PDS_VERSION_ID = PDS3 LABEL_REVISION_NOTE = "RO-RIS-MPAE-ID-023 1/f" /* FILE CHARACTERISTICS */ RECORD_TYPE = FIXED_LENGTH RECORD_BYTES = 2880 FILE_RECORDS = 20 FILE_NAME = "W20070224T215750371ID20F21.FIT" /* POINTERS TO DATA OBJECTS */ ^HEADER = ("W20070224T215750371ID20F21.FIT", 1) ^IMAGE = ("W20070224T215750371ID20F21.FIT", 3) /* MANDATORY FIELDS */ PRODUCT_ID = "W20070224T215750371ID20F21.FIT" SOURCE_PRODUCT_ID = "W20070224T215750371ID20F21.IMG" /* MISSION IDENTIFICATION */ INSTRUMENT_HOST_ID = "RO" INSTRUMENT_HOST_NAME = "ROSETTA-ORBITER" MISSION_ID = "ROSETTA" MISSION_NAME = "INTERNATIONAL ROSETTA MISSION" MISSION_PHASE_NAME = "MARS SWING-BY" /* INSTRUMENT DESCRIPTION */ INSTRUMENT_ID = "OSIWAC" INSTRUMENT_NAME = "OSIRIS - WIDE ANGLE CAMERA" INSTRUMENT_TYPE = "FRAME CCD REFLECTING TELESCOPE" DETECTOR_DESC = "2048x2048 PIXELS BACKLIT FRAME CCD DETECTOR" DETECTOR_PIXEL_WIDTH = 13.5 DETECTOR_PIXEL_HEIGHT = 13.5 DETECTOR_TYPE = "SI CCD" DETECTOR_ID = "EEV-242" DETECTOR_TEMPERATURE = 168.38 ELEVATION_FOV = 11.350 AZIMUTH_FOV = 12.110 ROSETTA:VERTICAL_RESOLUTION = 9.645700e-005 ROSETTA:HORIZONTAL_RESOLUTION = 1.027400e-004 TELESCOPE_F_NUMBER = 5.600000 ROSETTA:VERTICAL_FOCAL_LENGTH = 0.1400 ROSETTA:HORIZONTAL_FOCAL_LENGTH = 0.1314 /* IMAGE IDENTIFICATION */ IMAGE_ID = "57002009" ROSETTA:PROCESSING_ID = 0 IMAGE_OBSERVATION_TYPE = "REGULAR" EXPOSURE_TYPE = "MANUAL" PRODUCT_TYPE = "EDR" PRODUCT_VERSION_ID = "1" PRODUCER_INSTITUTION_NAME = "Max Planck Institute for Solar System Research" PRODUCER_FULL_NAME = "CECILIA TUBIANA" PRODUCER_ID = "MPS" MEDIUM_TYPE = "ELECTRONIC" PUBLICATION_DATE = 2019-06-30 VOLUME_FORMAT = "ANSI" VOLUME_ID = "ROOSI_1014" VOLUME_NAME = "RAW OSIRIS WAC DATA FOR MARS SWING-BY PHASE" VOLUME_SERIES_NAME = "ROSETTA SCIENCE ARCHIVE" VOLUME_SET_NAME = "ROSETTA OSIRIS DATA" VOLUME_SET_ID = "DE_MPG_MPS_ROOSI_1014" VOLUME_VERSION_ID = "VERSION V2.0" VOLUMES = "UNK" DATA_SET_ID = "RO-M-OSIWAC-2-MARS-MARSSWINGBY-V2.0" DATA_SET_NAME = "ROSETTA-ORBITER MARS OSIWAC 2 MARS EDR V2.0" PROCESSING_LEVEL_ID = "2" PROCESSING_LEVEL_DESC = "Raw image data with calibrated header information" DATA_QUALITY_ID = "0000000000000000" DATA_QUALITY_DESC = "List of 0 and 1 to specify the quality of the image. Zeroes mean that the data are good, and a one means that the data are affected by this particular issue. The meaning of the individual entries from