth data point was kept from the original data set by
     selection, averaging, or taking the median.
     Note:  When applied to an image object, the single value
     represented in sampling_factor applies to both the lines
     and the samples.  When applied to a table object, the value
     applies only to the rows."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SAMPLING_MODE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The sampling_mode_id element identifies the resolution mode of a wavelength
     or frequency channel. Note: For Cassini, this is a two-valued array
     describing the resolution mode of the infrared and visible channels."
  STANDARD_VALUE_SET = {
     "HI-RES",
     "HYPERSPEC",
     "MULTISPEC",
     "N/A",
     "NORMAL",
     "UNDER"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SAMPLING_PARAMETER_INTERVAL
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The sampling_parameter_interval element identifies the
     spacing of points at which data are sampled and at which a
     value for an instrument or dataset parameter is available.
     This sampling interval can be either the original (raw)
     sampling or the result of some resampling process.
     For example, in 48-second magnetometer data the sampling
     interval is 48.
     The sampling parameter (time, in the example) is identified
     by the sampling_parameter_name element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SAMPLING_PARAMETER_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The sampling_parameter_name element provides the name of
     the parameter which determines the sampling interval of a
     particular instrument or dataset parameter.
     For example, magnetic field intensity is sampled in time
     increments, and a spectrum is sampled in wavelength or
     frequency."
  STANDARD_VALUE_SET = {
     "ALONG TRACK DISTANCE",
     "ATOMIC NUMBER",
     "DELAY-DOPPLER",
     "DISTANCE",
     "ENERGY PER NUCLEON",
     "FREQUENCY",
     "FREQUENCY OFFSET",
     "N/A",
     "PIXEL",
     "TIME",
     "UNK",
     "VOLTAGE",
     "WAVE NUMBER",
     "WAVELENGTH"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SAMPLING_PARAMETER_RESOLUTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The sampling_parameter_resolution element identifies the
     resolution along the sampling parameter axis.
     For example, spectral data may be sampled every 0.0005 cm
     in wavelength, but the smallest resolvable width of a
     feature could be 0.001 cm.  In this example, the sampling
     parameter resolution would be 0.001.
     Note:  The unit element identified the unit of measure
     of the sampling parameter resolution."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SAMPLING_PARAMETER_UNIT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The sampling_parameter_unit element specifies the unit of
     measure of associated data sampling parameters."
  STANDARD_VALUE_SET = {
     "AMPLITUDE",
     "AREA",
     "ATOMIC NUMBER",
     "CENTIMETER",
     "DEGREE",
     "DEGREE (AREOCENTRIC SOLAR LONGITUDE)",
     "HERTZ",
     "HOUR",
     "INTENSITY",
     "KILOMETER",
     "MARS SOLAR DAY",
     "MARS SOLAR DAY / 25",
     "METER",
     "MEV PER NUCLEON",
     "MICROMETER",
     "MICROSECOND",
     "MINUTE",
     "N/A",
     "NANOMETER",
     "PHASE",
     "SECOND",
     "SECONDS",
     "TICKS",
     "UNK",
     "VOLTS"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SAR_AVERAGE_BACKSCATTER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DB
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The sar_average_backscatter element provides the values of
     a pair of running averages of SAR image pixel values,
     sar_average_backscatter[0] taken from pixels lying westward
     of the antenna boresight, and sar_average_backscatter[1]
     taken from pixels lying to the east of it."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SAR_FOOTPRINT_SIZE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The sar_footprint_size element provides the value of the
     approximate diameter of the surface footprint represented
     by the SAR backscatter values which are provided by the
     sar_average_backscatter element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SATELLITE_TIME_FROM_CLST_APR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The SATELLITE_TIME_FROM_CLST_APR element provides the time
     from closest approach to the nearest satellite.  This
     element can be represented with a negative value, (e.g.
     before the satellite encounter).  This element should not
     be confused with TIME_FROM_CLOSEST_APPROACH which is the
     from closest approach to the central body."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SATURATED_PIXEL_COUNT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The saturated_pixel_count element provides a count of the number
     of pixels in the array that are at or exceed the maximum DN value."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SC_EARTH_POSITION_VECTOR
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The SC_EARTH_POSITION_VECTOR element indicates the x-, y-, z-
     components of the position vector from the spacecraft to the
     earth, expressed in J2000 coordinates, and corrected for light
     time, evaluated at the epoch at which the image was taken."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SC_GEOCENTRIC_DISTANCE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The SC_GEOCENTRIC_DISTANCE element provides
     the distance from the center of the earth to
     the spacecraft.  The default unit is kilometer."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SC_SUN_POSITION_VECTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The sc_sun_position_vector element indicates the x-, y-,
     and z- components of the position vector from observer to
     sun, center expressed in J2000 coordinates, and corrected
     for light time and stellar aberration, evaluated at epoch
     at which image was taken."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SC_SUN_VELOCITY_VECTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'KM/S'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The sc_sun_velocity_vector element indicates the x-, y-,
     and z- components of the velocity vector of sun relative to
     observer, expressed in J2000 coordinates, and corrected for
     light time, evaluated at epoch at which image was taken."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SC_TARGET_POSITION_VECTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The sc_target_position_vector element indicates the x-, y-,
     z- components of the position vector from observer to
     target center expressed in J2000 coordinates, and
     corrected for light time and stellar aberration, evaluated
     at epoch at which image was taken."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SC_TARGET_VELOCITY_VECTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'KM/S'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The sc_target_velocity_vector element indicates the x-, y-,
     z- components of the velocity vector of target relative to
     observer, expressed in J2000 coordinates, and corrected for
     light time, evaluated at epoch at which image was taken."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SCALED_IMAGE_HEIGHT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The scaled_image_height element provides the height on the
     target surface of the projection of an image onto the
     surface.
     This is the distance on the surface between intercept
     points 2 (upper middle) and 8 (lower middle)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SCALED_IMAGE_WIDTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The scaled_image_width element provides the width on the
     target surface of the projection of an image onto the
     surface.
     This is the distance on the surface between intercept
     points 4 (middle left) and 6 (middle right)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SCALED_NOISE_LEVEL
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  DESCRIPTION = "
      The scaled_noise_level element provides an indicator of
     the dynamic range within a ring occultation data set.  It
     specifies the ratio of the RMS noise level in the data to
     the amplitude difference between an unobstructed signal
     (corresponding to opacity = 0) and a completely obstructed
     signal (corresponding to infinite opacity):
     (RMS noise)/(unobstructed signal - fully obstructed signal).
     The value is computed assuming the data has been
     re-processed to the radial resolution specified by the
     reference_radial_resolution element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SCALED_PIXEL_HEIGHT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The scaled_pixel_height element provides the scaled height
     of a pixel at a given reticle point within an image.
     Scaled pixel height is defined as the height on the surface
     of the target of the projection of a pixel onto the surface."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SCALED_PIXEL_WIDTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The scaled_pixel_width element provides the scaled width
     of a pixel at a given reticle point within an image.
     Scaled pixel width is defined as the width on the surface
     of the target of the projection of a pixel onto the surface."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SCALING_FACTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The scaling factor element provides the constant value by
     which the stored value is multiplied. See also: offset.
     Note:  Expressed as an equation: true value = offset value
     + (scaling factor x stored value).
     In PDS Magellan altimetry and radiometry labels, the
     scaling_factor data element is defined as the value of
     the conversion factor for the best_non_range_sharp_model_tpt
     and the non_range_sharp_echo_prof element that multiplies
     the integer array elements of the
     best_non_range_sharp_model_tpt and the
     non_range_sharp_echo_prof to yield their physical values,
     expressed as equivalent radar cross-sections in units of
     km**2."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SCAN_MIRROR_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The scan_mirror_angle element indicates the angle
     of rotation of a scan mirror that has one degree
     of freedom at the time an observation was made."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SCAN_MIRROR_RATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'DEG/S'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The scan_mirror_angle element indicates the angle
     of rotation of a scan mirror that has one degree
     of freedom at the time an observation was made."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SCAN_MIRROR_TEMPERATURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = K
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The scan_mirror_temperature element provides the temperature
     of the scan mirror at the time an observation was made."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SCAN_MODE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 8
  DESCRIPTION = "
     The scan_mode_id element identifies one of several internal rates for
     data acquisition by an instrument."
  STANDARD_VALUE_SET = {
     ".055",
     "4.0",
     "EPF",
     "LONG",
     "SHORT"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SCAN_PARAMETER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM = 0
  DESCRIPTION = "
     The SCAN_PARAMETER element lists
        individual parameters of a scanning instrument. The parameters itself
        are explained in the SCAN_PARAMETER_DESC element that shall always
        accompany this keyword.
      
        An example usage is (substitute quotes instead of apostrophies in the
        example below)):
      
        SCAN_PARAMETER       = (1.2 <DEGREE>,     12.2 <DEGREE>)
        SCAN_PARAMETER_DESC  = ('SCAN_START_ANGLE', 'SCAN_STOP_ANGLE')"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SCAN_PARAMETER_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The SCAN_PARAMETER_DESC element describes the individual scan
     parameters listed in the element SCAN_PARAMETER.  The elements
     SCAN_PARAMETER and SCAN_PARAMTER_DESC shall always be listed
     together in a label."
  STANDARD_VALUE_SET = {
     "SCAN_START_ANGLE",
     "SCAN_STEP_ANGLE",
     "SCAN_STEP_NUMBER",
     "SCAN_STOP_ANGLE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SCAN_RATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'B/S'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     SCAN_RATE is the measured data rate at which an instrument scanned an
     object while acquiring a data frame."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SCET_START_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The scet_start_time element is defined as an alias for
     start_time for Magellan mission operations files in AMMOS."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SCET_STOP_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The scet_stop_time element is defined as an alias for
     stop_time for Magellan mission operations files only."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SCIENTIFIC_OBJECTIVES_SUMMARY
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The scientific_objectives_summary element explains the
     science data_gathering purposes for a particular type of
     observation, for a particular observation sequence or for
     which an instrument was designed."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SCIENTIST_FUNDING_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The scientist_funding_id is the NASA code which supplies
     funding to the scientist."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SCLK_START_VALUE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  DESCRIPTION = "
     The sclk_start_value element is an alias for spacecraft_
     clock_start_count which is used only by AMMOS-Magellan
     mission operations data files."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SCLK_STOP_VALUE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  DESCRIPTION = "
     The sclk_stop_value element is an alias for spacecraft_
     clock_stop_count which is used only in AMMOS-Magellan
     mission operations files."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SECOND_STANDARD_PARALLEL
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     Please refer to the definition for first_standard_parallel
     element to see how second_standard_parallel is defined."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SECTION_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 6
  DESCRIPTION = "
     The section_id element provides a unique identifier for a
     section of an instrument.  An instrument section is a
     logical view of an instrument's operating functions, and is
     distinct from the instrument's physical composition.
     Essentially, instrument sections are a device to describe
     the instrument's functioning in terms of a set of 'black
     boxes', which are themselves described parametrically by the
     data which are produced.  Various operational parts of the
     instrument, such as detectors, filters, and electronics, are
     considered to participate by providing data from a section,
     but have no direct physical relationship with the section,
     since the section is not a physical object.  Instrument
     modes consist of sets of sections, and the physical
     implementation of a mode is the union of those physical
     units which are processing data for each section
     participating in the mode."
  STANDARD_VALUE_SET = {
     "ALT",
     "ARCB",
     "ASAR",
     "ASAS",
     "AVIR",
     "AWND",
     "CH1",
     "CH2",
     "CRS",
     "DAED",
     "GPSM",
     "GSSR",
     "HFM",
     "HSTK",
     "HSTP",
     "IMG",
     "IRTM",
     "ISSN",
     "ISSW",
     "LECP",
     "LFM",
     "MAWD",
     "MET",
     "PARB",
     "PFES",
     "PLS",
     "PRA",
     "RAD",
     "REAG",
     "RMTR",
     "RSS",
     "SA",
     "SAR",
     "SHYG",
     "SIRS",
     "THRM",
     "TIMS",
     "VISA",
     "VISB",
     "WFRM",
     "WTHS"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SEF_CREATION_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     This element is unique to the AMMOS-MGN KEY_TIMES data file.
     It defines the time of creation of the source sequence file."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SELECTION_QUERY_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The selection_query_desc element provides a query
     statement, in Standard Query Language (SQL) or another
     query language, which constrains the set of items
     requested in an order."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SENSITIVITY_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The sensitivity_desc element provides a textual
     description of the minimum response threshold of a
     detector."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SENSOR_HEAD_ELEC_TEMPERATURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEGC
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -999
  DESCRIPTION = "
     The sensor_head_elec_temperature element provides the temperature, in
     degrees celsius (unless otherwise specified), of the sensor head
     electronics."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SEQ_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The seq_id element provides an identification of the
     spacecraft sequence associated with the given product."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SEQUENCE_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The SEQUENCE_ID element provides an identification of the spacecraft
     sequence associated with the given product. This element may replace
     the older SEQ_ID element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SEQUENCE_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The SEQUENCE_NAME element provides the title assigned to a particular
     observation sequence during planning or data processing.  This element
     replaces the older SEQUENCE_TITLE, which should no longer be used."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SEQUENCE_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The sequence_number element indicates a number designating
     the place occupied by an item in an ordered sequence."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SEQUENCE_SAMPLES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The sequence_samples element specifies the number of
     samples in a given observation sequence."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SEQUENCE_TABLE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The sequence_table_id element provides an unique identifier
     for the sequence table that was used for a set of
     observations.  The sequence table provides the image
     acquistion sequences that specify the camera and filter
     image sequencing.  It indicates the order in which cameras
     are shuttered and the order for which filters are used."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SEQUENCE_TITLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The sequence_title element provides the title assigned to a
     particular observation sequence during planning or data
     processing."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SEQUENCE_VERSION_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The SEQUENCE_VERSION_ID element specifies the version identifier
     for a particular sequence used during planning or data processing."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SFDU_FORMAT_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The sfdu_format_id element provides the 12-character
     Standard Format Data Unit (SFDU) identification for a
     particular set of data."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SFDU_LABEL_AND_LENGTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
      The SFDU_label_and_length element identifies the label and
     length of the Standard Format Data Unit (SFDU)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SHUTTER_CORRECT_THRESH_COUNT
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = MS
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The SHUTTER_CORRECT_THRESH_COUNT element specifies the
     exposure time threshold for conditional shutter subtraction.
      
     Note: For MER, the count is in increments of 5.1 ms."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SHUTTER_CORRECTION_MODE_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The SHUTTER_CORRECTION_MODE_ID element specifies whether shutter
     subtraction was be performed on the image."
  STANDARD_VALUE_SET = {
     "CONDITIONAL",
     "FALSE",
     "TRUE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SHUTTER_EFFECT_CORRECTION_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 4
  MAXIMUM_LENGTH = 5
  DESCRIPTION = "
      The shutter_effect_correction_flag element indicates whether or not a
     shutter effect correction was applied to the image.  The shutter effect
     correction involves the removal from the image of the shutter, or
     fixed-pattern.
     Note:  For MPF, this correction was applied to the image on board the
     spacecraft, before the image was transmitted to Earth."
  STANDARD_VALUE_SET = {
     "FALSE",
     "TRUE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SHUTTER_MODE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The shutter_mode_id element identifies the state of an
     imaging instrument's shutter during image acquisition.
     Note: the instrument shutter mode affects the radiometric
     properties of the camera. Example values: (VOYAGER) NAONLY -
     narrow angle camera shuttered only, WAONLY - wide angle
     camera shuttered only, BOTSIM - both cameras shuttered
     simultaneously, BSIMAN - BOTSIM mode followed by NAONLY,
     BODARK - shutter remained closed for narrow and wide angle
     camera, NADARK - narrow angle read out without shuttering,
     WADARK - wide angle read out without shuttering."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SHUTTER_OFFSET_FILE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The shutter_offset_file_name element identifies the file
     that contains the corrections for discrepancies between
     commanded and actual shutter times.  Because the shutter
     blades travel in a vertical direction, offsets in actual
     exposure are a function of image line number."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SHUTTER_STATE_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 7
  MAXIMUM_LENGTH = 8
  DESCRIPTION = "
     The shutter_state_flag element indicates whether a shutter (usually a
     camera's) is in the enabled or disabled state. Note: For Cassini, this
     refers to the infrared camera shutter."
  STANDARD_VALUE_SET = {
     "DISABLED",
     "ENABLED"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SHUTTER_STATE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MINIMUM_LENGTH = 7
  MAXIMUM_LENGTH = 8
  DESCRIPTION = "
     The shutter_state_id element provides an indication of the state of an
     instrument's (usually a camera's) shutters at the time of a data taking
     exposure. Note: for Cassini this element indicates whether the shutters
     were enabled or disabled during the exposure."
  STANDARD_VALUE_SET = {
     "DISABLED",
     "ENABLED"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SIDEREAL_ROTATION_PERIOD
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = D
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The sidereal_rotation_period element indicates the time required for an
     object to complete one full rotation about its primary axis with respect
     to the stars.  See rotation_direction."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SIGNAL_CHAIN_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The SIGNAL_CHAIN_ID element identifies the signal chain (electronic signal
     path) number selected for charge-coupled device (CCD) output.
      
     Note: For MARS EXPRESS the High-Resolution Stereo Colour Imager (HRSC) is
     composed of 10 channels, each consisting of a charge-coupled device (CCD).
     The data from these sensors are sent to the Data Processing Unit (DPU) via
     4 signal chains. One chain can be used for the Super Resolution Channel
     (SRC), leaving 3 chains available for the other 9 HRSC sensors."
  STANDARD_VALUE_SET = {
     "0",
     "1",
     "2",
     "3"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SIGNAL_QUALITY_INDICATOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DB
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The signal_quality_indicator element provides a measure of
     the signal-to- noise-ratio of the measurement of the
     derived_thresh_detector_index value. It is the ratio
     between the sum of the 10 successive values of
     range_sharp_echo_profile, starting 10 values after the
     element numbered by the derived_thresh_detector_index
     element value, to the 10 successive values of
     range_sharp_echo_profile, starting 20 values before the
     element numbered by the derived_thresh_detector_index
     element value. This ratio is expressed in decibels."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SITE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  DESCRIPTION = "
     Short identifier for each CMD site.  See CMD Subsystem doc."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SITE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  DESCRIPTION = "
     The site_name element is used to describe the spacecraft
     commanding site for AMMOS CMD subsystem.  Values include
     MASTER, MCCC, SEQTRAN, GSOC."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SLANT_DISTANCE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The slant_distance element provides a measure of the distance from an
     observing position (e.g., a spacecraft) to a point on a target body.
     If not specified otherwise, the target point is assumed to be at the
     center of the instrument field of view."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SLIT_POSITION_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The SLIT_POSITION_ANGLE element describes the orientation of the slit
     of a spectrograph as projected on the sky.  This position angle is
     measured on the inside of the celestial sphere from the direction of
     the celestial North Pole in a counter-clockwise direction (eastward)
     toward the long axis of the spectrograph.  This angle is defined such
     that 0 degrees points north and 90 degrees points east.  North Pole is
     defined in J2000 coordinates."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SLIT_STATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 15
  DESCRIPTION = "
     The position of the slit on the Cassini UVIS instrument."
  STANDARD_VALUE_SET = {
     "HIGH RESOLUTION",
     "LOW RESOLUTION",
     "OCCULTATION"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SLITWIDTH
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The slitwidth element specifies the slitwidth of the instrument for a
     given observation.  It can be given in either spatial or angular measure."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SLOPE_FILE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The SLOPE_FILE_NAME element provides the file containing
     corrections for variances in responsivity (shading) across
     the field-of-view of an imaging sensor."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SMEAR_AZIMUTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The smear_azimuth element indicates the direction in which
     an image was smeared.  The values of this angle increment in
     a clockwise direction from a horizontal reference line."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SMEAR_MAGNITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = PIXEL
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 800
  DESCRIPTION = "
     The smear_magnitude element indicates how far an image was
     smeared during an exposure."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SNAPSHOT_MODE_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 2
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The snapshot_mode_flag element indicates whether the instrument (usually a
     camera) was to end data collection after one instance, or after the
     commanded duration. Note: For Cassini, this refers to end of data
     collection after one spectral cube ('ON'), or after the commanded duration
     ('OFF')."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOFTWARE_ACCESSIBILITY_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The software_access_desc element provides a description of
     the software's accessibility related to the software_type element."
  STANDARD_VALUE_SET = {
     "ACCESSIBLE THROUGH PDS CATALOG",
     "N/A",
     "NOT ACCESSIBLE THROUGH PDS CATALOG - CONTACT NODE",
     "NOT ACCESSIBLE THRU THE PDS CATALOG SYSTEM-CONTACT NODE.",
     "UNK"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOFTWARE_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The software_desc element describes the functions performed
     by the data processing software.  If the subject software is
     a program library, this element may provide a list of the
     contents of the library."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOFTWARE_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The software_flag element is a yes-or-no flag which
     indicates whether documented software exists which can be
     used to process a data set."
  STANDARD_VALUE_SET = {
     "N",
     "Y"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOFTWARE_ICON_FILE_SPEC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  DESCRIPTION = "
     The software_icon_file_spec element supplies the name of an image file
     in GIF format that contains the icon that represents a particular tool."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOFTWARE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 16
  DESCRIPTION = "
     The software_id element is a short-hand notation for the software name,
     typically sixteen characters in length or less (e.g., tbtool,lablib3)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOFTWARE_LICENSE_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The software_license_type element indicates the licensing category
     under which this software falls."
  STANDARD_VALUE_SET = {
     "COMMERCIAL",
     "PUBLIC_DOMAIN",
     "SHAREWARE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOFTWARE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The software_name element identifies data processing
     software such as a program or a program library."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOFTWARE_PURPOSE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The software_purpose element describes the intended use of the
     software."
  STANDARD_VALUE_SET = {
     "ANALYSIS",
     "BROWSE",
     "COPY",
     "DATA_MODELING",
     "DEVELOPMENT",
     "DISPLAY",
     "DOCUMENTATION",
     "INVENTORY",
     "MANAGEMENT",
     "MATHEMATICS",
     "MODIFICATION",
     "PROCESSING",
     "PRODUCTION",
     "REFORMATTING",
     "SUBSETTING",
     "THEORY",
     "TRANSFORMATION",
     "VERIFICATION"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOFTWARE_RELEASE_DATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      
     The software_release_date element provides the date as of
     which a program was released for use."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOFTWARE_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The software_type element associates a PDS software type
     with the processing software."
  STANDARD_VALUE_SET = {
     "N/A",
     "UNK"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOFTWARE_VERSION_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The software_version_id element indicates the version
     (development level) of a program or a program library."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOLAR_AZIMUTH
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The SOLAR_AZIMUTH element provides one of two angular measurements
     indicating the direction to the sun as measured from a specific point
     on the surface of a planet (e.g., from a lander or rover). The
     azimuth is measured positively in the clockwise direction (as viewed
     from above) with the meridian passing through the positive spin axis
     of the planet (i.e., the north pole), defining the zero reference."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOLAR_DISTANCE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The solar_distance element provides the distance from the
     center of the sun to the center of a target body."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOLAR_ELEVATION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     The SOLAR_ELEVATION element provides one of two angular measurements
     indicating the direction to the sun as measured from a specific point
     on the surface of a planet (e.g., from a lander or rover). The
     positive direction of the elevation, up or down, is set by the
     POSITIVE_ELEVATION_DIRECTION data element. It is measured from the
     plane which intersects the surface point and is normal to the line
     passing between the surface point and the planet's center of mass."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOLAR_ELONGATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = NONE
  DESCRIPTION = "
      The angle between the line of sight of observation and the
     direction of the Sun.
     Note:  For IRAS:  The line of
     sight of observation is the boresight of the telescope as
     measured by the satellite sun sensor."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOLAR_ELONGATION_SIGMA
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = NONE
  DESCRIPTION = "
      The standard deviation of the solar elongation determined
     from variations in values from the spacecraft sun-sensor."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOLAR_LATITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     The solar_latitude element provides the subsolar latitude
     value.
     Subsolar latitude is defined as the latitude of the point
     on the target body surface that would be intersected by a
     straight line from the center of the sun to the center of
     the target body."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOLAR_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -180
  MAXIMUM = 360
  DESCRIPTION = "
     The solar_longitude element provides the value of the angle
     between the body_Sun line at the time of interest and the
     body_Sun line at the vernal equinox.
     This provides a measure of season on a target body, with
     values of 0 to 90 degrees representing northern spring, 90
     to 180 degrees representing northern summer, 180 to 270
     degrees representing northern autumn and 270 to 360 degrees
     representing northern winter.
     For IRAS:  the geocentric ecliptic longitude (B1950)
     of the Sun at the start of a scan."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOLAR_NORTH_POLE_CLOCK_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The SUN_NORTH_POLE_CLOCK_ANGLE element specifies the direction of the
     north pole of the sun as projected onto the image plane. It is measured
     from the 'upward' direction, clockwise to the direction toward the
     sun's north pole, when the image is displayed as defined by the
     SAMPLE_DISPLAY_DIRECTION and LINE_DISPLAY_DIRECTION elements."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOURCE_DATA_SET_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The source_data_set_id element identifies a set
     of data which was used to produce the subject data set,
     data product or SPICE kernel."
  STANDARD_VALUE_SET = {
     "EDR",
     "FRAMSINK",
     "IFOV_LEVEL_MAWD_DATA",
     "MARINER 9 IMAGES",
     "MARINER_9_IMAGING_SEDR",
     "MASTER_DATA_RECORD_(MDR)",
     "MGN-V-RDRS-2-EDR-ALTIMETER-V1.0",
     "MGN-V-RDRS-2-EDR-SAR-V1.0",
     "MGN-V-RDRS-5-BIDR-COMPRESSED-V1.0",
     "MGN-V-RDRS-5-BIDR-FULL-RES-V1.0",
     "MGN-V-RDRS-5-CDR-ALT/RAD-V1.0",
     "MGN-V-RDRS-5-MIDR-C1-V1.0",
     "MGN-V-RDRS-5-MIDR-C2-V1.0",
     "N/A",
     "NAIF_110",
     "NAIF_111",
     "NAIF_112",
     "NAIF_113",
     "NAIF_116",
     "NAIF_117",
     "NAIF_118",
     "NAIF_119",
     "NAIF_120",
     "NAIF_121",
     "NAIF_18",
     "NAIF_19",
     "NAIF_20",
     "NAIF_21",
     "NAIF_36",
     "NAIF_37",
     "NAIF_38",
     "NAIF_39",
     "NAIF_40",
     "NAIF_41",
     "NAIF_68",
     "NAIF_69",
     "NAIF_70",
     "NAIF_71",
     "NAIF_72",
     "NAIF_73",
     "NAIF_94",
     "NAIF_96",
     "NAIF_97",
     "NSSDC_77-076A-03A",
     "NSSDC_77-076A-03B",
     "NSSDC_77-076A-03C",
     "NSSDC_77-076A-03D",
     "NSSDC_77-084A-03A",
     "NSSDC_77-084A-03B",
     "P30_CARDS",
     "RAW_DATA_RECORD",
     "RAW_DAT_RECORD",
     "SYSTEM DATA RECORD (SDR)",
     "TSDR",
     "UNK",
     "UNPROCESSED_DATA_RECORD",
     "UNPROCESSED_DAT_RECORD",
     "VG1-J-LECP-2-",
     "VG1-J-PWS-2-SA-4.0SEC",
     "VG1-J-PWS-2-SMSF",
     "VG1-PLS",
     "VG1-S-LECP-2-",
     "VG1-S-PWS-2-SA-4.0SEC",
     "VG1-S-PWS-2-SMSF",
     "VG2-J-LECP-2-",
     "VG2-J-PWS-2-SA-4.0SEC",
     "VG2-J-PWS-2-SMSF",
     "VG2-N-PWS-1-SMSF",
     "VG2-N-PWS-2-EDR-SA-4SEC-V1.0",
     "VG2-N-PWS-2-RDR-SA-4SEC-V1.0",
     "VG2-N-PWS-2-SMSF",
     "VG2-PLS",
     "VG2-S-LECP-2-",
     "VG2-S-PWS-2-SA-4.0SEC",
     "VG2-S-PWS-2-SMSF",
     "VG2-U-LECP-2-",
     "VG2-U-PWS-2-SA-4.0SEC",
     "VG2-U-PWS-2-SMSF",
     "VIKING LANDER SUN DIODE IMAGES",
     "VIKING ORBITER VIS SEDR (1982)",
     "VL1/VL2-M-MET-3-P-V1.0",
     "VO1/VO2-M-IRTM-4-V1.0",
     "VO1/VO2-M-VIS-2-EDR-V1.0",
     "VO1/VO2-M-VIS-2-EDR-V2.0"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOURCE_FILE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 120
  DESCRIPTION = "
     The source_file_name element provides the name of a specific
     file that resides within the same data directory and
     contributes data to a given product.  See also:
     source_product_id."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOURCE_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The SOURCE_ID element provides a unique
     identifier for the source of the data.
      
     Note: For MER, the SOURCE_ID element is intended
     to provide a user of the data with a simple means
     for selecting the source of command."
  STANDARD_VALUE_SET = {
     "COMMANDED",
     "EDL COMMANDED",
     "FP COMMANDED",
     "GROUND COMMANDED",
     "NAV COMMANDED"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOURCE_LINE_SAMPLES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The source_line_samples element indicates the total number
     of samples in the image from which a rectangular sub-image
     has been derived.
     Note:  In the PDS, if source_line_samples appears in
     the image object, it should be greater than the value of
     line_samples, to indicate that the image described by lines
     and line_samples is a sub-image of the original (source)
     image."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOURCE_LINES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The source_lines element indicates the total number of
     lines in the image from which a rectangular sub-image has
     been derived.
     Note:  If source_lines appears in the image
     object, it should be greater than the value of lines, to
     indicate that the image described by lines and line_samples
     is a sub-image of the original (source) image."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOURCE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The source_name element supplies the name of the proponent
     of the data element or object. (For example, PDS
     CN/J.S.Hughes)"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOURCE_PRODUCT_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 76
  DESCRIPTION = "
     The source_product_id data element identifies a product used
     as input to create a new product.  The source_product_id may
     be based on a file name.  See also: product_id.
     Note: For Mars Pathfinder, this refers to the filenames of the
     SPICE kernels used to produce the product and its ancillary data."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SOURCE_SAMPLE_BITS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM = 1
  MAXIMUM = 64
  DESCRIPTION = "
     The source_sample_bits element indicates the number of
     bits, or units of binary information, that make up a sample
     value in the source file used to produce a sub-image."
  STANDARD_VALUE_SET = {
     "1",
     "16",
     "2",
     "32",
     "4",
     "64",
     "8"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPACECRAFT_ALTITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The spacecraft_altitude element provides the distance from the
     spacecraft to a reference surface of the target body measured normal to
     that surface."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPACECRAFT_CLOCK_CNT_PARTITION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  DESCRIPTION = "
     The spacecraft_clock_cnt_partition element indicates the clock
     partition active for the SPACECRAFT_CLOCK_START_COUNT and
     SPACECRAFT_CLOCK_STOP_COUNT elements."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPACECRAFT_CLOCK_START_COUNT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The spacecraft_clock_start_count element provides the value of the
     spacecraft clock at the beginning of a time period of interest.
     Note:  In the PDS, sclk_start_counts have been represented
     in the following ways:
     Voyager - Flight Data Subsystem (FDS) clock count
               (floating point 7.2)
     Mariner 9 - Data Automation Subsystem,
     Mariner 10 - FDS - spacecraft_clock
     Mars Pathfinder - spacecraft clock"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPACECRAFT_CLOCK_STOP_COUNT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The spacecraft_clock_stop_count element provides the value
     of the spacecraft clock  at the end of a time period of
     interest."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPACECRAFT_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The spacecraft_desc element describes the
     characteristics of a particular spacecraft.  This
     description addresses the complement of instruments
     carried, the onboard communications and data processing
     equipment, the method of stabilization, the source of power
     and the capabilities or limitations of the spacecraft
     design which are related to data-taking activities.  The
     description may be a synopsis of available mission
     documentation."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPACECRAFT_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 6
  DESCRIPTION = "
     The spacecraft_id element provides a synonym or
     mnemonic for the name of a spacecraft which is uniquely
     associable with the spacecraft name.
     Note:  Within AMMOS only, this element is also an alias for
     dsn_spacecraft_num.  This interpretation is not portable to
     the PDS."
  STANDARD_VALUE_SET = {
     "GO",
     "GP",
     "MGN",
     "MGS",
     "MO",
     "MR10",
     "MR4",
     "MR6",
     "MR7",
     "MR9",
     "MRO",
     "ODY",
     "P10",
     "P11",
     "P12",
     "UL",
     "VG1",
     "VG2",
     "VL1",
     "VL2",
     "VO1",
     "VO2"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPACECRAFT_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
      
     The spacecraft_name element provides the full, unabbreviated
     name of a spacecraft.  See also: spacecraft_id,
     instrument_host_id."
  STANDARD_VALUE_SET = {
     "2001 MARS ODYSSEY",
     "CASSINI ORBITER",
     "CLEMENTINE 1",
     "GALILEO ORBITER",
     "GALILEO PROBE",
     "MAGELLAN",
     "MARINER 10",
     "MARINER 4",
     "MARINER 6",
     "MARINER 7",
     "MARINER 9",
     "MARS EXPLORATION ROVER 1",
     "MARS EXPLORATION ROVER 2",
     "MARS GLOBAL SURVEYOR",
     "MARS OBSERVER",
     "MESSENGER",
     "PIONEER 10",
     "PIONEER 11",
     "PIONEER 12",
     "ULYSSES",
     "VIKING LANDER 1",
     "VIKING LANDER 2",
     "VIKING ORBITER 1",
     "VIKING ORBITER 2",
     "VOYAGER 1",
     "VOYAGER 2"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPACECRAFT_OPERATING_MODE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The spacecraft_operating_mode_id element identifies a
     particular configuration in which the spacecraft takes and
     returns data."
  STANDARD_VALUE_SET = {
     "GS3",
     "GS5"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPACECRAFT_OPERATIONS_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The spacecraft_operation_type element
     provides the type of mode of operation of a spacecraft.
     Example values:  SUN-SYNCHRONOUS, GEOSTATIONARY, LANDER,
     ROVER, FLYBY."
  STANDARD_VALUE_SET = {
     "ATMOSPHERIC_PROBE",
     "FLYBY",
     "LANDER",
     "N/A",
     "ORBITER",
     "ORBITER_OPERATIONS",
     "PROBE",
     "ROVER"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPACECRAFT_ORIENTATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The spacecraft orientation element provides the orientation of a
     spacecraft in orbit or cruise in respect to a given frame, (e.g.
     a non-spinning spacecraft might be flown in +Y or -Y direction in
     respect to the spacecraft mechanical build frame). This element
     shall be used in combination with the keyword spacecraft_orientation_desc
     that describes the convention used to describe the spacecraft orientation.
     The spacecraft orientation shall be given as a 3-tuple, one value for the
     x, y and z axes"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPACECRAFT_ORIENTATION_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The SPACECRAFT_ORIENTATION_DESC element provides the definition, meaning
     and standard values for the spacecraft_orientation element.  This element
     should be used in conjunction with the spacecraft_orientation element. The
     information given shall cover at least the reference frame used for the
     spacecraft orientation and the standard values that are used with the data
     set."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPACECRAFT_POINTING_MODE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The spacecraft_pointing_mode element provides the pointing mode of the
     spacecraft.  The definition of the modes and the standard values are given
     via the SPACECRAFT_POINTING_MODE_DESC element, which shall always accompany
     thIS keyword"
  STANDARD_VALUE_SET = {
     "ACROSSTRACK",
     "ALONGTRACK",
     "INERT",
     "LIMB",
     "NADIR",
     "TRACKING"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPACECRAFT_POINTING_MODE_DESC
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The spacecraft_pointing_mode_desc element provides information about the
     spacecraft_pointing_mode, lists the values of spacecraft_pointing_mode
     and defines them in detail.  This element shall always accompany the
     spacecraft_pointing_mode element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPACECRAFT_SOLAR_DISTANCE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The spacecraft_solar_distance element provides the distance
     from the spacecraft to the center of the sun.  See also:
     solar_distance."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPATIAL_SUMMING
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM = 1
  DESCRIPTION = "
     The SPATIAL_SUMMING element provides the mode for on-board"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPECIAL_INSTRUCTION_ID_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM = 0
  DESCRIPTION = "
     The special_instruction_id_number element is a unique key
     that is used to identify a particular set of special
     instructions in a user's order."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPECIALTY_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The specialty_desc element describes an individual's area
     of specialization during his or her association with a
     particular institution.
     Note:  'specialty' is a more general characterization
     of the individual's activities than is 'role'.  See
     role_desc."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPECTRAL_EDITING_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 2
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The spectral_editing_flag element indicates whether the spectral cube has
     been reduced to a subset of the bands in the original cube. If the value is
     'OFF', then none of the original bands of the cube were intentionally
     omitted. See BAND_BIN_ORIGINAL_BAND to determine which bands are present."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPECTRAL_ORDER_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = TEXT
  MINIMUM_LENGTH = 1
  DESCRIPTION = "
     The spectral order desc element provides detailed information on the
     values of the spectral order id element and their interpretation."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPECTRAL_ORDER_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = TEXT
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The spectral order identifier element defines the spectral order of a
     data object obtained from a grating. As spectral orders are in the range
     of [-n,...,+n] and several order could overlap, the spectral orders are
     given as a string. The element spectral_order_description shall accompany
     the spectral order id and explain in detail the meaning of this keyword."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPECTRAL_SUMMING_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 2
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The spectral_summing_flag element indicates whether the spectral cube has
     had some bands summed to reduce the spacecraft's Solid State Recorder (SSR)
     data volume.  All instrument data is stored in the SSR prior to downlink to
     the ground. See BAND_BIN_ORIGINAL_BAND to determine which bands have been
     summed."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPECTROMETER_SCAN_MODE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The SPECTROMETER_SCAN_MODE_ID element describes the scan mode of
     a spectrometer in general and imaging spectrometers in particular.
     Imaging spectrometers typically use a 2-D matrix array (e.g., a CCD),
     and produce a 3-D data cube (2 spatial dimensions and a third spectral
     axis). These data cubes are built in a progressive manner."
  STANDARD_VALUE_SET = {
     "FULL_SCAN",
     "PUSHBROOM",
     "REDUCED_SCAN",
     "WHISKBROOM"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPECTRUM_INTEGRATED_RADIANCE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'J/(M**2)/S'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The spectrum_integrated_radiance element provides the
     radiance value derived from integration across an entire
     spectrum."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPECTRUM_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The spectrum_number element provides the number which
     identifies a particular spectrum."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPECTRUM_SAMPLES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The spectrum_samples element provides the number of samples
     which form a given spectrum."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPICE_FILE_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The SPICE_FILE_ID element provides an abbreviated name
     or acronym which identifies particular SPICE file."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SPICE_FILE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 180
  DESCRIPTION = "
     The spice_file_name element provides the names of the SPICE files used
     in processing the data. For Galileo, the SPICE files are used to
     determine navigation and lighting information."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SQL_FORMAT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 15
  DESCRIPTION = "
     The sql_format element supplies the SQL data type used when
     the data element is declared as a column in a table in a
     relational data base management system."
  STANDARD_VALUE_SET = {
     "CHAR(N)",
     "FLOAT",
     "INTEGER",
     "SMALLINT"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SQRT_COMPRESSION_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 4
  MAXIMUM_LENGTH = 5
  DESCRIPTION = "
     The sqrt_compression_flag element indicates whether or not square root
     compression was applied to the image.
     Note:  For MPF, this compression was performed onboard the lander,
     prior to transmission of the data to Earth.  It involved the compression
     of the pixels from 12 bits down to 8 bits."
  STANDARD_VALUE_SET = {
     "FALSE",
     "TRUE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SQRT_MAXIMUM_PIXEL
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The sqrt_maximum_pixel element provides the maximum pixel value in an
     image prior to square root compression."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SQRT_MINIMUM_PIXEL
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The sqrt_minimum_pixel element provides the minimum pixel value in an
     image prior to square root compression."
  STANDARD_VALUE_SET = {
     "L_FRAME-QUATERNION",
     "NULL"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STANDARD_DATA_PRODUCT_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The STANDARD_DATA_PRODUCT_ID element is used to link a data product
     (file) to a standard data product (collection of similar files)
     described within software interface specification document for
     a particular data set."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STANDARD_DEVIATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The standard_deviation element provides the standard
     deviation of the DN values in the image array.
     Note: For the Mars Pathfinder image data, the standard deviation
     was calculated using only those pixels within the valid DN range
     of 0 to 4095."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STANDARD_VALUE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The standard_value_name element provides a value for a
     particular data element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STANDARD_VALUE_SET
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The standard_value_set element supplies the list of
     standard values that may be assigned to a data element. The
     standard_value_set may be explicitly specified via this
     data element or may be implicitly derived from
     GENERAL_DATA_TYPE, VALID_MINIMUM and VALID_MAXIMUM data
     elements."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STANDARD_VALUE_SET_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The standard_value_set_desc element is used to supply
     information about or descriptions of individual members of
     the standard value set."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STANDARD_VALUE_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The standard_value_type element indicates the type of
     standard value which exists for a PDS data element.  Example
     values: static - values for the data element exist in a
     defined and fixed set of standard values, dynamic -
     values for the data element must either exist in a set of
     defined standard values or be approved by peer review for
     inclusion to the set of standard values, suggested -
     values for the data element must exist in a set of defined
     standard values or may be added to the set of standard
     values with no requirement for peer review, range -
     values for the data element must fall within a default range
     specified with the minimum  and maximum elements,
     formation - values for the data element must conform to a
     formation rule."
  STANDARD_VALUE_SET = {
     "DEFINITION",
     "DYNAMIC",
     "FORMATION",
     "RANGE",
     "STATIC",
     "SUGGESTED",
     "TEXT"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STAR_DESCRIPTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
      The star_description element describes the properties of a
     particular star. Information provided may include, for
     example, the star's type, V and K magnitudes, catalog
     references, alternative names, etc."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STAR_DIAMETER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = ARCSECOND
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  DESCRIPTION = "
      The star_diameter element indicates the angular diameter
     of a star."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STAR_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
      The star_name element provides the identifying name of
     star, including the catalog name if necessary.  Examples
     include 'sigma Sgr' and 'SAO 123456' (for star number
     123456 in the Smithsonian Astrophysical Observatory
     catalog)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STAR_WINDOW
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  DESCRIPTION = "
      The star_window element provides the location and size of up to 5 star
     areas (number of image areas defined by STAR_WINDOW_COUNT) in an edited
     Optical Navigation (OPNAV) image. The location and size of each image
     area is defined by four numbers: starting line, starting sample, number
     of lines, number of samples (the origin of the image coordinate system
     is at line, sample=1,1 for the upper-left corner with samples
     increasing to the right and lines increasing down). This element is
     Galileo Solid State Imaging- specific."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STAR_WINDOW_COUNT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 5
  DESCRIPTION = "
      Galileo Solid State Imaging-specific. The star_window_count element
     indicates the number of star areas, defined in the STAR WINDOW keyword,
     in an edited Optical Navigation (OPNAV) image."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = START_AZIMUTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The START_AZIMUTH is the angular distance from a fixed reference
     position at which an image or observation starts.  Azimuth is measured
     in a spherical coordinate system, in a plane normal to the principal
     axis.  Azimuth values increase according to the right hand rule
     relative to the positive direction of the principal axis of the
     spherical coordinate system."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = START_BIT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The start_bit element identifies the location of the first
     bit of a bit field data object such as a BIT_COLUMN or BIT_
     ELEMENT.  Bits are numbered from left to right, counting fro
     1.  The start_bit value assumes that any necessary byte
     re-ordering has already been performed."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = START_BYTE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The start_byte element in a data object identifies the
     location of the first byte of the object, counting from 1.
     For nested objects, the start_byte value is relative to the
     start of the enclosing object."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = START_DELIMITING_PARAMETER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The start_delimiting_parameter element provides the
     beginning parameter value which, together with the
     stop_delimiting_parameter value, delimits a subset of data."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = START_ERROR_STATE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM_LENGTH = NULL
  DESCRIPTION = "
     The START_ERROR_STATE provides the state of the error flags
     returned by an instrument or instrument host at the beginning
     of a specified event.
      
