OBJECT     = COLUMN
    COLUMN_NUMBER = 1
    NAME          = "OBSERVATION_TIME"
    START_BYTE    = 1
    BYTES         = 19
    DATA_TYPE     = "TIME"
    FORMAT        = "A19"
    DESCRIPTION   = "Observation time.  These times were reported in the
      original FITS files as day fractions with wildly varying significant
      digits (from 0-5).  These have been converted to UTCs while attempting
      to maintain reasonable significant digits as follows:

         Significant Digits      Converted to Nearest
              0                       Day
              1                       (not encountered)
              2                       15 minutes
              3                       1 minute
              4                       10 seconds
              5                       1 second
      "                      
  END_OBJECT = COLUMN

  OBJECT     = COLUMN
    COLUMN_NUMBER = 2
    NAME          = "SEQUENCE_NUMBER"
    START_BYTE    = 21
    BYTES         = 2
    DATA_TYPE     = "ASCII_INTEGER"
    FORMAT        = "I2"
    DESCRIPTION   = "Each line in the file is assigned a sequence
      number.  These numbers should be in order of increasing observing 
      time."
  END_OBJECT = COLUMN

  OBJECT     = COLUMN
    COLUMN_NUMBER    = 3
    NAME             = "FILTER_NAME"
    START_BYTE       = 24
    BYTES            = 4
    DATA_TYPE        = "CHARACTER"
    FORMAT           = "A4"
    MISSING_CONSTANT = "----"
    DESCRIPTION      = "Name of the filter used, if any.  Missing names
      indicate filters not in the standard broadband or narrow band 
      systems used in the IHW."
  END_OBJECT = COLUMN

  OBJECT     = COLUMN
    COLUMN_NUMBER    = 4
    NAME             = "CENTER_WAVELENGTH"
    START_BYTE       = 29
    BYTES            = 4
    DATA_TYPE        = "ASCII_INTEGER"
    FORMAT           = "I4"
    UNIT             = "ANGSTROM"
    MISSING_CONSTANT = -999
    DESCRIPTION      = "Center wavelength of the specific filter used."
  END_OBJECT = COLUMN

  OBJECT     = COLUMN
    COLUMN_NUMBER    = 5
    NAME             = "BANDPASS"
    START_BYTE       = 34
    BYTES            = 3
    DATA_TYPE        = "ASCII_INTEGER"
    FORMAT           = "I3"
    UNIT             = "ANGSTROM"
    MISSING_CONSTANT = -99
    DESCRIPTION      = "Full width at half maximum"
  END_OBJECT = COLUMN

  OBJECT     = COLUMN
    COLUMN_NUMBER    = 6
    NAME             = "POLARIZATION_TYPE"
    START_BYTE       = 39
    BYTES            = 2
    DATA_TYPE        = "CHARACTER"
    FORMAT           = "A2"
    DESCRIPTION      = "This field always contains the letters 'LN',
      indicating linear polarization."
  END_OBJECT = COLUMN

  OBJECT     = COLUMN
    COLUMN_NUMBER    = 7
    NAME             = "POL_PERCENT"
    START_BYTE       = 42
    BYTES            = 5
    DATA_TYPE        = "ASCII_REAL"
    FORMAT           = "F5.2"
    UNIT             = "PERCENT"
    DESCRIPTION      = "Percent polarization"
  END_OBJECT = COLUMN

  OBJECT     = COLUMN
    COLUMN_NUMBER    = 8
    NAME             = "POL_ERROR"
    START_BYTE       = 48
    BYTES            = 4
    DATA_TYPE        = "ASCII_REAL"
    FORMAT           = "F4.2"
    UNIT             = "PERCENT"
    MISSING_CONSTANT = -.99
    DESCRIPTION      = "One sigma uncertainty in the polarization"
  END_OBJECT = COLUMN

  OBJECT     = COLUMN
    COLUMN_NUMBER    = 9
    NAME             = "POSITION_ANGLE"
    START_BYTE       = 53
    BYTES            = 5
    DATA_TYPE        = "ASCII_REAL"
    FORMAT           = "F5.1"
    UNIT             = "DEGREE"
    DESCRIPTION      = "Position angle of the polarization"
  END_OBJECT = COLUMN

  OBJECT     = COLUMN
    COLUMN_NUMBER    = 10
    NAME             = "PA_ERROR"
    START_BYTE       = 59
    BYTES            = 4
    DATA_TYPE        = "ASCII_REAL"
    FORMAT           = "F4.1"
    UNIT             = "DEGREE"
    MISSING_CONSTANT = -9.9
    DESCRIPTION      = "One sigma uncertainty in the position angle"
  END_OBJECT = COLUMN

  OBJECT     = COLUMN
    COLUMN_NUMBER    = 11
    NAME             = "DIAPHRAM"
    START_BYTE       = 64
    BYTES            = 5
    DATA_TYPE        = "ASCII_REAL"
    FORMAT           = "F5.1"
    UNIT             = "ARCSECOND"
    DESCRIPTION      = "Diameter of the observing diaphragm"
  END_OBJECT = COLUMN

  OBJECT     = COLUMN
    COLUMN_NUMBER    = 12
    NAME             = "RHO"
    START_BYTE       = 70
    BYTES            = 2
    DATA_TYPE        = "ASCII_INTEGER"
    FORMAT           = "I2"
    UNIT             = "ARCSECOND"
    MISSING_CONSTANT = -9
    DESCRIPTION      = "Radial offset from the nucleus"
  END_OBJECT = COLUMN

  OBJECT     = COLUMN
    COLUMN_NUMBER    = 13
    NAME             = "THETA"
    START_BYTE       = 73
    BYTES            = 3
    DATA_TYPE        = "ASCII_INTEGER"
    FORMAT           = "I3"
    UNIT             = "DEGREE"
    MISSING_CONSTANT = -99
    DESCRIPTION      = "Position angle of offset rho, measured East from
      North"
  END_OBJECT = COLUMN

  OBJECT     = COLUMN
    COLUMN_NUMBER    = 14
    NAME             = "INTEGRATION_TIME"
    START_BYTE       = 77
    BYTES            = 4
    DATA_TYPE        = "ASCII_INTEGER"
    FORMAT           = "I4"
    UNIT             = "SECOND"
    MISSING_CONSTANT = -999
    DESCRIPTION      = "Total integration time"
  END_OBJECT = COLUMN

  OBJECT     = COLUMN
    COLUMN_NUMBER    = 15
    NAME             = "AIRMASS"
    START_BYTE       = 82
    BYTES            = 5
    DATA_TYPE        = "ASCII_REAL"
    FORMAT           = "F5.3"
    UNIT             = "AIRMASS"
    MISSING_CONSTANT = -.999
    DESCRIPTION      = "Airmass calculated at the midpoint of the 
      observation"
  END_OBJECT = COLUMN