Hi Mark,
If we are being this careful, I wonder if you should use a SIDEREAL day of
averaging - 236 seconds short of a solar day ?
TTFN,
Peter Vince (G8ZZR, London, England)
On Thu Sep 3 19:40 , Mark Sims <[email protected]> sent:
>...
> The next version of Lady Heather will have a very precise self-survey routine.
> It takes data for 48 hours (which has 24 overlapping 24 hour intervals) and
> statistically processes it to get a very precise location. Typically the
> error
> is around 1 foot lat/lon, 1 meter altitude (there he goes, mixing measurement
> systems again). With good antennas in good locations it can get to under 4
> inches
> of error. Poor antennas in bad locations might be 2 feet off.
>
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