     Note: For Mars Pathfinder, this was the state of the APXS
     error state flags at the beginning of an APXS sampling interval."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = START_GRATING_POSITION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 30
  DESCRIPTION = "
     The NIMS instrument has only 17 detectors but takes data in as many as 408
     wavelengths by moving a grating across 31 possible physical positions.  The
     start grating position is a logical position relative to the (physical)
     offset grating position.  Together, they control the starting physical
     grating position in the mode.  In fixed grating modes, the start grating
     position may be commanded to any of the 31 physical positions.  In
     multiple-grating- step modes, it may normally range between zero and one
     less than the grating increment.  For example, in short map mode (with
     grating increment 4) the start grating position would be between zero and
     three. See the NIMS instrument paper (R. W. Carlson et al, 'Near-Infrared
     Mapping Spectrometer Experiment on Galileo', Space Science Reviews 60,
     457-502, 1992) for details."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = START_JULIAN_DATE
  STATUS_TYPE = OBSOLETE
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      
     The start_julian_date element provides the Julian date of the start of
     a time period of interest.  Julian date is defined as an integer count
     of days elapsed since noon, January 1, 4713 B.C.  Thus, the Julian
     date of noon January 1, 1960 (A.D.) is 2436935.
      
     Note: This element has been superceded by start_julian_date_value and
     should no longer be used."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = START_JULIAN_DATE_VALUE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The START_JULIAN_DATE_VALUE provides the full Julian date
     (i.e., including date fraction) of the start of an observation
     or event.  Julian dates are expressed as real numbers.
      
     Note that this keyword should contain the full Julian date,
     not the modified Julian date."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = START_ORBIT_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The start_orbit_number data element provides the the lowest
     revolution orbit number that contributed data to a given
     data product."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = START_PAGE_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 8
  DESCRIPTION = "
     The start_page_number element identifies the beginning page
     number of a reference document which appears (as an
     article, for example) in a journal, report or other
     published work."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = START_PRIMARY_KEY
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 160
  DESCRIPTION = "
     In a TABLE object, the START_PRIMARY_KEY element indicates the beginning of
     the range of values for the PRIMARY_KEY column in the table. If PRIMARY_KEY
     consists of multiple column names, then START_PRIMARY_KEY is a sequence of
     values, one for each column. The data type of this keyword is determined by
     the data type of the column of interest."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = START_RESCAN_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The START_RESCAN_NUMBER is the scan line number at which the rescan
     mode begins.  The rescan mode consists of scanning either vertically or
     horizontally repeatedly at the same azimuth."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = START_SAMPLE_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The start_sample_number element identifies the lowest of
     the sample numbers which define the orbit sequence portion
     located within a given bin."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = START_SEQUENCE_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 2
  DESCRIPTION = "
     The start_sequence_number element provides the number of
     the first sequence in a revolution.  See sequence_number."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = START_SOLAR_LONGITUDE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -180
  MAXIMUM = 360
  DESCRIPTION = "
     The START_SOLAR_LONGITUDE element marks the beginning of a time range
     measured in solar longitude. Solar longitude is the value of the angle
     between the body_Sun line at the time of interest and the body_Sun line
     at the vernal equinox, thus providing a measure of the season on the
     target body. See also SOLAR_LONGITUDE and STOP_SOLAR_LONGITUDE."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = START_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The start_time element provides the date and time of
     the beginning of an event or observation (whether it
     be a spacecraft, ground-based, or system event) in UTC.
     Formation rule: YYYY-MM-DDThh:mm:ss[.fff]."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = START_TIME_BASE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = S
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The start_time_base element provides the elapsed time from
     the beginning of each frame to the beginning of a particular
     mode."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = START_TIME_ET
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The START_TIME_ET element provides the time of data acquisition
     in spacecraft event time (SCET), ephemeris time (ET) format.
      
     For Mars Odyssey, the START_TIME_ET represented the time of data
     acquisition of the leading edge of the detector array (filter 1),
     even if filter one was not downloaded."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = START_TIME_FROM_CLOSEST_APRCH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The start_time_from_closest_approach element provides the
     time from spacecraft periapsis at the beginning of a
     sequence.  See time_from_closest_approach."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STATUS_NOTE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The status_note element supplies a log of modifications
     made to an element or object definition. The required entry
     includes <Version_Id / Date / Author / Desc>. Example
     format: \t 1.0  1990-03-28  DET  New Data_Element
     Definition
     The description can continue for several lines."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STATUS_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 13
  DESCRIPTION = "
     The status_type element indicates one of a fixed number of
     statuses that can describe a particular data element or
     object.  Examples:  PENDING, APPROVED."
  STANDARD_VALUE_SET = {
     "APPROVED",
     "OBSOLETE",
     "PENDING",
     "PROPOSED"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STOP_AZIMUTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The STOP_AZIMUTH is the angular distance from a fixed reference
     position at which an image or observation stops.  Azimuth is measured
     in a spherical coordinate system, in a plane normal to the principal
     axis.  Azimuth values increase according to the right hand rule
     relative to the positive direction of the principal axis of the
     spherical coordinate system."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STOP_DELIMITING_PARAMETER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The stop_delimiting_parameter element provides the ending
     parameter value which, together with the
     start_delimiting_parameter value, delimits a subset of
     data."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STOP_ERROR_STATE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM_LENGTH = NULL
  DESCRIPTION = "
     The STOP_ERROR_STATE element provides the state of the error
     flags returned by an instrument or instrument host at the
     end of a specified event.
      
     Note: For Mars Pathfinder, this was the state of the APXS
     error state flags at the end of an APXS sampling interval."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STOP_JULIAN_DATE_VALUE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = "N/A"
  MINIMUM = 0
  DESCRIPTION = "
     The STOP_JULIAN_DATE_VALUE provides the full Julian date
     (i.e., including date fraction) of the end of an observation
     or event.  Julian dates are expressed as real numbers.
      
     Note that this keyword should contain the full Julian date,
     not the modified Julian date."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STOP_ORBIT_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The stop_orbit_number data element provides the the highest
     revolution orbit number that contributed data to a given
     data product."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STOP_PRIMARY_KEY
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 160
  DESCRIPTION = "
     In a TABLE object, the STOP_PRIMARY_KEY element indicates the end of the
     range of values for the PRIMARY_KEY column in the table. If PRIMARY_KEY
     consists of multiple column names, then STOP_PRIMARY_KEY is a sequence of
     values, one for each column. The data type of this keyword is determined
     by the data type of the column of interest."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STOP_SAMPLE_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The stop_sample_number element identifies the highest of
     the sample numbers which define the orbit sequence portion
     located within a given bin."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STOP_SEQUENCE_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 2
  DESCRIPTION = "
     The stop_sequence_number element provides the number of the
     last sequence in a revolution.  See sequence_number."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STOP_SOLAR_LONGITUDE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -180
  MAXIMUM = 360
  DESCRIPTION = "
     The STOP_SOLAR_LONGITUDE element marks the end of a time range measured
     in solar longitude. Solar longitude is the value of the angle between the
     body_Sun line at the time of interest and the body_Sun line at the vernal
     equinox, thus providing a measure of the season on the target body. See
     also SOLAR_LONGITUDE and START_SOLAR_LONGITUDE."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STOP_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The stop_time element provides the date and time of the end
     of an observation or event (whether it be a spacecraft,
     ground-based, or system event) in UTC.
     Formation rule: YYYY-MM-DDThh:mm:ss[.fff]."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STOP_TIME_ET
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The STOP_TIME_ET element provides the time
     of the end of data acquisition in spacecraft
     event time (SCET), ephemeris time (ET) format."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STOP_TIME_FROM_CLOSEST_APRCH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The stop_time_from_closest_approach element provides the
     time from spacecraft periapsis at the end of a sequence.
     See time_from_closest_approach."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STORAGE_LEVEL_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The storage_level_id element identifies a particular storage
     level.
     For example, if the complete pathname for a stored data file
     is 'JPLPDS::DISK$USER1:[JJEANS.UNIVERSE]DESCRPTR.LIS' then
     the storage_level_id element value will be one
     of the following:  JPLPDS, DISK$USER1, JJEANS, UNIVERSE,
     DESCRPTR.LIS."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STORAGE_LEVEL_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The storage_level_number element describes the position of a
     given storage level within the overall storage hierarchy of
     an entire data set, data product, or SPICE kernel.
     As many storage levels are documented as are necessary to
     identify the data.  Level 0 indicates the highest storage
     level, which successively higher level numbers indicate
     successively lower levels in the storage hierarchy."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STORAGE_LEVEL_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The storage_level_type element identifies the type of
     storage structure to which a given storage_level_number
     refers.
     Example values: DATABASE, PHOTOGRAPHIC FRAME NUMBER, TAPE
     REEL NUMBER, VAX COMPUTER, VAX DIRECTORY, VAX FILE, VAX
     SUBDIRECTORY."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STRETCH_MAXIMUM
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The stretch_maximum element provides the sample value in a
     data object which should normally be mapped to the highest
     display value available on an output device for optimum
     viewing.  Sample values between stretch_minimum and
     stretch_maximum values are linearly interpolated over the
     dynamic range of the display device. If it is necessary to
     map the sample value to a value other than the highest
     display value (normally 255), the stretch_minimum is
     expressed as a sequence of values, where the first value
     represents the sample value in the data object and the
     second value represents the target output value to the
     display device.  For example:
     stretch_maximum = 120
     indicates that sample values greater than 120 should be
     mapped to 255 on the output device.
     stretch_minimum = (120,230)
     indicates that sample values greater than 120
     should be mapped to 230 on the output device.
     The STRETCHED_FLAG keyword indicates whether the stretch has
     already been applied to the data (stretched_flag = true) or
     whether it needs to be applied (stretched_flag = false)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STRETCH_MINIMUM
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The stretch_minimum element provides the sample value in a
     data object which should normally be mapped to the highest
     display value available on an output device for optimum
     viewing.  Sample values between stretch_minimum and
     stretch_maximum values are linearly interpolated over the
     dynamic range of the display device. If it is necessary to
     map the sample value to a value other than the highest
     display value (normally 255), the stretch_minimum is
     expressed as a sequence of values, where the first value
     represents the sample value in the data object and the
     second value represents the target output value to the
     display device.  For example:
     stretch_maximum = 120
     indicates that sample values greater than 120 should be
     mapped to 255 on the output device.
     stretch_minimum = (120,230)
     indicates that sample values greater than 120
     should be mapped to 230 on the output device.
     The STRETCHED_FLAG keyword indicates whether the stretch has
     already been applied to the data (stretched_flag = true) or
     whether it needs to be applied (stretched_flag = false)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = STRETCHED_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 6
  DESCRIPTION = "
     The stretched_flag element indicates whether a data object
     has been stretched using the minimum_stretch and
     maximum_stretch parameters.  A value of TRUE means that it
     has been stretched and a value of FALSE means it has not
     been stretched."
  STANDARD_VALUE_SET = {
     "FALSE",
     "TRUE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUB_LIGHT_SOURCE_AZIMUTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The sub_light_source_azimuth element provides the value of
     the angle between the line from the center of an image to
     the sub-light-source point and a horizontal reference line
     (in the image plane) extending from the image center to the
     middle right edge of the image."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUB_LIGHT_SOURCE_LATITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     The sub_light_source_latitude element provides the latitude
     of the sub-light-source point.  The sub-light-source point
     is the point on a body that lies under the light source."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUB_LIGHT_SOURCE_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The sub_light_source_longitude element provides the
     longitude of the sub-light-source point.  The
     sub-light-source point is the point on a body that lies
     under the light source."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUB_OBJECT_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The sub_object_name element provides the template object
     name for a child object name subordinate to a parent object
     name.  This object name is used by the catalog bulk loading
     software to establish a hierarchy between template objects.
     For full definitions of the terms object and sub-object,
     please refer to PDS standards documentation."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUB_SOLAR_AZIMUTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The sub_solar_azimuth element provides the value of the
     angle between the line from the center of an image to the
     subsolar point and a horizontal reference line (in the
     image plane) extending from the image center to the middle
     right edge of the image.
     The values of this angle increase in a clockwise direction."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUB_SOLAR_LATITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     The sub_solar_latitude element provides the latitude of the subsolar
     point.  The subsolar point is that point on a body's reference surface
     where a line from the body center to the sun center intersects that
     surface."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUB_SOLAR_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -180
  MAXIMUM = 360
  DESCRIPTION = "
     The sub_solar_longitude element provides the longitude of the subsolar
     point.  The subsolar point is that point on a body's reference surface
     where a line from the body center to the sun center intersects that
     surface.
     Note:  The coordinate_system_type data element should be used in
     conjuncction with this data element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUB_SPACECRAFT_AZIMUTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The sub_spacecraft_azimuth element provides the value of
     the angle between the line from the center of an image to
     the subspacecraft point and a horizontal reference line (in
     the image plane) extending from the image center to the
     middle right edge of the image.
     The values of this angle increase in a clockwise direction."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUB_SPACECRAFT_LATITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     The sub_spacecraft_latitude element provides the latitude of
     the subspacecraft point.  The subspacecraft point is that
     point on a body which lies directly beneath the spacecraft."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUB_SPACECRAFT_LINE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The sub_spacecraft_line element is the image line containing the
     sub-spacecraft point.  The subspacecraft point is that point on a body's
     reference surface where a line from the spacecraft center to the body
     center intersects the surface."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUB_SPACECRAFT_LINE_SAMPLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The sub_spacecraft_line_sample element is the image sample coordinate
     containing the supspacecraft point.  The subspacecraft point is that
     point on a body's reference surface where a line from the spacecraft
     center to the body center intersects the surface."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUB_SPACECRAFT_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -180
  MAXIMUM = 360
  DESCRIPTION = "
     The sub_spacecraft_longitude element provides the longitude
     of the subspacecraft point.  The subspacecraft point is that
     point on a body's reference surface where a line from the spacecraft
     center to the body center intersects the surface.
     Note:  The coordinate_system_type data element should be used in
     conjunction with this data element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUBFRAME_TYPE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The SUBFRAME_TYPE element specifies the method of subframing performed on
     the NONE indicates no subframing requested. SW_ONLY indicates software
     processsing HW_COND specifies hardware only if compatible. HW_SW indicates
     the of hardware then software. SUBFRM_SUN specifies the subframe around the
     sun."
  STANDARD_VALUE_SET = {
     "HW_COND",
     "HW_SW",
     "NONE",
     "SUN_FULL",
     "SUN_NO_IMG",
     "SW_ONLY"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUFFIX_BASE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The xxx_suffix_base element of a 1-3 dimensional qube
     object (where xxx is an axis_name of the qube) provides the
     sequence of base values of the suffix items along the xxx
     axis. The length of the sequence is specified by the axes
     element, and its order must correspond to the order of
     names in the xxx_suffix_names element.  In a Standard ISIS
     Qube, the axis names are restricted to SAMPLE, LINE and
     BAND. For the BAND axis, for example, the element will be
     named BAND_SUFFIX_BASE.  Each base value, together with the
     corresponding multiplier, describes the scaling performed
     on a 'true' data value to compute the value stored in the
     suffix location.  It also defines the method for recovering
     the 'true' value:
     'true' value =  base + multiplier * stored value
     In ISIS practice, the value of the base is
     0.0 for real items, since scaling is not usually necessary
     for floating point data.
     Note: Base and multiplier correspond directly to the
     data elements OFFSET and SCALING_FACTOR."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUFFIX_BYTES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 4
  MAXIMUM = 4
  DESCRIPTION = "
     The suffix_bytes element identifies the allocation in bytes
     of each suffix data value.  It is the unit of the
     dimensions specified by the suffix_items element.  In the
     current build of ISIS, suffix_bytes must always be 4.  This
     means that all suffix items (unlike core items) occupy 4
     bytes, even though in some cases the defined suffix data
     value may be less than 4 bytes in length."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUFFIX_HIGH_INSTR_SAT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The xxx_suffix_high_instr_sat element of a 1-3 dimensional
     qube object (where xxx is an axis name of the qube)
     provides the sequence of high instrument saturation values
     of the suffix items along the xxx axis.  The length of the
     sequence is specified by the axes element, and its order
     must correspond to the order of names in the
     xxx_suffix_names element.  In a Standard ISIS Qube, the
     axis names are restricted to SAMPLE, LINE and BAND.  For
     the BAND axis, for example, the element will be named
     BAND_SUFFIX_HIGH_INSTR_SAT.
     Each high instrument saturation value identifies the special
     value whose presence indicates the measuring instrument was
     saturated at the high end.  This value must be algebraically
     less than the value of the xxx_suffix_valid_minimum element.
     For Standard ISIS Qubes, a value been chosen by ISIS
     convention.  The general data type of the value is
     determined by the corresponding xxx_suffix_item_type
     element. If the latter is integer or unsigned integer, the
     general data type is integer.  If core_item_type is real,
     the value will be hardware- specific (or rather
     floating-point-representation-specific) so that it may be
     specified exactly near the bottom of the allowable range of
     values. A non-decimal (hexadecimal) general data type is
     used for this purpose; e.g. 16#FFFCFFFF# for a VAX."
  STANDARD_VALUE_SET = {
     "-32765",
     "16#FFFCFFFF#",
     "3"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUFFIX_HIGH_REPR_SAT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The xxx_suffix_high_repr_sat element of a 1-3 dimensional
     qube object (where xxx is an axis name of the qube)
     provides the sequence of high representation saturation
     values of the suffix items along the xxx axis.  The length
     of the sequence is specified by the axes element, and its
     order must correspond to the order of names in the
     xxx_suffix_names element.  In a Standard ISIS Qube, the
     axis names are restricted to SAMPLE, LINE and BAND.  For
     the BAND axis, for example, the element will be named
     BAND_SUFFIX_HIGH_REPR_SAT.
     Each high representation saturation value identifies
     the special value whose presence indicates the true
     value cannot be represented in the chosen data type and
     length -- in this case being above the allowable range --
     which may happen during conversion from another data type.
     This value must be algebraically less than the value of
     the xxx_suffix_valid_minimum element.  For Standard ISIS
     Qubes, a value has been chosen by ISIS convention.
     The general data type of the value is determined by the
     corresponding xxx_suffix_item_type element.  If the latter
     is integer or unsigned integer, the general data type is
     integer.  If the corresponding xxx_suffix_item_type is
     real, the value will be hardware-specific
     (or rather floating-point-representation-specific)
     so that it may be specified exactly near the
     bottom of the allowable range of values.  A non-decimal
     (hexadecimal) general data type is used for this purpose;
     e.g. 16#FFFBFFFF# for a VAX."
  STANDARD_VALUE_SET = {
     "-32764",
     "16#FFFBFFFF#",
     "4"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUFFIX_ITEM_BYTES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM = 1
  MAXIMUM = 4
  DESCRIPTION = "
     The xxx_suffix_item_bytes element of a 1-3 dimensional qube
     object (where xxx is an axis_name of the qube) provides the
     sequence of sizes (in bytes) of the suffix items along the
     xxx axis. Though all items occupy the number of bytes
     specified by the suffix_bytes element, an item may be
     defined to be less than 4 bytes in length.  The length of
     the sequence is specified by the axes element, and its
     order must correspond to the order of names in the
     xxx_suffix_names element.  In a Standard ISIS Qube, the
     axis names are restricted to SAMPLE, LINE and BAND. For the
     BAND axis, for example, the element will be named
     BAND_SUFFIX_ITEM_BYTES."
  STANDARD_VALUE_SET = {
     "1",
     "2",
     "4"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUFFIX_ITEM_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The xxx_suffix_item_type element of a 1-3 dimensional qube
     object (where xxx is an axis_name of the qube) provides the
     sequence of data types of the suffix items along the xxx
     axis. The length of the sequence is specified by the axes
     element, and its order must correspond to the order of
     names in the xxx_suffix_names element. In a Standard ISIS
     Qube, the axis names are restricted to SAMPLE, LINE and
     BAND.  For the BAND axis, for example, the element will be
     named BAND_SUFFIX_ITEM_TYPE."
  STANDARD_VALUE_SET = {
     "UNSIGNED_INTEGER",
     "VAX_BIT_STRING",
     "VAX_INTEGER",
     "VAX_REAL"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUFFIX_ITEMS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 512
  DESCRIPTION = "
     The suffix_items element provides the sequence of
     dimensions of the suffix areas of a qube data object.  The
     suffix size of the most frequently varying axis is given
     first.  The length of the sequence is specified by the axes
     element, and its order must correspond to the order of
     dimensions in the core_items element, and the order of
     names in the axis_name element.  Each suffix dimension is
     measured in units of the suffix_bytes element.  In a
     Standard ISIS Qube, suffix items along the SAMPLE, LINE and
     BAND axes correspond to 'sideplanes', 'bottomplanes' and
     'backplanes', respectively, of the core of the qube."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUFFIX_LOW_INSTR_SAT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The xxx_suffix_low_instr_sat element of a 1-3 dimensional
     qube object (where xxx is an axis_name of the qube)
     provides the sequence of low instrument saturation values
     of the suffix items along the xxx axis.  The length of the
     sequence is specified by the axes element, and its order
     must correspond to the order of names in the
     xxx_suffix_names element.  In a Standard ISIS Qube, the
     axis names are restricted to SAMPLE, LINE and BAND.  For
     the BAND axis, for example, the element will be named
     BAND_SUFFIX_LOW_INSTR_SAT.
     Each low instrument saturation value identifies the special
     value whose presence indicates the measuring instrument
     was saturated at the low end.  This value must be
     algebraically less than the value of the
     xxx_suffix_valid_minimum element.  For Standard ISIS Qubes,
     a value been chosen by ISIS convention.  The general data
     type of the value is determined by the corresponding
     xxx_suffix_item_type element. If the latter is integer or
     unsigned integer, the general data type is integer.  If
     core_item_type is real, the value will be hardware-specific
     (or rather floating-point-representation-specific)
     so that it may be specified exactly near the bottom of the
     allowable range of values. A non-decimal (hexadecimal)
     general data type is used for this purpose; e.g.
     16#FFFDFFFF# for a VAX."
  STANDARD_VALUE_SET = {
     "-32766",
     "16#FFFDFFFF#",
     "2"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUFFIX_LOW_REPR_SAT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The xxx_suffix_low_repr_sat element of a 1-3 dimensional
     qube object (where xxx is an axis_name of the qube)
     provides the sequence of low representation saturation
     values of the suffix items along the xxx axis.  The length
     of the sequence is specified by the axes element, and its
     order must correspond to the order of names in the
     xxx_suffix_names element.  In a Standard ISIS Qube, the
     axis names are restricted to SAMPLE, LINE and BAND.  For
     the BAND axis, for example, the element will be named
     BAND_SUFFIX_LOW_REPR_SAT.
     Each low representation saturation value identifies the
     special value whose presence indicates the true value cannot
      be represented in the chosen data type and length
     -- in this case being below the allowable range --
     which may happen during conversion from another data type.
     This value must be algebraically less than the value of
     the xxx_suffix_valid_minimum element.
     For Standard ISIS Qubes, a value has been chosen
     by ISIS convention.  The general data type of the value is
     determined by the corresponding xxx_suffix_item_type
     element. If the latter is integer or unsigned integer, the
     general data type is integer.  If the corresponding
     xx_suffix_item_type is real, the value will be
     hardware-specific (or rather floating-point-representation-
     specific) so that it may be specified exactly near the
     bottom of the allowable range of values.  A non-decimal
     (hexadecimal) general data type is used for this purpose;
     e.g. 16#FFFEFFFF# for a VAX."
  STANDARD_VALUE_SET = {
     "-32767",
     "1",
     "16#FFFEFFFF#"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUFFIX_MULTIPLIER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The xxx_suffix_multiplier element of a 1-3 dimensional qube
     object (where xxx is an axis_name of the qube) provides the
     sequence of multipliers of the suffix items along the xxx
     axis. The length of the sequence is specified by the axes
     element, and its order must correspond to the order of
     names in the xxx_suffix_names element. In a Standard ISIS
     Qube, the axis names are restricted to SAMPLE, LINE and
     BAND.  For the BAND axis, for example, the element will be
     named BAND_SUFFIX_MULTIPLIER.  Each multiplier, together
     with the corresponding base value, describes the scaling
     performed on a 'true' data value to compute the value
     stored in the suffix location.  It also defines the method
     for recovering the 'true' value:
     'true'_value =  base + multiplier * stored_value
      In ISIS practice, the value of
     the multiplier is 1.0 for real items, since scaling is not
     usually necessary for floating point data."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUFFIX_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = -214
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The xxx_suffix_name element of a 1-3 dimensional qube
     object (where xxx is an axis_name of the qube) provides the
     sequence of names of the suffix items along the xxx axis.
     The length of the sequence is specified by the axes
     element, and its order must correspond to the order of
     dimensions in the core_items and suffix_items elements.
     In a Standard ISIS Qube, the axis names are restricted to
     SAMPLE, LINE and BAND.  For the BAND axis, for example, the
     element will be named BAND_SUFFIX_NAME.  Band suffix planes
     (backplanes) are commonly used to store geometry and other
     information corresponding at each pixel to the pixels of
     the core planes, such as latitude and longitude."
  STANDARD_VALUE_SET = {
     "BACKGROUND",
     "EMISSION ANGLE",
     "INCIDENCE ANGLE",
     "INTERCEPT ALTITUDE",
     "LATITUDE",
     "LONGITUDE",
     "PHASE ANGLE",
     "SLANT DISTANCE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUFFIX_NULL
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The xxx_suffix_null element of a 1-3 dimensional qube
     object (where xxx is an axis name of the qube) provides the
     sequence of null values of the suffix items along the xxx
     axis. The length of the sequence is specified by the axes
     element, and its order must correspond to the order of
     names in the xxx_suffix_names element.  In a Standard ISIS
     Qube, the axis names are restricted to SAMPLE, LINE and
     BAND. For the BAND axis, for example, the element will be
     named BAND_SUFFIX_NULL.
     Each null value identifies the special value whose presence
      indicates missing data.  This value must be algebraically
     less than the value of the xxx_suffix_valid_minimum
     element.  For Standard ISIS Qubes, the null value is chosen
     to be the algebraically smallest value allowed by
     the xxx_suffix_item_type and xxx_suffix_item_bytes
     elements.  The general data type of the null value is
     determined by the corresponding xxx_suffix_item_type
     element.  If the latter is integer or unsigned integer,
     the general data type is integer.  If core_item_type
     is real, the value will be hardware-specific
     (or rather floating-point-representation-specific)
     so that it may be specified exactly at the bottom of the
     allowable range of values. A non-decimal (hexadecimal)
     general data type is used for this purpose; e.g.
     16#FFFFFFFF# for a VAX.
     Note: The SUFFIX_NULL element corresponds directly to the PDS
     standard data element MISSING."
  STANDARD_VALUE_SET = {
     "-32768",
     "0",
     "16#FFFFFFFF#"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUFFIX_UNIT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The xxx_suffix_unit element of a 1-3 dimensional qube
     object (where xxx is an axis_name of the qube) provides the
     sequence of scientific units of the suffix items along the
     xxx axis. The length of the sequence is specified by the
     axes element, and its order must correspond to the order of
     names in the xxx_suffix_names element.  In a Standard ISIS
     Qube, the axis names are restricted to SAMPLE, LINE and
     BAND. For the BAND axis, for example, the element will be
     named BAND_SUFFIX_UNIT."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUFFIX_VALID_MINIMUM
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The xxx_suffix_valid_minimum element of a 1-3 dimensional
     qube object (where xxx is an axis_name of the qube)
     provides the sequence of valid minima of the suffix items
     along the xxx axis. The length of the sequence is specified
     by the axes element, and its order must correspond to the
     order of names in the xxx_suffix_names element.  In a
     Standard ISIS Qube, the axis names are restricted to
     SAMPLE, LINE and BAND. For the BAND axis, for example, the
     element will be named BAND_SUFFIX_VALID_MINIMUM.
     Suffix item values algebraically less than the corresponding
     valid minimum are reserved for special values indicating
     missing data or various types of invalid data.  The general
     data type of this element is determined by the
     xxx_suffix_item_type element.  If the latter is integer or
     unsigned integer, the general data type is integer.  If
     xxx_suffix_item_type is real, the general data type is
     non-decimal (hexadecimal, e.g. 16#FFEFFFFF#) so that a
     hardward-specific special value may be specified exactly."
  STANDARD_VALUE_SET = {
     "-32752",
     "16#FFEFFFFF#",
     "5"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUN_FIND_FLAG
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 5
  DESCRIPTION = "
     The SUN_FIND_FLAG element indicates
     whether the sun is located in the image."
  STANDARD_VALUE_SET = {
     "FALSE",
     "TRUE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUN_FIND_PARM
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The SUN_FIND_PARM element is an array of values that provides the
     numerical parameters used in finding the sun centroid.
      