right to left are: 1: affected by shutter error 2: contains missing packets 3: header created with insufficient data 4: shutter backtravel opening (curtain) 5: shutter backtravel opening (ballistic dual) 6: first lines are dark 7: affected by onboard software failure Note that the field is 16 characters in total to allow for possible extensions in future, but not all digits are used. Any unused digit is set to 0. e.g. 0000000000000010 means that the image contains missing packets, 0000000000010001 means that the image is affected by a shutter error AND by dual ballistic backtravel opening." /* TIME IDENTIFICATION */ PRODUCT_CREATION_TIME = 2019-06-06T13:16:51.000 START_TIME = 2007-02-24T21:57:57.282 STOP_TIME = 2007-02-24T21:58:27.282 SPACECRAFT_CLOCK_START_COUNT = "1/0130975048.24368" SPACECRAFT_CLOCK_STOP_COUNT = "1/0130975078.24368" /* GEOMETRY */ NOTE = "The values of the keywords SC_SUN_POSITION_VECTOR SC_TARGET_POSITION_VECTOR and SC_TARGET_VELOCITY_VECTOR are related to the Earth Mean Equator J2000 reference frame. The values of SUB_SPACECRAFT_LATITUDE and SUB_SPACECRAFT_LONGITUDE are northern latitude and eastern longitude in the standard planetocentric IAU_ frame. All values are computed for the time t = START_TIME. Distances are given in , velocities in , Angles in ." TARGET_NAME = "MARS" ROSETTA:SPICE_TARGET_NAME = "MARS" TARGET_TYPE = PLANET SC_SUN_POSITION_VECTOR = (-18216909.466 , 195555083.949 , 90198287.410 ) SPACECRAFT_SOLAR_DISTANCE = 216123524.171 SOLAR_ELONGATION = 163.42837 RIGHT_ASCENSION = 258.24338 DECLINATION = -19.66994 NORTH_AZIMUTH = 20.94212 SC_TARGET_POSITION_VECTOR = (-24507.726 , -118591.138 , -43465.923 ) SC_TARGET_VELOCITY_VECTOR = (1415.777 , 8226.867 , 2929.786 ) TARGET_CENTER_DISTANCE = 128661.46669 SPACECRAFT_ALTITUDE = 125265.18478 SUB_SPACECRAFT_LATITUDE = -1.15544 SUB_SPACECRAFT_LONGITUDE = 94.35192 SUB_SOLAR_LATITUDE = -4.15483 SUB_SOLAR_LONGITUDE = 110.55846 PHASE_ANGLE = 16.57163 GROUP = SC_COORDINATE_SYSTEM COORDINATE_SYSTEM_NAME = "S/C-COORDS" ORIGIN_OFFSET_VECTOR = (18216510.690 , -195550809.034 , -90196315.584 ) ORIGIN_ROTATION_QUATERNION = (0.15957377, -0.06727306, 0.81494422, -0.55306099) QUATERNION_DESC = "J2000 to Rosetta Coordinate System quaternion (nx sin(a/2), ny sin(a/2), nz sin(a/2), cos(a/2)" REFERENCE_COORD_SYSTEM_NAME = "EME J2000" END_GROUP = SC_COORDINATE_SYSTEM GROUP = CAMERA_COORDINATE_SYSTEM