Re: IGS 1A not seen

From: Björn Gimle (
Date: Fri Jun 29 2012 - 13:00:49 UTC

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    The B* (and rate) was around zero while being maintained in orbit.
    If they lost control, we must have a reasonable date guess,
    also for the B* term (same as for 1B ??)
    2012/6/29 Dave Waterman <>:
    > Alexander Repnoy reported not seeing 03009A = 27698 = IGS 1A
    > Using the same elements (epoch 2012117.945) I reasoned that its
    > natural rate of change would be more than the almost zero in the elements.
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