     Note: For MER, this value is valid if the SUN_FIND_FLAG element is
     'TRUE'. If the SUN_FIND_FLAG element is 'FALSE', then this value
     becomes 'N/A'."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUN_FIND_PARM_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The SUN_FIND_PARM_NAME element provides the
     formal name of SUN_FIND_PARM element array values."
  STANDARD_VALUE_SET = {
     "BRIGHTNESS THRESHOLD",
     "SUMMED BRIGHTNESS",
     "WINDOW SIZE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUN_LINE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -1
  MAXIMUM = NULL
  DESCRIPTION = "
     The SUN_LINE element provides the line
     location of the sun within the image."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUN_LINE_SAMPLE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -1
  MAXIMUM = NULL
  DESCRIPTION = "
     The SUN_LINE_SAMPLE element provides the
     sample location of the sun within the image."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUN_SC_POSITION_VECTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The SUN_SC_POSITION_VECTOR element defines the (x, y, z)
     components of the position vector from the Sun to the
     spacecraft expressed in the EME J2000 coordinate frame,
     corrected for light travel time and stellar aberration,
     and evaluated at the epoch at which the data were taken."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUN_VIEW_DIRECTION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The SUN_VIEW_DIRECTION element provides an array that represents a
     unit vector identifying the sun viewing direction."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUN_VIEW_POSITION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = M
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The SUN_VIEW_POSITION element identifies a array which
     consists of a set of xyz sun viewing position parameters."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUPPORT_REQUEST_DATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      
     The support_request_date element provides the date that a
     support request was taken by the PDS operator."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUPPORT_REQUEST_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The support_request_desc element provides a textual
     description of an official PDS support request as recorded
     by the PDS operator after talking with a PDS user about a
     problem with the PDS."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUPPORT_REQUEST_NO
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The support_request_number provides a computer assigned
     unique number given to each support request recorded by the
     Central Node PDS operator."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUPPORT_RESOLUTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The support_resolution element provides the textual
     description of the resolution to a problem recorded by the
     PDS operator."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUPPORT_RESOLUTION_DATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      
     The support_resolution_date element provides the date that
     a support request was resolved by the PDS."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SUPPORT_STAFF_FULL_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The support_staff_name element provides the full name of the
     PDS person entering the support request information into
     the PDS.  See also:  full_name."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SURFACE_BASED_INST_AZIMUTH
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  MAXIMUM_LENGTH = NULL
  DESCRIPTION = "
     The SURFACE_BASED_INST_AZIMUTH element is identical to and
     has been replaced by the FIXED_INSTRUMENT_AZIMUTH data element.
     This element was used exclusively on the Mars Pathfinder mission
     and should no longer be used."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SURFACE_BASED_INST_ELEVATION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  MAXIMUM_LENGTH = NULL
  DESCRIPTION = "
     The SURFACE_BASED_INST_ELEVATION element is identical to and has been
     replaced by the FIXED_INSTRUMENT_ELEVATION data element.  This element
     was used exclusively on the Mars Pathfinder mission and should no longer
     be used."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SURFACE_BASED_INST_METHOD
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 18
  DESCRIPTION = "
     The surface_based_inst_method element identifies the method used to
     calculate the surface based instrument pointing."
  STANDARD_VALUE_SET = {
     "L_FRAME_QUATERNION",
     "NULL"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SURFACE_CLARITY_PERCENTAGE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 100
  DESCRIPTION = "
     The surface_clarity_percentage element provides an estimate
     of the fraction of an image or observation of a surface
     which is unobscured (as by clouds).
     Surface_clarity_percentage is defined as the ratio of the
     unobscured area to the total observed area."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SURFACE_EMISSION_TEMPERATURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = K
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The surface_emission_temperature element provides the
     value of the temperature assumed for the planetary surface
     covered by the radiometer footprint, derived by correcting
     brightness_temperature for atmospheric emission and
     absorption."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SURFACE_EMISSIVITY
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The surface_emissivity element provides the value of
     surface microwave emissivity, calculated by dividing
     (surface_emission_temperature -
     assumed_warm_sky_temperature) by
     (physical_surface_temperature -
     assumed_warm_sky_temperature)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SURFACE_GRAVITY
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'M/S**2'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The surface_gravity element provides the average
     gravitational acceleration at the surface of a target body.
     Surface_gravity is computed from the mass and mean radius
     of the target body."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SURFACE_GROUND_LOCATION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = M
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The SURFACE_GROUND_LOCATION element specifies any point on the
     surface (for SURFACE_MODEL_TYPE 'PLANE'). This point is measured
     in the coordinates specified the REFERENCE_COORD_SYSTEM_* keywords
     in the same group."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SURFACE_MODEL_TYPE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The SURFACE_MODEL_TYPE element specifies the type of surface used for
     the re-projection performed during the mosaicing process."
  STANDARD_VALUE_SET = {
     "INFINITY",
     "PLANE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SURFACE_NORMAL_VECTOR
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The SURFACE_NORMAL_VECTOR element specifies a vector normal to the
     surface (for of 'PLANE'). This vector is measured in the coordinates
     specified by the REFERENCE_COORD_SYSTEM_* keywords in the same group."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SURFACE_TEMPERATURE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = K
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The surface_temperature element provides the value of the
     physical surface temperature of the radiometer footprint,
     calculated from average_planetary_radius and the
     project-adopted atmospheric model."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SWATH_WIDTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = PIXEL
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 64
  DESCRIPTION = "
     The swath_width element provides the number of pixels (in the X direction)
     collected for a spectral cube during an observation. Note: For Cassini,
     this will differ from CORE_ITEMS for Occultation Mode cubes."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SYNODIC_ROTATION_PERIOD
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = D
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The synodic_rotation_period element provides the time
     period required for a solar system object to complete one
     full rotation about its primary, returning to the same
     position in space relative to its primary."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SYSTEM_BULLETIN_DATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      
     The system_bulletin_date element is the date and time
     when the PDS operator logged a PDS system bulletin."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SYSTEM_BULLETIN_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The system_bulletin_desc element is the text of a PDS
     system bulletin."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SYSTEM_BULLETIN_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The system_bulletin_id element is a unique integer that
     identifies a PDS system bulletin."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SYSTEM_BULLETIN_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 25
  DESCRIPTION = "
     The system_bulletin_type element is a keyword that
     describes the type of bulletin displayed."
  STANDARD_VALUE_SET = {
     "CATALOG",
     "CATALOG-VIEW",
     "CD-ROM",
     "CENTRAL-NODE",
     "CONFERENCES",
     "DATA-SET",
     "DISCIPLINE-NODE",
     "DOCUMENTS",
     "DPS",
     "MEETINGS",
     "MISC",
     "NSI/DECNET",
     "OPERATIONS",
     "ORDER",
     "ORDER_INSTRUCTIONS",
     "PEER-REVIEW",
     "RELEASE_NOTES",
     "SOFTWARE",
     "TOOLS"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SYSTEM_CLASSIFICATION_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
      
