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

David Schwartz davids at webmaster.com
Fri Sep 26 17:33:23 UTC 2003

"Tim Shoppa" <shoppa at trailing-edge.com> wrote in message
news:bec993c8.0309260231.424d64d4 at posting.google.com...

> It depends on what satellites you are talking about.  Obviously you are
> talking about GPS birds, but a decade ago GOES satellite clocks were
> common and the situation isn't nearly so automatic there.

> (Sometimes I feel like I'm the last guy who has to deal with GOES
> time receivers...)

    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.


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