[ntp:questions] Re: Effect of Antenna Cable Delay

Hal Murray hmurray at suespammers.org
Sat Sep 27 00:32:57 UTC 2003


>    Well, with GOES, the satellite is geosynchronous, so the distance
>between the satellite and the receiver is constant. The only thing you can't
>correct for is the slight variability in the speed of light over the portion
>of that distance that's through the atmosphere.

How much does the atmospheric delay change?  Is there any way
to correct for that?  (Say by using the outside temperature,
or the time of day.)

How stable is the actual satellite orbital position?  I think
they wander around slighty.  Is that significant for accurate timing?

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