     The system_classification_id data element identifies a
     data element or object according to the data system that
     uses it.  In this document, system_classification_id is an
     indexing mechanism for data element names, to allow them to
     be identified as either system-specific, or recommended for
     common use.  See also:  general_classification_type."
  STANDARD_VALUE_SET = {
     "CLEM",
     "COMMON",
     "DIS",
     "ISIS",
     "JPL_AMMOS_SPECIFIC",
     "MARS_OBSERVER",
     "MESS",
     "MRO",
     "PDS_ATMOS",
     "PDS_EN",
     "PDS_GEO_MGN",
     "PDS_GEO_VL",
     "PDS_IMG",
     "PDS_IMG_GLL",
     "PDS_MER_OPS",
     "PDS_NAIF",
     "PDS_PPI",
     "PDS_RINGS",
     "PDS_SBN",
     "SPICE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SYSTEM_EVENT_DATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      
     The system_event_date element provides the beginning date
     of a PDS scheduled event."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SYSTEM_EVENT_USER_NOTE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The system_event_user_note element provides information
     about a system event.
     Example value:  THE SYSTEM WILL BE DOWN FOR PREVENTATIVE
     MAINTENANCE FROM NOON UNTIL MIDNIGHT."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = SYSTEM_EXPERTISE_LEVEL
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The system_expertise_level element identifies an
     individual's level of expertise in the use of the PDS
     capabilities."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TABLE_BL_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The table_bl_name element represents the data base tersename
     used by the loader software to map a template value to a
     column in a table.  There exists a unique mapping for each
     template keyword=value occurrence
     identifies the data base column.  The formulation of the
     tblblname is governed by rules and abbreviations as defined
     in the PDS Data Administration Plan document."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TABLE_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The table_desc element provides the ascii text description
     for a table in the PDS data base."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TABLE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The table_name element provides a unique name for a table
     in the PDS data base.  All tables in the data base will have
     a name and a description."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TABLE_STORAGE_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The table_storage_type element indicates the order of
     storage for entries in a table.  For enhanced portability
     and ease of display, the default and recommended storage
     type for tables is row major."
  STANDARD_VALUE_SET = {
     "COLUMN MAJOR",
     "ROW MAJOR"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TABLE_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The table_type element denotes whether the table contains
     High Level Catalog data, Detailed Level Catalog Data
     (Image), Detailed Level Catalog (Fields and Particles) data,
      or system data.  Examples:  H, F, I, or S"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TARGET_CENTER_DISTANCE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The target_center_distance element provides the distance
     between an instrument and the center of mass of the named target."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TARGET_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The target_desc element describes the
     characteristics of a particular target."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TARGET_DISTANCE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = M
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The TARGET_DISTANCE element provides a measure of the distance from
     an observing position (e.g., a spacecraft) to a point on a target
     body. If not specified otherwise, the target point is assumed to be
     at the center of the instrument field of view."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TARGET_GEOCENTRIC_DISTANCE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The TARGET_GEOCENTRIC_DISTANCE provides the distance
     from the center of the earth to the center of the target
     of an observation at the time of the observation.  The
     default unit is kilometers. 'Center' is generally taken
     as center of figure, although in some higher-level products
     it may be center of mass.  Users should consult the data
     set documentation to determine which is presented in those
     cases where the difference might be significant."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TARGET_HELIOCENTRIC_DISTANCE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The TARGET_HELIOCENTRIC_DISTANCE provides the distance from
     the sun to the target of an observation at the time of the
     observation.  The default unit is kilometers. 'Center' is
     generally taken as center of figure, although in some higher-
     level products it may be center of mass.  Users should consult
     the data set documentation to determine which is presented in
     those cases where the difference might be significant."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TARGET_LIST
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 255
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TARGET_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 120
  DESCRIPTION = "
     The  target_name element identifies a target.  The target
     may be a planet, satellite,ring,region, feature,
     asteroid or comet. See target_type."
  STANDARD_VALUE_SET = {
     "1 CERES",
     "10 HYGIEA",
     "100 HEKATE",
     "1000 PIAZZIA",
     "1001 GAUSSIA",
     "1003 LILOFEE",
     "1004 BELOPOSKYA",
     "1005 ARAGO",
     "1006 LAGRANGEA",
     "1007 PAWLOWIA",
     "10094 EIJIKATO",
     "101 HELENA",
     "1011 LAODAMIA",
     "1012 SAREMA",
     "1013 TOMBECKA",
     "1014 SEMPHYRA",
     "1015 CHRISTA",
     "1016 ANITRA",
     "1017 JACQUELINE",
     "1018 ARNOLDA",
     "1019 STRACKEA",
     "10199 CHARIKLO",
     "102 MIRIAM",
     "1020 ARCADIA",
     "1021 FLAMMARIO",
     "1022 OLYMPIADA",
     "1023 THOMANA",
     "1024 HALE",
     "1025 RIEMA",
     "10261 NIKDOLLEZHAL",
     "1028 LYDINA",
     "103 HERA",
     "1030 VITJA",
     "1031 ARCTICA",
     "1032 PAFURI",
     "1034 MOZARTIA",
     "1035 AMATA",
     "1036 GANYMED",
     "1038 TUCKIA",
     "1039 SONNEBERGA",
     "103P/HARTLEY 2 (1986 E2)",
     "104 KLYMENE",
     "1041 ASTA",
     "1042 AMAZONE",
     "1045 MICHELA",
     "1046 EDWIN",
     "1047 GEISHA",
     "1048 FEODOSIA",
     "105 ARTEMIS",
     "105 ARTHEMIS",
     "1050 META",
     "1051 MEROPE",
     "1052 BELGICA",
     "1055 TYNKA",
     "1056 AZALEA",
     "1057 WANDA",
     "1058 GRUBBA",
     "106 DIONE",
     "1060 MAGNOLIA",
     "1061 PAEONIA",
     "1063 AQUILEGIA",
     "1065 AMUNDSENIA",
     "1067 LUNARIA",
     "1069 PLANCKIA",
     "107 CAMILLA",
     "1071 BRITA",
     "1075 HELINA",
     "1076 VIOLA",
     "1077 CAMPANULA",
     "1078 MENTHA",
     "107P/WILSON-HARRINGTON (1949 W1)",
     "108 HECUBA",
     "1080 ORCHIS",
     "1084 TAMARIWA",
     "1086 NATA",
     "1087 ARABIS",
     "1088 MITAKA",
     "1089 TAMA",
     "109 FELICITAS",
     "1090 SUMIDA",
     "1094 SIBERIA",
     "1095 TULIPA",
     "1097 VICIA",
     "1098 HAKONE",
     "1099 FIGNERIA",
     "109P/SWIFT-TUTTLE 1 (1862 O1)",
     "10P/TEMPEL 2 (1873 N1)",
     "11 PARTHENOPE",
     "110 LYDIA",
     "1101 CLEMATIS",
     "1102 PEPITA",
     "1103 SEQUOIA",
     "1104 SYRINGA",
     "1105 FRAGARIA",
     "1106 CYDONIA",
     "11066",
     "11066 SIGURD",
     "1107 LICTORIA",
     "11079 MITSUNORI",
     "1108 DEMETER",
     "1109 TATA",
     "111 ATE",
     "1110 JAROSLAWA",
     "1114 LORRAINE",
     "1115 SABAUDA",
     "1117 REGINITA",
     "1118 HANSKYA",
     "112 IPHIGENIA",
     "1122 NEITH",
     "1123 SHAPLEYA",
     "1124 STROOBANTIA",
     "1126 OTERO",
     "1127 MIMI",
     "1128 ASTRID",
     "113 AMALTHEA",
     "1130 SKULD",
     "1131 PORZIA",
     "1133 LUGDUNA",
     "1134 KEPLER",
     "1135 COLCHIS",
     "1137 RAISSA",
     "1139 ATAMI",
     "114 KASSANDRA",
     "1140 CRIMEA",
     "1143 ODYSSEUS",
     "1144 ODA",
     "1145 ROBELMONTE",
     "1146 BIARMIA",
     "1147 STAVROPOLIS",
     "1148 RARAHU",
     "1149 VOLGA",
     "115 THYRA",
     "1150 ACHAIA",
     "1152 PAWONA",
     "1154 ASTRONOMIA",
     "11548 JERRYLEWIS",
     "1155 AENNA",
     "116 SIRONA",
     "1162 LARISSA",
     "1164 KOBOLDA",
     "1165 IMPRINETTA",
     "1166 SAKUNTALA",
     "1167 DUBIAGO",
     "117 LOMIA",
     "1170 SIVA",
     "1171 RUSTHAWELIA",
     "1172 ANEAS",
     "1173 ANCHISES",
     "1176 LUCIDOR",
     "1177 GONNESSIA",
     "1178 IRMELA",
     "118 PEITHO",
     "1180 RITA",
     "1181 LILITH",
     "1185 NIKKO",
     "1186 TURNERA",
     "1187 AFRA",
     "1188 GOTHLANDIA",
     "1189 TERENTIA",
     "119 ALTHAEA",
     "1194 ALETTA",
     "1196 SHEBA",
     "1198 ATLANTIS",
     "1199 GELDONIA",
     "12 VICTORIA",
     "120 LACHESIS",
     "1201 STRENUA",
     "1204 RENZIA",
     "1208 TROILUS",
     "1209 PUMMA",
     "121 HERMIONE",
     "1212 FRANCETTE",
     "1213 ALGERIA",
     "1214 RICHILDE",
     "1215 BOYER",
     "1219 BRITTA",
     "122 GERDA",
     "1222 TINA",
     "1226 GOLIA",
     "1228 SCABIOSA",
     "1229 TILIA",
     "122P/DEVICO 1 (1846 D1)",
     "123 BRUNHILD",
     "1234 ELYNA",
     "1236 THAIS",
     "124 ALKESTE",
     "1242 ZAMBESIA",
     "1243 PAMELA",
     "1244 DEIRA",
     "12447 YATESCUP",
     "1245 CALVINIA",
     "1246 CHAKA",
     "1248 JUGURTHA",
     "1249 RUTHERFORDIA",
     "125 LIBERATRIX",
     "1251 HEDERA",
     "1252 CELESTIA",
     "1256 NORMANNIA",
     "1257 MORA",
     "125P/SPACEWATCH 1 (1991 R2)",
     "126 VELLEDA",
     "1261 LEGIA",
     "1262 SNIADECKIA",
     "1263 VARSAVIA",
     "1264 LETABA",
     "1266 TONE",
     "1268 LIBYA",
     "1269 ROLLANDIA",
     "126P/IRAS 1 (1983 M1)",
     "127 JOHANNA",
     "1271 ISERGINA",
     "1272 GEFION",
     "1273 HELMA",
     "1274 DELPORTIA",
     "1275 CIMBRIA",
     "1276 UCCLIA",
     "1277 DOLORES",
     "1278 KENYA",
     "1279 UGANDA",
     "128 NEMESIS",
     "1280 BAILLAUDA",
     "1281 JEANNE",
     "1282 UTOPIA",
     "1283 KOMSOMOLIA",
     "1284 LATVIA",
     "1289 KUTAISSI",
     "129 ANTIGONE",
     "1293 SONJA",
     "1294 ANTWERPIA",
     "13 EGERIA",
     "130 ELEKTRA",
     "1300 MARCELLE",
     "1301 YVONNE",
     "1302 WERRA",
     "1304 AROSA",
     "1306 SCYTHIA",
     "1307 CIMMERIA",
     "131 VALA",
     "1310 VILLIGERA",
     "13111 PAPACOSMAS",
     "1312 VASSAR",
     "1316 KASAN",
     "1317 SILVRETTA",
     "1318 NERINA",
     "1319 DISA",
     "132 AETHRA",
     "1320 IMPALA",
     "1321 MAJUBA",
     "1322 COPPERNICUS",
     "1323 TUGELA",
     "1324 KNYSNA",
     "1325 INANDA",
     "1326 LOSAKA",
     "1327 NAMAQUA",
     "1328 DEVOTA",
     "1329 ELIANE",
     "133 CYRENE",
     "1330 SPIRIDONIA",
     "1331 SOLVEJG",
     "1332 MARCONIA",
     "1333 CENEVOLA",
     "1335 DEMOULINA",
     "1336 ZEELANDIA",
     "1337 GERARDA",
     "133P/ELST-PIZARRO (1996 N2)",
     "134 SOPHROSYNE",
     "1340 YVETTE",
     "1342 BRABANTIA",
     "1343 NICOLE",
     "1345 POTOMAC",
     "1348 MICHEL",
     "135 HERTHA",
     "1350 ROSSELIA",
     "1351 UZBEKISTANIA",
     "1352 WAWEL",
     "1355 MAGOEBA",
     "1355 MANGOEBA",
     "1356 NYANZA",
     "1358 GAIKA",
     "136 AUSTRIA",
     "1360 TARKA",
     "1361 LEUSCHNERIA",
     "1362 GRIQUA",
     "1364 SAFARA",
     "1365 HENYEY",
     "1367 NONGOMA",
     "1368 NUMIDIA",
     "1369 OSTANINA",
     "137 MELIBOEA",
     "1372 HAREMARI",
     "1373 CINCINNATI",
     "1374 ISORA",
     "1375 ALFREDA",
     "1379 LOMONOSOWA",
     "138 TOLOSA",
     "1384 KNIERTJE",
     "1385 GELRIA",
     "1386 STORERIA",
     "139 JUEWA",
     "1390 ABASTUMANI",
     "1391 CARELIA",
     "1392 PIERRE",
     "1393 SOFALA",
     "1396 OUTENIQUA",
     "1399 TENERIFFA",
     "14 IRENE",
     "140 SIWA",
     "1400 TIRELA",
     "1403 IDELSONIA",
     "1403 ILDESONIA",
     "1406 KOMPPA",
     "1407 LINDELOF",
     "1409 ISKO",
     "140P/BOWELL-SKIFF 1 (1980 E1)",
     "141 LUMEN",
     "1414 JEROME",
     "1418 FAYETA",
     "141P/MACHHOLZ 2 (1994 P1-A)",
     "142 POLANA",
     "1420 RADCLIFFE",
     "1422 STROMGRENIA",
     "1423 JOSE",
     "1424 SUNDMANIA",
     "1425 TUORLA",
     "1427 RUVUMA",
     "1428 MOMBASA",
     "143 ADRIA",
     "1431 LUANDA",
     "1432 ETHIOPIA",
     "1433 GERAMTINA",
     "1434 MARGOT",
     "1436 SALONTA",
     "1439 VOGTIA",
     "143P/KOWAL-MRKOS (1984 H1)",
     "144 VIBILIA",
     "1442 CORVINA",
     "1444 PANNONIA",
     "1445 KONKOLYA",
     "1449 VIRTANEN",
     "145 ADEONA",
     "1451 GRANO",
     "1453 FENNIA",
     "1455 MITCHELLA",
     "1458 MINEURA",
     "1459 MAGNYA",
     "146 LUCINA",
     "1461 JEAN-JACQUES",
     "1463 NORDENMARKIA",
     "1467 MASHONA",
     "1469 LINZIA",
     "147 PROTOGENEIA",
     "1471 TORNIO",
     "1474 BEIRA",
     "1478 VIHURI",
     "148 GALIIA",
     "148 GALLIA",
     "1480 AUNUS",
     "1481 TUBINGIA",
     "1483 HAKOILA",
     "1484 POSTREMA",
     "1487 BODA",
     "149 MEDUSA",
     "1490 LIMPOPO",
     "1493 SIGRID",
     "1494 SAVO",
     "1499 PORI",
     "15 EUNOMIA",
     "150 NUWA",
     "1501 BAADE",
     "1502 ARENDA",
     "1506 XOSA",
     "1508 KEMI",
     "1509 ESCLANGONA",
     "151 ABUNDANTIA",
     "1510 CHARLOIS",
     "1512 OULU",
     "1517 BEOGRAD",
     "1518 ROVANIEMI",
     "152 ATALA",
     "1520 IMATRA",
     "1529 OTERMA",
     "153 HILDA",
     "1530 RANTASEPPA",
     "1531 HAERTMUT",
     "1534 NASI",
     "1535 PAIJANNE",
     "1539 BORELLY",
     "1539 BORRELLY",
     "154 BERTHA",
     "1541 ESTONIA",
     "1542 SCHALEN",
     "1545 THERNOE",
     "1546 IZASK",
     "1548 PALOMAA",
     "1549 MIKKO",
     "1550 TITO",
     "1553 BAUERSFELDA",
     "1554 YUGOSLAVIA",
     "1556 WINGOLFIA",
     "156 XANTHIPPE",
     "1560 STRATTONIA",
     "1562 GONDOLATSCH",
     "1563 NOEL",
     "1564 SRBIJA",
     "1565 LEMAITRE",
     "1566 ICARUS",
     "1567 ALIKOSKI",
     "1568 AISLEEN",
     "157 DEJANIRA",
     "1571 CESCO",
     "1573 VAISALA",
     "1574 MEYER",
     "1575 WINIFRED",
     "1576 FABIOLA",
     "1577 REISS",
     "1578 KIRKWOOD",
     "1579 HERRICK",
     "158 KORONIS",
     "1580 BETULIA",
     "1581 ABANDERADA",
     "1583 ANTILOCHUS",
     "1584 FUJI",
     "1585 UNION",
     "1587 KAHRSTEDT",
     "159 AEMILIA",
     "1591 BAIZE",
     "1592 MATHIEU",
     "1593 FAGNES",
     "1594 DANJON",
     "1595 TANGA",
     "16 CYG A",
     "16 CYG B",
     "16 PSYCHE",
     "160 UNA",
     "1600 VYSSOTSKY",
     "1601 PATRY",
     "1602 INDIANA",
     "1603 NEVA",
     "1604 TOMBAUGH",
     "1605 MILANKOVITCH",
     "1606 JEKHOVSKY",
     "1607 MAVIS",
     "1609 BRENDA",
     "161 ATHOR",
     "1613 SMILEY",
     "1615 BARDWELL",
     "1618 DAWN",
     "1619 UETA",
     "162 LAURENTIA",
     "1620 GEOGRAPHOS",
     "1621 DRUZHBA",
     "1625 THE NORC",
     "1626 SADEYA",
     "1627 IVAR",
     "1628 STROBEL",
     "1629 PECKER",
     "163 ERIGONE",
     "1634 NDOLA",
     "1635 BOHRMANN",
     "1636 PORTER",
     "1637 SWINGS",
     "1638 RUANDA",
     "164 EVA",
     "1640 NEMO",
     "1642 HILL",
     "1644 RAFITA",
     "1645 WATERFIELD",
     "1646 ROSSELAND",
     "165 LORELEY",
     "1650 HECKMANN",
     "1651 BEHRENS",
     "1653 YAKHONTOVIA",
     "1654 BOJEVA",
     "1655 COMAS SOLA",
     "1656 SUOMI",
     "1657 ROEMERA",
     "1658 INNES",
     "1659 PUNKAHARJU",
     "166 RHODOPE",
     "1660 WOOD",
     "1662 HOFFMANN",
     "1664 FELIX",
     "1665 GABY",
     "1667 PELS",
     "167 URDA",
     "1677 TYCHO BRAHE",
     "1679 NEVANLINNA",
     "168 SIBYLLA",
     "1680 PER BRAHE",
     "1685 TORO",
     "1689 FLORIS-JAN",
     "169 ZELIA",
     "1691 OORT",
     "1692 SUBBOTINA",
     "1693 HERTZPRUNG",
     "1693 HERTZSPRUNG",
     "1694 KAISER",
     "1695 WALBECK",
     "1697 KOSKENNIEMI",
     "17 THETIS",
     "170 MARIA",
     "1700 ZVEZDARA",
     "1701 OKAVANGO",
     "1702 KALAHARI",
     "1705 TAPIO",
     "1706 DIECKVOSS",
     "171 OPHELIA",
     "1711 SANDRINE",
     "1712 ANGOLA",
     "1715 SALLI",
     "1716 PETER",
     "1717 ARLON",
     "172 BAUCIS",
     "1722 GOFFIN",
     "1724 VLADIMIR",
     "1725 CRAO",
     "1726 HOFFMEISTER",
     "1727 METTE",
     "1728 GOETHE LINK",
     "1729 BERYL",
     "173 INO",
     "1730 MARCELINE",
     "1731 SMUTS",
     "1734 ZHONGOLOVICH",
     "1738 OOSTERHOFF",
     "174 PHAEDRA",
     "1740 PAAVO NURMI",
     "1743 SCHMIDT",
     "1746 BROUWER",
     "1747 WRIGHT",
     "1748 MAUDERLI",
     "1749 TELAMON",
     "175 ANDROMACHE",
     "1750 ECKERT",
     "1751 HERGET",
     "1754 CUNNINGHAM",
     "1759 KIENLE",
     "176 IDUNA",
     "1765 WRUBEL",
     "1766 SLIPHER",
     "1768 APPENZELLA",
     "177 IRMA",
     "1771 MAKOVER",
     "1772 GAGARIN",
     "1775 ZIMMERWALD",
     "1777 GEHRELS",
     "178 BELISANA",
     "1781 VAN BIESBROECK",
     "1783 ALBITSKIJ",
     "1785 WURM",
     "179 KLYTAEMNESTRA",
     "1793 ZOYA",
     "1794 FINSEN",
     "1795 WOLTJER",
     "1796 RIGA",
     "1797 SCHAUMASSE",
     "1798 WATTS",
     "1799 KOUSSEVITZKY",
     "18 MELPOMENE",
     "180 GARUMNA",
     "1806 DERICE",
     "1807 SLOVAKIA",
     "181 EUCHARIS",
     "1815 BEETHOVEN",
     "1816 LIBERA",
     "1819 LAPUTA",
     "182 ELSA",
     "18268 DARDANOS",
     "1828 KASHIRINA",
     "183 ISTRIA",
     "1830 POGSON",
     "1831 NICHOLSON",
     "1836 KOMAROV",
     "1838 URSA",
     "1839 RAGAZZA",
     "184 DEJOPEJA",
     "1841 MASSRYK",
     "1842 HYNEK",
     "1847 STOBBE",
     "1848 DELVAUX",
     "185 EUNIKE",
     "1854 SKVORTSOV",
     "1856 RUZENA",
     "1857 PARCHOMENKO",
     "1858 LOBACHEVSKIJ",
     "186 CELUTA",
     "1860 BARBAROSSA",
     "1862 APOLLO",
     "1863 ANTINOUS",
     "1865 CERBERUS",
     "1866 SISYPHUS",
     "1867 DEIPHOBUS",
     "187 LAMBERTA",
     "1871 ASTYANAX",
     "188 MENIPPE",
     "1882 RAUMA",
     "1883 RIMITO",
     "1888 ZU CHONG-ZHI",
     "189 PHTHIA",
     "1891 GONDOLA",
     "1892 LUCIENNE",
     "19 FORTUNA",
     "190 ISMENE",
     "1901 MORAVIA",
     "1902 SHAPOSHNIKOV",
     "1903 ADZHIMUSHKAJ",
     "1904 MASSEVITCH",
     "1906 NAEF",
     "1907 RUDNEVA",
     "191 KOLGA",
     "1911 SCHUBART",
     "1915 QUETZALCOATL",
     "1919 CLEMENCE",
     "192 NAUSIKAA",
     "1920 SARMIENTO",
     "1923 OSIRIS",
     "1929 KOLLAA",
     "193 AMBROSIA",
     "1930 LUCIFER",
     "1932 JANSKY",
     "1933 TINCHEN",
     "1934 JEFFERS",
     "1936 LUGANO",
     "194 PROKNE",
     "1943 ANTEROS",
     "1948 KAMPALA",
     "195 EURYKLEIA",
     "1951 LICK",
     "196 PHILOMELA",
     "1963 BEZOVEC",
     "1967 MENZEL",
     "1968 MEHLTRETTER",
     "197 ARETE",
     "1970 SUMERIA",
     "1977 SHURA",
     "198 AMPELLA",
     "1980 TEZCATLIPOCA",
     "1989 TATRY",
     "1989N1",
     "1989N2",
     "199 BYBLIS",
     "1990 PILCHER",
     "1991 XB",
     "1992 GALVARINO",
     "1992 NA",
     "1992 UB",
     "1994 SHANE",
     "1994 VK8",
     "1995 BM2",
     "1995 HAJEK",
     "1995 WQ5",
     "1996 GQ21",
     "1996 PW",
     "1996 RD29",
     "1996 TO66",
     "1996 TP66",
     "1996 UK",
     "1997 CS29",
     "1997 CZ5",
     "1998 BU48",
     "1998 HK151",
     "1998 KY26",
     "1998 TITIUS",
     "1998 VG44",
     "1998 WH24",
     "1998 WS",
     "1998 XY95",
     "1999 DE9",
     "1999 HIRAYAMA",
     "1999 KR16",
     "19P/BORRELLY 1 (1904 Y2)",
     "1P/HALLEY 1 (1682 Q1)",
     "2 PALLAS",
     "20 MASSALIA",
     "200 DYNAMENE",
     "2000 AT44",
     "2000 EB173",
     "2000 GN171",
     "2001 CZ31",
     "2001 EINSTEIN",
     "2001 FZ173",
     "201 PENELOPE",
     "2010 CHEBYSHEV",
     "2011 VETERANIYA",
     "2014 VASILEVSKIS",
     "2017 WESSON",
     "2019 VAN ALBADA",
     "2022 WEST",
     "2024 MCLAUGHLIN",
     "2029 BINOMI",
     "203 POMPEJA",
     "2031 BAM",
     "2035 STEARNS",
     "2038 BISTRO",
     "204 KALLISTO",
     "2040 CHALONGE",
     "2042 SITARSKI",
     "2045 PEKING",
     "2048 DWORNIK",
     "205 MARTHA",
     "2050 FRANCIS",
     "2052 TAMRIKO",
     "2053 NUKI",
     "2056 NANCY",
     "206 HERSILIA",
     "2060 CHIRON",
     "2063 BACCHUS",
     "2064 THOMSEN",
     "2065 SPICER",
     "2067 AKSNES",
     "207 HEDDA",
     "2070 HUMASON",
     "2073 JANACEK",
     "2074 SHOEMAKER",
     "2078 NANKING",
     "208 LACRIMOSA",
     "2081 SAZAVA",
     "2083 SMITHER",
     "2085 HENAN",
     "2086 NEWELL",
     "2087 KOCHERA",
     "2088 SAHLIA",
     "2089 CETACEA",
     "208L ACRIMOSA",
     "209 DIDO",
     "2090 MIZUHO",
     "2091 SAMPO",
     "2093 GENICHESK",
     "2096 VAINO",
     "2098 ZYSKIN",
     "2099 OPIK",
     "21 LUTETIA",
     "210 ISABELLA",
     "2100 RA-SHALOM",
     "2100 RASHALOM",
     "2102 TANTALUS",
     "2103 LAVERNA",
     "2104 TORONTO",
     "2105 GUDY",
     "2106 HUGO",
     "2107 ILMARI",
     "211 ISOLDA",
     "2111 TSELINA",
     "2112 ULYANOV",
     "2113 EHRDNI",
     "2118 FLAGSTAFF",
     "2119 SCHWALL",
     "212 MEDEA",
     "2121 SAVASTOPOL",
     "2128 WETHERILL",
     "213 LILAEA",
     "2130 EVDOKIYA",
     "2131 MAYALL",
     "2139 MAKHARADZE",
     "214 ASCHERA",
     "2140 KEMEROVO",
     "2141 SIMFEROPOL",
     "2143 JIMARNOLD",
     "2147 KHARADZE",
     "2149 SCHWAMBRANIYA",
     "2150 NYCTIMENE",
     "2151 HADWIGER",
     "2152 HANNIBAL",
     "2156 KATE",
     "2157 ASHBROOK",
     "2159 KUKKAMAKI",
     "216 KLEOPATRA",
     "2161 GRISSOM",
     "2167 ERIN",
     "2169 TAIWAN",
     "217 EUDORA",
     "2174 ASMODEUS",
     "218 BIANCA",
     "2185 GUANGDONG",
     "2189 ZARAGOZA",
     "219 THUSNELDA",
     "2194 ARPOLA",
     "2196 ELLICOTT",
     "21P/GIACOBINI-ZINNER 1 (1900 Y1)",
     "22 KALLIOPE",
     "220 STEPHANIA",
     "2201 OLJATO",
     "2204 LYYLI",
     "2207 ANTENOR",
     "2208 PUSHKIN",
     "221 EOS",
     "2212 HEPHAISTOS",
     "2215 SICHUAN",
     "222 LUCIA",
     "2223 SARPEDON",
     "223 ROSA",
     "2231 DURRELL",
     "2234 SCHMADEL",
     "2235 VITTORE",
     "224 OCEANA",
     "2241 ALCATHOUS",
     "2244 TESLA",
     "2246 BOWELL",
     "225 HENRIETTA",
     "2251 TIKHOV",
     "2253 ESPINETTE",
     "2258 VIIPURI",
     "2259 SOFIEVKA",
     "226 WERINGIA",
     "2260 NEOPTOLEMUS",
     "2263 SHAANXI",
     "2266 TCHAIKOVSKY",
     "2268 SZMYTOWNA",
     "227 PHILOPOSPHIA",
     "2271 KISO",
     "2272 MONTEZUMA",
     "2278 GOTZ",
     "2279 BARTO",
     "228 AGATHE",
     "2280 KUNIKOV",
     "2282 ANDRES BELLO",
     "229 ADELINDA",
     "2291 KEVO",
     "2292 SEILI",
     "2296 KUGULTINOV",
     "2299 HANKO",
     "22P/KOPFF 1 (1906 Q1)",
     "23 THALIA",
     "230 ATHAMANTIS",
     "2303 RETSINA",
     "2305 KING",
     "2306 BAUSCHINGER",
     "2308 SCHILT",
     "231 VINDOBONA",
     "2311 EL LEONCITO",
     "2312 DUBOSHIN",
     "2316 JO-ANN",
     "2317 GALYA",
     "232 RUSSIA",
     "2327 GERSHBERG",
     "2328 ROBESON",
     "233 ASTEROPE",
     "2331 PARVULESCO",
     "2332 KALM",
     "2335 JAMES",
     "234 BARBARA",
     "2341 AOLUTA",
     "2345 FUCIK",
     "2346 LILIO",
     "2349 KURCHENKO",
     "235 CAROLINA",
     "2353 ALVA",
     "2354 LAVROV",
     "2357 PHERECLOS",
     "236 HONORIA",
     "2363 CEBRIONES",
     "2365 INTERKOSMOS",
     "2369 CHEKHOV",
     "237 COELESTINA",
     "2370 VAN ALTENA",
     "2371 DIMITROV",
     "2373 IMMO",
     "2374 VLADVYSOTSKIJ",
     "2375 RADEK",
     "2378 PANNEKOEK",
     "2379 HEISKANEN",
     "238 HYPATIA",
     "2380 HEILONGJIANG",
     "2381 LANDI",
     "2382 NONIE",
     "2386 NIKONOV",
     "239 ADRASTEA",
     "2390 NEZARKA",
     "2396 KOCHI",
     "2397 LAPPAHARVI",
     "23P/BRORSEN-METCALF 1 (1847 O1)",
     "24 THEMIS",
     "240 VANADIS",
     "2401 AEHLITA",
     "2402 SATPAEV",
     "2403 SUMAVA",
     "2405 WELCH",
     "2407 HAUG",
     "2409 CHAPMAN",
     "241 GERMANIA",
     "2410 MORRISON",
     "2411 ZELLNER",
     "242 KRIEMHILD",
     "2420 CIURLIONIS",
     "2423 IBARRURI",
     "2427 KOBZAR",
     "2428 KAMENYAR",
     "243 IDA",
     "2430 BRUCE HELIN",
     "2438 OLESHKO",
     "244 SITA",
     "2440 EDUCATIO",
     "2442 CORBETT",
     "2444 LEDERLE",
     "2446 LUNACHARSKY",
     "2448 SHOLOKHOV",
     "2449 KENOS",
     "245 VERA",
     "2451 DOLLFUS",
     "2455 SOMVILLE",
     "246 ASPORINA",
     "2463 STERPIN",
     "2464 NORDENSKIOLD",
     "2465 WILSON",
     "2467 KOLLONTAI",
     "2468 REPIN",
     "247 EUKRATE",
     "2478 TOKAI",
     "248 LAMEIA",
     "2482 PERKIN",
     "2489 SUVOROV",
     "249 ILSE",
     "2490 BUSSOLINI",
     "2491 TVASHTRI",
     "2493 ELMER",
     "24P/SCHAUMASSE 1 (1911 X1)",
     "25 PHOCAEA",
     "250 BETTINA",
     "2501 LOHJA",
     "2503 LIAONING",
     "2504 GAVIOLA",
     "2507 BOBONE",
     "2508 ALUPKA",
     "2509 CHUKOTKA",
     "251 SOPHIA",
     "2510 SHANDONG",
     "2511 PATTERSON",
     "25143 ITOKAWA",
     "2519 ANNAGERMAN",
     "252 CLEMENTINA",
     "2521 HEIDI",
     "2524 BUDOVICIUM",
     "2525 O'STEEN",
     "2525 O_STEEN",
     "2527 GREGORY",
     "253 MATHILDE",
     "2538 VANDERLINDEN",
     "254 AUGUSTA",
     "2547 HUBEI",
     "2548 LELOIR",
     "255 OPPAVIA",
     "2558 VIV",
     "2559 SVOBODA",
     "256 WALPURGA",
     "2560 SIEGMA",
     "2566 KIRGHIZIA",
     "2567 ELBA",
     "2569 MADELINE",
     "257 SILESIA",
     "2575 BULGARIA",
     "2577 LITVA",
     "2579 SPARTACUS",
     "258 TYCHE",
     "2582 HARIMAYA-BASHI",
     "259 ALATHEA",
     "259 ALETHEIA",
     "2590 MOURAO",
     "2598 MERLIN",
     "2599 VESELI",
     "26 PROSERPINA",
     "260 HUMBERTA",
     "2604 MARSHAK",
     "2606 ODESSA",
     "261 PRYMNO",
     "2612 KATHRYN",
     "262 VALDA",
     "2625 JACK LONDON",
     "2629 RUDRA",
     "263 DRESDA",
     "2631 ZHEJIANG",
     "2634 JAMES BRADLEY",
     "2635 HUGGINS",
     "264 LIBUSSA",
     "2640 HALLSTROM",
     "2645 DAPHNE PLANE",
     "265 ANNA",
     "2651 KAREN",
     "2653 PRINCIPIA",
     "2655 GUANGXI",
     "2659 MILLIS",
     "266 ALINE",
     "267 TIRZA",
     "2674 PANDARUS",
     "2675 TOLKIEN",
     "268 ADOREA",
     "2681 OSTROVSKIJ",
     "2685 MASURSKY",
     "26879 HAINES",
     "269 JUSTITIA",
     "26P/GRIGG-SKJELLERUP 1 (1922 K1)",
     "27 EUTERPE",
     "270 ANAHITA",
     "2703 RODARI",
     "2704 JULIAN LOEWE",
     "2708 BURNS",
     "2709 SAGAN",
     "271 PENTHESILEA",
     "2715 MIELIKKI",
     "2717 TELLERVO",
     "272 ANTONIA",
     "2720 PYOTR PERVYJ",
     "2724 ORLOV",
     "2728 YATSKIV",
     "273 ATROPOS",
     "2730 BARKS",
     "2732 WITT",
     "2733 HAMINA",
     "2735 ELLEN",
     "2736 OPS",
     "2737 KOTKA",
     "274 PHILAGORIA",
     "2744 BIRGITTA",
     "2746 HISSAO",
     "2748 PATRICK GENE",
     "275 SAPIENTIA",
     "2750 LOVIISA",
     "2754 EFIMOV",
     "276 ADELHEID",
     "2760 KACHA",
     "2762 FOWLER",
     "2763 JEANS",
     "277 ELVIRA",
     "2772 DUGAN",
     "2775 ODISHAW",
     "2778 TANGSHAN",
     "278 PAULINA",
     "2780 MONNING",
     "2789 FOSHAN",
     "279 THULE",
     "2790 NEEDHAM",
     "2791 PARADISE",
     "2795 LEPAGE",
     "2796 KRON",
     "27P/CROMMELIN 1 (1928 W1)",
     "28 BELLONA",
     "2801 HUYGENS",
     "2807 KARL MARX",
     "2809 VERNADSKIJ",
     "281 LUCRETIA",
     "2810 LEV TOLSTOJ",
     "2813 ZAPPALA",
     "2815 SOMA",
     "2816 PIEN",
     "2818 JUVENALIS",
     "282 CLORINDE",
     "2820 IISALMI",
     "2827 VELLAMO",
     "2829 BOBHOPE",
     "283 EMMA",
     "2830 GREENWICH",
     "2834 CHRISTY CAROL",
     "284 AMALIA",
     "2840 KALLAVESI",
     "2841 PUIJO",
     "2850 MOZHAISKIJ",
     "2851 HARBIN",
     "2852 DECLERCQ",
     "2855 BASTIAN",
     "2857 NOT",
     "286 ICLEA",
     "2861 LAMBRECHT",
     "2864 SODERBLOM",
     "2867 STEINS",
     "287 NEPHTHYS",
     "2872 GENTELEC",
     "2873 BINZEL",
     "2874 JIM YOUNG",
     "2875 LAGERKVIST",
     "2879 SHIMIZU",
     "288 GLAUKE",
     "2881 MEIDEN",
     "289 NENETTA",
     "2891 MCGETCHIN",
     "2892 FILIPENKO",
     "2893 PEIROOS",
     "28P/NEUJMIN 1 (1913 R2)",
     "29 AMPHITRITE",
     "290 BRUNA",
     "2902 WESTERLUND",
     "2905 PLASKETT",
     "2906 CALTECH",
     "2908 SHIMOYAMA",
     "291 ALICE",
     "2911 MIAHELENA",
     "2912 LAPALMA",
     "2914 GLARNISCH",
     "2917 SAWYER HOGG",
     "292 LUDOVICA",
     "2920 AUTOMEDON",
     "2923 SCHUYLER",
     "2925 BEATTY",
     "2927 ALAMOSA",
     "2929 HARRIS",
     "293 BRASILIA",
     "2930 EURIPIDES",
     "2934 ARISTOPHANES",
     "2938 HOPI",
     "294 FELICIA",
     "2946 MUCHACHOS",
     "2949 KAVERZNEV",
     "295 THERESIA",
     "2952 LILLIPUTIA",
     "2953 VYSHESLAVIA",
     "2955 NEWBURN",
     "2956 YEOMANS",
     "2957 TATSUO",
     "2959 SCHOLL",
     "296 PHAETUSA",
     "2961 KATSURAHAMA",
     "2962 OTTO",
     "2965 SURIKOV",
     "2966 KORSUNIA",
     "297 CAECILIA",
     "2973 PAOLA",
     "2975 SPAHR",
     "2977 CHIVILIKHIN",
     "298 BAPTISTINA",
     "2988 KORHONEN",
     "2991 BILBO",
     "2993 WENDY",
     "2996 BOWMAN",
     "29P/SCHWASSMANN-WACHMANN 1 (1927 V1)",
     "2P/ENCKE 1 (1818 W1)",
     "3 JUNO",
     "30 URANIA",
     "3000 LEONARDO",
     "3007 REAVES",
     "301 BAVARIA",
     "3015 CANDY",
     "302 CLARISSA",
     "3020 NAUDTS",
     "3022 DOBERMANN",
     "3023 HEARD",
     "3028 ZHANGGUOXI",
     "303 JOSEPHINE",
     "3033 HOLBAEK",
     "3036 KRAT",
     "3037 ALKU",
     "304 OLGA",
     "3040 KOZAI",
     "3043 SAN DIEGO",
     "306 UNITAS",
     "3060 DELCANO",
     "3063 MAKHAON",
     "3065 SARAHILL",
     "3066 MCFADDEN",
     "3067 AKMATOVA",
     "30698 HIPPOKOON",
     "307 NIKE",
     "3073 KURSK",
     "3074 POPOV",
     "308 POLYXO",
     "3085 DONNA",
     "309 FRATERNITAS",
     "3090 TJOSSEM",
     "3096 BEZRUC",
     "31 EUPHROSYNE",
     "310 MARGARITA",
     "3101 GLODERBERGER",
     "3102 KROK",
     "3103 EGER",
     "3104 DURER",
     "3105 STRUMPFF",
     "3106 MORABITO",
     "3109 MACHIN",
     "311 CLAUDIA",
     "3116 GOODRICKE",
     "312 PIERRETTA",
     "3121 TAMINES",
     "3122 FLORENCE",
     "3123 DUNHAM",
     "3124 KANSAS",
     "3128 OBRUCHEV",
     "313 CHALDAEA",
     "3137 HORKY",
     "3139 SHANTOU",
     "314 ROSALIA",
     "3141 BUCHAR",
     "3151 TALBOT",
     "3152 JONES",
     "3153 LINCOLN",
     "3155 LEE",
     "3158 ANGA",
     "316 GOBERTA",
     "3162 NOSTALGIA",
     "3167 BABCOCK",
     "3169 OSTRO",
     "317 ROXANE",
     "3170 DZHANIBEKOV",
     "3175 NETTO",
     "3179 BERUTI",
     "3181 AHMERT",
     "3181 AHNERT",
     "3182 SHIMANTO",
     "319 LEONA",
     "3192 A'HEARN",
     "3197 WEISSMAN",
     "3198 WALLONIA",
     "3199 NEFERTITI",
     "31P/SCHWASSMANN-WACHMANN 2 (1929 B1)",
     "32 POMONA",
     "3200 PHAETHON",
     "3204 LINDGREN",
     "3209 BUCHWALD",
     "321 FLORENTINA",
     "3214 MAKARENKO",
     "3216 HARRINGTON",
     "322 PHAEO",
     "3220 MURAYAMA",
     "3224 IRKUTSK",
     "3225 HOAG",
     "323 BRUCIA",
     "3231 MILA",
     "324 BAMBERGA",
     "3242 BACKCHISARAJ",
     "3246 BIDSTRUP",
     "3248 FARINELLA",
     "3249 MUSASHINO",
     "325 HEIDELBERGA",
     "3254 BUS",
     "3255 THOLEN",
     "3256 DAGUERRE",
     "3258 SOMNIUM",
     "3259 BROWNLEE",
     "326 TAMARA",
     "3262 MIUNE",
     "3265 FLETCHER",
     "3267 GLO",
     "3268 DE SANCTIS",
     "327 COLUMBIA",
     "3274 MAILLEN",
     "3285 RUTH WOLFE",
     "3287 OLMSTEAD",
     "3288 SELEUCUS",
     "329 SVEA",
     "3296 BOSQUE ALEGRE",
     "33 POLYHYMNIA",
     "3300 MCGLASSON",
     "3306 BYRON",
     "3307 ATHABASCA",
     "3308 FERRERI",
     "3309 BRORFELDE",
     "331 ETHERIDGEA",
     "3311 PODOBED",
     "3314 BEALS",
     "3317 PARIS",
     "332 SIRI",
     "3320 NAMBA",
     "3321 DASHA",
     "3328 INTERPOSITA",
     "3330 GANTRISCH",
     "3332 RAKSHA",
     "3333 SCHABER",
     "334 CHICAGO",
     "3340 YINHAI",
     "3341 HARTMANN",
     "3343 NEDZEL",
     "3345 TARKOVSKIJ",
     "3349 MANAS",
     "335 ROBERTA",
     "3352 MCAULIFFE",
     "3354 MCNAIR",
     "336 LACADIERA",
     "3363 BOWEN",
     "3364 ZDENKA",
     "3365 RECOGNE",
     "3367 ALEX",
     "337 DEVOSA",
     "3371 GIACCONI",
     "3375 AMY",
     "3376 ARMANDHAMMER",
     "338 BUDROSA",
     "3381 MIKKOLA",
     "3385 BRONNINA",
     "3388 TSANGHINCHI",
     "3389 SINZOT",
     "339 DOROTHEA",
     "3394 BANNO",
     "3395 JITKA",
     "34 CIRCE",
     "340 EDUARDA",
     "3400 AOTEAROA",
     "3401 VANPHILOS",
     "3406 OMSK",
     "341 CALIFORNIA",
     "3416 DORRIT",
     "3417 TAMBLYN",
     "342 ENDYMION",
     "3430 BRADFIELD",
     "3431 NAKANO",
     "3435 BOURY",
     "344 DESIDERATA",
     "3440 STAMPFER",
     "3443 LEETSUNGDAO",
     "3445 PINSON",
     "3447 BURCKHALTER",
     "345 TERCIDINA",
     "3451 MENTOR",
     "3458 BODUOGNAT",
     "346 HERMENTARIA",
     "347 PARIANA",
     "3474 LINSLEY",
     "3478 FANALE",
     "348 MAY",
     "3483 SVETLOV",
     "349 DEMBOWSKA",
     "3491 FRIDOLIN",
     "3492 PETRA-PEPI",
     "3493 STEPANOV",
     "3494 PURPLE MOUNTAIN",
     "3498 BELTON",
     "35 LEUKOTHEA",
     "350 ORNAMENTA",
     "3501 OLEGIYA",
     "3507 VILAS",
     "3511 TSVETAEVA",
     "352 GISELA",
     "3523 ARINA",
     "3526 JEFFBELL",
     "3527 MCCORD",
     "3528 COUNSELMAN",
     "353 RUPERTO-CAROLA",
     "3533 TOYOTA",
     "3534 SAX",
     "3536 SCHLEICHER",
     "354 ELEONORA",
     "3542 TANJIAZHEN",
     "3545 GAFFEY",
     "3546 ATANASOFF",
     "3548 EURYBATES",
     "355 GABRIELLA",
     "3551 VERENIA",
     "3559 VIOLAUMAYER",
     "356 LIGURIA",
     "3563 CANTERBURY",
     "3566 LEVITAN",
     "3567 ALVEMA",
     "357 NININA",
     "3573 HOLMBERG",
     "3575 ANYUTA",
     "3576 GALINA",
     "3578 CARESTIA",
     "358 APOLLONIA",
     "3581 ALVAREZ",
     "3586 VASNETSOV",
     "3587 DESCARTES",
     "359 GEORGIA",
     "3592 NEDBAL",
     "36 ATALANTE",
     "360 CARLOVA",
     "3600 ARCHIMEDES",
     "361 BONONIA",
     "3611 DABU",
     "3615 SAFRONOV",
     "362 HAVNIA",
     "3627 SAYERS",
     "3628 BOZNEMCOVA",
     "363 PADUA",
     "3630 LUBOMIR",
     "3635 KREUTZ",
     "3636 PAJDUSAKOVA",
     "364 ISARA",
     "3640 GOSTIN",
     "3642 FRIEDEN",
     "3645 FABINI",
     "3647 DERMOTT",
     "365 CORDUBA",
     "3654 AAS",
     "3657 ERMOLOVA",
     "3658 FELDMAN",
     "366 VICENTINA",
     "366 VINCENTINA",
     "3663 TISSERAND",
     "3665 FITZGERALD",
     "3669 VERTINSKIJ",
     "367 AMICITIA",
     "3670 NORTHCOTT",
     "3674 ERBISBUHL",
     "3677 MAGNUSSON",
     "3678 MONGMANWAI",
     "368 HAIDEA",
     "3682 WELTHER",
     "3684 BERRY",
     "3686 ANTOKU",
     "3687 DZUS",
     "369 AERIA",
     "3691 BEDE",
     "37 FIDES",
     "3700 GEOWILLIAMS",
     "3701 PURKYNE",
     "3702 TRUBETSKAYA",
     "3704 GAOSHIQI",
     "3709 POLYPOITES",
     "371 BOHEMIA",
     "3710 BOGOSLOVSKIJ",
     "3712 KRAFT",
     "3713 PIETERS",
     "372 PALMA",
     "3728 IRAS",
     "373 MELUSINA",
     "3730 HURBAN",
     "3734 WALAND",
     "3737 BECKMAN",
     "374 BURGUNDIA",
     "3740 MENGE",
     "3744 HORN-D'ARTURO",
     "3748 TATUM",
     "375 URSULA",
     "3752 CAMILLO",
     "3753 CRUITHNE",
     "3759 PIIRONEN",
     "376 GEOMETRIA",
     "3760 POUTANEN",
     "3762 AMARAVELLA",
     "3767 DIMAGGIO",
     "377 CAMPANIA",
     "3775 ELLENBETH",
     "378 HOLMIA",
     "3782 CELLE",
     "3786 YAMADA",
     "3787 AIVAZOVSKIJ",
     "3789 ZHONGGUO",
     "379 HUENNA",
     "3792 PRESTON",
     "3793 LEONTEUS",
     "3796 LENE",
     "38 LEDA",
     "380 FIDUCIA",
     "3800 KARAYUSUF",
     "3809 AMICI",
     "381 MYRRHA",
     "3813 FORTOV",
     "3816 CHUGAINOV",
     "3819 ROBINSON",
     "382 DODONA",
     "3824 BRENDALEE",
     "3827 ZDENEKHORSKY",
     "3829 GUNMA",
     "383 JANINA",
     "3831 PETTENGILL",
     "3832 SHAPIRO",
     "3833 CALINGASTA",
     "384 BURDIGALA",
     "3841 DICICCO",
     "3849 INCIDENTIA",
     "385 ILMATAR",
     "3850 PELTIER",
     "3853 HAAS",
     "3858 DORCHESTER",
     "386 SIEGENA",
     "3860 PLOVDIV",
     "3861 LORENZ",
     "3862 AGEKIAN",
     "3869 NORTON",
     "387 AQUITANIA",
     "3873 RODDY",
     "3875 STAEHLE",
     "388 CHARYBDIS",
     "3880 KAISERMAN",
     "3885 BOGORODSKIJ",
     "3886 SHCHERBAKOVIA",
     "3888 HOYT",
     "389 INDUSTRIA",
     "3894 WILLIAMCOOKE",
     "38P/STEPHAN-OTERMA 1 (1942 V1)",
     "39 LAETITIA",
     "390 ALMA",
     "3900 KNEZEVIC",
     "3903 KLIMENT OHRIDSKI",
     "3906 CHAO",
     "391 INGEBORG",
     "3910 LISZT",
     "3913 CHEMIN",
     "3915 FUKUSHIMA",
     "392 WILHELMINA",
     "3920 AUBIGNAN",
     "3925 TRET'YAKOV",
     "3925 TRET_YAKOV",
     "393 LAMPETIA",
     "3935 TOATENMONGAKKAI",
     "3939 HURUHATA",
     "394 ARDUINA",
     "3940 LARION",
     "3944 HALLIDAY",
     "3949 MACH",
     "395 DELIA",
     "3958 KOMENDANTOV",
     "396 AEOLIA",
     "3963 PARADZHANOV",
     "3968 KOPTELOV",
     "397 VIENNA",
     "3971 VORONIKHIN",
     "3972 RICHARD",
     "3976 LISE",
     "398 ADMETE",
     "3985 RAYBATSON",
     "399 PERSEPHONE",
     "3990 HEIMDAL",
     "3995 SAKAINO",
     "3999 ARISTARCHUS",
     "4 VESTA",
     "40 HARMONIA",
     "400 DUCROSA",
     "4001 PTOLEMAEUS",
     "4002 SHINAGAWA",
     "4005 DYAGILEV",
     "4006 SANDLER",
     "4015 WILSON-HARRINGTON",
     "402 CHLOE",
     "4025 RIDLEY",
     "403 CYANE",
     "4031 MUELLER",
     "4033 YATSUGATAKE",
     "4037 IKEYA",
     "4038 KRISTINA",
     "4039 SOUSEKI",
     "404 ARSINOE",
     "405 THIA",
