Thanks All for the hints and help! KR
> On Dec 31, 2019, at 9:37 AM, Gregory Beat via time-nuts > <time-nuts@lists.febo.com> wrote: > > Kevin - > > Welcome to spherical geometry. > Take a globe of the earth and a ball of string or yarn ... > and you can create the physical re-creation to “see” how the hole is created. > == > The American GPS constellation consists of 24 satellites in 6 orbital planes > with an orbital inclination of 55 degrees (20,180 km or 12,540 miles), MEO > (Medium Earth Orbit). This would create the ~30° “hole” that you observe on > the Lady Heather plots from your location. > Glonass (Russian) constellation uses a 64° inclination. > > Satellite constellations (Wikipedia) > https://en.wikipedia.org/wiki/Satellite_constellation > > greg > === > Date: Mon, 30 Dec 2019 11:02:22 -0800 > From: Kevin Rowett <ke...@rowett.org> > To: <time-nuts@lists.febo.com> > Subject: Re: [time-nuts] Chinese NTP Time server > > I’ve looked at plots posted from many places in NA. > They all show the same characteristic. A large hole of coverage +-30 of > north. > > I have mine connected to a very good antenna, with a clear view of the sky, > and experience the same lack of coverage. I had at first attributed it to > poor antenna coverage, tried several antenna, then started looking online, > and found others showed the same lack of coverage. > > The quest goes on. > KR > === > Looking at the Sat plot in the lower right of the screen shot (sat position > versus SS), what causes, or contributes to the shading +-30 degrees? > > Thanks. > KR > _______________________________________________ > time-nuts mailing list -- time-nuts@lists.febo.com > To unsubscribe, go to > http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com > and follow the instructions there. _______________________________________________ time-nuts mailing list -- time-nuts@lists.febo.com To unsubscribe, go to http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com and follow the instructions there.