PDS_VERSION_ID                   = PDS3
RECORD_TYPE                      = FIXED_LENGTH
RECORD_BYTES                     = 136
FILE_RECORDS                     = 99
^TABLE                           = "ORBITSUM.TAB"
MISSION_NAME                     = "MARS GLOBAL SURVEYOR"
MISSION_PHASE_NAME               = "ORBIT INSERTION"
TARGET_NAME                      = "MARS"
PRODUCT_RELEASE_DATE             = 1998-06-26
PRODUCER_INSTITUTION_NAME        = "JET PROPULSION LABORATORY"
PRODUCER_ID                      = "NAIF"

OBJECT                           = TABLE
ROWS                             = 99
COLUMNS                          = 10
ROW_BYTES                        = 136
INTERCHANGE_FORMAT               = ASCII
DESCRIPTION                      = "This table contains information
   about the location of the Mars Global Surveyor spacecraft in
   each orbit."

  OBJECT                         = COLUMN
    NAME                         = "ORBIT_NUMBER"
    DATA_TYPE                    = ASCII_INTEGER
    START_BYTE                   = 1
    BYTES                        = 4
    FORMAT                       = "I4"
    DESCRIPTION                  = "Spacecraft orbit number. The 
       orbit number changes at periapsis."
  END_OBJECT                     = COLUMN
  
    OBJECT                       = COLUMN
    NAME                         = "UTC_PERIAPSIS"
    DATA_TYPE                    = CHARACTER
    START_BYTE                   = 7
    BYTES                        = 20
    DESCRIPTION                  = "UTC time at periapsis."
  END_OBJECT                     = COLUMN

  OBJECT                         = COLUMN
    NAME                         = "SCLK_PERIAPSIS"
    DATA_TYPE                    = CHARACTER
    START_BYTE                   = 29
    BYTES                        = 16
    DESCRIPTION                  = "Spacecraft clock count at
       periapsis. The clock count has the format p/ssssssssss.xxx,
       where ssssssssss is the number of seconds since the last
       clock reset, xxx is 1/256th of a second counter, and p is
       the partition number, the number of clock resets that have
       occurred. No clock resets had occurred at the time of the
       assessment orbits, so the partition number in this file
       is always 1."
  END_OBJECT                     = COLUMN

  OBJECT                         = COLUMN
    NAME                         = "UTC_APOAPSIS"
    DATA_TYPE                    = CHARACTER
    START_BYTE                   = 51
    BYTES                        = 20
    DESCRIPTION                  = "UTC time at apoapsis."
  END_OBJECT                     = COLUMN

  OBJECT                         = COLUMN
    NAME                         = "SUBSOLAR_LONGITUDE"
    DATA_TYPE                    = ASCII_REAL
    START_BYTE                   = 75
    BYTES                        = 7
    FORMAT                       = "F7.2"
    UNIT                         = "DEGREE"
    DESCRIPTION                  = "Mars planetocentric subsolar 
       longitude at periapsis."
  END_OBJECT                     = COLUMN

  OBJECT                         = COLUMN
    NAME                         = "SUBSOLAR_LATITUDE"
    DATA_TYPE                    = ASCII_REAL
    START_BYTE                   = 84
    BYTES                        = 7
    FORMAT                       = "F7.2"
    UNIT                         = "DEGREE"
    DESCRIPTION                  = "Mars planetocentric subsolar
       latitude at periapsis."
  END_OBJECT                     = COLUMN

  OBJECT                         = COLUMN
    NAME                         = "SPACECRAFT_LONGITUDE"
    DATA_TYPE                    = ASCII_REAL
    START_BYTE                   = 93
    BYTES                        = 7
    FORMAT                       = "F7.2"
    UNIT                         = "DEGREE"
    DESCRIPTION                  = "Mars planetocentric longitude of
       the sub-spacecraft point at periapsis."
  END_OBJECT                     = COLUMN

  OBJECT                         = COLUMN
    NAME                         = "SPACECRAFT_LATITUDE"
    DATA_TYPE                    = ASCII_REAL
    START_BYTE                   = 102
    BYTES                        = 7
    FORMAT                       = "F7.2"
    UNIT                         = "DEGREE"
    DESCRIPTION                  = "Mars planetocentric latitude of
       the sub-spacecraft point at periapsis."
  END_OBJECT                     = COLUMN

  OBJECT                         = COLUMN
    NAME                         = "SPACECRAFT_ALTITUDE"
    DATA_TYPE                    = ASCII_REAL
    START_BYTE                   = 111
    BYTES                        = 10
    FORMAT                       = "F10.2"
    UNIT                         = "KM"
    DESCRIPTION                  = "Spacecraft altitude at periapsis."
  END_OBJECT                     = COLUMN

  OBJECT                         = COLUMN
    NAME                         = "SOLAR_DISTANCE"
    DATA_TYPE                    = ASCII_REAL
    START_BYTE                   = 123
    BYTES                        = 12
    FORMAT                       = "F12.1"
    UNIT                         = "KM"
    DESCRIPTION                  = "Distance from spacecraft to sun
       at periapsis."
  END_OBJECT               = COLUMN

END_OBJECT                 = TABLE

END