     "4051 HATANAKA",
     "4055 MAGELLAN",
     "4056 TIMWARNER",
     "406 ERNA",
     "4060 DEIPYLOS",
     "4062 SCHIAPARELLI",
     "4063 EUFORBO",
     "4068 MENESTHEUS",
     "407 ARACHNE",
     "4072 YAYOI",
     "4082 SWANN",
     "4083 JODY",
     "4085 WEIR",
     "409 ASPASIA",
     "4096 KUSHIRO",
     "41 DAPHNE",
     "410 CHLORIS",
     "4100 SUMIKO",
     "4103 CHAHINE",
     "4104 ALU",
     "4107 RUFINO",
     "4112 HRABAL",
     "4116 ELACHI",
     "412 ELISABETHA",
     "4121 CARLIN",
     "4124 HERRIOT",
     "4125 LEW ALLEN",
     "4127 KYOGUKU",
     "413 EDBURGA",
     "4132 BARTOK",
     "4135 SVETLANOV",
     "414 LIRIOPE",
     "4142 DERSU-UZALA",
     "4143 HUZIAK",
     "4145 MAXIMOVA",
     "4147 LENNON",
     "415 PALATIA",
     "4156",
     "4157 IZU",
     "4159 FREEMAN",
     "416 VATICANA",
     "4165 DIDKOVSKIJ",
     "417 SUEVIA",
     "4175 BILLBAUM",
     "4179 TOUTATIS",
     "418 ALEMANNIA",
     "4182 MOUNT LOCKE",
     "4188 KITEZH",
     "419 AURELIA",
     "4191 ASSESSE",
     "4194 SWEITZER",
     "4197 TOUTATIS",
     "42 ISIS",
     "420 BERTHOLDA",
     "4200 SHIZUKAGOZEN",
     "4201 OROSZ",
     "4205 DAVID HUGHES",
     "421 ZAHRINGIA",
     "4215 KAMO",
     "4219 NAKAMURA",
     "422 BEROLINA",
     "4220 FLOOD",
     "4222 NANCITA",
     "423 DIOTIMA",
     "424 GRATIA",
     "425 CORNELIA",
     "4256 KAGAMIGAWA",
     "426 HIPPO",
     "4261 GEKKO",
     "4265 KANI",
     "4272 ENTSUJI",
     "4276 CLIFFORD",
     "4278 HARVEY",
     "4280 SIMONENKO",
     "4282 ENDATE",
     "4284 KAHO",
     "4287 TRISOV",
     "429 LOTIS",
     "4292 AOBA",
     "4297 EICHHORN",
     "4299 WIYN",
     "43 ARIADNE",
     "430 HYBRIS",
     "4304 GEICHENKO",
     "4305 CLAPTON",
     "431 NEPHELE",
     "4311 ZGURIDI",
     "432 PYTHIA",
     "4327 RIES",
     "433 EROS",
     "4332 MILTON",
     "434 HUNGARIA",
     "4340 DENCE",
     "4341 POSEIDON",
     "4342 FREUD",
     "4343 TETSUYA",
     "435 ELLA",
     "4352 KYOTO",
     "4353 ONIZAKI",
     "436 PATRICIA",
     "4369 SEIFERT",
     "437 RHODIA",
     "4370 DICKENS",
     "4372 QUINCY",
     "4373 CRESPO",
     "4374 TADAMORI",
     "4375 KIYOMORI",
     "43754 1983 AA",
     "4376 SHIGEMORI",
     "4382 STRAVINSKY",
     "4387 TANAKA",
     "439 OHIO",
     "4390 MADRETERESA",
     "4396 GRESSMANN",
     "44 NYSA",
     "4407 TAIHAKU",
     "441 BATHILDE",
     "4417 LECAR",
     "442 EICHSFELDIA",
     "4422 JARRE",
     "4424 ARKHIPOVA",
     "4426 ROERICH",
     "443 PHOTOGRAPHICA",
     "4434 NIKULIN",
     "4435 HOLT",
     "444 GYPTIS",
     "4440 TCHANTCHES",
     "4448 PHILDAVIS",
     "445 EDNA",
     "4456 MAWSON",
     "4457 VAN GOGH",
     "446 AETERNITAS",
     "4460 BIHORO",
     "4461 SAYAMA",
     "447 VALENTINE",
     "4483 PETOFI",
     "4484 SIF",
     "449 HAMBURGA",
     "4490 BAMBERY",
     "4491 OTARU",
     "4497 TAGUCHI",
     "45 EUGENIA",
     "4502 ELIZABETHANN",
     "451 PATIENTIA",
     "4510 SHAWNA",
     "4511 REMBRANDT",
     "4512 SINUHE",
     "4516 PUGOVKIN",
     "4520 DOVZHENKO",
     "4522 BRITASTRA",
     "453 TEA",
     "4533 ORTH",
     "4534 RIMSKIJ-KORSAKOV",
     "4546 FRANCK",
     "4547 MASSACHUSETTS",
     "4548 WIELEN",
     "455 BRUCHSALIA",
     "4556 GUMILYOV",
     "4558 JANESICK",
     "456 ABNOBA",
     "4562",
     "457 ALLEGHENIA",
     "4570 RUNCORN",
     "458 HERCYNIA",
     "4580 CHILD",
     "4584 AKAN",
     "459 SIGNE",
     "4591 BRYANTSEV",
     "45P/HONDA-MRKOS-PAJDUSAKOVA 1 (1948 X1)",
     "46 HESTIA",
     "460 SCANIA",
     "4601 LUDKEWYCZ",
     "4606 SAHEKI",
     "4607 SEILANDFARM",
     "461 SASKIA",
     "4610 KAJOV",
     "4611 VULKANEIFEL",
     "4613 MAMORU",
     "4617 ZADUNAISKY",
     "4619 POLYAKHOVA",
     "462 ERIPHYLA",
     "4621 TAMBOV",
     "4628 LAPLACE",
     "4635 RIMBAUD",
     "464 MEGAIRA",
     "4640 HARA",
     "4649 SUMOTO",
     "465 ALEKTO",
     "4650 MORI",
     "466 TISIPHONE",
     "4666 DIETZ",
     "467 LAURA",
     "4673 BORTLE",
     "4678 NINIAN",
     "468 LINA",
     "4682 BYKOV",
     "4686 MAISICA",
     "469 ARGENTINA",
     "46P/WIRTANEN 1 (1948 A1)",
     "47 AGLAJA",
     "47 TUC",
     "470 KILIA",
     "4701 MILANI",
     "4702 BEROUNKA",
     "4706 DENNISREUTER",
     "471 PAPAGENA",
     "4711 KATHY",
     "4713 STEEL",
     "4718 ARAKI",
     "4719 BURNABY",
     "472 ROMA",
     "4725 MILONE",
     "4726 FEDERER",
     "4730 XINGMINGZHOU",
     "4733 ORO",
     "4737 KILADZE",
     "474 PRUDENTIA",
     "4748 TOKIWAGOZEN",
     "475 OCLLO",
     "4750 MUKAI",
     "476 HEDWIG",
     "4761 URRUTIA",
     "4764 JONEBERHART",
     "4769 CASTALIA",
     "477 ITALIA",
     "4770 LANE",
     "4774 HOBETSU",
     "4778 FUSS",
     "478 TERGESTE",
     "4786 TATIANINA",
     "479 CAPRERA",
     "4796 LEWIS",
     "48 DORIS",
     "480 HANSA",
     "4804 PASTEUR",
     "481 EMITA",
     "4820 FAY",
     "4824 STRADONICE",
     "4826 WILHELMS",
     "4829 SERGESTUS",
     "483 SEPPINA",
     "4833 MEGES",
     "4838 BILLMCLAUGHLIN",
     "4839 DAISETSUZAN",
     "484 PITTSBURGHIA",
     "4843 MEGANTIC",
     "4844 MATSUYAMA",
     "4845 TSUBETSU",
     "4849 ARDENNE",
     "485 GENUA",
     "4856 SEABORG",
     "487 VENETIA",
     "488 KREUSA",
     "4880 TOVSTONOGOV",
     "4884 BRAGARIA",
     "4889 PRAETORIUS",
     "489 COMACINA",
     "48P/JOHNSON (1949 Q1)",
     "49 PALES",
     "490 VERITAS",
     "4900 MAYMELOU",
     "4902 THESSANDRUS",
     "4909 COUTEAU",
     "491 CARINA",
     "4910 KAWASATO",
     "4914 PARDINA",
     "4917 YURILVOVIA",
     "4923 CLARKE",
     "493 GRISELDIS",
     "4931 TOMSK",
     "4939",
     "494 VIRTUS",
     "4944 KOZLOVSKIJ",
     "4945 IKENOZENNI",
     "4948",
     "495 EULALIA",
     "4950 HOUSE",
     "4951 IWAMOTO",
     "4954 ERIC",
     "4955 GOLD",
     "4956 NOYMER",
     "4957 BRUCEMURRAY",
     "496 GRYPHIA",
     "4968 SUZAMUR",
     "4969 LAWRENCE",
     "497 IVA",
     "4977 RAUTHGUNDIS",
     "498 TOKIO",
     "4982 BARTINI",
     "499 VENUSIA",
     "4997 KSANA",
     "49P/AREND-RIGAUX 1 (1951 C2)",
     "4P/FAYE 1 (1843 W1)",
     "5 ASTRAEA",
     "50 VIRGINIA",
     "500 SELINUR",
     "5008 MIYAZAWAKENJI",
     "501 URHIXIDUR",
     "5010 AMENEMHET",
     "5016 MIGIRENKO",
     "502 SIGUNE",
     "503 EVELYN",
     "504 CORA",
     "5045 HOYIN",
     "505 CAVA",
     "506 MARION",
     "5065 JOHNSTONE",
     "5067 OCCIDENTAL",
     "5069 TOKEIDAI",
     "507 LAODICA",
     "508 PRINCETONIA",
     "5087 EMEL'YANOV",
     "509 IOLANDA",
     "5090 WYETH",
     "5091 ISAKOVSKIJ",
     "51 NEMAUSA",
     "510 MABELLA",
     "5102 BENFRANKLIN",
     "5103 DIVIS",
     "5108 LUBECK",
     "511 DAVIDA",
     "5111 JACLIFF",
     "5118 ELNAPOUL",
     "512 TAURINENSIS",
     "5122 MUCHA",
     "513 CENTESIMA",
     "5130 ILIONEUS",
     "5133 PHILLIPADAMS",
     "5134 EBILSON",
     "514 ARMIDA",
     "5142 OKUTAMA",
     "5143 HERACLES",
     "5145 PHOLUS",
     "5147 MARUYAMA",
     "515 ATHALIA",
     "5159 BURBINE",
     "516 AMHERSTIA",
     "517 EDITH",
     "518 HALAWE",
     "5184 CAVAILLE-COLL",
     "519 SYLVANIA",
     "5195 KAENDLER",
     "5196 BUSTELLI",
     "52 EUROPA",
     "5208 ROYER",
     "521 BRIXIA",
     "5214 OOZORA",
     "5215 TSURUI",
     "522 HELGA",
     "5222 IOFFE",
     "523 ADA",
     "5230 ASAHINA",
     "5234 SECHENOV",
     "524 FIDELIO",
     "5240 KWASAN",
     "5242 KENREIMONIN",
     "5243 CLASIEN",
     "525 ADELAIDE",
     "526 JENA",
     "5261 EUREKA",
     "5264 TELEPHUS",
     "527 EURYANTHE",
     "5275 ZDISLAVA",
     "528 REZIA",
     "529 PREZIOSA",
     "5294 ONNETOH",
     "53 KALYPSO",
     "530 TURANDOT",
     "5301 NOVOBRANETS",
     "531 ZERLINA",
     "532 HERCULINA",
     "533 SARA",
     "5330 SENRIKYU",
     "5333 KANAYA",
     "534 NASSOVIA",
     "5343 RYZHOV",
     "5344 RYABOV",
     "5349 PAULHARRIS",
     "536 MERAPI",
     "537 PAULY",
     "5379 ABEHIROSHI",
     "539 PAMINA",
     "5392 PARKER",
     "54 ALEXANDRA",
     "540 ROSAMUNDE",
     "5401 MINAMIODA",
     "541 DEBORAH",
     "543 CHARLOTTE",
     "5438 LORRE",
     "544 JETTA",
     "5448 SIEBOLD",
     "545 MESSALINA",
     "5461 AUTUMN",
     "547 PRAXEDIS",
     "548 KRESSIDA",
     "5481 KIUCHI",
     "5485 KAULA",
     "549 JESSONDA",
     "5492 THOMA",
     "55 PANDORA",
     "550 SENTA",
     "551 ORTRUD",
     "5511 CLOANTHUS",
     "553 KUNDRY",
     "5535 ANNEFRANK",
     "554 PERAGA",
     "555 NORMA",
     "5552 STUDNICKA",
     "5553 CHODAS",
     "556 PHYLLIS",
     "5565 UKYOUNODAIBU",
     "5576 ALBANESE",
     "558 CARMEN",
     "5585 PARKS",
     "559 NANON",
     "5591 KOYO",
     "5592 OSHIMA",
     "5595 ROTH",
     "55P/TEMPEL-TUTTLE 1 (1865 Y1)",
     "56 MELETE",
     "560 DELILA",
     "5610 BALSTER",
     "562 SALOME",
     "563 SULEIKA",
     "5632 INGELEHMANN",
     "564 DUDU",
     "5641 MCCLEESE",
     "5641 TRAVERSA",
     "5649 DONNASHIRLEY",
     "565 MARBACHIA",
     "566 STEREOSKOPIA",
     "567 ELEUTHERIA",
     "5678 DUBRIDGE",
     "568 CHERUSKIA",
     "5685 SANENOBUFUKUI",
     "569 MISA",
     "57 MNEMOSYNE",
     "570 KYTHERA",
     "571 DULCINEA",
     "572 REBEKKA",
     "573 RECHA",
     "574 REGINHILD",
     "5751 ZAO",
     "576 EMANUELA",
     "578 HAPPELIA",
     "579 SIDONIA",
     "5797 BIVOJ",
     "58 AQL",
     "58 CONCORDIA",
     "581 TAUNTONIA",
     "581 TAUTONIA",
     "582 OLYMPIA",
     "583 KLOTILDE",
     "5832 MARTAPRINCIPE",
     "584 SEMIRAMIS",
     "586 THEKLA",
     "5870 BALTIMORE",
     "588 ACHILLES",
     "589 CROATIA",
     "59 ELPIS",
     "592 BATHSEBA",
     "593 TITANIA",
     "595 POLYXENA",
     "5956 D'ALEMBERT",
     "5959 SHAKLAN",
     "596 SCHEILA",
     "597 BANDUSIA",
     "598 OCTAVIA",
     "599 LUISA",
     "6 HEBE",
     "60 ECHO",
     "600 MUSA",
     "601 NERTHUS",
     "602 MARIANNA",
     "604 TEKMESSA",
     "6051 ANAXIMENES",
     "6057 ROBBIA",
     "606 BRANGANE",
     "6063 JASON",
     "607 JENNY",
     "6071 SAKITAMA",
     "6077 MESSNER",
     "6078 BURT",
     "6084 BASCON",
     "61 DANAE",
     "611 VALERIA",
     "612 VERONIKA",
     "6129 DEMOKRITOS",
     "613 GINEVRA",
     "6139 NAOMI",
     "614 PIA",
     "6146 ADAMKRAFFT",
     "616 ELLY",
     "617 PATROCLUS",
     "618 ELFRIEDE",
     "619 TRIBERGA",
     "6193 MANABE",
     "62 ERATO",
     "620 DRAKONIA",
     "621 WERLANDI",
     "622 ESTHER",
     "6233 KIMURA",
     "624 HEKTOR",
     "6249 JENNIFER",
     "625 XENIA",
     "626 NOTBURGA",
     "627 CHARIS",
     "628 CHRISTINE",
     "629 BERNARDINA",
     "63 AUSONIA",
     "630 EUPHEMIA",
     "631 PHILIPPINA",
     "6310 JANKONKE",
     "633 ZELIMA",
     "634 UTE",
     "635 VUNDTIA",
     "6354 VANGELIS",
     "638 MOIRA",
     "6384 KERVIN",
     "639 LATONA",
     "64 ANGELINA",
     "640 BRAMBILLA",
     "6410 FUJIWARA",
     "642 CLARA",
     "643 SCHEHEREZADE",
     "6447 TERRYCOLE",
     "648 PIPPA",
     "6489 GOLEVKA",
     "649 JOSEFA",
     "6493 CATHYBENNET",
     "65 CYBELE",
     "650 AMALASUNTHA",
     "6500 KODAIRA",
     "651 ANTIKLEIA",
     "653 BERENIKE",
     "654 ZELINDA",
     "6560 PRAVDO",
     "657 GUNLOD",
     "6585 O'KEEFE",
     "659 NESTOR",
     "6592 GOYA",
     "66 MAJA",
     "660 CRESCENTIA",
     "661 CLOELIA",
     "662 NEWTONIA",
     "663 GERLINDE",
     "664 JUDITH",
     "665 SABINE",
     "666 DESDEMONA",
     "6669 OBI",
     "667 DENISE",
     "668 DORA",
     "67 ASIA",
     "670 OTTEGEBE",
     "671 CARNEGIA",
     "673 EDDA",
     "674 RACHELE",
     "675 LUDMILLA",
     "676 MELITTA",
     "677 AALTJE",
     "678 FREDEGUNDIS",
     "679 PAX",
     "67P/CHURYUMOV-GERASIMENKO 1 (1969 R1)",
     "68 LETO",
     "680 GENOVEVA",
     "683 LANZIA",
     "6847 KUNZ-HALLSTEIN",
     "685 HERMIA",
     "686 GERSUIND",
     "687 TINETTE",
     "688 MELANIE",
     "69 HESPERIA",
     "690 WRATISLAVIA",
     "6908 KUNIMOTO",
     "6916 LEWISPEAR",
     "692 HIPPODAMIA",
     "694 EKARD",
     "695 BELLA",
     "696 LEONORA",
     "697 GALILEA",
     "699 HELA",
     "6998 TITHONUS",
     "6P/D'ARREST 1 (1851 M1)",
     "6P/D_ARREST 1 (1851 M1)",
     "7 IRIS",
     "70 PANOPAEA",
     "7002 BRONSHTEN",
     "702 ALAUDA",
     "704 INTERAMNIA",
     "705 ERMINIA",
     "7056 KIERKEGAARD",
     "706 HIRUNDO",
     "709 FRINGILLA",
     "71 NIOBE",
     "712 BOLIVIANA",
     "713 LUSCINIA",
     "714 ULULA",
     "715 TRANSVAALIA",
     "716 BERKELEY",
     "717 WISIBADA",
     "718 ERIDA",
     "72 FERONIA",
     "720 BOHLINIA",
     "721 TABORA",
     "7211 XERXES",
     "722 FRIEDA",
     "7224 VESNINA",
     "7225 HUNTRESS",
     "723 HAMMONIA",
     "724 HAPAG",
     "725 AMANDA",
     "726 JOELLA",
     "727 NIPPONIA",
     "728 LEONISIS",
     "729 WATSONIA",
     "73 KLYTIA",
     "731 SORGA",
     "732 TIJILAKI",
     "732 TJILAKI",
     "733 MOCIA",
     "734 BENDA",
     "7341",
     "735 MARGHANNA",
     "7353 KAZUYA",
     "737 AREQUIPA",
     "739 MANDEVILLE",
     "74 GALATEA",
     "740 CANTABIA",
     "741 BOTOLPHIA",
     "742 EDISONA",
     "743 EUGENISIS",
     "746 MARLU",
     "747 WINCHESTER",
     "7474",
     "748 SIMEISA",
     "7480 NORWAN",
     "749 MALZOVIA",
     "7496 MIROSLAVHOLUB",
     "75 EURYDIKE",
     "750 OSKAR",
     "751 FAINA",
     "7512 MONICALAZZARIN",
     "7516 KRANJC",
     "752 SULAMITIS",
     "753 TIFLIS",
     "754 MALABAR",
     "755 QUINTILLA",
     "756 LILLIANA",
     "7562 KAGIROINO-OKA",
     "757 PORTLANDIA",
     "758 MANCUNIA",
     "759 VINIFERA",
     "76 FREIA",
     "760 MASSINGA",
     "761 BRENDELIA",
     "762 PULCOVA",
     "7638 GLADMAN",
     "764 GEDANIA",
     "767 BONDIA",
     "768 STRUVEANA",
     "77 FRIGGA",
     "770 BALI",
     "771 LIBERA",
     "772 TANETE",
     "7728 GIBLIN",
     "773 IRMINTRAUD",
     "774 ARMOR",
     "775 LUMIERE",
     "776 BERBERICIA",
     "777 GUTEMBERGA",
     "778 THEOBALDA",
     "779 NINA",
     "78 DIANA",
     "780 ARMENIA",
     "781 KARTVELIA",
     "782 MONTEFIORE",
     "783 NORA",
     "784 PICKERINGIA",
     "785 ZWETANA",
     "786 BREDICHINA",
     "7868 BARKER",
     "787 MOSKVA",
     "788 HOHENSTEINA",
     "789 LENA",
     "7898 OHKUMA",
     "79 EURYNOME",
     "790 PRETORIA",
     "791 ANI",
     "792 METCALFIA",
     "793 ARIZONA",
     "795 FINI",
     "796 SARITA",
     "797 MONTANA",
     "798 RUTH",
     "7P/PONNS-WINNECKE 1 (1858 E1)",
     "8 FLORA",
     "80 SAPPHO",
     "801 HELWERTHIA",
     "803 PICKA",
     "8034 AKKA",
     "804 HISPANIA",
     "805 HORMUTHIA",
     "808 MERXIA",
     "809 LUNDIA",
     "81 TERPSICHORE",
     "8106 CARPINO",
     "811 NAUHEIMA",
     "813 BAUMEIA",
     "814 TAURIS",
     "815 COPPELIA",
     "816 JULIANA",
     "817 ANNIKA",
     "8176",
     "819 BARNARDIANA",
     "81P/WILD 2 (1978 A2)",
     "82 ALKMENE",
     "821 FANNY",
     "822 LALAGE",
     "823 SISIGAMBIS",
     "824 ANASTASIA",
     "825 TANINA",
     "826 HENRIKA",
     "829 ACADEMIA",
     "83 BEATRIX",
     "834 BURNHAMIA",
     "838 SERAPHINA",
     "839 VALBORG",
     "84 KLIO",
     "844 LEONTINA",
     "845 NAEMA",
     "846 LIPPERTA",
     "847 AGNIA",
     "848 INNA",
     "849 ARA",
     "85 IO",
     "850 ALTONA",
     "851 ZEISSIA",
     "853 NANSENIA",
     "856 BACKLUNDA",
     "857 GLASENAPPIA",
     "858 EL DJEZAIR",
     "858 ELDJEZAIR",
     "859 BOUZAREAH",
     "86 SEMELE",
     "860 URSINA",
     "862 FRANZIA",
     "863 BENKOELA",
     "864 AASE",
     "866 FATME",
     "868 LOVA",
     "869 MELLENA",
     "87 SYLVIA",
     "870 MANTO",
     "872 HOLDA",
     "873 MECHTHILD",
     "874 ROTRAUT",
     "877 WALKURE",
     "879 RICARDA",
     "88 THISBE",
     "880 HERBA",
     "881 ATHENE",
     "882 SWETLANA",
     "884 PRIAMUS",
     "886 WASHINGTONIA",
     "887 ALINDA",
     "889 ERYNIA",
     "89 JULIA",
     "8906 YANO",
     "891 GUNHILD",
     "892 SEELIGERIA",
     "893 LEOPOLDINA",
     "894 ERDA",
     "895 HELIO",
     "897 LYSISTRATA",
     "898 HILDEGARD",
     "899 JOKASTE",
     "8P/TUTTLE 1 (1858 A1)",
     "9 METIS",
     "90 ANTIOPE",
     "900 ROSALINDE",
     "901 BRUNSIA",
     "904 ROCKEFELLIA",
     "905 UNIVERSITAS",
     "906 RESPOLDA",
     "907 RHODA",
     "908 BUDA",
     "909 ULLA",
     "91 AEGINA",
     "910 ANNELIESE",
     "911 AGAMEMNON",
     "912 MARITIMA",
     "913 OTILA",
     "914 PALISANA",
     "915 COSETTE",
     "917 LYKA",
     "918 ITHA",
     "919 ILSEBILL",
     "92 UNDINA",
     "921 JOVITA",
     "923 HERLUGA",
     "924 TONI",
     "925 ALPHONSINA",
     "928 HILDRUM",
     "929 ALGUNDE",
     "93 MINERVA",
     "930 WESTPHALIA",
     "931 WHITTEMORA",
     "932 HOOVERIA",
     "934 THURINGIA",
     "936 KUNIGUNDE",
     "937 BETHGEA",
     "94 AURORA",
     "940 KORDULA",
     "941 MURRAY",
     "943 BEGONIA",
     "9430 ERICHTHONIOS",
     "944 HIDALGO",
     "945 BARCELONA",
     "946 POESIA",
     "947 MONTEROSA",
     "949 HEL",
     "95 ARETHUSA",
     "950 AHRENSA",
     "951 GASPRA",
     "952 CAIA",
     "953 PAINLEVA",
     "954 LI",
     "955 ALSTEDE",
     "956 ELISA",
     "957 CAMELIA",
     "958 ASPLINDA",
     "95P/CHIRON (1977 UB)",
     "96 AEGLE",
     "961 GUNNIE",
     "962 ASLOG",
     "965 ANGELICA",
     "966 MUSCHI",
     "968 PETUNIA",
     "969 LEOCADIA",
     "97 KLOTHO",
     "970 PRIMULA",
     "971 ALSATIA",
     "972 COHNIA",
     "973 ARALIA",
     "974 LIOBA",
     "976 BENJAMINA",
     "977 PHILIPPA",
     "978 AIDAMINA",
     "979 ILSEWA",
     "97P/METCALF-BREWINGTON 1 (1906 V2)",
     "98 IANTHE",
     "980 ANACOSTIA",
     "981 MARTINA",
     "9818 EURYMACHOS",
     "982 FRANKLINA",
     "983 GUNILA",
     "984 GRETIA",
     "985 ROSINA",
     "986 AMELIA",
     "987 WALLIA",
     "988 APPELLA",
     "989 SCHWASSMANNIA",
     "98P/TAKAMIZAWA 1 (1984 O1)",
     "99 DIKE",
     "994 OTTHILD",
     "996 HILARITAS",
     "9969 BRAILLE",
     "997 PRISKA",
     "9P/TEMPEL 1 (1867 G1)",
     "ABEE",
     "ACHERNAR",
     "ADRASTEA",
     "ALAIS",
     "ALFIANELLO",
     "ALLEGAN",
     "ALLENDE",
     "ALPHA CEN",
     "ALPHA LEO",
     "ALPHA LYR",
     "ALPHA PAV",
     "ALTAIR",
     "AMALTHEA",
     "ANANKE",
     "ANDOVER",
     "ANGRA DOS REIS",
     "ANTHE",
     "APXSSITE",
     "ARCTURUS",
     "AREA 98",
     "ARIEL",
     "ASTEROID",
     "ASTEROID 10007",
     "ASTEROID 10473",
     "ASTEROID 10504",
     "ASTEROID 105685",
     "ASTEROID 11089",
     "ASTEROID 111113",
     "ASTEROID 11351",
     "ASTEROID 11488",
     "ASTEROID 11663",
     "ASTEROID 11785",
     "ASTEROID 11906",
     "ASTEROID 120453",
     "ASTEROID 12281",
     "ASTEROID 124729",
     "ASTEROID 12921",
     "ASTEROID 13651",
     "ASTEROID 13862",
     "ASTEROID 14465",
     "ASTEROID 14707",
     "ASTEROID 15502",
     "ASTEROID 15977",
     "ASTEROID 163135",
     "ASTEROID 163216",
     "ASTEROID 17416",
     "ASTEROID 17480",
     "ASTEROID 17511",
     "ASTEROID 18060",
     "ASTEROID 18137",
     "ASTEROID 18493",
     "ASTEROID 18514",
     "ASTEROID 18940",
     "ASTEROID 19356",
     "ASTEROID 1994 CB",
     "ASTEROID 1995 FX",
     "ASTEROID 1997 GL3",
     "ASTEROID 22449",
     "ASTEROID 23549",
     "ASTEROID 23694",
     "ASTEROID 24233",
     "ASTEROID 24341",
     "ASTEROID 24380",
     "ASTEROID 24420",
     "ASTEROID 24426",
     "ASTEROID 24452",
     "ASTEROID 24467",
     "ASTEROID 25347",
     "ASTEROID 26209",
     "ASTEROID 28958",
     "ASTEROID 29981",
     "ASTEROID 31820",
     "ASTEROID 31821",
     "ASTEROID 32430",
     "ASTEROID 32615",
     "ASTEROID 32794",
     "ASTEROID 34785",
     "ASTEROID 35107",
     "ASTEROID 3579",
     "ASTEROID 3635",
     "ASTEROID 3757",
     "ASTEROID 3788",
     "ASTEROID 3844",
     "ASTEROID 3865",
     "ASTEROID 39285",
     "ASTEROID 4035",
     "ASTEROID 4036",
     "ASTEROID 4156",
     "ASTEROID 4197",
     "ASTEROID 43212",
     "ASTEROID 4479",
     "ASTEROID 4489",
     "ASTEROID 4523",
     "ASTEROID 4536",
     "ASTEROID 4604",
     "ASTEROID 4688",
     "ASTEROID 4695",
     "ASTEROID 4706",
     "ASTEROID 4744",
     "ASTEROID 4759",
     "ASTEROID 4767",
     "ASTEROID 47967",
     "ASTEROID 4817",
     "ASTEROID 48249",
     "ASTEROID 48252",
     "ASTEROID 4835",
     "ASTEROID 4853",
     "ASTEROID 4942",
     "ASTEROID 4993",
     "ASTEROID 4995",
     "ASTEROID 5013",
     "ASTEROID 5038",
     "ASTEROID 5051",
     "ASTEROID 5057",
     "ASTEROID 5079",
     "ASTEROID 5081",
     "ASTEROID 51359",
     "ASTEROID 5216",
     "ASTEROID 5227",
     "ASTEROID 5230",
     "ASTEROID 5253",
     "ASTEROID 5318",
     "ASTEROID 5329",
     "ASTEROID 53469",
     "ASTEROID 5348",
     "ASTEROID 5362",
     "ASTEROID 5364",
     "ASTEROID 5397",
     "ASTEROID 5407",
     "ASTEROID 5416",
     "ASTEROID 5467",
     "ASTEROID 5482",
     "ASTEROID 5510",
     "ASTEROID 5534",
     "ASTEROID 5559",
     "ASTEROID 5563",
     "ASTEROID 5587",
     "ASTEROID 5588",
     "ASTEROID 5600",
     "ASTEROID 5622",
     "ASTEROID 5639",
     "ASTEROID 5647",
     "ASTEROID 5648",
     "ASTEROID 5690",
     "ASTEROID 56968",
     "ASTEROID 5732",
     "ASTEROID 5817",
     "ASTEROID 5818",
     "ASTEROID 5840",
     "ASTEROID 5892",
     "ASTEROID 5914",
     "ASTEROID 5965",
     "ASTEROID 6005",
     "ASTEROID 6053",
     "ASTEROID 6086",
     "ASTEROID 6192",
     "ASTEROID 6211",
     "ASTEROID 6230",
     "ASTEROID 6283",
     "ASTEROID 6297",
     "ASTEROID 6307",
     "ASTEROID 6322",
     "ASTEROID 6364",
     "ASTEROID 6386",
     "ASTEROID 6394",
     "ASTEROID 6461",
     "ASTEROID 6509",
     "ASTEROID 65150",
     "ASTEROID 65225",
     "ASTEROID 6545",
     "ASTEROID 65679",
     "ASTEROID 6569",
     "ASTEROID 6582",
     "ASTEROID 6704",
     "ASTEROID 6716",
     "ASTEROID 6782",
     "ASTEROID 6906",
     "ASTEROID 6907",
     "ASTEROID 6974",
     "ASTEROID 7025",
     "ASTEROID 7052",
     "ASTEROID 7081",
     "ASTEROID 7110",
     "ASTEROID 7170",
     "ASTEROID 7245",
     "ASTEROID 7304",
     "ASTEROID 7352",
     "ASTEROID 7397",
     "ASTEROID 7402",
     "ASTEROID 7404",
     "ASTEROID 7405",
     "ASTEROID 7451",
     "ASTEROID 7482",
     "ASTEROID 7564",
     "ASTEROID 7604",
     "ASTEROID 76804",
     "ASTEROID 7763",
     "ASTEROID 7817",
     "ASTEROID 7822",
     "ASTEROID 7888",
     "ASTEROID 7889",
     "ASTEROID 8008",
     "ASTEROID 8201",
     "ASTEROID 8333",
     "ASTEROID 8334",
     "ASTEROID 8450",
     "ASTEROID 84709",
     "ASTEROID 8513",
     "ASTEROID 8516",
     "ASTEROID 8518",
     "ASTEROID 85490",
     "ASTEROID 8795",
     "ASTEROID 9030",
     "ASTEROID 9219",
     "ASTEROID 99328",
     "ASTEROID 9970",
     "ASTEROID 99907",
     "ATLANTA",
     "ATLAS",
     "AUMALE",
     "AUSSON",
     "BABBS MILL (TROOSTS IRON)",
     "BALD MOUNTAIN",
     "BARWISE",
     "BEREBA",
     "BET HYI",
     "BETA ANDROMEDAE",
     "BETA ARIETIS",
     "BETA CEN",
     "BETA CMA",
     "BLACK SKY",
     "BRUDERHEIM",
     "BUSCHHOF",
     "BUTLER",
     "C/AUSTIN (1982 M1)",
     "C/AUSTIN (1989 X1)",
     "C/BRADFIELD (1979 Y1)",
     "C/BRADFIELD (1987 P1)",
     "C/CERNIS (1983 O1)",
     "C/HALE-BOPP (1995 O1)",
     "C/HARTLEY-GOOD (1985 R1)",
     "C/HYAKUTAKE (1996 B2)",
     "C/ICHIMURA (1987 W1)",
     "C/IRAS-ARAKI-ALCOCK (1983 H1)",
     "C/LEVY (1991 L3)",
     "C/LEVY-RUDENKO (1984 V1)",
     "C/LINEAR (2002 T7)",
     "C/MCNAUGHT (1987 U3)",
     "C/MEIER (1980 V1)",
     "C/NISHIKAWA-TAKAMIZAWA-TAGO (1987 B1)",
     "C/OKAZAKI-LEVY-RUDENKO (1989 Q1)",
     "C/PANTHER (1980 Y2)",
     "C/SEARGENT (1978 T1)",
     "C/SHOEMAKER-LEVY (1991 T2)",
     "C/SUGA-SAIGUSA-FUJIKAWA (1983 J1)",
     "C/TABUR (1996 Q1)",
     "C/WILSON (1986 P1)",
     "C/YANAKA (1989 A1)",
     "C/ZANOTTA-BREWINGTON (1991 Y1)",
     "CABEZO DE MAYO",
     "CAL",
     "CAL LAMPS",
     "CALIBRATION",
     "CALIBRATION FIELD",
     "CALIMG",
     "CALLISTO",
     "CALYPSO",
     "CAL_TARGET",
     "CANOPUS",
     "CARME",
     "CASEY COUNTY",
     "CASTALIA",
     "CERES",
     "CHAINPUR",
     "CHARON",
     "CHASSIGNY",
     "CHECKOUT",
     "CHULAFINNEE",
     "COLBY (WISCONSIN)",
     "COLD BOKKEVELD",
     "COLESCIPOLI",
     "COLLESCIPOLI",
     "COMET",
     "COOLIDGE",
     "CYNTHIANA",
     "DANDAPUR",
     "DANIELS KUIL",
     "DAPHNIS",
     "DARK",
     "DARK SKY",
     "DEIMOS",
     "DELTA PISCIUM",
     "DESPINA",
     "DIONE",
     "DIONE B",
     "DRAKE CREEK",
     "DUST",
     "EARTH",
     "ELARA",
     "ELENOVKA",
     "EMISSION NEBULA",
     "ENCELADUS",
     "EPIMETHEUS",
     "EPS AQR",
     "EROS",
     "ETA-AQUARID",
     "EUROPA",
     "FARMINGTON",
     "FELIX",
     "FOMALHAUT",
     "FOREST CITY",
     "FRANKFORT (STONE)",
     "GALATEA",
     "GAMMA ORIONIS",
     "GANYMEDE",
     "GASPRA",
     "GEOGRAPHOS",
     "GIACOBINI-ZINNER",
     "GIRGENTI",
     "GJ 436",
     "GLL PCT",
     "GRIGG SKJELLERUP",
     "GROSNAJA",
     "GRUENEBERG",
     "H5 CHONDRITES",
     "H6 CHONDRITES",
     "HALLEY",
     "HAMLET",
     "HARAIYA",
     "HAT-P-4",
     "HAT-P-7",
     "HD 60753",
     "HD 79447",
     "HD 92044",
     "HD151288",
     "HELENE",
     "HIMALIA",
     "HOMESTEAD",
     "HVITTIS",
     "HYPERION",
     "IAPETUS",
     "IC 2391",
     "IC 433",
     "IDA",
     "INDARCH",
     "INTERSTELLAR PARTICLES",
     "INTERSTELLAR_PARTICLES",
     "IO",
     "IO PLASMA TORUS",
     "IRON BAR",
     "IRON POWDER",
     "J RINGS",
     "J1 IO",
     "J10 LYSITHEA",
     "J11 CARME",
     "J12 ANANKE",
     "J13 LEDA",
     "J17 CALLIRRHOE",
     "J18 THEMISTO",
     "J19 MEGACLITE",
     "J2 EUROPA",
     "J20 TAYGETE",
     "J22 HARPALYKE",
     "J23 KALYKE",
     "J24 IOCASTE",
     "J27 PRAXIDYKE",
     "J6 HIMALIA",
     "J7 ELARA",
     "J8 PASIPHAE",
     "J9 SINOPE",
     "JANUS",
     "JELICA",
     "JOHNSTOWN",
     "JONZAC",
     "JUPITER",
     "JUVINAS",
     "K07S4",
     "KAINSAZ",
     "KAROONDA",
     "KHAIRPUR",
     "KNYAHINA",
     "KNYAHINYA",
     "L4 CHONDRITES",
     "L5 CHONDRITES",
     "L6 CHONDRITES",
     "LANCE",
     "LANCON",
     "LANDER",
     "LANDOLT FIELD",
     "LARISSA",
     "LE TEILLEUL",
     "LEDA",
     "LEEDEY",
     "LEOVILLE",
     "LL3 CHONDRITES",
     "LL6 CHONDRITES",
     "LYSITHEA",
     "M 1",
     "M 31",
     "M 42",
     "M 78",
     "M 79",
     "M11",
     "M42",
     "M7",
     "MAG",
     "MANBHOOM",
     "MARS",
     "MASURSKY",
     "MATHILDE",
     "MERCURY",
     "METEORITE",
     "METEOROID",
     "METHONE",
     "METIS",
     "MEZOE-MADARAS",
     "MIGHEI",
     "MIMAS",
     "MINOR SATELLITE",
     "MIRANDA",
     "MOA-2009-BLG-266",
     "MOKOIA",
     "MOON",
     "MURCHISON",
     "MURRAY",
     "N RINGS",
     "N/A",
     "N7 LARISSA",
     "N8 PROTEUS",
     "NAIAD",
     "NAKHLA",
     "NANJEMOY",
     "NEPTUNE",
     "NEREID",
     "NERFT",
     "NGC 3114",
     "NGC 3532",
     "NGC 6543",
     "NGC 7027",
     "NICKEL POWDER",
     "NOBLEBOROUGH",
     "NOGOYA",
     "NON SCIENCE",
     "OBERON",
     "OCHANSK",
     "OLIVENZA",
     "OLMEDILLA DE ALARCON",
     "OPEN CLUSTER",
     "ORGUEIL",
     "ORION",
     "ORIONID",
     "ORNANS",
     "P/LEVY 1 (1991 L3)",
     "P/MCNAUGHT-RUSSELL 1 (1994 X1)",
     "PADVARNINKAI",
     "PALLENE",
     "PAN",
     "PANDORA",
     "PANTAR",
     "PARAGOULD",
     "PARNALLEE",
     "PARNELLEE",
     "PASAMONTE",
     "PASIPHAE",
     "PAVLOVKA",
     "PETERSBURG",
     "PHI 1 CETI",
     "PHOBOS",
     "PHOEBE",
     "PILLISTFER",
     "PLAQUE",
     "PLEIADES",
     "PLUTO",
     "POLYDEUCES",
     "PPR RCT",
     "PROMETHEUS",
     "PROTEUS",
     "PUCK",
     "QUEENS MERCY",
     "QUENGGOUK",
     "REFERENCE",
     "REFLECTION NEBULA",
     "RHEA",
     "ROCK",
     "RODA",
     "ROSE CITY",
     "ROVER",
     "S RINGS",
     "S19 YMIR",
     "S1_2004",
     "S20 PAALIAQ",
     "S21 TARVOS",
     "S24 KIVIUQ",
     "S26 ALBIORIX",
     "S28 ERRIAPO",
     "S29 SIARNAQ",
     "S2_2004",
     "S5_2004",
     "SARATOV",
     "SATELLITE",
     "SATURN",
     "SCAT LIGHT",
     "SCORPIUS",
     "SEVRUKOVO",
     "SHALKA",
     "SHELBURNE",
     "SIGMA SGR",
     "SINOPE",
     "SIOUX COUNTY",
     "SIRIUS",
     "SKY",
     "SL9",
     "SOKO-BANJA",
     "SOLAR SYSTEM",
     "SOLAR WIND",
     "SOLAR_SYSTEM",
     "SPACECRAFT_DECK",
     "SPICA",
     "ST. MARKS",
     "ST. MICHEL",
     "STANNERN",
     "STAR",
     "STARFIELD",
     "STIM LAMP",
     "SUN",
     "SYSTEM",
     "TATAHOUINE",
     "TAU CETI",
     "TELESTO",
     "TETHYS",
     "THALASSA",
     "THEBE",
     "TIESCHITZ",
     "TITAN",
     "TITANIA",
     "TOURINNES-LA-GROSSE",
     "TRES-2",
     "TRES-3",
     "TRITON",
     "U RINGS",
     "U12 PORTIA",
     "U13 ROSALIND",
     "U16 CALIBAN",
     "U17 SYCORAX",
     "UMBRIEL",
     "UNK",
     "URANUS",
     "UTRECHT",
     "VAVILOVKA",
     "VEGA",
     "VENUS",
     "VERAMIN",
     "VIGARANO",
     "WARRENTON",
     "WASP-3",
     "WINDSOCK",
     "XO-2",
     "XO-3",
     "ZAVID",
     "ZHOVTNEVYI"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TARGET_PARAMETER_EPOCH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The target_parameter_epoch element provides the reference
     epoch for the value associated with a particular target
     parameter, whose name is provided in the
     target_parameter_name element. The reference epoch is the
     date and time associated with measurement of a quantity
     which may vary with time.  For example, the value provided
     for the obliquity of a planet will be given for a
     measurement taken at a specified time.  That time will be
     referenced in the target_parameter_epoch element.  See also
     target_parameter_value."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TARGET_PARAMETER_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The target_parameter_name element provides the name of
     a dynamic or physical parameter associated with a given
     target.  This element may take as values only those
     names that are proper element names for the various
     dynamic and physical parameters cataloged as part of
     target information.  Example values:  BOND_ALBEDO,
     MEAN_SURFACE_TEMPERATURE, OBLIQUITY,
     ORBITAL_INCLINATION."
  STANDARD_VALUE_SET = {
     "A AXIS RADIUS",
     "ALL",
     "ASCENDING NODE LONGITUDE",
     "B AXIS RADIUS",
     "BOND ALBEDO",
     "C AXIS RADIUS",
     "EQUATORIAL RADIUS",
     "FLATTENING",
     "MAGNETIC MOMENT",
     "MASS",
     "MASS DENSITY",
     "MEAN RADIUS",
     "MEAN SOLAR DAY",
     "N/A",
     "OBLIQUITY",
     "ORBITAL ECCENTRICITY",
     "ORBITAL INCLINATION",
     "ORBITAL SEMIMAJOR AXIS",
     "PERIAPSIS ARGUMENT ANGLE",
     "POLE DECLINATION",
     "POLE RIGHT ASCENSION",
     "REVOLUTION PERIOD",
     "SIDEREAL ROTATION PERIOD",
     "SURFACE GRAVITY",
     "UNK"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TARGET_PARAMETER_UNCERTAINTY
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The target_parameter_uncertainty element provides the
     numeric value of the uncertainty associated with the value
     given for a particular target parameter, whose name is
     provided in the associated target_parameter_name element.
     The uncertainty is expressed in the same units as the value
     of the parameter itself, and gives some measure of the
     provider's estimate of the reliability of a particular value
     stored in the catalog. See also target_parameter_value."
  STANDARD_VALUE_SET = {
     "0.00014",
     "0.00016",
     "0.0002",
     "0.0005",
     "0.0008",
     "0.0012",
     "0.01",
     "0.02",
     "0.11",
     "0.2E-5",
     "1.",
     "10.",
     "15.",
     "20.",
     "30.",
     "4.",
     "6.",
     "7.",
     "N/A",
     "UNK",
     "UPPER LIMIT"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TARGET_PARAMETER_VALUE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The target_parameter_value element provides the numeric
     value associated with a particular target parameter, whose
     name is provided in the associated target_parameter_name
     element.  Each value provided is associated with a
     particular source, which is completely referenced in the
     associated data_source_desc. See also
     target_parameter_uncertainty, target_parameter_epoch."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TARGET_SUN_POSITION_VECTOR
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The TARGET_SUN_POSITION_VECTOR element provides the
     x-, y-, z- components of the position vector from
     the target to the sun expressed in J2000 coordinates,
     and corrected for light time and stellar aberration,
     evaluated at the epoch at which the image was taken."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TARGET_SUN_VELOCITY_VECTOR
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'KM/S'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The TARGET_SUN_VELOCITY_VECTOR element indicates the x-, y-, z-
     components of the velocity vector of the target relative to the
     sun, expressed in J2000 coordinates, and corrected for light time,
     evaluated at the epoch at which the image was taken."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TARGET_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The target_type element identifies the type of a named
     target.
     Example values:  PLANET, SATELLITE, RING, REGION, FEATURE,
     ASTEROID, COMET."
  STANDARD_VALUE_SET = {
     "ASTEROID",
     "CALIBRATION",
     "COMET",
     "DUST",
     "GALAXY",
     "GLOBULAR CLUSTER",
     "METEORITE",
     "METEOROID",
     "METEOROID STREAM",
     "METEOROID_STREAM",
     "N/A",
     "NEBULA",
     "OPEN CLUSTER",
     "PLANET",
     "PLANETARY NEBULA",
     "PLANETARY SYSTEM",
     "PLANETARY_SYSTEM",
     "PLASMA CLOUD",
     "REFERENCE",
     "RING",
     "SATELLITE",
     "STAR",
     "STAR CLUSTER",
     "SUN",
     "TERRESTRIAL SAMPLE",
     "TRANS-NEPTUNIAN OBJ"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TASK_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The task_name element identifies the task with which an
     individual is or was affiliated during his or her
     association with a particular institution.
     Note: 'task' affiliations are distinct from
     'mission' affiliations."
  STANDARD_VALUE_SET = {
     "DATA RECOVERY AND ANALYSIS",
     "GROUP LEADER",
     "GRSFE",
     "N/A",
     "PLANETARY DATA SYSTEM",
     "RESEARCH STAFF",
     "UNK",
     "VIKING"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TECHNICAL_SUPPORT_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The technical_support_type element indicates the type of support
     provided for a piece of software. SOURCE_NAME = PDS CN/S. Hughes."
  STANDARD_VALUE_SET = {
     "FULL",
     "ONE_TIME",
     "PROTOTYPE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TELEMETRY_APPLICATION_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The TELEMETRY_APPLICATION_ID element is used to link a data product
     (file) to a given application or structure description, when multiple
     formats exist within a single telemetry format."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TELEMETRY_FMT_EXTENSION_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 5
  DESCRIPTION = "
     The TELEMETRY_FMT_EXTENSION_TYPE element provides additional
     information about what kind of telemetry was collected during
     scene looks versus calibration looks. Valid values are:
        LONG (Scene: Long Telemetry, Calibration: Long Telemetry)
        SHORT (Scene: Short Telemetry, Calibration: Short Telemetry)
        MIXED (Scene: Short Telemetry, Calibration: Long Telemetry)"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TELEMETRY_FORMAT_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 4
  DESCRIPTION = "
     The TELEMETRY_FORMAT_ID element supplies a telemetry format
     code."
  STANDARD_VALUE_SET = {
     "AI8",
     "ALL",
     "BDT",
     "BK5",
     "BPB",
     "BPT",
     "EHR",
     "ELS",
     "ESS",
     "HCA",
     "HCJ",
     "HCM",
     "HIM",
     "HIS",
     "HMA",
     "HPB",
     "HPJ",
     "HPW",
     "HRW",
     "IM4",
     "IM8",
     "LNR",
     "LPB",
     "LPU",
     "LRS",
     "MPB",
     "MPP",
     "MPR",
     "MPW",
     "PW4",
     "PW8",
     "RAW",
     "RCP",
     "RWR",
     "SCI",
     "SPT",
     "XCM",
     "XED",
     "XPB",
     "XPN",
     "XPW",
     "XRW"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TELEMETRY_PROVIDER_ID
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The TELEMETRY_PROVIDER_ID element identifies the provider and or
     version of the telemetry data used in the generation of this data."
  STANDARD_VALUE_SET = {
     "SSW MER_DP",
     "TTACS"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TELEMETRY_PROVIDER_TYPE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The TELEMETRY_PROVIDER_TYPE element classifies the source
     of the telemetry used in creation of this data set."
  STANDARD_VALUE_SET = {
     "TDS"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TELEMETRY_SOURCE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The telemetry source identifier element identifies the telemetry (TLM)
     source. Normally, the telemetry from the spacecraft is routed through a
     dedicated channel into the user workstation.  All of these elements in the
     TLM source may, however, be different over the lifecycle of a mission,
     e.g., the spacecraft flight model 1 and flight model 2 (FM1, FM2) or an
     electrical model (EM) might be used to send the data via a virtual channel
     0 (VC0) or virtual channel 1 (VC1) to a electrical ground support equipment
     (EGSE) computer 0 (EGSE_ID_0). The different routes can be defined with the
     telemetry source id element.
      