COORDINATE_SYSTEM_NAME = "WAC_CAMERA_FRAME" ORIGIN_OFFSET_VECTOR = (-0.001050 , 0.000232 , 0.002114 ) ORIGIN_ROTATION_QUATERNION = (-0.70710115, 0.70710470, -0.00282099, -0.00171403) QUATERNION_DESC = "Rosetta Coordinate System to camera coordinate system quaternion (nx sin(a/2), ny sin(a/2), nz sin(a/2), cos(a/2)" REFERENCE_COORD_SYSTEM_NAME = "S/C-COORDS" END_GROUP = CAMERA_COORDINATE_SYSTEM SPICE_FILE_NAME = ("ck\ATNR_P040302093352_T6_00127.BC", "fk\ROS_V33.TF", "ik\ROS_OSIRIS_V15.TI", "lsk\NAIF0011.TLS", "pck\PCK00010.TPC", "sclk\ROS_160929_STEP.TSC", "spk\DE405.BSP", "spk\ORHR___________T19_00122.BSP") /* IMAGE POINT OF INTEREST */ GROUP = IMAGE_POI ROSETTA:POINT_OF_INTEREST = "IMAGE_CENTER" ROSETTA:IMAGE_POI_PIXEL = (1023.5, 1023.5) ROSETTA:COORDINATE_SYSTEM = "IAU_MARS" ROSETTA:SURFACE_INTERCEPT_DISTANCE = 125273.395 ROSETTA:SURF_INT_CART_COORD = (-482.827 , 3361.663 , -14.383 ) END_GROUP = IMAGE_POI /* SCIENCE ACTIVITY */ GROUP = SCIENCE_ACTIVITY ROSETTA:MISSION_PHASE = ("MARS", "MARS", "") ROSETTA:RATIONALE_DESC = "N/A" ROSETTA:OPERATIONAL_ACTIVITY = "N/A" ROSETTA:ACTIVITY_NAME = "N/A" END_GROUP = SCIENCE_ACTIVITY /* DATA CONTENT FLAGS */ GROUP = SR_DATA_CONTENT ROSETTA:PREPIXEL_FLAG = TRUE ROSETTA:POSTPIXEL_FLAG = TRUE ROSETTA:OVERCLOCKING_LINES_FLAG = FALSE ROSETTA:CCD_DATA_FLAG = TRUE ROSETTA:B1_SHUTTER_PULSE_FLAG = TRUE ROSETTA:B2_SHUTTER_PULSE_FLAG = TRUE END_GROUP = SR_DATA_CONTENT /* STATUS FLAGS */ GROUP = SR_STATUS_FLAGS ROSETTA:SHUTTER_FOUND_IN_ERROR_FLAG = FALSE ROSETTA:SHUTTER_PRE_INIT_FAILED_FLAG = FALSE ROSETTA:ERROR_RECOVERY_FAILED_FLAG = FALSE ROSETTA:EXPOSURE_STATUS_ID = SUCCESS END_GROUP = SR_STATUS_FLAGS /* MECHANISM STATUS FLAGS */ GROUP = SR_MECHANISM_STATUS FILTER_NUMBER = "21" FILTER_NAME = "Green_Empty" ROSETTA:FRONT_DOOR_STATUS_ID = OPEN END_GROUP = SR_MECHANISM_STATUS /* IMAGE ACQUISITION OPTIONS */ GROUP = SR_ACQUIRE_OPTIONS ROSETTA:SCIENCE_DATA_LINK = HIGHSPEED ROSETTA:DATA_ROUTING_ID = QUEUE2 EXPOSURE_DURATION = 30.0000 ROSETTA:COMMANDED_FILTER_NUMBER = 00 ROSETTA:COMMANDED_FILTER_NAME = "Keep_Keep" ROSETTA:GRAYSCALE_TESTMODE_FLAG = FALSE ROSETTA:HARDWARE_BINNING_ID = "8x8" ROSETTA:AMPLIFIER_ID = BOTH ROSETTA:GAIN_ID = HIGH ROSETTA:ADC_ID = TANDEM ROSETTA:OVERCLOCKING_LINES_FLAG = FALSE ROSETTA:OVERCLOCKING_PIXELS_FLAG = FALSE ROSETTA:CCD_ENABLED_FLAG = TRUE ROSETTA:ADC_ENABLED_FLAG = TRUE