16 Mar
2009
16 Mar
'09
1:05 a.m.
On 15 Mar 2009 at 19:16, John Wright wrote:
That only works if you also back-date the KEPS to the correct set for the date in question, or else the satellite won't be where the tracking software says it is! The sat will be in a considerably different position with keps for a year ( or any other period ) in front.
True for ISS but not a big difference for the other ones at least it fairly matched i have heard about some repetitive orbit sequences?
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