     Examples (substitute quotes instead of apostrophe in the below example):
     TELEMETRY_SOURCE_ID = ('FM1','VC0','EGSE_ID_1')
     TELEMETRY_SOURCE_ID = ('EM','VC1','EGSE_ID_1')"
  STANDARD_VALUE_SET = {
     "EGSE_ID_0",
     "EGSE_ID_1",
     "EM",
     "FM0",
     "FM1",
     "VC0",
     "VC1"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TELEMETRY_SOURCE_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
       The TELEMETRY_SOURCE NAME element identifies the telemetry
       source used in creation of a data set."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TELEMETRY_SOURCE_TYPE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The TELEMETRY_SOURCE_TYPE element classifies the source
     of the telemetry used in creation of this data set."
  STANDARD_VALUE_SET = {
     "DATA PRODUCT",
     "SFDU"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TELEPHONE_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The telephone_number element provides the area code,
     telephone number and extension (if any) of an individual or
     node.  See also:  fts_number."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TELESCOPE_DIAMETER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = M
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The telescope_diameter element provides the diameter of the
     primary mirror of a telescope."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TELESCOPE_F_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0.5
  DESCRIPTION = "
     The telescope_f_number element provides the value of the
     ratio of the focal length to the aperture of a telescope."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TELESCOPE_FOCAL_LENGTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = M
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The telescope_focal_length element provides the total
     optical path distance from the first element of the optics
     to the focal point of a telescope."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TELESCOPE_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The telescope_id element uniquely identifies a particular
     telescope."
  STANDARD_VALUE_SET = {
     "A",
     "B",
     "C",
     "D",
     "IRS",
     "ISS-NA",
     "ISS-WA",
     "MAWD",
     "N/A",
     "VISA",
     "VISB"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TELESCOPE_LATITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     The telescope_latitude element indicates the planetographic
     latitude of a telescope site on the Earth's surface."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TELESCOPE_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = -180
  MAXIMUM = 180
  DESCRIPTION = "
      The telescope_longitude element indicates the longitude of
     a telescope site on the Earth's surface.  East longitudes
     are positive and west longitudes are negative."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TELESCOPE_RESOLUTION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = RAD
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 3.14159
  DESCRIPTION = "
     The telescope_resolution element provides the achievable
     angular resolution of a telescope."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TELESCOPE_SERIAL_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The telescope_serial_number element provides the serial
     number of a telescope."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TELESCOPE_SITE_RADIUS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  DESCRIPTION = "
      The telescope_site_radius element indicates the radial
     distance of a telescope site from the Earth's center."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TELESCOPE_T_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0.5
  DESCRIPTION = "
     The telescope_t_number element provides the effective
     f_number of a telescope.
     Note:  The t_number differs from the f_number due to
     losses in the optical system."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TELESCOPE_T_NUMBER_ERROR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The telescope_t_number_error element indicates the error
     associated with the t_number value for a particular
     telescope."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TELESCOPE_TRANSMITTANCE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1
  DESCRIPTION = "
     The telescope_transmittance element provides the
     transmittance value for a telescope.  Transmittance is
     defined as the ratio of transmitted to incident flux
     through the telescope."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TEMPERATURE_TRANSLATION_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The temperature_translation_desc element provides
     the conversion necessary to translate an instrument's
     transmitted temperature reading to a value which is
     relative to a standard temperature scale."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TEMPLATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The template element provides the identifier that appears in
     a physical template header."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TEMPLATE_BL_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The template_bl_name element represents the data base terse
     name associated with a template keyword.  This tersename is
     used during construction of templates to provide a reference
     to the keyword
     a full data element name rather than the terse
     representation.  The formulation of the tmpltblname is
     governed by rules and abbreviations as defined in the PDS
      Data Administration Plan document."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TEMPLATE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The template_name element provides the name of a template
     object used in the PDS system and the bulk loading software."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TEMPLATE_NOTE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The template_note element provides the textual description
     of the purpose for a template object as related to the data
     supplier.  This description is distributed whenever a
     template is sent to a data supplier."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TEMPLATE_REVISION_DATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = DATE
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
      
     The template_revision_date element indicates the latest
     revision date for a template (i.e. 1988-11-22)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TEMPLATE_STATUS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The template_status element is updated by the loader
     software after certain events in the catalog loading
     process.  The value of this field indicates the current
     status of a template or sub-template in the load process."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TEMPLATE_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The template_type element provides a type or class of
     template object."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TEMPLATE_USE_INDICATOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The template_use_indicator element indicates whether or not
     template may recur within a set of templates."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TERSE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The terse_name element supplies a twelve-character unique
     identifier for a data element and is an alternative to the
     thirty-character data element name.  In the PDS, the terse
     name is an abbreviation of the data element name, according
     to the abbreviations documented in the Planetary Science
     Data Dictionary."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TEST_PHASE_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The TEST_PHASE_NAME element identifies the
     phase of a test for instrument calibration."
  STANDARD_VALUE_SET = {
     "CALIBRATION",
     "CHECKOUT",
     "DEVELOPMENT",
     "INTEGRATION AND TEST"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TEST_PULSE_STATE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The state of the Cassini UVIS instrument's test pulse mechanism."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TEXT_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 1
  DESCRIPTION = "
     The text_flag element indicates whether or not a data
     element contains variable-length textual information (i.e.,
     a description, a note, or a summary)."
  STANDARD_VALUE_SET = {
     "N",
     "Y"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = THRESHOLD_COST
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = US_DOLLAR
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The threshold_cost element provides the maximum cost which
     is compared to the order item's calculated cost.  When the
     threshold cost is exceeded, the order item is not accepted
     by the PDS order function."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TIME_FROM_CLOSEST_APPROACH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The time_from_closest_approach element provides the time with respect
     to periapsis or closest approach."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TIME_RANGE_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The time_range number is unique to AMMOS-MGN ephemeris files
     and identifies groups of time ranges in the catalog object."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TIMEOUT_PARAMETER
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = S
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The TIMEOUT_PARAMETER element provides the time at which an operation
     will timeout.
      
     Note: For MER, this is the revolve timeout for grinding. If the
     grinding doesn't complete a full revolution within this time it will
     determine that it is not making sufficient progress and end the
     grinding."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TLM_CMD_DISCREPANCY_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 4
  MAXIMUM_LENGTH = 5
  DESCRIPTION = "
      The tlm_cmd_discrepancy_flag element indicates whether or not
     discrepancies were found between the uplinked commands and the
     downlinked telemetry."
  STANDARD_VALUE_SET = {
     "FALSE",
     "TRUE"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TLM_INST_DATA_HEADER_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The TLM_INST_DATA_HEADER_ID element indicates the version of the
     instrument specific information provided with telemetry data
     products.  The version is incremented whenever there is a change
     to the header structure."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TORQUE_CONSTANT
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The element TORQUE_CONSTANT specifies
     the rotation motor torque constant of an...
     (this description incomplete at this time)
      
     Valid UNIT_ID is : mN*m/mA"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TORQUE_GAIN
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The element TORQUE_GAIN specifies the torque controller
     proportional gain, derivative and integral gain.
      
     Valid UNIT_IDs are:	
      rad/(sec*m N*m)
      rad/(mN*m)
      rad*sec/(mN *m)"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TORQUE_GAIN_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The TORQUE_GAIN_NAME element specifies the
     formal name of the TORQUE_GAIN element."
  STANDARD_VALUE_SET = {
     "DERIVATIVE",
     "INTEGRAL",
     "PROPORTIONAL"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TOTAL_FOVS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The total_fovs (fields-of-view) element indicates the total
     number of fields of view associated with a single section of
     an instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TOTAL_RESCAN_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The TOTAL_RESCAN_NUMBER is the total number of rescan lines acquired."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TRANSFER_COMMAND_TEXT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The transfer_command_text element represents the complete
     command used to create a data volume, such as COPY or
     BACKUP for tape volumes.  It should also include special
     flags that were used to perform the command (eg. tar -xvf)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TRANSMITTED_POLARIZATION_TYPE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     Polarization of a signal transmitted by the instrument or other source."
  STANDARD_VALUE_SET = {
     "CIRCULAR",
     "ELLIPTICAL",
     "HORIZONTAL",
     "LEFT CIRCULAR",
     "LEFT ELLIPTICAL",
     "LINEAR",
     "PARALLEL",
     "PERPENDICULAR",
     "RIGHT CIRCULAR",
     "RIGHT ELLIPTICAL",
     "VERTICAL"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TRUE_ANOMALY_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The true_anomaly_angle element provides the value of the angle between
     the line connecting an orbiting body and the body around which it is
     orbiting (its primary) and the line connecting the periapsis position
     and the primary.  True_anomaly is measured in the orbiting body's
     orbital plane in the direction of motion from periapsis."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TRUTH_WINDOW
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = PIXEL
  STANDARD_VALUE_TYPE = DYNAMIC
  DESCRIPTION = "
      Galileo Solid State Imaging-specific. Images can be edited so that
     only an image area or cut_out_window is compressed and transmitted to
     Earth. Within this cut_out_window there can be an image area or
     TRUTH_WINDOW of up to 96 X 96 pixels that will be transmitted with only
     lossless Huffman compression applied. The truth_window element
     indicates the location and size of this image area as defined by four
     numbers: starting line, starting sample, number of lines, number of
     samples (the origin of the image coordinate system is at
     line,sample=1,1 for the upper-left corner with samples increasing to
     the right and lines increasing down)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TUPLE_SEQUENCE_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The tuple_sequence_number element is used in all text
     tables where the ordering of the ASCII text rows is
     required.  This element is used in all text type tables in
     the PDS data base."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TWIST_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The twist_angle element provides the angle of rotation about an
     optical axis relative to celestial coordinates. The RIGHT_ASCENSION,
     DECLINATION and TWIST_ANGLE elements define the pointing direction
     and orientation of an image or scan platform.
     Note: The specific mathematical definition of TWIST_ANGLE depends on
           the value of the TWIST_ANGLE_TYPE element. If unspecified,
           TWIST_ANGLE_TYPE = GALILEO for Galileo data and
     TWIST_ANGLE_TYPE = DEFAULT for all other data.
      
     Note: This element bears a simple relationship to the value of
           CELESTIAL_NORTH_CLOCK_ANGLE.
           When TWIST_ANGLE_TYPE = DEFAULT,
                TWIST_ANGLE = (180 - CELESTIAL_NORTH_CLOCK_ANGLE) mod 360;
           when TWIST_ANGLE_TYPE = GALILEO,
                TWIST_ANGLE = (270 - CELESTIAL_NORTH_CLOCK_ANGLE) mod 360."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TWIST_ANGLE_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 10
  DESCRIPTION = "
     The twist_angle_type element determines the specific mathematical
     meaning of the element TWIST_ANGLE when it is used to specify the
     pointing of an image or scan platform. Allowed values are DEFAULT and
     GALILEO. If unspecified, the value is GALILEO for Galileo data and
     DEFAULT for all other data.
      
     The three elements RIGHT_ASCENSION,
     DECLINATION and TWIST_ANGLE define the C-matrix, which transforms a
     3-vector in celestial coordinates into a frame fixed to an image plane.
     Celestial coordinates refer to a frame in which the x-axis points
     toward the First Point of Aries and the z-axis points to the celestial
     pole; these coordinates are assumed to be in J2000 unless otherwise
     specified. Image plane coordinates are defined such that the x-axis
     points right, the y-axis points down, and the z-axis points along the
     camera's optic axis, when an image is displayed as defined by the
     SAMPLE_DISPLAY_DIRECTION and LINE_DISPLAY_DIRECTION elements.
      
