PDS_VERSION_ID                = PDS3
RECORD_TYPE                   = FIXED_LENGTH
RECORD_BYTES                  = 174
FILE_RECORDS                  = 116
^INDEX_TABLE                  = "INDEX.TAB"
VOLUME_ID                     = "MGS_0001"
TARGET_NAME                   = "MARS"
MISSION_NAME                  = "MARS GLOBAL SURVEYOR"
MISSION_PHASE_NAME            = "ORBIT INSERTION"
SPACECRAFT_NAME               = "MARS GLOBAL SURVEYOR"
DESCRIPTION                   = "This index file lists information about
   Mars Global Surveyor data products on the MGS Science Sampler volume."

OBJECT                        = INDEX_TABLE
  INTERCHANGE_FORMAT          = ASCII
  ROW_BYTES                   = 174
  ROWS                        = 116
  COLUMNS                     = 8
  INDEX_TYPE                  = SINGLE
  NOT_APPLICABLE_CONSTANT     = -1

  OBJECT                      = COLUMN
    NAME                      = DATA_SET_ID
    DATA_TYPE                 = CHARACTER
    START_BYTE                = 2
    BYTES                     = 34
    DESCRIPTION               = "The data_set_id element provides a unique
      identifier for a Mars Global Surveyor data set."
  END_OBJECT                  = COLUMN

  OBJECT                      = COLUMN
    NAME                      = INSTRUMENT_ID
    DATA_TYPE                 = CHARACTER
    START_BYTE                = 39
    BYTES                     = 6
    DESCRIPTION               = "The instrument_id element provides a unique
      identifier for a Mars Global Surveyor instrument."
  END_OBJECT                  = COLUMN

  OBJECT                      = COLUMN
    NAME                      = PRODUCT_ID
    DATA_TYPE                 = CHARACTER
    START_BYTE                = 48
    BYTES                     = 15
    DESCRIPTION               = "The product_id element provides a unique
      identifier for a Mars Global Surveyor data product."
  END_OBJECT                  = COLUMN

  OBJECT                      = COLUMN
    NAME                      = FILE_SPECIFICATION_NAME
    DATA_TYPE                 = CHARACTER
    START_BYTE                = 66
    BYTES                     = 26
    DESCRIPTION               = "This element provides all information
      needed to identify the location of a file on a data volume,
      including directory (relative to the root directory) and file
      names."
  END_OBJECT                  = COLUMN

  OBJECT                      = COLUMN
    NAME                      = PRODUCT_CREATION_TIME
    DATA_TYPE                 = TIME
    START_BYTE                = 94
    BYTES                     = 24
    DESCRIPTION               = "The date and time that a product was 
      created. Trailing time fields have been filled with zeroes
      in cases where the values are unknown."
  END_OBJECT                  = COLUMN

  OBJECT                      = COLUMN
    NAME                      = ORBIT_NUMBER
    DATA_TYPE                 = ASCII_INTEGER
    START_BYTE                = 119
    BYTES                     = 4
    FORMAT                    = "I4"
    DESCRIPTION               = "The number of the orbit in which
      the data were acquired."
  END_OBJECT                  = COLUMN

  OBJECT                      = COLUMN
    NAME                      = START_TIME
    DATA_TYPE                 = TIME

    START_BYTE                = 124
    BYTES                     = 24
    DESCRIPTION               = "The UTC date and time of the beginning of
       data acquisition for the product, in the format YYYY-DOYTHH:MM:SS.mmm.
       Trailing time fields have been filled with zeroes
       in cases where the values are unknown."
  END_OBJECT                  = COLUMN

  OBJECT                      = COLUMN
    NAME                      = STOP_TIME
    DATA_TYPE                 = TIME
    START_BYTE                = 149
    BYTES                     = 24
    DESCRIPTION               = "The UTC date and time of the end of
       data acquisition for the product, in the format YYYY-DOYTHH:MM:SS.mmm.
       Trailing time fields have been filled with zeroes
       in cases where the values are unknown."
  END_OBJECT                  = COLUMN

END_OBJECT                    = INDEX_TABLE
END