Calibration Access and Data Handbook

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Time coordinate system (TIMCOORD)

Several calibration entities are time dependent, i.e., change on a time-scale given by the typical duration of an observation ($\sim$ksecs). Each corresponding CAL subroutine receives a time argument which specifies a point in time represented as ellapsed number of seconds since the fixed mission reference time
1998-01-01T00:00:00.00 TT = 1997-12-31T23:58.56.816 UTC

Michael Smith 2011-09-20