     For TWIST_ANGLE_TYPE = DEFAULT, the C-matrix is equal to
       C-matrix = [T]3 [90-D]1 [R+90]3
      
      = |-sinR cosT-cosR sinD sinT  cosR cosT-sinR sinD sinT  cosD sinT|
        | sinR sinT-cosR sinD cosT -cosR sinT-sinR sinD cosT  cosD cosT|
        |        cosR cosD                 sinR cosD             sinD  |
      
     For TWIST_ANGLE_TYPE = GALILEO, the C-matrix is defined by
       C-matrix = [T]3 [90-D]2 [R]3
      
      = | sinR sinT+cosR sinD cosT  cosR sinT+sinR sinD cosT  -cosD cosT|
        |-sinR cosT-cosR sinD sinT  cosR cosT-sinR sinD sinT   cosD sinT|
        |        cosR cosD               sinR cosD               sinD   |
      
     Here the notation [X]n specifies a rotation about the nth axis by
     angle X (in degrees). R refers to right ascension, D to declination,
     and T to twist angle."
  STANDARD_VALUE_SET = {
     "DEFAULT",
     "GALILEO"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = TWIST_OFFSET_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -90
  MAXIMUM = 90
  DESCRIPTION = "
     The twist_offset_angle element provides the angle at which
     an instrument is mounted, measured perpendicular to the
     plane defined by the cone and cross-cone axes.
     See also cone_offset_angle and cross_cone_offset_angle."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = UNCOMPRESSED_FILE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MINIMUM_LENGTH = 3
  MAXIMUM_LENGTH = 31
  DESCRIPTION = "
     The UNCOMPRESSED_FILE_NAME element provides the location independent name
     of a file.  It excludes node or volume location, directory path names, and
     version specification.  To promote portability across multiple platforms,
     PDS requires the file_name to be limited to a 27-character basename, a
     full stop (. period), and a 3-character extension.  Valid characters
     include capital letters A - Z, numerals 0 - 9, and the underscore character
     (_)."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = UNCORRECTED_DISTANCE_TO_NADIR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = KM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
      The uncorrected_distance_to_nadir element provides the
     'raw' measurement of range-to-surface, obtained from the
     pulse-compressed altimeter signals by the MGMTAC phase of
     the altimetry and radiometry data reduction program."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = UNCORRECTED_START_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The uncorrected_start_time element provides the time of the
     observation as sent down by the spacecraft. This time may
     be incorrect due to a software problem that existed onboard
     the spacecraft.  The difference between the START_TIME and
     the UNCORRECTED_START_TIME is the estimated correction that
     was applied to the START_TIME during ground processing."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = UNEVEN_BIT_WEIGHT_CORR_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = STATIC
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
     The uneven_bit_weight_corr_flag element is used to indicate
     whether a correction has been applied to adjust for uneven
     bit weighting of the analog-to-digital converter. In image
     processing, the correction is applied to every pixel in an
     image."
  STANDARD_VALUE_SET = {
     "OFF",
     "ON"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = UNIT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The unit element provides the full name or standard
     abbreviation of a unit of measurement in which a value is
     expressed.  Example values: square meter, meter per second.
     Note:  A table of standard units representing those
     published by the Systeme Internationale appears in the
     'Units of Measurement' section of the PSDD.  (Please refer
     to the table of contents for its location.)  The values
     in this table's 'Unit Name' column constitute the standard
     values for the data element UNIT."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = UNIT_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The unit_id element indicates the common abbreviation or
     symbol for a unit of measure.  Example:  The unit KILOGRAM
     has the unit_id 'kg'.
     Note:  A table of standard units, unit ids, and measured
     quantities including those published by the Systeme
     Internationale appears in the 'Units of Measurement'
     section of the PSDD.  (Please refer to the table of contents
     for its location.)  The values in this table's 'Symbol'
     column constitute the standard values for the data element
     unit_id."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = UNKNOWN_CONSTANT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The unknown_constant element supplies the numeric value
     used to represent the figurative constant 'UNK'. 'UNK'
     (Unknown) is defined as indicating when values for a
     particular data element in a specific instance is
     permanently not known."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = UPLOAD_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The upload_id element describes a spacecraft command set
     that is associated with the given data product."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = USAGE_NOTE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The usage_note element provides the information about the
     use of a particular data element or object within a
     particular context."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = USER_PRODUCT_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = NONE
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     The user_product_id element provides an
     alternate logical file name constructed according to a
     producer-defined naming convention."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VALID_MAXIMUM
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The valid_maximum data element represents the maximum value
     that is valid for a data object.  Valid_minimum and valid_
     maximum define the valid range of values for a data object,
     such as -90 to 90 for a column object containing latitude
     values.
     Note:  this element should appear in labels only between
     the 'OBJECT =' and 'END_OBJECT=' lines of an object with a
     specific data type."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VALID_MINIMUM
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The valid_minimum data element represents the minimum value
     that is valid for a data object.  Valid_minimum and valid_
     maximum define the valid range of values for a data object,
     such as -90 to 90 for a column object containing latitude
     values.
     Note:  this element should appear in labels only between
     the 'OBJECT =' and 'END_OBJECT=' lines of an object with a
     specific data type."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VAR_DATA_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
     Tables with variable length records
     may be stored in two files, with the fixed-length fields in one file and
     the variable-length fields in the other, usually named *.VAR. In a COLUMN
     object, the presence of the keywords VAR_DATA_TYPE, VAR_ITEM_BYTES, and
     VAR_RECORD_TYPE indicates that the column's value is an offset into a
     variable length record in the *.VAR file. VAR_DATA_TYPE specifies the data
     type of the data found at the location in the *.VAR file. It is analogous
     to the keyword DATA_TYPE."
  STANDARD_VALUE_SET = {
     "ASCII_COMPLEX",
     "ASCII_INTEGER",
     "ASCII_REAL",
     "BINARY_CODED_DECIMAL",
     "BIT_STRING",
     "BOOLEAN",
     "CHARACTER",
     "COMPLEX",
     "DATE",
     "EBCDIC_CHARACTER",
     "FLOAT",
     "IBM_COMPLEX",
     "IBM_INTEGER",
     "IEEE_COMPLEX",
     "IEEE_REAL",
     "INTEGER",
     "LSB_BIT_STRING",
     "LSB_INTEGER",
     "LSB_UNSIGNED_INTEGER",
     "MAC_COMPLEX",
     "MAC_INTEGER",
     "MAC_REAL",
     "MAC_UNSIGNED_INTEGER",
     "MSB_BIT_STRING",
     "MSB_INTEGER",
     "MSB_UNSIGNED_INTEGER",
     "N/A",
     "PC_COMPLEX",
     "PC_INTEGER",
     "PC_REAL",
     "PC_UNSIGNED_INTEGER",
     "REAL",
     "SUN_COMPLEX",
     "SUN_INTEGER",
     "SUN_REAL",
     "SUN_UNSIGNED_INTEGER",
     "TIME",
     "UNSIGNED_INTEGER",
     "VAXG_COMPLEX",
     "VAXG_REAL",
     "VAX_BIT_STRING",
     "VAX_COMPLEX",
     "VAX_DOUBLE",
     "VAX_INTEGER",
     "VAX_REAL",
     "VAX_UNSIGNED_INTEGER"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VAR_ITEM_BYTES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = B
  STANDARD_VALUE_TYPE = "N/A"
  MINIMUM = 1
  DESCRIPTION = "
     Tables with variable length records
     may be stored in two files, with the fixed-length fields in one file and
     the variable-length fields in the other, usually named *.VAR. In a COLUMN
     object, the presence of the keywords VAR_DATA_TYPE, VAR_ITEM_BYTES, and
     VAR_RECORD_TYPE indicates that the column's value is an offset into a
     variable length record in the *.VAR file. VAR_ITEM_BYTES specifies the
     number of bytes of data found at the location in the *.VAR file. It is
     analogous to the keyword BYTES."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VAR_RECORD_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     Tables with variable length records
     may be stored in two files, with the fixed-length fields in one file and
     the variable-length fields in the other, usually named *.VAR. In a COLUMN
     object, the presence of the keywords VAR_DATA_TYPE, VAR_ITEM_BYTES, and
     VAR_RECORD_TYPE indicates that the column's value is an offset into a
     variable length record in the *.VAR file. VAR_RECORD_TYPE specifies the
     type of variable length records in the *.VAR file."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VECTOR_COMPONENT_1
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The vector_component_1 element provides the magnitude of
     the first component of a vector.
     The particular vector component being measured is
     identified by the vector_component_id_1
     element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VECTOR_COMPONENT_2
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The vector_component_2 element provides the magnitude of
     the second component of a vector.
     The particular vector component being measured is
     identified by the vector_component_id_2
     element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VECTOR_COMPONENT_3
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The vector_component_3 element provides the magnitude of
     the third component of a vector.
     The particular vector component being measured is
     identified by the vector_component_id_3
     element."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VECTOR_COMPONENT_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 8
  DESCRIPTION = "
     The vector_component_id element identifies a
     vector component without reference to a particular vector
     component value."
  STANDARD_VALUE_SET = {
     "CLST_LAT",
     "CLST_LNG",
     "DECLNATN",
     "ESL_X",
     "ESL_Y",
     "ESL_Z",
     "GAMMA",
     "ICC_X",
     "ICC_Y",
     "ICC_Z",
     "LAT",
     "LATJ$-3",
     "LATS$-3",
     "LATU$-3",
     "LONG",
     "LONJ$-3",
     "LONS$-3",
     "LONU$-3",
     "PHI",
     "PVO_X",
     "PVO_Y",
     "PVO_Z",
     "R",
     "RADIUS",
     "RHO",
     "RJ$",
     "RS$",
     "RU$",
     "R_ASCNSN",
     "SIGMA",
     "THETA",
     "V",
     "VPHI",
     "VR",
     "VRHO",
     "VSO_X",
     "VSO_Y",
     "VSO_Z",
     "VZ",
     "WX",
     "WY",
     "WZ",
     "W_LONG",
     "X",
     "XE",
     "XS",
     "Y",
     "YE",
     "YS",
     "Z",
     "ZE",
     "ZS"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VECTOR_COMPONENT_ID_1
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 8
  DESCRIPTION = "
     The vector_component_id_1 element identifies
     the first component of a vector.
     The magnitude of the first component of the vector is
     provided by the vector_component_1 element.
     Example value:  RJ\$ (a radial distance)."
  STANDARD_VALUE_SET = {
     "RJ$",
     "RS$",
     "RU$"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VECTOR_COMPONENT_ID_2
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 8
  DESCRIPTION = "
     The vector_component_id_2 element identifies
     the second component of a vector.
     The magnitude of the second component of the vector is
     provided by the vector_component_2 element.
     Example value:  LATJ\$S3 (a latitude)."
  STANDARD_VALUE_SET = {
     "LATJ$-3",
     "LATS$-3",
     "LATU$-3"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VECTOR_COMPONENT_ID_3
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 8
  DESCRIPTION = "
     The vector_component_id_3 element identifies
     the third component of a vector.
     The magnitude of the third component of the vector is
     provided by the vector_component_3 element.
     Example value:  LONJ\$S3 (a longitude)."
  STANDARD_VALUE_SET = {
     "LONJ$-3",
     "LONS$-3",
     "LONU$-3"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VECTOR_COMPONENT_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The vector_component_type element identifies the type of
     information which is provided by a particular vector
     component identification element.
     Example values:  LATITUDE, LONGITUDE, VELOCITY."
  STANDARD_VALUE_SET = {
     "DISTANCE",
     "ISCC X",
     "ISCC Y",
     "ISCC Z",
     "LATITUDE",
     "LONGITUDE",
     "RANGE",
     "SSCC X",
     "SSCC Y",
     "SSCC Z",
     "ULATITUDE",
     "VELOCITY",
     "X",
     "Y",
     "Z"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VECTOR_COMPONENT_TYPE_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The vector_component_type_desc provides a
     general description of a particular vector component
     type."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VECTOR_COMPONENT_UNIT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The vector_component_unit element specifies the unit of
     measure of associated dataset or sampling parameters.
     For example, in the ring information entity the unit
     element specifies that a given set of ring radii are
     measured in kilometers."
  STANDARD_VALUE_SET = {
     "AU",
     "DEGREES",
     "JOVIAN RADII (1RJ = 71398KM)",
     "KM/S",
     "N/A",
     "PLANETARY RADII",
     "RN (RN = 24,765KM)",
     "RU (RU = 25,600KM)",
     "SATURN RADII (1 RS = 60330 KM)",
     "UNK",
     "URANUS RADII (1 RU = 25600 KM)"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VERSION_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  DESCRIPTION = "
     This element is an alias for product_version_id used only by
     AMMOS-MGN ephemeris files."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VERSION_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  DESCRIPTION = "
     The version_number element is defined as an alias for
     product_version_id and is available only for AMMOS-Magellan
     mission operations products."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VERTICAL_FOV
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The vertical_field_of_view element provides the angular
     measure of the vertical field of view of an instrument."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VERTICAL_FRAMELET_OFFSET
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  DESCRIPTION = "
     The vertical_framelet_offset element provides the column
     number of a framelet within a tiled image.  In the PDS,
     offsets are counted from one."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VERTICAL_PIXEL_FOV
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 360
  DESCRIPTION = "
     The vertical_pixel_field_of_view element provides the
     angular measure of the vertical field of view of a single
     pixel."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VERTICAL_PIXEL_SCALE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'M/PIXEL'
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM = 1000000000
  DESCRIPTION = "
     The VERTICAL_PIXEL_SCALE element indicates the vertical
     picture scale."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VOLUME_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
      The volume_desc element describes the content and type of
     data contained in the volume."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VOLUME_FORMAT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 20
  DESCRIPTION = "
     The volume_format element identifies the logical format
     used in writing a data volume, such as ANSI, TAR, or BACKUP
     for tape volumes and ISO-9660, HIGH-SIERRA, for CD-ROM
     volumes."
  STANDARD_VALUE_SET = {
     "ANSI",
     "HIGH-SIERRA",
     "ISO-9660",
     "ISO-9660_LEVEL1",
     "ISO-9660_LEVEL2",
     "NONE",
     "TAR",
     "UDF_ISO-9660_BRIDGE",
     "VAX-BACKUP"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VOLUME_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The volume_id element provides a unique identifier for a
     data volume.  Example: MG_1001."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VOLUME_INSERT_TEXT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = TEXT
  DESCRIPTION = "
     The volume_insert_text element provides a text field to be
     included on the volume insert.  The text field should
     identify the data products or data sets included on the
     volume.  The text field should consist of 8 or fewer lines of
     text where each line is no more than 60 characters wide."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VOLUME_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DEFINITION
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The volume_name element contains the name of a data volume.
      In most cases the volume_name is more specific than the
     volume_set_name.  For example, the volume_name for the
     first volume in the VOYAGER IMAGES OF URANUS volume set is:
     Volume 1: Compressed Images 24476.54 - 26439.58"
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VOLUME_SERIES_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
     The volume_series_name element provides a full, formal name
     that describes a broad categorization of data products or
     data sets related to a planetary body or a research
     campaign (e.g. International Halley Watch).  A volume
     series consists of one or more volume sets that represent
     data from one or more missions or campaigns.  For example,
     the volume series MISSION TO VENUS consists of the
     following three volume sets:
     MAGELLAN:    THE MOSAIC IMAGE DATA RECORD
     MAGELLAN:    THE ALTIMETRY AND RADIOMETRY DATA RECORD
     PRE-MAGELLAN RADAR AND GRAVITY DATA SET COLLECTION"
  STANDARD_VALUE_SET = {
     "AMES MARS GENERAL CIRCULATION MODEL",
     "APOLLO 12 MISSION",
     "APOLLO 14 MISSION",
     "APOLLO 15 MISSION",
     "BLOOMSBERG UNIVERSITY GONIOMETER OBSERVA",
     "CASSINI ORBITER",
     "CLEMENTINE MISSION",
     "CONTOUR MISSION PROJECT",
     "DEEP IMPACT",
     "DEEP IMPACT SUPPORT ARCHIVE",
     "DEEP IMPACT/EPOXI MISSIONS",
     "DEEP SPACE 1",
     "DEEP SPACE 1 MISSION",
     "DI GROUND-BASED SUPPORT ARCHIVES",
     "DIS_VOLUME_SER_NAME_AA_0001",
     "DS1 DATA",
     "EARTH-BASED RING OCCULTATIONS",
     "EPOXI MISSION DATA",
     "GIANT PLANET SATELLITE ASTROMETRY",
     "GIOTTO EXTENDED MISSION PROJECT",
     "GROUND BASED ATMOSPHERIC OBSERVATIONS",
     "GALILEO ORBITER",
     "IHW ARCHIVE ADDENDA",
     "INTERNATIONAL HALLEY WATCH",
     "IUE COMET DATABASE",
     "LUNAR RADAR OBSERVATIONS",
     "LUNAR RECONNAISSANCE ORBITER",
     "MARS EXPLORATION ROVER",
     "MARS GRAVITY",
     "MARS ODYSSEY",
     "MESSENGER",
     "MISSION TO EARTH",
     "MISSION TO JUPITER",
     "MISSION TO MARS",
     "MISSION TO MERCURY",
     "MISSION TO SATURN",
     "MISSION TO SMALL BODIES",
     "MISSION TO THE MOON",
     "MISSION TO VENUS",
     "N/A",
     "NEAR EARTH ASTEROID ENCOUNTER MISSION",
     "NEW HORIZONS",
     "PIONEER VENUS ORBITER SERIES",
     "PLANETARY DATA SYSTEM EDUCATIONAL RESOUR",
     "ROSETTA SCIENCE ARCHIVE",
     "SATURN RING PLANE CROSSING 1995-1996",
     "SBN DELIVERY VOLUMES",
     "SBN ONLINE ARCHIVES, ASTEROID DATA",
     "SBN ONLINE ARCHIVES, COMET DATA",
     "SBN SPECIAL COLLECTIONS, IDA/GASPRA",
     "SHOEMAKER-LEVY 9 IMPACT EVENTS",
     "SKY SURVEY",
     "STARDUST",
     "VOYAGERS TO THE OUTER PLANETS"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VOLUME_SET_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 40
  DESCRIPTION = "
     The volume_set_id element identifies a data volume or a set
     of volumes.  Volume sets are normally considered as a
     single orderable entity. Examples: USA_NASA_PDS_MG_1001,
     USA_NASA_PDS_GR_0001_TO_GR_0009"
  STANDARD_VALUE_SET = {
     "DE_DLR_PF_MEXHRS_1000",
     "DE_UNIK_IGM_MEXMRS_1000",
     "EU_ESA_DSCI_GEM_0001",
     "FR_CNES_CNRS_MEXOMG_1000",
     "FR_IPSLCNRS_MEXSPI_1000",
     "IT_URM1_DINF_MEXMDS_1000",
     "N/A",
     "SE_IRF_IRFK_MEXASP_1000",
     "SE_IRF_IRFK_MEXASP_3000",
     "USA_NASA_CU_CON_0001",
     "USA_NASA_CU_CON_1001",
     "USA_NASA_CU_CON_2001",
     "USA_NASA_CU_CON_3001",
     "USA_NASA_CU_CON_4001",
     "USA_NASA_IHW_HAL",
     "USA_NASA_IHW_HAL_0001_TO_HAL_0023",
     "USA_NASA_IHW_HAL_0024",
     "USA_NASA_IHW_HAL_0025_TO_HAL_0026",
     "USA_NASA_JPL_CORADR_0001",
     "USA_NASA_JPL_CORADR_0042",
     "USA_NASA_JPL_CORADR_0043",
     "USA_NASA_JPL_CORADR_0045",
     "USA_NASA_JPL_CORADR_0046",
     "USA_NASA_JPL_CORADR_0047",
     "USA_NASA_JPL_CORADR_0048",
     "USA_NASA_JPL_CORADR_0050",
     "USA_NASA_JPL_CORADR_0051",
     "USA_NASA_JPL_CORADR_0053",
     "USA_NASA_JPL_CORADR_0054",
     "USA_NASA_JPL_CORADR_0055",
     "USA_NASA_JPL_CORADR_0058",
     "USA_NASA_JPL_CORADR_0059",
     "USA_NASA_JPL_CORADR_0060",
     "USA_NASA_JPL_CORADR_0061",
     "USA_NASA_JPL_CORADR_0062",
     "USA_NASA_JPL_CORADR_0063",
     "USA_NASA_JPL_CORADR_0064",
     "USA_NASA_JPL_CORADR_0065",
     "USA_NASA_JPL_CORADR_0066",
     "USA_NASA_JPL_CORADR_0067",
     "USA_NASA_JPL_CORADR_0068",
     "USA_NASA_JPL_CORADR_0069",
     "USA_NASA_JPL_CORADR_0070",
     "USA_NASA_JPL_CORADR_0071",
     "USA_NASA_JPL_CORADR_0073",
     "USA_NASA_JPL_CORADR_0074",
     "USA_NASA_JPL_CORADR_0075",
     "USA_NASA_JPL_CORADR_0077",
     "USA_NASA_JPL_CORADR_0078",
     "USA_NASA_JPL_CORADR_0079",
     "USA_NASA_JPL_CORADR_0080",
     "USA_NASA_JPL_CORADR_0081",
     "USA_NASA_JPL_CORADR_0082",
     "USA_NASA_JPL_CORADR_0085",
     "USA_NASA_JPL_CORADR_0086",
     "USA_NASA_JPL_CORADR_0087",
     "USA_NASA_JPL_CORADR_0088",
     "USA_NASA_JPL_CORADR_0089",
     "USA_NASA_JPL_CORADR_0090",
     "USA_NASA_JPL_CORADR_0091",
     "USA_NASA_JPL_CORADR_0092",
     "USA_NASA_JPL_CORADR_0093",
     "USA_NASA_JPL_CORADR_0094",
     "USA_NASA_JPL_CORADR_0095",
     "USA_NASA_JPL_CORADR_0096",
     "USA_NASA_JPL_CORADR_0097",
     "USA_NASA_JPL_CORADR_0098",
     "USA_NASA_JPL_CORADR_0099",
     "USA_NASA_JPL_CORADR_0100",
     "USA_NASA_JPL_CORADR_0102",
     "USA_NASA_JPL_CORADR_0103",
     "USA_NASA_JPL_CORADR_0104",
     "USA_NASA_JPL_CORADR_0105",
     "USA_NASA_JPL_CORADR_0106",
     "USA_NASA_JPL_CORADR_0107",
     "USA_NASA_JPL_CORADR_0108",
     "USA_NASA_JPL_CORADR_0110",
     "USA_NASA_JPL_CORADR_0111",
     "USA_NASA_JPL_CORADR_0112",
     "USA_NASA_JPL_CORADR_0113",
     "USA_NASA_JPL_CORADR_0114",
     "USA_NASA_JPL_CORADR_0115",
     "USA_NASA_JPL_CORADR_0116",
     "USA_NASA_JPL_CORADR_0117",
     "USA_NASA_JPL_CORADR_0118",
     "USA_NASA_JPL_CORADR_0119",
     "USA_NASA_JPL_CORADR_0120",
     "USA_NASA_JPL_CORADR_0121",
     "USA_NASA_JPL_CORADR_0122",
     "USA_NASA_JPL_CORADR_0123",
     "USA_NASA_JPL_CORADR_0124",
     "USA_NASA_JPL_CORADR_0125",
     "USA_NASA_JPL_CORADR_0129",
     "USA_NASA_JPL_CORADR_0130",
     "USA_NASA_JPL_CORADR_0132",
     "USA_NASA_JPL_CORADR_0133",
     "USA_NASA_JPL_CORADR_0135",
     "USA_NASA_JPL_CORADR_0136",
     "USA_NASA_JPL_CORADR_0137",
     "USA_NASA_JPL_CORADR_0138",
     "USA_NASA_JPL_CORADR_0139",
     "USA_NASA_JPL_CORADR_0140",
     "USA_NASA_JPL_CORADR_0141",
     "USA_NASA_JPL_CORADR_0142",
     "USA_NASA_JPL_CORADR_0144",
     "USA_NASA_JPL_CORADR_0146",
     "USA_NASA_JPL_CORADR_0147",
     "USA_NASA_JPL_CORADR_0148",
     "USA_NASA_JPL_CORADR_0149",
     "USA_NASA_JPL_CORADR_0150",
     "USA_NASA_JPL_CORADR_0151",
     "USA_NASA_JPL_CORADR_0152",
     "USA_NASA_JPL_CORADR_0153",
     "USA_NASA_JPL_CORADR_0154",
     "USA_NASA_JPL_CORADR_0155",
     "USA_NASA_JPL_CORADR_0156",
     "USA_NASA_JPL_CORADR_0157",
     "USA_NASA_JPL_CORADR_0158",
     "USA_NASA_JPL_CORADR_0159",
     "USA_NASA_JPL_CORADR_0160",
     "USA_NASA_JPL_CORADR_0161",
     "USA_NASA_JPL_CORADR_0162",
     "USA_NASA_JPL_CORADR_0163",
     "USA_NASA_JPL_CORS_0001_TO_CORS_0010",
     "USA_NASA_JPL_CORS_0021_TO_CORS_0028",
     "USA_NASA_JPL_CORS_0041_TO_CORS_0050",
     "USA_NASA_JPL_CORS_0081_TO_CORS_0085",
     "USA_NASA_JPL_CORS_0101",
     "USA_NASA_JPL_CORS_0102",
     "USA_NASA_JPL_CORS_0103",
     "USA_NASA_JPL_CORS_0104_TO_CORS_0116",
     "USA_NASA_JPL_CORS_0117_TO_CORS_0126",
     "USA_NASA_JPL_CORS_0127",
     "USA_NASA_JPL_CORS_0128",
     "USA_NASA_JPL_CORS_0129",
     "USA_NASA_JPL_CORS_0130",
     "USA_NASA_JPL_CORS_0131",
     "USA_NASA_JPL_CORS_0132",
     "USA_NASA_JPL_CORS_0133",
     "USA_NASA_JPL_CORS_0134_TO_CORS_0140",
     "USA_NASA_JPL_CORS_0141",
     "USA_NASA_JPL_CORS_0142_TO_CORS_0145",
     "USA_NASA_JPL_CORS_0146",
     "USA_NASA_JPL_CORS_0147",
     "USA_NASA_JPL_CORS_0148",
     "USA_NASA_JPL_CORS_0149_TO_CORS_0163",
     "USA_NASA_JPL_CORS_0164_TO_CORS_0167",
     "USA_NASA_JPL_CORS_0168",
     "USA_NASA_JPL_CORS_0169",
     "USA_NASA_JPL_CORS_0170_TO_CORS_0175",
     "USA_NASA_JPL_CORS_0176",
     "USA_NASA_JPL_CORS_0177",
     "USA_NASA_JPL_CORS_0178_TO_CORS_0182",
     "USA_NASA_JPL_CORS_0183_TO_CORS_0186",
     "USA_NASA_JPL_CORS_0187",
     "USA_NASA_JPL_CORS_0188",
     "USA_NASA_JPL_CORS_0189_TO_CORS_0195",
     "USA_NASA_JPL_CORS_0196_TO_CORS_0199",
     "USA_NASA_JPL_CORS_0200",
     "USA_NASA_JPL_CORS_0201",
     "USA_NASA_JPL_CORS_0202_TO_CORS_0209",
     "USA_NASA_JPL_CORS_0210",
     "USA_NASA_JPL_CORS_0211",
     "USA_NASA_JPL_CORS_0212_TO_CORS_0220",
     "USA_NASA_JPL_COSP_1000",
     "USA_NASA_JPL_DISP_1000",
     "USA_NASA_JPL_DS1SP_1000",
     "USA_NASA_JPL_GOPR_500X",
     "USA_NASA_JPL_GORS_0801",
     "USA_NASA_JPL_GO_0001_TO_0023",
     "USA_NASA_JPL_GO_0001_TO_00XX",
     "USA_NASA_JPL_GO_0002",
     "USA_NASA_JPL_GO_0003",
     "USA_NASA_JPL_GO_0004",
     "USA_NASA_JPL_GO_0005",
     "USA_NASA_JPL_GO_0006",
     "USA_NASA_JPL_GO_0007",
     "USA_NASA_JPL_GO_0008",
     "USA_NASA_JPL_GO_0009",
     "USA_NASA_JPL_GO_0010",
     "USA_NASA_JPL_GO_0011",
     "USA_NASA_JPL_GO_0012",
     "USA_NASA_JPL_GO_0013",
     "USA_NASA_JPL_GO_0014",
     "USA_NASA_JPL_GO_0015",
     "USA_NASA_JPL_GO_0016",
     "USA_NASA_JPL_GO_0017",
     "USA_NASA_JPL_GO_0018",
     "USA_NASA_JPL_GO_0019",
     "USA_NASA_JPL_GO_0020",
     "USA_NASA_JPL_GO_0021",
     "USA_NASA_JPL_GO_1001",
     "USA_NASA_JPL_GO_1002",
     "USA_NASA_JPL_GO_1003",
     "USA_NASA_JPL_GO_1004",
     "USA_NASA_JPL_GO_1005",
     "USA_NASA_JPL_GO_1006",
     "USA_NASA_JPL_GO_10XX",
     "USA_NASA_JPL_GO_1101",
     "USA_NASA_JPL_GO_1102",
     "USA_NASA_JPL_GO_1103",
     "USA_NASA_JPL_GO_1104",
     "USA_NASA_JPL_GO_1105",
     "USA_NASA_JPL_GO_1106",
     "USA_NASA_JPL_GO_1107",
     "USA_NASA_JPL_GO_1108",
     "USA_NASA_JPL_GO_1109",
     "USA_NASA_JPL_GO_1110",
     "USA_NASA_JPL_GO_1111",
     "USA_NASA_JPL_GO_1112",
     "USA_NASA_JPL_GO_1113",
     "USA_NASA_JPL_GO_1114",
     "USA_NASA_JPL_GO_11XX",
     "USA_NASA_JPL_GVDR_0001",
     "USA_NASA_JPL_IHWRES_XXXX",
     "USA_NASA_JPL_MER2RS_000X",
     "USA_NASA_JPL_MERSP_1000",
     "USA_NASA_JPL_MESSSP_1000",
     "USA_NASA_JPL_MGRS_000X",
     "USA_NASA_JPL_MGSA_000X",
     "USA_NASA_JPL_MGSL_0001",
     "USA_NASA_JPL_MGSL_0002",
     "USA_NASA_JPL_MGSL_1XXX",
     "USA_NASA_JPL_MGSL_2001",
     "USA_NASA_JPL_MGSL_2002",
     "USA_NASA_JPL_MGSL_2003",
     "USA_NASA_JPL_MGSL_2004",
     "USA_NASA_JPL_MGSL_2005",
     "USA_NASA_JPL_MGSL_2006",
     "USA_NASA_JPL_MGSL_2007",
     "USA_NASA_JPL_MGSL_2008",
     "USA_NASA_JPL_MGSL_2009",
     "USA_NASA_JPL_MGSL_2010",
     "USA_NASA_JPL_MGSL_2011",
     "USA_NASA_JPL_MGSL_2012",
     "USA_NASA_JPL_MGSL_2013",
     "USA_NASA_JPL_MGSL_2014",
     "USA_NASA_JPL_MGSL_2015",
     "USA_NASA_JPL_MGSL_2016",
     "USA_NASA_JPL_MGSL_2017",
     "USA_NASA_JPL_MGSL_2018",
     "USA_NASA_JPL_MGSL_2019",
     "USA_NASA_JPL_MGSL_2020",
     "USA_NASA_JPL_MGSL_2021",
     "USA_NASA_JPL_MGSL_2022",
     "USA_NASA_JPL_MGSL_2023",
     "USA_NASA_JPL_MGSL_2024",
     "USA_NASA_JPL_MGSL_2025",
     "USA_NASA_JPL_MGSL_2026",
     "USA_NASA_JPL_MGSL_2027",
     "USA_NASA_JPL_MGSL_2028",
     "USA_NASA_JPL_MGSL_2029",
     "USA_NASA_JPL_MGSL_2030",
     "USA_NASA_JPL_MGSL_2031",
     "USA_NASA_JPL_MGSL_2032",
     "USA_NASA_JPL_MGSL_2033",
     "USA_NASA_JPL_MGSL_2034",
     "USA_NASA_JPL_MGSL_2035",
     "USA_NASA_JPL_MGSL_2036",
     "USA_NASA_JPL_MGSL_2037",
     "USA_NASA_JPL_MGSL_2038",
     "USA_NASA_JPL_MGSL_2039",
     "USA_NASA_JPL_MGSL_2040",
     "USA_NASA_JPL_MGSL_2041",
     "USA_NASA_JPL_MGSL_2042",
     "USA_NASA_JPL_MGSL_2043",
     "USA_NASA_JPL_MGSL_2044",
     "USA_NASA_JPL_MGSL_2045",
     "USA_NASA_JPL_MGSL_2XXX",
     "USA_NASA_JPL_MGSL_XXXX",
     "USA_NASA_JPL_MGSP_0008",
     "USA_NASA_JPL_MGSP_0010",
     "USA_NASA_JPL_MGSP_1000",
     "USA_NASA_JPL_MGST_0041",
     "USA_NASA_JPL_MGST_0042",
     "USA_NASA_JPL_MGST_0043",
     "USA_NASA_JPL_MGST_0044",
     "USA_NASA_JPL_MGST_0061",
     "USA_NASA_JPL_MGST_0100",
     "USA_NASA_JPL_MGST_0101",
     "USA_NASA_JPL_MGST_0102",
     "USA_NASA_JPL_MGST_0103",
     "USA_NASA_JPL_MGST_0104",
     "USA_NASA_JPL_MGST_0105",
     "USA_NASA_JPL_MGST_0106",
     "USA_NASA_JPL_MGST_0107",
     "USA_NASA_JPL_MGST_0108",
     "USA_NASA_JPL_MGST_0109",
     "USA_NASA_JPL_MGST_0110",
     "USA_NASA_JPL_MGST_0111",
     "USA_NASA_JPL_MGST_0112",
     "USA_NASA_JPL_MGST_0113",
     "USA_NASA_JPL_MGST_0114",
     "USA_NASA_JPL_MGST_0115",
     "USA_NASA_JPL_MGST_0116",
     "USA_NASA_JPL_MGST_0117",
     "USA_NASA_JPL_MGST_0118",
     "USA_NASA_JPL_MGST_0119",
     "USA_NASA_JPL_MGST_0120",
     "USA_NASA_JPL_MGST_0121",
     "USA_NASA_JPL_MGST_0122",
     "USA_NASA_JPL_MGST_0123",
     "USA_NASA_JPL_MGST_0124",
     "USA_NASA_JPL_MGST_0125",
     "USA_NASA_JPL_MGST_0126",
     "USA_NASA_JPL_MGST_0127",
     "USA_NASA_JPL_MGST_0128",
     "USA_NASA_JPL_MGST_0129",
     "USA_NASA_JPL_MGST_0130",
     "USA_NASA_JPL_MGST_0131",
     "USA_NASA_JPL_MGST_0132",
     "USA_NASA_JPL_MGST_0133",
     "USA_NASA_JPL_MGST_0134",
     "USA_NASA_JPL_MGST_0135",
     "USA_NASA_JPL_MGST_0136",
     "USA_NASA_JPL_MGST_0137",
     "USA_NASA_JPL_MGST_0138",
     "USA_NASA_JPL_MGST_0139",
     "USA_NASA_JPL_MGST_0140",
     "USA_NASA_JPL_MGST_0141",
     "USA_NASA_JPL_MGST_0142",
     "USA_NASA_JPL_MGST_0143",
     "USA_NASA_JPL_MGST_0144",
     "USA_NASA_JPL_MGST_0145",
     "USA_NASA_JPL_MGST_0146",
     "USA_NASA_JPL_MGST_0147",
     "USA_NASA_JPL_MGST_0148",
     "USA_NASA_JPL_MGST_0149",
     "USA_NASA_JPL_MGST_0150",
     "USA_NASA_JPL_MGST_0151",
     "USA_NASA_JPL_MGST_0152",
     "USA_NASA_JPL_MGST_0153",
     "USA_NASA_JPL_MGST_0154",
     "USA_NASA_JPL_MGST_0155",
     "USA_NASA_JPL_MGST_0156",
     "USA_NASA_JPL_MGST_0157",
     "USA_NASA_JPL_MGST_0158",
     "USA_NASA_JPL_MGST_0159",
     "USA_NASA_JPL_MGST_0160",
     "USA_NASA_JPL_MGST_0161",
     "USA_NASA_JPL_MGST_0162",
     "USA_NASA_JPL_MGST_0163",
     "USA_NASA_JPL_MGST_0164",
     "USA_NASA_JPL_MGST_0165",
     "USA_NASA_JPL_MGST_0166",
     "USA_NASA_JPL_MGST_0167",
     "USA_NASA_JPL_MGST_0168",
     "USA_NASA_JPL_MGST_0169",
     "USA_NASA_JPL_MGST_0170",
     "USA_NASA_JPL_MGST_0171",
     "USA_NASA_JPL_MGST_0172",
     "USA_NASA_JPL_MGST_0173",
     "USA_NASA_JPL_MGST_0174",
     "USA_NASA_JPL_MGST_0175",
     "USA_NASA_JPL_MGST_0176",
     "USA_NASA_JPL_MGST_0177",
     "USA_NASA_JPL_MGST_0178",
     "USA_NASA_JPL_MGST_0179",
     "USA_NASA_JPL_MGST_0180",
     "USA_NASA_JPL_MGST_0181",
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     "USA_NASA_PDS_A14CCG_000X",
     "USA_NASA_PDS_A15CCG_000X",
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     "USA_NASA_PDS_BUG_9001",
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     "USA_NASA_PDS_CL_0013",
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     "USA_NASA_PDS_CL_0038",
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     "USA_NASA_PDS_CL_4028",
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     "USA_NASA_PDS_DIHI9P_1XXX",
     "USA_NASA_PDS_DIHI9P_2XXX",
     "USA_NASA_PDS_DIHI9P_3XXX",
     "USA_NASA_PDS_DIHV9P_1XXX",
     "USA_NASA_PDS_DIHV9P_2XXX",
     "USA_NASA_PDS_DIHV9P_3XXX",
     "USA_NASA_PDS_DIHVNV_1001",
     "USA_NASA_PDS_DIHVNV_2001",
     "USA_NASA_PDS_DIHVNV_3001",
     "USA_NASA_PDS_DIIV9P_1XXX",
     "USA_NASA_PDS_DIIV9P_2XXX",
     "USA_NASA_PDS_DIIV9P_3XXX",
     "USA_NASA_PDS_DIIVNV_1001",
     "USA_NASA_PDS_DIIVNV_2001",
     "USA_NASA_PDS_DIIVNV_3001",
     "USA_NASA_PDS_DIMODL_00XX",
     "USA_NASA_PDS_DIMV9P_1XXX",
     "USA_NASA_PDS_DIMV9P_2XXX",
     "USA_NASA_PDS_DIMV9P_3XXX",
     "USA_NASA_PDS_DIMVNV_1001",
     "USA_NASA_PDS_DIMVNV_200X",
     "USA_NASA_PDS_DIMVNV_300X",
     "USA_NASA_PDS_DIPHOT_0001",
     "USA_NASA_PDS_DIRSS_0001",
     "USA_NASA_PDS_DISA_0002",
     "USA_NASA_PDS_DISA_0007",
     "USA_NASA_PDS_DISA_0008",
     "USA_NASA_PDS_DISA_0009",
     "USA_NASA_PDS_DISA_00XX",
     "USA_NASA_PDS_DISA_1XXX",
     "USA_NASA_PDS_DISA_XXXX",
     "USA_NASA_PDS_DITEMP_0001",
     "USA_NASA_PDS_DITV1_0001",
     "USA_NASA_PDS_DITV2_0001",
     "USA_NASA_PDS_DITV2_0002",
     "USA_NASA_PDS_DITV2_0003",
     "USA_NASA_PDS_DITV2_0004",
     "USA_NASA_PDS_DITV3_0001",
     "USA_NASA_PDS_DITV4_0001",
     "USA_NASA_PDS_DITV4_0002",
     "USA_NASA_PDS_DITV4_0003",
     "USA_NASA_PDS_DITV4_0004",
     "USA_NASA_PDS_DITV4_0005",
     "USA_NASA_PDS_DMGSC_1001",
     "USA_NASA_PDS_DMGSC_1002",
     "USA_NASA_PDS_DMGSC_1003",
     "USA_NASA_PDS_DMGSC_1004",
     "USA_NASA_PDS_DMGSC_1005",
     "USA_NASA_PDS_DMGSC_1006",
     "USA_NASA_PDS_DMGSC_1007",
     "USA_NASA_PDS_DMGSC_1008",
     "USA_NASA_PDS_DMGSC_1009",
     "USA_NASA_PDS_DMGSC_1010",
     "USA_NASA_PDS_DMGSC_1011",
     "USA_NASA_PDS_DMGSC_1012",
     "USA_NASA_PDS_DMGSC_1013",
     "USA_NASA_PDS_DMGSC_1014",
     "USA_NASA_PDS_DMGSC_1015",
     "USA_NASA_PDS_DMGSC_1016",
     "USA_NASA_PDS_DMGSC_1017",
     "USA_NASA_PDS_DMGSC_1018",
     "USA_NASA_PDS_DMGSC_1019",
     "USA_NASA_PDS_DMGSC_1020",
     "USA_NASA_PDS_DMGSLR_0001",
     "USA_NASA_PDS_DMGSM_1001",
     "USA_NASA_PDS_DMGSM_1002",
     "USA_NASA_PDS_DMGSM_1003",
     "USA_NASA_PDS_DMGSM_2002",
     "USA_NASA_PDS_DMGSM_2003",
     "USA_NASA_PDS_DMGSM_2004",
     "USA_NASA_PDS_DMGSM_2005",
     "USA_NASA_PDS_DMGSM_2006",
     "USA_NASA_PDS_DMGSM_2007",
     "USA_NASA_PDS_DMGSM_2008",
     "USA_NASA_PDS_DS1IDS_XXXX",
     "USA_NASA_PDS_DS1MIC_000X",
     "USA_NASA_PDS_DS1MIC_900X",
     "USA_NASA_PDS_DS1PE_0001",
     "USA_NASA_PDS_EBROCC_0001",
     "USA_NASA_PDS_ED_0001",
     "USA_NASA_PDS_EPXCAL_0001", 
     "USA_NASA_PDS_EPXCAL_0002",
     "USA_NASA_PDS_EPXCAL_0003",
     "USA_NASA_PDS_EPXEAR_0001",
     "USA_NASA_PDS_EPXEAR_0002",
     "USA_NASA_PDS_EPXEAR_0003",
     "USA_NASA_PDS_EPXEAR_0004",
     "USA_NASA_PDS_EPXEAR_0005",
     "USA_NASA_PDS_EPXEAR_0006",
     "USA_NASA_PDS_EPXEXO_0001",
     "USA_NASA_PDS_EPXEXO_0002",
     "USA_NASA_PDS_EPXEXO_0003",
     "USA_NASA_PDS_EPXH2_0001",
     "USA_NASA_PDS_EPXH2_0002",
     "USA_NASA_PDS_EPXH2_0003",
     "USA_NASA_PDS_EPXH2_0004",
     "USA_NASA_PDS_EPXH2_0005",
     "USA_NASA_PDS_EPXH2_0006",
     "USA_NASA_PDS_EPXMAR_0001",
     "USA_NASA_PDS_EPXMAR_0002",
     "USA_NASA_PDS_EPXMAR_0003",
     "USA_NASA_PDS_EPXMAR_0004",
     "USA_NASA_PDS_EPXMAR_0005",
     "USA_NASA_PDS_EPXMAR_0006",
     "USA_NASA_PDS_EPXPSF_0001",
     "USA_NASA_PDS_EPXTMP_0001",
     "USA_NASA_JPL_EPXSP_1000",
     "USA_NASA_PDS_GBAT_0001",
     "USA_NASA_PDS_GOMW_500X",
     "USA_NASA_PDS_GP_0001",
     "USA_NASA_PDS_GR_0001",
     "USA_NASA_PDS_GR_0001_TO_GR_0009",
     "USA_NASA_PDS_GR_0002",
     "USA_NASA_PDS_GR_0003",
     "USA_NASA_PDS_GR_0004",
     "USA_NASA_PDS_GR_0005",
     "USA_NASA_PDS_GR_0006",
     "USA_NASA_PDS_GR_0007",
     "USA_NASA_PDS_GR_0008",
     "USA_NASA_PDS_GR_0009",
     "USA_NASA_PDS_HAL_1001",
     "USA_NASA_PDS_HAL_1002",
     "USA_NASA_PDS_HAL_1003",
     "USA_NASA_PDS_HAL_1004",
     "USA_NASA_PDS_IHWRES_XXXX",
     "USA_NASA_PDS_IUECDB_0002",
     "USA_NASA_PDS_IUECDB_0003",
     "USA_NASA_PDS_IUECDB_000X",
     "USA_NASA_PDS_LP_0001",
     "USA_NASA_PDS_LP_0002",
     "USA_NASA_PDS_LP_0003",
     "USA_NASA_PDS_LP_0004",
     "USA_NASA_PDS_LP_0005",
     "USA_NASA_PDS_LP_0006",
     "USA_NASA_PDS_LP_0007",
     "USA_NASA_PDS_LP_0008",
     "USA_NASA_PDS_LP_0009",
     "USA_NASA_PDS_LP_0010",
     "USA_NASA_PDS_LP_0011",
     "USA_NASA_PDS_LP_0012",
     "USA_NASA_PDS_LP_0013",
     "USA_NASA_PDS_LP_0014",
     "USA_NASA_PDS_LP_0015",
     "USA_NASA_PDS_LP_0016",
     "USA_NASA_PDS_LP_0017",
     "USA_NASA_PDS_LP_0018",
     "USA_NASA_PDS_LP_0019",
     "USA_NASA_PDS_LP_1001",
     "USA_NASA_PDS_LP_110X",
     "USA_NASA_PDS_LP_1201",
     "USA_NASA_PDS_LP_1202",
     "USA_NASA_PDS_LP_1203",
     "USA_NASA_PDS_LP_1204",
     "USA_NASA_PDS_LP_2001",
     "USA_NASA_PDS_LRM_90XX",
     "USA_NASA_PDS_LRODLR_0XXX",
     "USA_NASA_PDS_LROLEN_0XXX",
     "USA_NASA_PDS_LROMRF_0XXX",
     "USA_NASA_PDS_MER1AP_0XXX",
     "USA_NASA_PDS_MER1AP_1XXX",
     "USA_NASA_PDS_MER1MB_0XXX",
     "USA_NASA_PDS_MER1MB_1XXX",
     "USA_NASA_PDS_MER1MB_2XXX",
     "USA_NASA_PDS_MER1MI_0XXX",
     "USA_NASA_PDS_MER1MI_1XXX",
     "USA_NASA_PDS_MER1MO_0XXX",
     "USA_NASA_PDS_MER1MT_0XXX",
     "USA_NASA_PDS_MER1MT_1XXX",
     "USA_NASA_PDS_MER1MT_2XXX",
     "USA_NASA_PDS_MER1MT_3XXX",
     "USA_NASA_PDS_MER1PC_0XXX",
     "USA_NASA_PDS_MER1PC_1XXX",
     "USA_NASA_PDS_MER1RA_0XXX",
     "USA_NASA_PDS_MER1RM_0XXX",
     "USA_NASA_PDS_MER2AP_0XXX",
     "USA_NASA_PDS_MER2AP_1XXX",
     "USA_NASA_PDS_MER2MB_0XXX",
     "USA_NASA_PDS_MER2MB_1XXX",
     "USA_NASA_PDS_MER2MB_2XXX",
     "USA_NASA_PDS_MER2MI_0XXX",
     "USA_NASA_PDS_MER2MI_1XXX",
     "USA_NASA_PDS_MER2MO_0XXX",
     "USA_NASA_PDS_MER2MT_0XXX",
     "USA_NASA_PDS_MER2MT_1XXX",
     "USA_NASA_PDS_MER2MT_2XXX",
     "USA_NASA_PDS_MER2MT_3XXX",
     "USA_NASA_PDS_MER2PC_0XXX",
     "USA_NASA_PDS_MER2PC_1XXX",
     "USA_NASA_PDS_MER2RA_0XXX",
     "USA_NASA_PDS_MER2RM_0XXX",
     "USA_NASA_PDS_MERAO_1XXX",
     "USA_NASA_PDS_MESSEPPS_1001",
     "USA_NASA_PDS_MESSGRS_1001",
     "USA_NASA_PDS_MESSMAG_1001",
     "USA_NASA_PDS_MESSMAS_1001",
     "USA_NASA_PDS_MESSMAS_2001",
     "USA_NASA_PDS_MESSMLA_1001",
     "USA_NASA_PDS_MESSMV_1001",
     "USA_NASA_PDS_MESSNS_1001",
     "USA_NASA_PDS_MESSRS_0XXX",
     "USA_NASA_PDS_MESSXRS_1001",
     "USA_NASA_PDS_MGSC_0001",
     "USA_NASA_PDS_MGSC_0002",
     "USA_NASA_PDS_MGSC_0003",
     "USA_NASA_PDS_MGSC_0004",
     "USA_NASA_PDS_MGSC_0005",
     "USA_NASA_PDS_MGSC_0006",
     "USA_NASA_PDS_MGSC_0007",
     "USA_NASA_PDS_MGSC_0008",
     "USA_NASA_PDS_MGSC_0009",
     "USA_NASA_PDS_MGSC_0010",
     "USA_NASA_PDS_MGSC_1001",
     "USA_NASA_PDS_MGSC_1002",
     "USA_NASA_PDS_MGSC_1003",
     "USA_NASA_PDS_MGSC_1004",
     "USA_NASA_PDS_MGSC_1005",
     "USA_NASA_PDS_MGSC_1006",
     "USA_NASA_PDS_MGSC_1007",
     "USA_NASA_PDS_MGSC_1008",
     "USA_NASA_PDS_MGSC_1009",
     "USA_NASA_PDS_MGSC_1010",
     "USA_NASA_PDS_MGSC_1011",
     "USA_NASA_PDS_MGSC_1012",
     "USA_NASA_PDS_MGSC_1013",
     "USA_NASA_PDS_MGSC_1014",
     "USA_NASA_PDS_MGSC_1015",
     "USA_NASA_PDS_MGSC_1016",
     "USA_NASA_PDS_MGSC_1017",
     "USA_NASA_PDS_MGSC_1018",
     "USA_NASA_PDS_MGSC_1019",
     "USA_NASA_PDS_MGSC_1020",
     "USA_NASA_PDS_MGSC_1021",
     "USA_NASA_PDS_MGSC_1022",
     "USA_NASA_PDS_MGSC_1023",
     "USA_NASA_PDS_MGSC_1024",
     "USA_NASA_PDS_MGSC_1025",
     "USA_NASA_PDS_MGSC_1026",
     "USA_NASA_PDS_MGSC_1027",
     "USA_NASA_PDS_MGSC_1028",
     "USA_NASA_PDS_MGSC_1029",
     "USA_NASA_PDS_MGSC_1030",
     "USA_NASA_PDS_MGSC_1031",
     "USA_NASA_PDS_MGSC_1032",
     "USA_NASA_PDS_MGSC_1033",
     "USA_NASA_PDS_MGSC_1034",
     "USA_NASA_PDS_MGSC_1035",
     "USA_NASA_PDS_MGSC_1036",
     "USA_NASA_PDS_MGSC_1037",
     "USA_NASA_PDS_MGSC_1038",
     "USA_NASA_PDS_MGSC_1039",
     "USA_NASA_PDS_MGSC_1040",
     "USA_NASA_PDS_MGSC_1041",
     "USA_NASA_PDS_MGSC_1042",
     "USA_NASA_PDS_MGSC_1043",
     "USA_NASA_PDS_MGSC_1044",
     "USA_NASA_PDS_MGSC_1045",
     "USA_NASA_PDS_MGSC_1046",
     "USA_NASA_PDS_MGSC_1047",
     "USA_NASA_PDS_MGSC_1048",
     "USA_NASA_PDS_MGSC_1049",
     "USA_NASA_PDS_MGSC_1050",
     "USA_NASA_PDS_MGSC_1051",
     "USA_NASA_PDS_MGSC_1052",
     "USA_NASA_PDS_MGSC_1053",
     "USA_NASA_PDS_MGSC_1054",
     "USA_NASA_PDS_MGSC_1055",
     "USA_NASA_PDS_MGSC_1056",
     "USA_NASA_PDS_MGSC_1057",
     "USA_NASA_PDS_MGSC_1058",
     "USA_NASA_PDS_MGSC_1059",
     "USA_NASA_PDS_MGSC_1060",
     "USA_NASA_PDS_MGSC_1061",
     "USA_NASA_PDS_MGSC_1062",
     "USA_NASA_PDS_MGSC_1063",
     "USA_NASA_PDS_MGSC_1064",
     "USA_NASA_PDS_MGSC_1065",
     "USA_NASA_PDS_MGSC_1066",
     "USA_NASA_PDS_MGSC_1067",
     "USA_NASA_PDS_MGSC_1068",
     "USA_NASA_PDS_MGSC_1069",
     "USA_NASA_PDS_MGSC_1070",
     "USA_NASA_PDS_MGSC_1071",
     "USA_NASA_PDS_MGSC_1072",
     "USA_NASA_PDS_MGSC_1073",
     "USA_NASA_PDS_MGSC_1074",
     "USA_NASA_PDS_MGSC_1075",
     "USA_NASA_PDS_MGSC_1076",
     "USA_NASA_PDS_MGSC_1077",
     "USA_NASA_PDS_MGSC_1078",
     "USA_NASA_PDS_MGSC_1079",
     "USA_NASA_PDS_MGSC_1080",
     "USA_NASA_PDS_MGSC_1081",
     "USA_NASA_PDS_MGSC_1082",
     "USA_NASA_PDS_MGSC_1083",
     "USA_NASA_PDS_MGSC_1084",
     "USA_NASA_PDS_MGSC_1085",
     "USA_NASA_PDS_MGSC_1086",
     "USA_NASA_PDS_MGSC_1087",
     "USA_NASA_PDS_MGSC_1088",
     "USA_NASA_PDS_MGSC_1089",
     "USA_NASA_PDS_MGSC_1090",
     "USA_NASA_PDS_MGSC_1091",
     "USA_NASA_PDS_MGSC_1092",
     "USA_NASA_PDS_MGSC_1093",
     "USA_NASA_PDS_MGSC_1094",
     "USA_NASA_PDS_MGSC_1095",
     "USA_NASA_PDS_MGSC_1096",
     "USA_NASA_PDS_MGSC_1097",
     "USA_NASA_PDS_MGSC_1098",
     "USA_NASA_PDS_MGSC_1099",
     "USA_NASA_PDS_MGSC_1100",
     "USA_NASA_PDS_MGSC_1101",
     "USA_NASA_PDS_MGSC_1102",
     "USA_NASA_PDS_MGSC_1103",
     "USA_NASA_PDS_MGSC_1104",
     "USA_NASA_PDS_MGSC_1105",
     "USA_NASA_PDS_MGSC_1106",
     "USA_NASA_PDS_MGSC_1107",
     "USA_NASA_PDS_MGSC_1108",
     "USA_NASA_PDS_MGSC_1109",
     "USA_NASA_PDS_MGSC_1110",
     "USA_NASA_PDS_MGSC_1111",
     "USA_NASA_PDS_MGSC_1112",
     "USA_NASA_PDS_MGSC_1113",
     "USA_NASA_PDS_MGSC_1114",
     "USA_NASA_PDS_MGSC_1115",
     "USA_NASA_PDS_MGSC_1116",
     "USA_NASA_PDS_MGSC_1117",
     "USA_NASA_PDS_MGSC_1118",
     "USA_NASA_PDS_MGSC_1119",
     "USA_NASA_PDS_MGSC_1120",
     "USA_NASA_PDS_MGSC_1121",
     "USA_NASA_PDS_MGSC_1122",
     "USA_NASA_PDS_MGSC_1123",
     "USA_NASA_PDS_MGSC_1124",
     "USA_NASA_PDS_MGSC_1125",
     "USA_NASA_PDS_MGSC_1126",
     "USA_NASA_PDS_MGSC_1127",
     "USA_NASA_PDS_MGSC_1128",
     "USA_NASA_PDS_MGSC_1129",
     "USA_NASA_PDS_MGSC_1130",
     "USA_NASA_PDS_MGSC_1131",
     "USA_NASA_PDS_MGSC_1132",
     "USA_NASA_PDS_MGSC_1133",
     "USA_NASA_PDS_MGSC_1134",
     "USA_NASA_PDS_MGSC_1135",
     "USA_NASA_PDS_MGSC_1136",
     "USA_NASA_PDS_MGSC_1137",
     "USA_NASA_PDS_MGSC_1138",
     "USA_NASA_PDS_MGSC_1139",
     "USA_NASA_PDS_MGSC_1140",
     "USA_NASA_PDS_MGSC_1141",
     "USA_NASA_PDS_MGSC_1142",
     "USA_NASA_PDS_MGSC_1143",
     "USA_NASA_PDS_MGSC_1144",
     "USA_NASA_PDS_MGSC_1145",
     "USA_NASA_PDS_MGSC_1146",
     "USA_NASA_PDS_MGSC_1147",
     "USA_NASA_PDS_MGSC_1148",
     "USA_NASA_PDS_MGSC_1149",
     "USA_NASA_PDS_MGSC_1150",
     "USA_NASA_PDS_MGSC_1151",
     "USA_NASA_PDS_MGSC_1152",
     "USA_NASA_PDS_MGSC_1153",
     "USA_NASA_PDS_MGSC_1154",
     "USA_NASA_PDS_MGSC_1155",
     "USA_NASA_PDS_MGSC_1156",
     "USA_NASA_PDS_MGSC_1157",
     "USA_NASA_PDS_MGSC_1158",
     "USA_NASA_PDS_MGSC_1159",
     "USA_NASA_PDS_MGSC_1160",
     "USA_NASA_PDS_MGSC_1161",
     "USA_NASA_PDS_MGSC_1162",
     "USA_NASA_PDS_MGSC_1163",
     "USA_NASA_PDS_MGSC_1164",
     "USA_NASA_PDS_MGSC_1165",
     "USA_NASA_PDS_MGSC_1166",
     "USA_NASA_PDS_MGSC_1167",
     "USA_NASA_PDS_MGSC_1168",
     "USA_NASA_PDS_MGSC_1169",
     "USA_NASA_PDS_MGSC_1170",
     "USA_NASA_PDS_MGSC_1171",
     "USA_NASA_PDS_MGSC_1172",
     "USA_NASA_PDS_MGSC_1173",
     "USA_NASA_PDS_MGSC_1174",
     "USA_NASA_PDS_MGSC_1175",
     "USA_NASA_PDS_MGSC_1176",
     "USA_NASA_PDS_MGSC_1177",
     "USA_NASA_PDS_MGSC_1178",
     "USA_NASA_PDS_MGSC_1179",
     "USA_NASA_PDS_MGSC_1180",
     "USA_NASA_PDS_MGSC_1181",
     "USA_NASA_PDS_MGSC_1182",
     "USA_NASA_PDS_MGSC_1183",
     "USA_NASA_PDS_MGSC_1184",
     "USA_NASA_PDS_MGSC_1185",
     "USA_NASA_PDS_MGSC_1186",
     "USA_NASA_PDS_MGSC_1187",
     "USA_NASA_PDS_MGSC_1188",
     "USA_NASA_PDS_MGSC_1189",
     "USA_NASA_PDS_MGSC_1190",
     "USA_NASA_PDS_MGSC_1191",
     "USA_NASA_PDS_MGSC_1192",
     "USA_NASA_PDS_MGSC_1193",
     "USA_NASA_PDS_MGSC_1194",
     "USA_NASA_PDS_MGSC_1195",
     "USA_NASA_PDS_MGSC_1196",
     "USA_NASA_PDS_MGSC_1197",
     "USA_NASA_PDS_MGSC_1198",
     "USA_NASA_PDS_MGSC_1199",
     "USA_NASA_PDS_MGSC_1200",
     "USA_NASA_PDS_MGSC_1201",
     "USA_NASA_PDS_MGSC_1202",
     "USA_NASA_PDS_MGSC_1203",
     "USA_NASA_PDS_MGSC_1204",
     "USA_NASA_PDS_MGSC_1205",
     "USA_NASA_PDS_MGSC_1206",
     "USA_NASA_PDS_MGSC_1207",
     "USA_NASA_PDS_MGSC_1208",
     "USA_NASA_PDS_MGSC_1209",
     "USA_NASA_PDS_MGSC_1210",
     "USA_NASA_PDS_MGSC_1211",
     "USA_NASA_PDS_MGSC_1212",
     "USA_NASA_PDS_MGSC_1213",
     "USA_NASA_PDS_MGSC_1214",
     "USA_NASA_PDS_MGSC_1215",
     "USA_NASA_PDS_MGSC_1216",
     "USA_NASA_PDS_MGSC_1217",
     "USA_NASA_PDS_MGSC_1218",
     "USA_NASA_PDS_MGSC_1219",
     "USA_NASA_PDS_MGSC_1220",
     "USA_NASA_PDS_MGSC_1221",
     "USA_NASA_PDS_MGSC_1226",
     "USA_NASA_PDS_MGSC_1227",
     "USA_NASA_PDS_MGSC_1229",
     "USA_NASA_PDS_MGSC_1230",
     "USA_NASA_PDS_MGSC_1231",
     "USA_NASA_PDS_MGSC_1232",
     "USA_NASA_PDS_MGSC_1233",
     "USA_NASA_PDS_MGSC_1234",
     "USA_NASA_PDS_MGSC_1235",
     "USA_NASA_PDS_MGSC_1236",
     "USA_NASA_PDS_MGSC_1237",
     "USA_NASA_PDS_MGSC_1238",
     "USA_NASA_PDS_MGSC_1239",
     "USA_NASA_PDS_MGSC_1240",
     "USA_NASA_PDS_MGSC_1241",
     "USA_NASA_PDS_MGSC_1242",
     "USA_NASA_PDS_MGSC_1243",
     "USA_NASA_PDS_MGSC_1244",
     "USA_NASA_PDS_MGSC_1245",
     "USA_NASA_PDS_MGSC_1246",
     "USA_NASA_PDS_MGSM_1001",
     "USA_NASA_PDS_MGSM_1002",
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     "USA_NASA_PDS_MGSM_2009",
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     "USA_NASA_PDS_MGSM_2011",
     "USA_NASA_PDS_MGSM_2012",
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     "USA_NASA_PDS_MGSM_2014",
     "USA_NASA_PDS_MGSM_2015",
     "USA_NASA_PDS_MGSM_2016",
     "USA_NASA_PDS_MGSM_2017",
     "USA_NASA_PDS_MGSM_2018",
     "USA_NASA_PDS_MGSM_2019",
     "USA_NASA_PDS_MGSM_2021",
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     "USA_NASA_PDS_MGSM_2039",
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     "USA_NASA_PDS_MGSM_2041",
     "USA_NASA_PDS_MGSM_2042",
     "USA_NASA_PDS_MGSM_2043",
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     "USA_NASA_PDS_MGSM_2046",
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     "USA_NASA_PDS_MGSM_2049",
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     "USA_NASA_PDS_MGSM_2055",
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     "USA_NASA_PDS_MGSM_2063",
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     "USA_NASA_PDS_MGST_0005",
     "USA_NASA_PDS_MGST_0006",
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     "USA_NASA_PDS_MGST_0012",
     "USA_NASA_PDS_MGST_0013",
     "USA_NASA_PDS_MGST_0014",
     "USA_NASA_PDS_MGST_0015",
     "USA_NASA_PDS_MGST_0016",
     "USA_NASA_PDS_MG_1001",
     "USA_NASA_PDS_MG_2214",
     "USA_NASA_PDS_MG_22XX",
     "USA_NASA_PDS_MG_23XX",
     "USA_NASA_PDS_MG_2401",
     "USA_NASA_PDS_MG_5002",
     "USA_NASA_PDS_MG_5003",
     "USA_NASA_PDS_MG_5201",
     "USA_NASA_PDS_MOGC_0001",
     "USA_NASA_PDS_MPAM_000X",
     "USA_NASA_PDS_MPIM_0001",
     "USA_NASA_PDS_MPIM_0002",
     "USA_NASA_PDS_MPIM_0003",
     "USA_NASA_PDS_MPIM_2XXX",
     "USA_NASA_PDS_MPRV_000X",
     "USA_NASA_PDS_MR9_1001",
     "USA_NASA_PDS_MROCR_0XXX",
     "USA_NASA_PDS_MROCR_1XXX",
     "USA_NASA_PDS_MROCR_2XXX",
     "USA_NASA_PDS_MROCR_3XXX",
     "USA_NASA_PDS_MROSH_0XXX",
     "USA_NASA_PDS_MROSH_1XXX",
     "USA_NASA_PDS_MSGRMDIS_1001",
     "USA_NASA_PDS_MSGRMDIS_2001",
     "USA_NASA_PDS_NGCRU1_XXXX",
     "USA_NASA_PDS_NGCRU2_XXXX",
     "USA_NASA_PDS_NGCRU3_XXXX",
     "USA_NASA_PDS_NGCRU4_XXXX",
     "USA_NASA_PDS_NGERFB_XXXX",
     "USA_NASA_PDS_NGEROS_XXXX",
     "USA_NASA_PDS_NGERSF_XXXX",
     "USA_NASA_PDS_NGERTH_XXXX",
     "USA_NASA_PDS_NGMATH_XXXX",
     "USA_NASA_PDS_NICRU1_0XXX",
     "USA_NASA_PDS_NICRU1_2XXX",
     "USA_NASA_PDS_NICRU2_0XXX",
     "USA_NASA_PDS_NICRU2_2XXX",
     "USA_NASA_PDS_NICRU3_0XXX",
     "USA_NASA_PDS_NICRU3_2002",
     "USA_NASA_PDS_NICRU3_2XXX",
     "USA_NASA_PDS_NICRU4_0XXX",
     "USA_NASA_PDS_NICRU4_2XXX",
     "USA_NASA_PDS_NIERFB_0001",
     "USA_NASA_PDS_NIERFB_0XXX",
     "USA_NASA_PDS_NIERFB_2XXX",
     "USA_NASA_PDS_NIEROS_0XXX",
     "USA_NASA_PDS_NIEROS_2XXX",
     "USA_NASA_PDS_NIEROS_XXXX",
     "USA_NASA_PDS_NIERTH_0XXX",
     "USA_NASA_PDS_NIERTH_2XXX",
     "USA_NASA_PDS_NIMATH_0XXX",
     "USA_NASA_PDS_NIMATH_2XXX",
     "USA_NASA_PDS_NLCRU1_XXXX",
     "USA_NASA_PDS_NLCRU2_XXXX",
     "USA_NASA_PDS_NLCRU4_XXXX",
     "USA_NASA_PDS_NLEROS_XXXX",
     "USA_NASA_PDS_NMCRU1_XXXX",
     "USA_NASA_PDS_NMCRU2_XXXX",
     "USA_NASA_PDS_NMCRU3_XXXX",
     "USA_NASA_PDS_NMCRU4_XXXX",
     "USA_NASA_PDS_NMERFB_XXXX",
     "USA_NASA_PDS_NMEROS_XXXX",
     "USA_NASA_PDS_NMERSF_XXXX",
     "USA_NASA_PDS_NMERTH_XXXX",
     "USA_NASA_PDS_NNCRU1_XXXX",
     "USA_NASA_PDS_NNCRU2_XXXX",
     "USA_NASA_PDS_NNCRU3_XXXX",
     "USA_NASA_PDS_NNCRU4_XXXX",
     "USA_NASA_PDS_NNERFB_XXXX",
     "USA_NASA_PDS_NNEROS_XXXX",
     "USA_NASA_PDS_NNERTH_XXXX",
     "USA_NASA_PDS_NREROS_2001",
     "USA_NASA_PDS_NXCRU2_XXXX",
     "USA_NASA_PDS_NXCRU3_XXXX",
     "USA_NASA_PDS_NXCRU4_XXXX",
     "USA_NASA_PDS_NXEROS_XXXX",
     "USA_NASA_PDS_NXERSF_2XXX",
     "USA_NASA_PDS_NXERSF_XXXX",
     "USA_NASA_PDS_NXERTH_XXXX",
     "USA_NASA_PDS_ODGC1_XXXX",
     "USA_NASA_PDS_ODGD1_XXXX",
     "USA_NASA_PDS_ODGE1_XXXX",
     "USA_NASA_PDS_ODGH1_XXXX",
     "USA_NASA_PDS_ODGN1_XXXX",
     "USA_NASA_PDS_ODGR1_XXXX",
     "USA_NASA_PDS_ODGS1_XXXX",
     "USA_NASA_PDS_ODMA_0001",
     "USA_NASA_PDS_ODTVGV_XXXX",
     "USA_NASA_PDS_PHLD_XXXX",
     "USA_NASA_PDS_PHMT_XXXX",
     "USA_NASA_PDS_PHXAO_XXXX",
     "USA_NASA_PDS_PV01_0001",
     "USA_NASA_PDS_PV01_0002",
     "USA_NASA_PDS_PV01_0003",
     "USA_NASA_PDS_PV01_0004",
     "USA_NASA_PDS_PV01_0005",
     "USA_NASA_PDS_PV01_0006",
     "USA_NASA_PDS_PV01_0007",
     "USA_NASA_PDS_PV01_0008",
     "USA_NASA_PDS_PV01_0009",
     "USA_NASA_PDS_PV01_0010",
     "USA_NASA_PDS_PV01_0011",
     "USA_NASA_PDS_PV01_0012",
     "USA_NASA_PDS_PV01_0013",
     "USA_NASA_PDS_PV01_0014",
     "USA_NASA_PDS_PV01_0015",
     "USA_NASA_PDS_PV01_0016",
     "USA_NASA_PDS_PV01_0017",
     "USA_NASA_PDS_PV01_0018",
     "USA_NASA_PDS_PV01_0019",
     "USA_NASA_PDS_PV01_0020",
     "USA_NASA_PDS_PV01_0021",
     "USA_NASA_PDS_PV01_0022",
     "USA_NASA_PDS_PV01_0023",
     "USA_NASA_PDS_PV01_0024",
     "USA_NASA_PDS_PV01_0025",
     "USA_NASA_PDS_PV01_0026",
     "USA_NASA_PDS_PV01_0027",
     "USA_NASA_PDS_PV01_0028",
     "USA_NASA_PDS_PV01_0029",
     "USA_NASA_PDS_PV01_0030",
     "USA_NASA_PDS_PV01_0031",
     "USA_NASA_PDS_PV01_0032",
     "USA_NASA_PDS_PV01_0033",
     "USA_NASA_PDS_PV01_0034",
     "USA_NASA_PDS_PV01_0035",
     "USA_NASA_PDS_PV01_0036",
     "USA_NASA_PDS_PV01_0037",
     "USA_NASA_PDS_PV01_0038",
     "USA_NASA_PDS_PV01_0039",
     "USA_NASA_PDS_PV01_0040",
     "USA_NASA_PDS_PV01_0041",
     "USA_NASA_PDS_PV01_0042",
     "USA_NASA_PDS_PV01_0043",
     "USA_NASA_PDS_PV01_0044",
     "USA_NASA_PDS_PV01_0045",
     "USA_NASA_PDS_PV01_0046",
     "USA_NASA_PDS_PV01_0047",
     "USA_NASA_PDS_PV01_0048",
     "USA_NASA_PDS_PV01_0049",
     "USA_NASA_PDS_PV01_0050",
     "USA_NASA_PDS_PV01_0051",
     "USA_NASA_PDS_PV01_0052",
     "USA_NASA_PDS_PV01_0053",
     "USA_NASA_PDS_PV01_0054",
     "USA_NASA_PDS_PV01_0055",
     "USA_NASA_PDS_PV01_0056",
     "USA_NASA_PDS_PV01_0057",
     "USA_NASA_PDS_PV01_0058",
     "USA_NASA_PDS_PV01_0059",
     "USA_NASA_PDS_PV01_0060",
     "USA_NASA_PDS_PV01_0061",
     "USA_NASA_PDS_PV01_0062",
     "USA_NASA_PDS_PV01_0063",
     "USA_NASA_PDS_PV01_0064",
     "USA_NASA_PDS_PV01_0065",
     "USA_NASA_PDS_PV01_0066",
     "USA_NASA_PDS_PV01_0067",
     "USA_NASA_PDS_PV01_0068",
     "USA_NASA_PDS_PV01_1001",
     "USA_NASA_PDS_PV03_0001",
     "USA_NASA_PDS_PV05_0001",
     "USA_NASA_PDS_PV05_0002",
     "USA_NASA_PDS_PV05_0003",
     "USA_NASA_PDS_PV05_0004",
     "USA_NASA_PDS_PV05_0005",
     "USA_NASA_PDS_PV05_0006",
     "USA_NASA_PDS_PV05_0007",
     "USA_NASA_PDS_PV05_0008",
     "USA_NASA_PDS_PV05_0009",
     "USA_NASA_PDS_PV05_0010",
     "USA_NASA_PDS_PV05_0011",
     "USA_NASA_PDS_PV05_0012",
     "USA_NASA_PDS_PV05_0013",
     "USA_NASA_PDS_PV07_0001",
     "USA_NASA_PDS_PV07_0002",
     "USA_NASA_PDS_PV08_0001",
     "USA_NASA_PDS_PV10_0001",
     "USA_NASA_PDS_RPX_0001",
     "USA_NASA_PDS_RPX_0002",
     "USA_NASA_PDS_RPX_0003",
     "USA_NASA_PDS_RPX_0004",
     "USA_NASA_PDS_RPX_0005",
     "USA_NASA_PDS_RPX_0101",
     "USA_NASA_PDS_RPX_0301",
     "USA_NASA_PDS_SA0502_XXXX",
     "USA_NASA_PDS_SA0503_0001",
     "USA_NASA_PDS_SA0504_XXXX",
     "USA_NASA_PDS_SA0505_XXXX",
     "USA_NASA_PDS_SA0506_XXXX",
     "USA_NASA_PDS_SA0507_000X",
     "USA_NASA_PDS_SA0508_000X",
     "USA_NASA_PDS_SA0601_XXXX",
     "USA_NASA_PDS_SA0602_XXXX",
     "USA_NASA_PDS_SA0603_XXXX",
     "USA_NASA_PDS_SA0605_XXXX",
     "USA_NASA_PDS_SA0701_XXXX",
     "USA_NASA_PDS_SAYYMM_XXXX",
     "USA_NASA_PDS_SBN05_0003",
     "USA_NASA_PDS_SBN05_0004",
     "USA_NASA_PDS_SBN05_XXXX",
     "USA_NASA_PDS_SBNIUE_0001",
     "USA_NASA_PDS_SBN_000X",
     "USA_NASA_PDS_SBN_DELIV_0041",
     "USA_NASA_PDS_SBN_DELIV_0050",
     "USA_NASA_PDS_SBN_DELIV_0051",
     "USA_NASA_PDS_SBN_DELIV_0052",
     "USA_NASA_PDS_SBN_DELIV_0053",
     "USA_NASA_PDS_SBN_DELIV_0054",
     "USA_NASA_PDS_SBN_DELIV_0055",
     "USA_NASA_PDS_SBN_DELIV_0056",
     "USA_NASA_PDS_SBN_DELIV_0057",
     "USA_NASA_PDS_SBN_DELIV_0058",
     "USA_NASA_PDS_SBN_DELIV_0059",
     "USA_NASA_PDS_SBN_DELIV_0060",
     "USA_NASA_PDS_SBN_DELIV_0061",
     "USA_NASA_PDS_SBN_DELIV_0062",
     "USA_NASA_PDS_SBN_DELIV_0063",
     "USA_NASA_PDS_SBN_DELIV_0064",
     "USA_NASA_PDS_SBN_DELIV_0065",
     "USA_NASA_PDS_SBN_DELIV_0074",
     "USA_NASA_PDS_SBN_DELIV_0075",
     "USA_NASA_PDS_SBN_DELIV_0076",
     "USA_NASA_PDS_SBN_DELIV_0077",
     "USA_NASA_PDS_SBN_DELIV_0078",
     "USA_NASA_PDS_SBN_DELIV_0079",
     "USA_NASA_PDS_SBN_DELIV_0080",
     "USA_NASA_PDS_SBN_DELIV_0081",
     "USA_NASA_PDS_SBN_DELIV_0082",
     "USA_NASA_PDS_SBN_DELIV_0083",
     "USA_NASA_PDS_SBN_DELIV_0084",
     "USA_NASA_PDS_SBN_DELIV_0085",
     "USA_NASA_PDS_SBN_DELIV_0086",
     "USA_NASA_PDS_SBN_DELIV_0088",
     "USA_NASA_PDS_SBN_DELIV_0089",
     "USA_NASA_PDS_SBN_DELIV_0091",
     "USA_NASA_PDS_SBN_DELIV_0092",
     "USA_NASA_PDS_SBN_DELIV_0093",
     "USA_NASA_PDS_SBN_DELIV_0094",
     "USA_NASA_PDS_SBN_DELIV_0096",
     "USA_NASA_PDS_SBN_DELIV_0097",
     "USA_NASA_PDS_SBN_DELIV_0098",
     "USA_NASA_PDS_SBN_DELIV_0101",
     "USA_NASA_PDS_SBN_DELIV_0102",
     "USA_NASA_PDS_SBN_DELIV_0103",
     "USA_NASA_PDS_SBN_DELIV_0104",
     "USA_NASA_PDS_SBN_DELIV_0895",
     "USA_NASA_PDS_SBN_SA0801_0001",
     "USA_NASA_PDS_SDSRC_000X",
     "USA_NASA_PDS_SL9_0001",
     "USA_NASA_PDS_SL9_0002",
     "USA_NASA_PDS_SL9_0003",
     "USA_NASA_PDS_SL9_0004",
     "USA_NASA_PDS_SL9_0005",
     "USA_NASA_PDS_SL9_0006",
     "USA_NASA_PDS_SL9_0014",
     "USA_NASA_PDS_SL9_XXXX",
     "USA_NASA_PDS_ULY_5001",
     "USA_NASA_PDS_ULY_5101",
     "USA_NASA_PDS_VGPW_1001",
     "USA_NASA_PDS_VGPW_1002",
     "USA_NASA_PDS_VGPW_1003",
     "USA_NASA_PDS_VGPW_1004",
     "USA_NASA_PDS_VGPW_1005",
     "USA_NASA_PDS_VGPW_1006",
     "USA_NASA_PDS_VGPW_1007",
     "USA_NASA_PDS_VGPW_1008",
     "USA_NASA_PDS_VGPW_1009",
     "USA_NASA_PDS_VGPW_1010",
     "USA_NASA_PDS_VGPW_1011",
     "USA_NASA_PDS_VGPW_1012",
     "USA_NASA_PDS_VGPW_2001",
     "USA_NASA_PDS_VGPW_2002",
     "USA_NASA_PDS_VGPW_2003",
     "USA_NASA_PDS_VGPW_2004",
     "USA_NASA_PDS_VGPW_2005",
     "USA_NASA_PDS_VGPW_2006",
     "USA_NASA_PDS_VGPW_2007",
     "USA_NASA_PDS_VG_0001_TO_VG_0003",
     "USA_NASA_PDS_VG_0004_TO_VG_0005",
     "USA_NASA_PDS_VG_0006_TO_VG_0008",
     "USA_NASA_PDS_VG_0009_TO_VG_0012",
     "USA_NASA_PDS_VG_0013",
     "USA_NASA_PDS_VG_0014",
     "USA_NASA_PDS_VG_0015",
     "USA_NASA_PDS_VG_0016",
     "USA_NASA_PDS_VG_0017",
     "USA_NASA_PDS_VG_0018",
     "USA_NASA_PDS_VG_0019",
     "USA_NASA_PDS_VG_0020",
     "USA_NASA_PDS_VG_0021",
     "USA_NASA_PDS_VG_0022",
     "USA_NASA_PDS_VG_0023",
     "USA_NASA_PDS_VG_0024",
     "USA_NASA_PDS_VG_0025",
     "USA_NASA_PDS_VG_0026",
     "USA_NASA_PDS_VG_0027",
     "USA_NASA_PDS_VG_0028",
     "USA_NASA_PDS_VG_0029",
     "USA_NASA_PDS_VG_0030",
     "USA_NASA_PDS_VG_0031",
     "USA_NASA_PDS_VG_0032",
     "USA_NASA_PDS_VG_0033",
     "USA_NASA_PDS_VG_0034",
     "USA_NASA_PDS_VG_0035",
     "USA_NASA_PDS_VG_0036",
     "USA_NASA_PDS_VG_0037",
     "USA_NASA_PDS_VG_1001",
     "USA_NASA_PDS_VG_1002",
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     "USA_NASA_PDS_VG_2001",
     "USA_NASA_PDS_VG_2101",
     "USA_NASA_PDS_VG_2102",
     "USA_NASA_PDS_VG_2301",
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     "USA_NASA_PDS_VG_2307",
     "USA_NASA_PDS_VG_2308",
     "USA_NASA_PDS_VG_2311",
     "USA_NASA_PDS_VG_2311_TO_VG_2338",
     "USA_NASA_PDS_VG_2312",
     "USA_NASA_PDS_VG_2313",
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     "USA_NASA_PDS_VG_2315",
     "USA_NASA_PDS_VG_2316",
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     "USA_NASA_PDS_VG_2318",
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     "USA_NASA_PDS_VG_2332",
     "USA_NASA_PDS_VG_2333",
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     "USA_NASA_PDS_VG_2335",
     "USA_NASA_PDS_VG_2336",
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     "USA_NASA_PDS_VG_2338",
     "USA_NASA_PDS_VG_2341",
     "USA_NASA_PDS_VG_2342",
     "USA_NASA_PDS_VG_2343",
     "USA_NASA_PDS_VG_2344",
     "USA_NASA_PDS_VG_2345",
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     "USA_NASA_PDS_VG_2347",
     "USA_NASA_PDS_VG_2348",
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     "USA_NASA_PDS_VG_2350",
     "USA_NASA_PDS_VG_2351",
     "USA_NASA_PDS_VG_2352",
     "USA_NASA_PDS_VG_2353",
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END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VOLUME_SET_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 60
  DESCRIPTION = "
      
