OBJECT = COLUMN
  COLUMN_NUMBER = 1
  NAME = SC_RECV_TIME
  DATA_TYPE = MSB_UNSIGNED_INTEGER
  BYTES = 8
  START_BYTE = 1
  DESCRIPTION = "
  The time this packet was received by the spacecraft, in ticks (256 per 
second).
  "
END_OBJECT = COLUMN

OBJECT = COLUMN
  COLUMN_NUMBER = 2
  NAME = SC_EV_TIME
  DATA_TYPE = MSB_UNSIGNED_INTEGER
  BYTES = 8
  START_BYTE = 9
  DESCRIPTION = "
  Spacecraft time at the middle of the pixel, in ticks.
  "
END_OBJECT = COLUMN

OBJECT = COLUMN
  COLUMN_NUMBER = 3
  NAME = CEB_TIME
  DATA_TYPE = MSB_UNSIGNED_INTEGER
  BYTES = 8
  START_BYTE = 17    
  UNIT = MILLISECOND
  DESCRIPTION = "
  Clock count from the GRS Common Electronics Box at the beginning of the 
pixel.
  "
END_OBJECT = COLUMN

OBJECT = COLUMN
  COLUMN_NUMBER = 4
  NAME = UTC
  DATA_TYPE = CHARACTER
  BYTES = 23
  START_BYTE = 25
  DESCRIPTION = "
  SC_EV_TIME converted to UTC, stored as yyyy-mm-ddThh:mm:ss.sss.
  "
END_OBJECT = COLUMN

OBJECT = COLUMN
  COLUMN_NUMBER = 5
  NAME = GRS_PIXEL_NUMBER
  DATA_TYPE = MSB_UNSIGNED_INTEGER
  BYTES = 4
  START_BYTE = 48    
  INVALID_CONSTANT = 0
  DESCRIPTION = "
  Sequential counter of accumulation intervals, starts with one as grs 
orbit begins. Special case on reboot when the the CEB is in orbit 0, 
pixel 0.
  "
END_OBJECT = COLUMN

OBJECT = COLUMN
  COLUMN_NUMBER = 6
  NAME = GRS_ORBIT_NUMBER
  DATA_TYPE = MSB_UNSIGNED_INTEGER
  BYTES = 4
  START_BYTE = 52    
  INVALID_CONSTANT = 0
  DESCRIPTION = "
  Sequential counter of orbits from GRS CEB boot.
  "
END_OBJECT = COLUMN

OBJECT = COLUMN
  COLUMN_NUMBER = 7
  NAME = ODY_ORBIT_NUMBER
  DATA_TYPE = MSB_UNSIGNED_INTEGER
  BYTES = 4
  START_BYTE = 56    
  INVALID_CONSTANT = 0
  DESCRIPTION = "
  Orbit number common to all instruments aboard Odyssey. This orbit 
number is incremented by one as the spacecraft passes through the 
orbital descending node.
  "
END_OBJECT = COLUMN

OBJECT = COLUMN
  COLUMN_NUMBER = 8
  NAME = BAD_CODE
  DATA_TYPE = MSB_UNSIGNED_INTEGER
  BYTES = 4
  START_BYTE = 60
  DESCRIPTION = "
  If non-zero, the data has been flagged bad. Definitions in 
bad_code.txt.
  "
END_OBJECT = COLUMN

OBJECT = COLUMN
  COLUMN_NUMBER = 9
  NAME = COUNTER
  DATA_TYPE = MSB_UNSIGNED_INTEGER
  BYTES = 1
  START_BYTE = 64
  DESCRIPTION = "
  The packet counter from the pulser packet, values from 0 to 15.
  "
END_OBJECT = COLUMN

OBJECT = COLUMN
  COLUMN_NUMBER = 10
  NAME = FIRST_CHAN
  DATA_TYPE = MSB_UNSIGNED_INTEGER
  BYTES = 2
  START_BYTE = 65
  DESCRIPTION = "
  Starting channel of first 500-channel wide spectrum.
  "
END_OBJECT = COLUMN

OBJECT = COLUMN
  COLUMN_NUMBER = 11
  NAME = MID_CHAN
  DATA_TYPE = MSB_UNSIGNED_INTEGER
  BYTES = 2
  START_BYTE = 67
  DESCRIPTION = "
  Starting channel of second 500-channel wide spectrum.
  "
END_OBJECT = COLUMN

OBJECT = COLUMN
  COLUMN_NUMBER = 12
  NAME = LAST_CHAN
  DATA_TYPE = MSB_UNSIGNED_INTEGER
  BYTES = 2
  START_BYTE = 69
  DESCRIPTION = "
  Starting channel of third 500-channel wide spectrum.
  "
END_OBJECT = COLUMN

OBJECT = COLUMN
  COLUMN_NUMBER = 13
  NAME = SPECTRUM
  DATA_TYPE = MSB_UNSIGNED_INTEGER
  BYTES = 1500
  START_BYTE = 71    
  ITEMS = 1500    
  ITEM_BYTES = 1
  DESCRIPTION = "
  Pulser Spectrum.
  "
END_OBJECT = COLUMN