Re: [HearSat-L] What time is it, really?

Will Marchant (
Fri, 04 Jun 1999 14:16:24 -0400

You might consider the "Totally Accurate Clock" kit available from which uses GPS to synch your system clock.  Accurate
to a few microseconds.  You'll also get a good accurate position for
your location which is also a help in predictions.  

"J. Lee Blanton" wrote:
> Hello fellow satellite fans:
> The question of "What time is it?" is very important for making accurate
> satellite observations but isn't very easy to answer.  I've seen ads for
> so-called "atomic clocks" that are available from Radio Shack and elsewhere
> which are synchronized with low frequency time signals.  Many of these
> don't even have a 'seconds' display or can't be set to UTC.  Does anyone
> know of a really good one suitable for satellite observations?  An accuracy
> of 0.1 second or better would be nice.  I'd appreciate any advice.  Thanks.
> Lee
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> J. Lee Blanton                          email:     
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Will Marchant, KC6ROL