     The volume_set_name element provides the full, formal name
     of one or more data volumes containing a single data set or
     a collection of related data sets.  Volume sets are
     normally considered as a single orderable entity.  For
     example, the volume series MISSION TO VENUS consists of the
     following three volume sets:
     MAGELLAN:    THE MOSAIC IMAGE DATA RECORD
     MAGELLAN:    THE ALTIMETRY AND RADIOMETRY DATA RECORD
     PRE-MAGELLAN RADAR AND GRAVITY DATA SET COLLECTION
     In certain cases, the volume_set_name can be the same as
     the volume_name, such as when the volume_set consists of
     only one volume."
  STANDARD_VALUE_SET = {
     "CLEMENTINE BASEMAP MOSAIC",
     "CLEMENTINE HIRES MOSAIC",
     "CLEMENTINE UVVIS MOSAIC",
     "CLEMENTINE: BASEMAP MOSAIC",
     "CLEMENTINE: EDR IMAGE ARCHIVE",
     "CLEMENTINE: INTERMEDIATE AND REDUCED BISTATIC RADAR DATA",
     "CLEMENTINE: RAW BISTATIC RADAR DATA ARCHIVE",
     "COMET HALLEY ARCHIVE",
     "COMETS CROMMELIN AND GIACOBINI-ZINNER ARCHIVE",
     "DEEP IMPACT/EPOXI DOCUMENT COLLECTION",
     "DTM/MDIM: GLOBAL COVERAGE",
     "ELECTRON TEMPERATURE PROBE PROCESSED DATA SETS",
     "EPOXI 103P/HARTLEY2 ENCOUNTER - HRII RAW SPECTRA",
     "EPOXI 103P/HARTLEY2 ENCOUNTER - HRII CALIBRATED SPECTRA",
     "EPOXI 103P/HARTLEY2 ENCOUNTER - HRIV RAW IMAGES",
     "EPOXI 103P/HARTLEY2 ENCOUNTER - HRIV CALIBRATED IMAGES",
     "EPOXI 103P/HARTLEY2 ENCOUNTER - MRI RAW IMAGES",
     "EPOXI 103P/HARTLEY2 ENCOUNTER - MRI CALIBRATED IMAGES", 
     "EPOXI EARTH OBSERVATIONS - HRII RAW SPECTRA",
     "EPOXI EARTH OBSERVATIONS - HRII CALIBRATED SPECTRA",
     "EPOXI EARTH OBSERVATIONS - HRIV RAW IMAGES",
     "EPOXI EARTH OBSERVATIONS - HRIV CALIBRATED IMAGES",
     "EPOXI EARTH OBSERVATIONS - MRI RAW IMAGES",
     "EPOXI EARTH OBSERVATIONS - MRI CALIBRATED IMAGES",
     "EPOXI EXOPLANET TRANSIT OBS - HRIV RAW IMAGES",
     "EPOXI EXOPLANET TRANSIT OBS - HRIV CALIBRATED IMAGES",
     "EPOXI EXOPLANET TRANSIT OBS - HRIV STELLAR PHOTOMETRY",
     "EPOXI HRII/HRIV/MRI INSTRUMENT TEMPERATURES",
     "EPOXI INFLIGHT CALIBRATIONS - HRII RAW SPECTRA",
     "EPOXI INFLIGHT CALIBRATIONS - HRIV RAW IMAGES",
     "EPOXI INFLIGHT CALIBRATIONS - MRI RAW IMAGES",
     "EPOXI INFLIGHT CALIBRATIONS - HRIV STELLAR PSFS", 
     "EPOXI MARS OBS - HRII RAW SPECTRA",
     "EPOXI MARS OBS - HRII CALIBRATED SPECTRA",
     "EPOXI MARS OBS - HRIV RAW IMAGES",
     "EPOXI MARS OBS - HRIV CALIBRATED IMAGES",
     "EPOXI MARS OBS - MRI RAW IMAGES",
     "EPOXI MARS OBS - MRI CALIBRATED IMAGES",
     "EPOXI SPICE FILES",
     "FIELDS AND PARTICLES DATA SETS",
     "GALILEO EARTH/MOON NIMS EXPERIMENT DATA RECORDS V1.0",
     "GALILEO PROBE ARCHIVE",
     "GALILEO SOLID STATE IMAGING ORBITS 11 - 17",
     "GALILEO SOLID STATE IMAGING RAW EDR IMAGES",
     "GALILEO VENUS NIMS EXPERIMENT DATA RECORDS V1.0",
     "GALILEO: NEAR INFRARED MAPPING SPECTROMETER (NIMS) CUBE DAT",
     "GALILEO: NEAR INFRARED MAPPING SPECTROMETER (NIMS) CUBE DATA",
     "GALILEO: NEAR INFRARED MAPPING SPECTROMETER (NIMS) EDR DATA",
     "GALILEO: RAW RADIO SCIENCE DATA",
     "GEOLOGIC REMOTE SENSING FIELD EXPERIMENT",
     "GIOTTO EXTENDED MISSION ARCHIVE",
     "GROUND BASED ATMOSPHERIC OBSERVATIONS",
     "HST/WFPC2 SATURN IMAGES THROUGH NOVEMBER 1995",
     "IRIS DERIVED PARAMETERS JUPITER & SATURN",
     "IRIS FULL RESOLUTION SPECTRA JUPITER",
     "IRIS FULL RESOLUTION SPECTRA NEPTUNE",
     "IRIS FULL RESOLUTION SPECTRA SATURN",
     "IRIS FULL RESOLUTION SPECTRA URANUS",
     "LUNAR PROSPECTOR LEVEL 0 ARCHIVE",
     "LUNAR PROSPECTOR: LINE OF SIGHT ACCELERATION PROFILE DATA",
     "LUNAR PROSPECTOR: SPHERICAL HARMONIC MODELS AND GRAVITY DATA",
     "MAGELLAN: ALTIMETRY AND RADIOMETRY COMPOSITE DATA",
     "MAGELLAN: FULL RESOLUTION RADAR MOSAICS",
     "MAGELLAN: GLOBAL ALTIMETRY AND RADIOMETRY DATA",
     "MAGELLAN: LINE OF SIGHT ACCELERATION PROFILE DATA",
     "MAGELLAN: RADAR DATA PRODUCTS",
     "MAGELLAN: RADIO OCCULTATION RAW DATA",
     "MAGELLAN: RSS 5 OCCULTATION PROFILES",
     "MAGELLAN: SPHERICAL HARMONIC MODELS AND DIGITAL MAP DATA",
     "MAGELLAN: THE MOSAIC IMAGE DATA",
     "MAGNETOMETER AND ELECTRIC FIELD DETECTOR",
     "MARINER 9 IRIS SPECTRAL OBSERVATIONS OF MARS",
     "MARS CLIMATE SOUNDER EDR",
     "MARS GLOBAL SURVEYOR MAG/ER LEVEL 1 ARCHIVE",
     "MARS GLOBAL SURVEYOR PRE-MAPPING PHASE DVD-ROM ARCHIVE",
     "MARS GLOBAL SURVEYOR SCIENCE SAMPLER",
     "MARS GLOBAL SURVEYOR SPICE FILES",
     "MARS GLOBAL SURVEYOR TES-TSDR",
     "MARS ODYSSEY SPICE FILES",
     "MARS PATHFINDER: THE ASI/MET ARCHIVE",
     "MARS PATHFINDER: THE IMAGER FOR MARS PATHFINDER EDR",
     "MARS PATHFINDER: THE ROVER ARCHIVE",
     "MDIM: AMAZONIS PLANITIA REGION",
     "MDIM: ARABIA TERRA REGION",
     "MDIM: ELYSIUM PLANITIA REGION",
     "MDIM: PLANUM AUSTRALE REGION",
     "MDIM: VASTITAS BOREALIS REGION",
     "MDIM: XANTHE TERRA REGION",
     "MGS ACCELEROMETER DATA PRODUCTS",
     "MGS MARS ORBITER LASER ALTIMETER AEDR ARCHIVE",
     "MGS MARS ORBITER LASER ALTIMETER ARCHIVE",
     "MGS MARS ORBITER LASER ALTIMETER PEDR AND EGDR ARCHIVES",
     "MGS MARS ORBITER LASER ALTIMETER RADIOMETRY ARCHIVES",
     "MGS RST SCIENCE DATA PRODUCTS",
     "MGS: RAW RADIO SCIENCE DATA FROM CRUISE",
     "MGS: RAW RADIO SCIENCE DATA FROM MAPPING",
     "MGS: RAW RADIO SCIENCE DATA FROM MOI",
     "MGS: RAW RS DATA FROM EXTENDED MISSION",
     "MGS: RAW RS SOLAR CONJUNCTION DATA",
     "MISSION TO MARS",
     "MO: RS DATA PRODUCTS",
     "MOC DSDP ARCHIVE",
     "MOC SDP ARCHIVE",
     "MODEL: AMES MARS GENERAL CIRCULATION MODEL",
     "MPF: SURFACE RADIO SCIENCE DATA",
     "MRO CRISM OBSERVATIONS",
     "MRO SHARAD OBSERVATIONS",
     "MRO: RAW RS GRAVITY DATA",
     "MULTI-LOOK COLOR MDIM - VOLUME 14",
     "MULTI-LOOK COLOR MDIM: AMAZONIS PLANITIA REGION",
     "MULTI-LOOK COLOR MDIM: ARABIA TERRA REGION",
     "MULTI-LOOK COLOR MDIM: ELYSIUM PLANITIA REGION",
     "MULTI-LOOK COLOR MDIM: PLANUM AUSTRALE REGION",
     "MULTI-LOOK COLOR MDIM: VASTITAS BOREALIS REGION",
     "MULTI-LOOK COLOR MDIM: XANTHE TERRA REGION",
     "NEAR: CALIBRATED NEAR-INFRARED SPECTROMETER",
     "NEAR: GEOMETRY",
     "NEAR: MAGNETOMETER",
     "NEAR: MULTI-SPECTRAL IMAGER EDR DATA",
     "NEAR: NEAR LASER RANGE FINDER",
     "NEAR: NEAR LASER RANGEFINDER",
     "NEAR: NEAR MULTISPECTRAL IMAGER",
     "NEAR: NEAR-INFRARED SPECTROMETER",
     "NEAR: X-RAY/GAMMA-RAY SPECTROMETER",
     "NEUTRAL MASS SPECTROMETER DATA",
     "ODY: GRS AHD ARCHIVE",
     "ODY: GRS AND ARCHIVE",
     "ODY: GRS CGS ARCHIVE",
     "ODY: GRS DHD ARCHIVE",
     "ODY: GRS DND ARCHIVE",
     "ODY: GRS EDR ARCHIVE",
     "ODY: GRS SGS ARCHIVE",
     "ODY: RAW RADIO SCIENCE DATA FROM MAPPING",
     "ODYSSEY MISSION TO MARS - MARIE DATA",
     "PDS WELCOME TO THE PLANETS",
     "PDS/SBN IDA/GASPRA DATA COLLECTION, DECEMBER 1999",
     "PIONEER VENUS ORBITER",
     "PRE-MAGELLAN RADAR AND GRAVITY DATA",
     "SHOEMAKER-LEVY 9 IMPACT EVENTS - SELECT",
     "STARDUST NAVCAM PREFLIGHT CALIBRATION DATA",
     "SUPPLEMENTAL EXPERIMENTER DATA RECORD (SEDR) RAW DATA",
     "ULYSSES AT JUPITER - FIELDS AND PARTICLES",
     "ULYSSES AT JUPITER - SCE RAW DATA",
     "UVS DERIVED NORTH/SOUTH MAPS",
     "VIKING LANDER EDR IMAGES",
     "VIKING LANDER FOOTPAD TEMPERATURE SENSOR DATA",
     "VIKING LANDER METEOROLOGY BINNED PRESSURE, TEMP, WIND CORR",
     "VIKING LANDERS IMAGING ATMOSPHERIC OPTICAL DEPTH DATA",
     "VIKING LANDERS METEOROLOGY BINNED PRESSURE, TEMP, WIND",
     "VIKING LANDERS METEOROLOGY POINT-BY-POINT PRESSURE DATA",
     "VIKING LANDERS METEOROLOGY SUMMARY PRESSURE DATA",
     "VIKING ORBITER 1 & 2: INFRARED THERMAL MAPPER DATA",
     "VIKING ORBITER IMAGES OF MARS",
     "VIKING ORBITERS AND MARINER 9 MARS CLOUD CATALOG",
     "VIKING ORBITERS INFRARED THERMAL MAPPER BINNED/CLOUDS",
     "VIKING ORBITERS MARS ATMOSPHERIC WATER DETECTOR",
     "VOYAGER 1 PLASMA WAVE SPECTROMETER WAVEFORM DATA",
     "VOYAGER 1: RAW RADIO SCIENCE DATA FROM SATURN",
     "VOYAGER 1: RAW RADIO SCIENCE DATA FROM SATURN - EGR",
     "VOYAGER 1: RAW RADIO SCIENCE DATA FROM TITAN",
     "VOYAGER 2 PLASMA WAVE SPECTROMETER WAVEFORM DATA",
     "VOYAGER 2: RAW RADIO SCIENCE DATA FROM SATURN",
     "VOYAGER AT JUPITER - FIELDS AND PARTICLES LOW RATE SCIENCE",
     "VOYAGER IMAGES OF JUPITER",
     "VOYAGER IMAGES OF NEPTUNE",
     "VOYAGER IMAGES OF SATURN",
     "VOYAGER IMAGES OF URANUS",
     "VOYAGER RADIO OCCULTATION REDUCED DATA"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VOLUME_SETS
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = DYNAMIC
  MINIMUM = 0
  DESCRIPTION = "
      The volume_sets element provides the number of volume sets
     in a volume series.  For example, there are currently six
     (6) volume sets associated with the volume series MISSION
     TO VENUS."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VOLUME_VERSION_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = FORMATION
  MAXIMUM_LENGTH = 12
  DESCRIPTION = "
     The volume_version_id element indentifies the version of a
     data volume.  All original volumes should use a
     volume_version_id of 'Version 1'.  Versions are used when
     data products are remade due to errors or limitations in
     the original volumes (test volumes, for example), and the
     new version makes the previous volume obsolete.
     Enhancements or revisions to data products which constitute
     alternate data products should be assigned a unique volume
     id, not a new version id. Examples: Version 1, Version 2."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = VOLUMES
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The volumes element provides the number of physical data
     volumes contained in a volume set.
     Note: In the PDS, volumes represents the total number of
     related data volumes that comprise a single orderable unit,
     as represented by the volume_set_id.
     For Example, the volume set VOYAGER IMAGES OF URANUS has
     the volume_set_id of USA_NASA_PDS_VG_0001_TO_VG_0003
     and the value for volumes would be 3."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = WAVELENGTH
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MICRON
  STANDARD_VALUE_TYPE = NONE
  MINIMUM = 0
  DESCRIPTION = "
      The wavelength element identifies the mean wavelength to
     which an instrument detector/filter combination is
     sensitive."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = WESTERNMOST_LONGITUDE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = DEG
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = -180
  MAXIMUM = 360
  DESCRIPTION = "
     The following definitions describe westernmost longitude for the
     body-fixed, rotating coordinate systems:
      
     For Planetocentric coordinates and for Planetographic coordinates in
     which longitude increases toward the east, the westernmost (leftmost)
     longitude of a spatial area (e.g.,a map, mosaic, bin,feature or region)
     is the minimum numerical value of longitude unless it crosses the
     Prime Meridian.
      
     For Planetographic coordinates in which longitude increases toward the
     west (prograde rotator), the westernmost (leftmost) longitude of a
     spatial area (e.g., a map,mosaic, bin, feature or region) is the maximum
     numerical value of longitude unless it crosses the Prime Meridian.
      
     For the Earth, Moon and Sun, PDS also supports the traditional use of
     the range (-180,180) in which case the westernmost (leftmost) longitude
     is the minimum numerical value of longitude unless it crosses -180."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = WIND_SENSOR_HIGH_POWER_DUR
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM_LENGTH = NULL
  DESCRIPTION = "
     The WIND_SENSOR_HIGH_POWER_DUR element provides the elapsed
     time, in seconds, for a wind sensor to be in high power mode
     before switching to low power mode."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = WIND_SENSOR_LOW_POWER_DUR
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM_LENGTH = NULL
  DESCRIPTION = "
     The WIND_SENSOR_LOW_POWER_DUR element provides the elapsed
     time, in seconds, for a wind sensor to be in low power mode
     before switching to high power mode."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = WIND_SENSOR_POWER_TYPE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0
  MAXIMUM_LENGTH = NULL
  DESCRIPTION = "
     The WIND_SENSOR_POWER_TYPE Element provides a numeric
     identifier  for the operating power mode of a wind sensor.
      
     Note: For Mars Pathfinder, the three valid values were:
     0: Low power throughout session,
     1: High power throughout session,
     2: Cyclic low and high power alternating throughout session,
        starting with low power."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = X_AXIS_MAXIMUM
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = M
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The X_AXIS_MAXIMUM element provides the value of the X
     coordinate of a VERTICAL at the top of the image. Note
     that +X is at the top of the image and is at the right,
     so +X corresponds to North."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = X_AXIS_MINIMUM
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = M
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The X_AXIS_MINIMUM element provides the value of the
     X coordinate of a VERTICAL at the bottom of the image."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = X_OFFSET
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 64
  DESCRIPTION = "
     The x_offset element indicates a shift or displacement of a data value in
     the x-direction. Note: For Cassini, this refers to the commanded mirror
     offset (in the x direction) within the infrared normal resolution field of
     view. For visible and infrared, the actual data collection area will differ
     when not in normal resolution mode."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = Y_AXIS_MAXIMUM
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = M
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The Y_AXIS_MAXIMUM element provides the value of the Y
     coordinate of a VERTICAL at the right edge of the image."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = Y_AXIS_MINIMUM
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = M
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The Y_AXIS_MINIMUM element provides the value of the Y
     coordinate of a VERTICAL at the left edge of the image."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = Y_OFFSET
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 64
  DESCRIPTION = "
     The y_offset element indicates a shift or displacement of a data value in
     the y-direction."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = Z_AXIS_DISTANCE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The Z_AXIS_DISTANCE element provides the distance from the z-axis
     home position to the lower motor hardstop of an instrument.
      
     Note: For MER, this is the position to which the RAT will move after
     calibrating against the lower hardstop offset at the start of the
     RAT_DIAG or RAT_CAL commands and at the end of the RAT_GRIND,
     RAT_BRUSH commands."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = Z_AXIS_POSITION
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The Z_AXIS_POSITION element provides the z-axis offset
     from the lower motor hardstop to which the RAT will move
     at the start of the RAT_BRUSH command."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = Z_AXIS_STEP_SIZE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = MM
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The Z_AXIS_STEP_SIZE element specifies the distance or step size
     required to move the z-axis of an instrument.
      
     Note: For MER, this is the distance the RAT is moved in the negative
     direction once the grinding wheel is no longer able to complete a
     full revolution in the seek and scan operation. This is also the
     distance required to move the z-axis in the positive direction once
     the grinding wheel completes a full revolution."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = Z_AXIS_VELOCITY
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = 'MM/S'
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
     The Z_AXIS_VELOCITY element provides the z-axis velocity of an
     instrument during an operations period of an instrument command."
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = Z_AXIS_VELOCITY_NAME
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = 'N/A'
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The Z_AXIS_VELOCITY_NAME element provides the formal name
     of the values within the Z_AXIS_VELOCITY element array."
  STANDARD_VALUE_SET = {
     "SCAN",
     "SEEK"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = Z_OFFSET
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CONTEXTDEPENDENT
  UNIT_ID = NONE
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 1
  MAXIMUM = 64
  DESCRIPTION = "
     The z_offset element indicates a shift or displacement of a data value in
     the z-direction. Note: For Cassini, this refers to the commanded mirror
     offset (in the z direction) within the infrared normal resolution field of
     view. For visible and infrared, the actual data collection area will differ
     when not in normal-resolution mode."
  STANDARD_VALUE_SET = {
     "N/A"}
END_OBJECT = ELEMENT_DEFINITION
END 
OBJECT = ELEMENT_DEFINITION
  NAME = ZERO_ELEVATION_LINE
  STATUS_TYPE = PENDING
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = PIXEL
  STANDARD_VALUE_TYPE = SUGGESTED
  DESCRIPTION = "
     The ZERO_ELEVATION_LINE element provides the image line
     representing 0.0 degree (MIPL Projections - Cylindrical)."
END_OBJECT = ELEMENT_DEFINITION
END 
/* End of element definitions */
/* End of Data Dictionary database dump */
/* Start of the EPOXI element definitions */
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:ADC_SATURATED_PIXEL_COUNT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The adc_saturated_pixel_count element provides a count of the number of
   pixels where the analog-to-digital converter (ADC) was saturated."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:BAD_PIXEL_COUNT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The bad_pixel_count element provides a count of the number of bad pixels
   as identified by the Deep Impact calibration process.  This count
   includes any VIS overclock pixels or IR reference pixels at the borders
   of the image."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:BODY_POSITIVE_POLE_CLOCK_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = "DEG"
  STANDARD_VALUE_TYPE = RANGE
  MAXIMUM = 360
  DESCRIPTION = "
   The body_positive_pole_clock_angle element specifies the direction of the
   target body's positive rotation axis in the image plane.  It is measured
   from the 'upward' direction, clockwise to the direction of the positive
   rotational pole as projected into the image plane when the image is
   displayed as defined by the SAMPLE_DISPLAY_DIRECTION and
   LINE_DISPLAY_DIRECTION elements. Note: In some cases, knowledge of the
   inertial orientation of the rotational axis improves with time. This
   keyword necessarily reflects the state of knowledge of the rotational
   axis at the time of preparing the data product as given by the
   POLE_DECLINATION and POLE_RIGHT_ASCENSION values in the dataset or target
   catalog file."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:COMMANDED_IMAGE_COUNT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The commanded_image_count element provides the number of images to be
   acquired by a specific imaging command."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:COMPRESSED_IMAGE_VALUE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = STATIC
  DESCRIPTION = "
   The compressed_image_value element indicates whether or not an image is
   compressed, decompressed, or never compressed. The values for EPOXI are:
     uncompressed = 
       The image was never compressed by an instrument on board
       the spacecraft. 
     compressed = 
       The image was compressed by an instrument on board the spacecraft 
    before the data were transmitted to Earth.  
   All raw EPOXI images that were compressed are archived in the compressed
   format. decompressed = The image, originally compressed on board the
   spacraft, has been decompressed during the calibration process."
  STANDARD_VALUE_SET = {"UNCOMPRESSED", "COMPRESSED", "DECOMPRESSED"}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:DATA_TO_DN_MULTIPLIER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The data_to_dn_multiplier.elm element provides the scaling factor for
   converting the image data from the currently specified unit to calibrated
   data numbers (DN), before the conversion to radiance units.  A value of 1
   indicates the current image is already in units of raw data number."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:DATA_TO_IOVERF_MULTIPLIER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The data_to_ioverf_multiplier element provides the scaling factor for
   converting the image data from the currently specified unit to unitless
   I-over-F data.  A value of 1 indicates the current image is already in
   units of I-over-F."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:DATA_TO_RADIANCE_MULTIPLIER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The data_to_radiance_multiplier element provides the scaling factor for
   converting the image data from the currently specified unit to radiance
   data, W/(m**2*micron*sr).  A value of 1 indicates the current image is
   already in units of radiance."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:DERIVED_MAXIMUM
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The derived_maximum element indicates the largest value occurring in a
   given instance of the data object after the application of a scaling
   factor and/or offset. Note:  For EPOXI, pixels in the overclock areas
   bordering the HRIV and MRI CCD or pixels in the reference rows and
   columns bordering the HRI IR spectrometer are included in the image
   object but are excluded from the value."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:DERIVED_MEDIAN
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The derived_median element provides the median value (middle value)
   occurring in a given instance of the data object after the application of
   a scaling factor and/or offset. Note:  For EPOXI, pixels in the overclock
   areas bordering the HRIV and MRI CCD or pixels in the reference rows and
   columns bordering the HRI IR spectrometer are included in the image
   object but are excluded from the value."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:DERIVED_MINIMUM
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The derived_minimum element indicates the smallest value occurring in a
   given instance of the data object after the application of a scaling
   factor and/or offset. Note:  For EPOXI, pixels in the overclock areas
   bordering the HRIV and MRI CCD or pixels in the reference rows and
   columns bordering the HRI IR spectrometer are included in the image
   object but are excluded from the value."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:DERIVED_STANDARD_DEVIATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The derived_standard_deviation element provides the standard deviation
   occurring in a given instance of the data object after the application of
   a scaling factor and/or offset. Note:  For EPOXI, pixels in the overclock
   areas bordering the HRIV and MRI CCD or pixels in the reference rows and
   columns bordering the HRI IR spectrometer are included in the image
   object but are excluded from the value."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:DESPIKED_PIXEL_COUNT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The despiked_pixel_count element provides a count of the number of pixels
   that were modified by the despiking routine in the calibration pipeline."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:EARTH_OBSERVER_MID_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The earth_observer_mid_time element provides the calendar UTC time when
   light from the target, which left the target at the same time as light
   that reached the Deep Impact spacecraft at the UTC mid-point of the
   observation (EPOXI:IMAGE_MID_TIME), reaches the center of Earth."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:ECLIPTIC_NORTH_CLOCK_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = "DEG"
  STANDARD_VALUE_TYPE = RANGE
  MAXIMUM = 360
  DESCRIPTION = "
   The ecliptic_north_clock_angle element specifies the direction of
   ecliptic north at the center of the image plane.  It is measured from the
   'upward' direction, clockwise to the direction toward ecliptic north when
   the image is displayed as defined by the SAMPLE_DISPLAY_DIRECTION and
   LINE_DISPLAY_DIRECTION elements. The epoch of the coordinate system is
   J2000 unless otherwise indicated."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:GEOMETRY_QUALITY_FLAG
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = STATIC
  DESCRIPTION = "
   The geometry_quality_flag element indicates the quality of the calculated
   geometric parameters.  A value of BAD indicates some or all values could
   not be calculated or the values may not be accurate and should be used
   with caution."
  STANDARD_VALUE_SET = {"OK", "BAD"}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:GEOMETRY_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = STATIC
  DESCRIPTION = "
   The geometry_type element identifies if nominal or reconstructed SPICE
   geometry information (kernels) were used to calculate geometric
   parameters. See SPICE_FILE_NAME for the actual SPICE files that were
   used."
  STANDARD_VALUE_SET = {"PREDICTED", "RECONSTRUCTED"}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:IMAGE_MID_TIME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = TIME
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The image_mid_time element provides the time, in UTC system format, at
   which the exposure of the image was half way through its duration.
   Formation rule: YYYY-MM-DDThh:mm:ss[.fff]"
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:IMAGE_NUMBER
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM_LENGTH = 3
  MAXIMUM_LENGTH = 3
  DESCRIPTION = "
   The image_number element provides the sequential number for an image
   within an observation. Note:  For EPOXI, multiple images could be taken
   for one observation_id."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:INSTRUMENT_MODE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = STATIC
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 8
  DESCRIPTION = "
   The instrument_mode_name element provides the name associated with
   instrument_mode_id, the instrument-dependent designation of operating
   mode."
  STANDARD_VALUE_SET = {"FF", "SF1", "SF2S", "SF2NS", "SF3S", "SF3NS", 
                        "SF4O", "SF4NO", "FFDITH", "BINFF", "BINSF1", 
                        "BINSF2", "UBFF", "ALTFF", "DIAG", "MEMCK"}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:INTEGRATION_DURATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = "MS"
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM = 0.000000
  DESCRIPTION = "
     The integration_duration element provides the value of                   
     the total integration time for an image.  The FITS header                
      keyword is INTTIME.  Integration duration is calculated                 
      as follows:                                                             
      For HRII, all modes:                                                    
        integration_duration = minimum_exposure_duration +                    
                               commanded_exposure_duration                    
      For HRIV, MRI, and ITS shuttered modes (1, 2, 3, 5, and 9):             
        integration_duration = minimum_exposure_duration +                    
                               commanded_exposure_duration                   
      For HRIV, MRI, and ITS unshuttered modes (4, 6, 7, and 8):              
        integration_duration = minimum_exposure_duration +                    
                               commanded_exposure_duration +                  
                               interframe_delay_duration +                    
                               (0.5 ms if interframe_delay_duration > 0)"                                                                       
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:INTERPOLATED_PIXEL_COUNT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The interpolated_pixel_count element provides a count of the number of
   pixels that were reclaimed, in the calibration pipeline, by interpolating
   from the values of neighgboring good pixels."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:MAXIMUM
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The maximum element indicates the largest value occurring in a given
   instance of the data object. Note: For EPOXI, pixels in the overclock
   areas bordering the HRIV and MRI CCD or pixels in the reference rows and
   columns bordering the HRI IR spectrometer are included in the image
   object but are excluded from the value."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:MEDIAN
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The median element provides the median value (middle value) occurring in
   a given instance of the data object. Note:  For EPOXI, pixels in the
   overclock areas bordering the HRIV and MRI CCD or pixels in the reference
   rows and columns bordering the HRI IR spectrometer are included in the
   image object but are excluded from the value."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:MINIMUM
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The minimum element indicates the smallest value occurring in a given
   instance of the data object. Note: For EPOXI, pixels in the overclock
   areas bordering the HRIV and MRI CCD or pixels in the reference rows and
   columns bordering the HRI IR spectrometer are included in the image
   object but are excluded from the value."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:MISSING_PIXEL_COUNT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The missing_pixel_count element provides a count of the number of pixels
   that were not received from the spacecraft and pixels that are the image
   header bytes."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:MISSION_ACTIVITY_TYPE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 160
  DESCRIPTION = "
   The mission_activity_type element provides a mission activity, such as
   instrument checkout or in-flight science calibrations."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:OBSERVATION_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 240
  DESCRIPTION = "
   The observation_desc element provides a description of the observation or
   image."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:OBSERVATION_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 7
  DESCRIPTION = "
   The observation_id element identifies a specific calibration-related or
   scientific observation. Note:  For EPOXI, a calibration sequence was
   often reused. Thus the same observation_id can appear more than once
   within a data set.  Also, one obsevation could consist of more than one
   image. EPOXI:IMAGE_NUMBER provides the number of an image within one
   observation."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:PARTIAL_SATURATED_PIXEL_COUNT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The partial_saturated_pixel_count element provides a count of the number
   of pixels where the raw DN value is above the point where some pixels
   have reached partial saturation.  For the HRIV and MRI CCD instruments
   this point occurs at 11,000 raw DN and at 8,000 raw DN for the HRII IR
   spectrometer."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:POINTING_DESC
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = SUGGESTED
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 240
  DESCRIPTION = "
   The pointing_desc element provides the planned spacecraft pointing as
   described in an imaging sequence."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:SATURATED_PIXEL_COUNT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The partial_saturated_pixel_count element provides a count of the number
   of pixels where the raw DN value is above the point where some pixels
   have reached full-well saturation.  For the HRIV and MRI CCD instruments
   this point occurs 15,000 raw DN and at 11,000 raw DN for the HRII IR
   spectrometer."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:SC_GEOCENTRIC_DISTANCE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = "KM"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The sc_geocentric_distance element provides the distance from the center
   of the earth to the spacecraft. The default unit is kilometer."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:SC_HELIOCENTRIC_DISTANCE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = "KM"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The sc_heliocentric_distance element provides the distance from the
   center of the sun to the spacecraft. The default unit is kilometer."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:SC_ROTATION_VELOCITY_VECTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = "RADIAN/S"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The sc_rotation_velocity_vector element indicates the x-, y-, z-
   components of the angular velocity of the spacecraft about axes of the
   Earth Mean Equator (EME) J2000 reference frame."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:SDC_PIPELINE_FILE_NAME
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = FORMATION
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 31
  DESCRIPTION = "
   The sdc_pipeline_file_name element provides the original file name used
   by the EPOXI Science Data Center (SDC) pipeline and found in publications
   - The project elected to use a shorter file name for the PDS archive. The
   formation rule for this element is iicccccccccc_eeeeeee_nnn_rr.FIT where
   ii identifies the instrument (HV = HRIV, HI = HRII, MV = MRI), cccccccccc
   is the spacecraft clock count at the mid-point of the observation,
   eeeeeee is the exposure ID (OBSERVATION_ID in data labels), nnn provides
   the sequentially increasing image number within an exposure ID
   (IMAGE_NUMBER in the data labels), and rr identifies the type of
   reduction (no string = raw DN, RADREV = reversibly calibrated in radiance
   units, RAD = irreversibly calibrated in radiance units, IFREV =
   reversibly calibrated I/F (unitless), IF = irreversibly calibrated I/F
   (unitless)."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:SPACECRAFT_CLOCK_MID_COUNT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = CHARACTER
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  MINIMUM_LENGTH = 1
  MAXIMUM_LENGTH = 30
  DESCRIPTION = "
   The spacecraft_clock_mid_count element provides the value of the
   spacecraft clock at the mid-point of a time period of interest."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:SPACECRAFT_PROCESSOR_ID
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = IDENTIFIER
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = STATIC
  DESCRIPTION = "
   The spacecraft_processor_id element identifies the processor on board the
   spacecraft that was used to acquire and record an observation."
  STANDARD_VALUE_SET = {"SCU-A", "SCU-B"}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:STANDARD_DEVIATION
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The standard_deviation element provides the standard deviation occurring
   in a given instance of the data object. Note:  For EPOXI, pixels in the
   overclock areas bordering the HRIV and MRI CCD or pixels in the reference
   rows and columns bordering the HRI IR spectrometer are included in the
   image object but are excluded from the value."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:SUN_DIRECTION_CLOCK_ANGLE
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = "DEG"
  STANDARD_VALUE_TYPE = RANGE
  MAXIMUM = 360
  DESCRIPTION = "
   The sun_direction_clock_angle element specifies the direction to the Sun
   at the center of the image plane.  It is measured from the 'upward'
   direction, clockwise to the direction of the sun as projected into the
   image when the

   image is displayed as defined by the SAMPLE_DISPLAY_DIRECTION and
   LINE_DISPLAY_DIRECTION elements."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:TARGET_SC_POSITION_VECTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = "KM"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The target_sc_position_vector element provides the x-, y-, z- components
   of the position vector from the target to the spacecraft expressed in
   J2000 coordinates, and corrected for light time and stellar aberration,
   evaluated at the epoch at which the image was taken."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:TARGET_SC_VELOCITY_VECTOR
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = REAL
  UNIT_ID = "KM/S"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The target_sc_velocity_vector element indicates the x-, y-, z- components
   of the velocity vector of the target relative to the spacecraft,
   expressed in J2000 coordinates, and corrected for light time, evaluated
   at the epoch at which the image was taken."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
OBJECT = ELEMENT_DEFINITION
  NAME = EPOXI:ULTRA_COMPRESSED_PIXEL_COUNT
  STATUS_TYPE = APPROVED
  GENERAL_DATA_TYPE = INTEGER
  UNIT_ID = "NONE"
  STANDARD_VALUE_TYPE = RANGE
  DESCRIPTION = "
   The ultra_compressed_pixel_count element provides a count of the number
   of pixels where the raw DN is in a compression bin so large that the
   resulting value contains very little information."
  STANDARD_VALUE_SET = {}
END_OBJECT = ELEMENT_DEFINITION
END
/* End of the EPOXI element definitions */