ROSETTA:BLADE1_PULSES_ENABLED_FLAG = TRUE ROSETTA:BLADE2_PULSES_ENABLED_FLAG = TRUE ROSETTA:BULBMODE_ENABLED_FLAG = FALSE ROSETTA:FRAMETRANSFER_ENABLED_FLAG = FALSE ROSETTA:WINDOWING_ENABLED_FLAG = FALSE ROSETTA:SHUTTER_ENABLED_FLAG = TRUE ROSETTA:DITHERING_ENABLED_FLAG = FALSE ROSETTA:CRB_DUMP_MODE = 0 ROSETTA:CRB_PULSE_MODE = 0 ROSETTA:SUBFRAME_COORDINATE_ID = "ELECTRICAL" ROSETTA:X_START = -48 ROSETTA:X_END = 2096 ROSETTA:Y_START = 0 ROSETTA:Y_END = 2048 ROSETTA:SHUTTER_PRETRIGGER_DURATION = 0.0650 ROSETTA:CRB_TO_PCM_SYNC_MODE = 15 ROSETTA:AUTOEXPOSURE_FLAG = FALSE ROSETTA:LOWPOWER_MODE_FLAG = FALSE ROSETTA:DUAL_EXPOSURE_FLAG = FALSE END_GROUP = SR_ACQUIRE_OPTIONS /* PROCESSING FLAGS */ GROUP = SR_PROCESSING_FLAGS BAD_PIXEL_REPLACEMENT_FLAG = FALSE ROSETTA:ADC_OFFSET_CORRECTION_FLAG = FALSE ROSETTA:BIAS_CORRECTION_FLAG = FALSE ROSETTA:COHERENT_NOISE_CORRECTION_FLAG = FALSE DARK_CURRENT_CORRECTION_FLAG = FALSE ROSETTA:FLATFIELD_HI_CORRECTION_FLAG = FALSE ROSETTA:BAD_PIXEL_REPLACEMENT_GROUND_FLAG = FALSE ROSETTA:FLATFIELD_LO_CORRECTION_FLAG = FALSE ROSETTA:EXPOSURETIME_CORRECTION_FLAG = FALSE ROSETTA:RADIOMETRIC_CALIBRATION_FLAG = FALSE ROSETTA:GEOMETRIC_DISTORTION_CORRECTION_FLAG = FALSE ROSETTA:REFLECTIVITY_NORMALIZATION_FLAG = FALSE ROSETTA:INFIELD_STRAYLIGHT_CORRECTION_FLAG = FALSE ROSETTA:OUTFIELD_STRAYLIGHT_CORRECTION_FLAG = FALSE END_GROUP = SR_PROCESSING_FLAGS /* SHUTTER CONFIG */ GROUP = SR_SHUTTER_CONFIG ROSETTA:PROFILE_ID = "130959537" ROSETTA:CONTROL_MASK = "16#3a#" ROSETTA:TESTMODE_FLAG = FALSE ROSETTA:ZEROPULSE_FLAG = TRUE ROSETTA:LOCKING_ENCODER_FLAG = TRUE ROSETTA:CHARGEMODE_ID = NORMAL ROSETTA:SHUTTER_OPERATION_MODE = "NORMAL" ROSETTA:NUM_OF_EXPOSURES = 1 END_GROUP = SR_SHUTTER_CONFIG /* SHUTTER STATUS */ GROUP = SR_SHUTTER_STATUS ROSETTA:STATUS_MASK = "16#6000600#" ROSETTA:ERROR_TYPE_ID = SHUTTER_ERROR_NONE END_GROUP = SR_SHUTTER_STATUS /* DATA COMPRESSION AND SEGMENTATION */ GROUP = SR_COMPRESSION ROSETTA:LOST_PACKETS = (0) ROSETTA:SEGMENT_X = (0) ROSETTA:SEGMENT_Y = (0) ROSETTA:SEGMENT_W = (96) ROSETTA:SEGMENT_H = (256) ROSETTA:ENCODING = (SPIHT_LIFT) ROSETTA:COMPRESSION_RATIO = ( 4.0) ROSETTA:LOSSLESS_FLAG = (TRUE) ROSETTA:SPIHT_PYRAMID_LEVELS = (4) ROSETTA:SPIHT_THRESHOLD_BITS = (15) ROSETTA:SPIHT_MEAN = (912) ROSETTA:SPIHT_MEAN_SHIFT = (3) ROSETTA:SPIHT_WAVE_LEVELS = (3) PIXEL_AVERAGING_WIDTH = (1) PIXEL_AVERAGING_HEIGHT = (1) ROSETTA:SMOOTH_FILTER_ID = (NONE) ROSETTA:SQRT_FILTER_FLAG = (FALSE) ROSETTA:SQRT_GAIN = ( 0.0) END_GROUP = SR_COMPRESSION /* SUBSYSTEM HARDWARE IDENTIFICATION */ GROUP = SR_HARDWARE_CONFIG ROSETTA:DATA_PROCESSING_UNIT_ID = FS ROSETTA:POWER_CONVERTER_ID = FS ROSETTA:MOTOR_CONTROLLER_ID = FS ROSETTA:NAC_CCD_READOUT_BOX_ID = FM ROSETTA:WAC_CCD_READOUT_BOX_ID = FM ROSETTA:NAC_CAMERA_ID = FM ROSETTA:WAC_CAMERA_ID = FM END_GROUP = SR_HARDWARE_CONFIG /* SYSTEM HEATER STATUS */ GROUP = SR_HEATER_STATUS ROSETTA:CCD_HEATER_POWER = 0.000 ROSETTA:NAC_MAIN_FDM_POWER = 1.598 ROSETTA:NAC_RED_FDM_POWER = 0.000 ROSETTA:NAC_MAIN_PPE_POWER = 3.730 ROSETTA:NAC_RED_PPE_POWER = 0.000 ROSETTA:WAC_MAIN_STR1_POWER = 2.013 ROSETTA:WAC_RED_STR1_POWER = 0.000 ROSETTA:WAC_MAIN_STR2_POWER = 3.019 ROSETTA:WAC_RED_STR2_POWER = 0.000 END_GROUP = SR_HEATER_STATUS /* POWER CONVERTER SWITCH STATUS */ GROUP = SR_SWITCH_STATUS ROSETTA:WAC_SHUTFAILSAFEEXEC_FLAG = OFF ROSETTA:NAC_SHUTFAILSAFEEXEC_FLAG = OFF ROSETTA:WAC_DOORFAILSAFEEXEC_FLAG = OFF ROSETTA:NAC_DOORFAILSAFEEXEC_FLAG = OFF ROSETTA:PCM_PASSCTRLACTIVE_FLAG = OFF ROSETTA:WAC_SHUTFAILSAFE_ENAB_FLAG = OFF ROSETTA:WAC_SHUTTERPOWER_FLAG = ON ROSETTA:WAC_CCDANNEALHEATER_FLAG = OFF ROSETTA:WAC_CRB_PRIMEPOWER_FLAG = ON ROSETTA:NAC_SHUTFAILSAFE_ENAB_FLAG = OFF ROSETTA:NAC_SHUTTERPOWER_FLAG = ON ROSETTA:NAC_CCDANNEALHEATER_FLAG = OFF ROSETTA:NAC_CRB_PRIMEPOWER_FLAG = ON ROSETTA:WAC_STRUCTUREHEATER_R_FLAG = OFF ROSETTA:WAC_STRUCTUREHEATER_M_FLAG = OFF ROSETTA:WAC_RED_CALLAMP_FLAG = OFF ROSETTA:WAC_MAIN_CALLAMP_FLAG = OFF ROSETTA:WAC_DOORFAILSAFE_ENAB_FLAG = OFF ROSETTA:NAC_IFPLATEHEATER_R_FLAG = OFF ROSETTA:NAC_IFPLATEHEATER_M_FLAG = OFF ROSETTA:NAC_RED_CALLAMP_FLAG = OFF ROSETTA:NAC_MAIN_CALLAMP_FLAG = OFF ROSETTA:NAC_DOORFAILSAFE_ENAB_FLAG = OFF ROSETTA:MCB_RED_MOTORPOWER_FLAG = OFF ROSETTA:MCB_MAIN_MOTORPOWER_FLAG = ON ROSETTA:MCB_FLAG = MAIN ROSETTA:PRIMARY_POWER_RAIL_FLAG = MAIN END_GROUP = SR_SWITCH_STATUS /* POWER SYSTEM STATUS */ GROUP = SR_POWER_STATUS ROSETTA:V_28_MAIN = 28.4 ROSETTA:V_28_REDUNDANT = 3.3 ROSETTA:V_5 = 5.2 ROSETTA:V_3 = 3.4 ROSETTA:V_15 = 15.0 ROSETTA:V_M15 = -15.0 ROSETTA:V_NAC_REFERENCE = -9.9 ROSETTA:V_WAC_REFERENCE = -10.0 ROSETTA:CAMERA_V_24 = 25.4 ROSETTA:CAMERA_V_8 = 8.4 ROSETTA:CAMERA_V_M12 = -12.4 ROSETTA:CAMERA_V_5_ANALOG = 5.3 ROSETTA:CAMERA_V_5_DIGITAL = 5.3 ROSETTA:CAMERA_V_M5 = -5.3 ROSETTA:I_28_MAIN = 1812.1 ROSETTA:I_28_REDUNDANT = -94.4 ROSETTA:I_5 = 2220.0 ROSETTA:I_3 = 126.2 ROSETTA:I_15 = 125.3 ROSETTA:I_M15 = 64.4 ROSETTA:CAMERA_I_24 = 14.6 ROSETTA:CAMERA_I_8 = 12.8 ROSETTA:CAMERA_I_M12 = 68.9 ROSETTA:CAMERA_I_5_ANALOG = 122.7 ROSETTA:CAMERA_I_5_DIGITAL = 120.2 ROSETTA:CAMERA_I_M5 = 107.8 END_GROUP = SR_POWER_STATUS /* CALIBRATED TEMPERATURES */ GROUP = SR_TEMPERATURE_STATUS ROSETTA:T_MAIN_PCM = 295.0 ROSETTA:T_REDUNDANT_PCM = 290.0 ROSETTA:T_WAC_STRUCTURE_MAIN_1 = 285.2 ROSETTA:T_WAC_STRUCTURE_REDUNDANT_1 = 285.7 ROSETTA:T_WAC_STRUCTURE_MAIN_2 = 285.0 ROSETTA:T_WAC_STRUCTURE_REDUNDANT_2 = 285.5 ROSETTA:T_WAC3 = 288.3 ROSETTA:T_WAC4 = 286.3 ROSETTA:T_WAC_WHEEL_MOTOR_1 = 283.2 ROSETTA:T_WAC_WHEEL_MOTOR_2 = 283.2 ROSETTA:T_WAC_DOOR_MOTOR = 281.4 ROSETTA:T_NAC_CCD_VIA_MCB = 202.4 ROSETTA:T_WAC_CCD_VIA_MCB = 173.2 ROSETTA:T_NAC_WHEEL_MOTOR_1 = 254.8 ROSETTA:T_NAC_WHEEL_MOTOR_2 = 255.8 ROSETTA:T_NAC_DOOR_MOTOR = 251.2 ROSETTA:T_NAC_DOOR_IF_MAIN = 247.1 ROSETTA:T_NAC_MIRROR_2 = 227.6 ROSETTA:T_NAC_PPE_IF_REDUNDANT = 255.3 ROSETTA:T_NAC_DOOR_IF_REDUNDANT = 247.1 ROSETTA:T_NAC_PPE_IF_MAIN = 255.3 ROSETTA:T_NAC_MIRROR_1_AND_3 = 227.1 ROSETTA:T_DSP_MAIN = 306.1 ROSETTA:T_DSP_REDUNDANT = 291.1 ROSETTA:T_BOARD_CONTROLLER = 294.9 ROSETTA:T_BOARD_DRIVER = 292.9 ROSETTA:CAMERA_TCCD = 168.4 ROSETTA:CAMERA_T_SENSORHEAD = 289.0 ROSETTA:CAMERA_T_ADC_1 = 294.9 ROSETTA:CAMERA_T_ADC_2 = 295.5 ROSETTA:CAMERA_T_SHUTTER_MOTOR_1 = 284.0 ROSETTA:CAMERA_T_SHUTTER_MOTOR_2 = 284.6 ROSETTA:CAMERA_T_POWER_CONVERTER = 316.3 ROSETTA:CAMERA_T_DOSIMETER = 289.2 END_GROUP = SR_TEMPERATURE_STATUS /* RADIATION ENVIRONMENT */ GROUP = SR_RADIATION_STATUS ROSETTA:CAMERA_DOSIS = 399.1 ROSETTA:SREM_PROTONS_GT_20MEV = 9699328 ROSETTA:SREM_PROTONS_50_TO_70MEV = 131072 ROSETTA:SREM_ELECTRONS_LT_2MEV = 0 END_GROUP = SR_RADIATION_STATUS OBJECT = HEADER INTERCHANGE_FORMAT = ASCII HEADER_TYPE = FITS RECORDS = 2 BYTES = 5760 DESCRIPTION = "FITS header for W20070224T215750371ID20F21.FIT" END_OBJECT = HEADER OBJECT = IMAGE INTERCHANGE_FORMAT = BINARY LINE_SAMPLES = 96 LINES = 256 BANDS = 1 SAMPLE_TYPE = MSB_INTEGER SAMPLE_BITS = 16 UNIT = "DN" OFFSET = 32768 SCALING_FACTOR = 1 DERIVED_MINIMUM = 11438 DERIVED_MAXIMUM = 65532 MEAN = 58407 STANDARD_DEVIATION = 13241 LINE_DISPLAY_DIRECTION = DOWN SAMPLE_DISPLAY_DIRECTION = RIGHT FIRST_LINE = 1 FIRST_LINE_SAMPLE = 641 END_OBJECT = IMAGE END