Yes, if you are at 55 degrees (N or S) you have satellites at most straight on your head and I think you must start facing just south, say, at 70 degrees and beyond. I'm in Italy at 45 degrees north (JN55BK QTH locator) so no such a problem. 73's de IW2DMO
On Mon, Sep 12, 2011 at 8:29 PM, Chris Albertson <albertson.ch...@gmail.com>wrote: > On Mon, Sep 12, 2011 at 11:13 AM, David J Taylor > <david-tay...@blueyonder.co.uk> wrote: > >> South? Are you sure? GPS SVs aren't TV broadcast satellites... > > > > Particularly if you are at a more northerly latitude, if you need to > choose > > one aspect or the other, the southern aspect may provide better coverage. > > I assumed the OP lived in the Northern Hemisphere and above about 30 > degrees latitude. If I assumed correctly South is the direction to > face. The GPS sats are in a (from memory) 60 degree inclined orbit > so the North sky is not as well covered. The higher North you are the > more you want to face south. If you are above 60 degrees no sats will > be north of you. Even in the Southern USA you find there are no sats > that go to near the north horizon but to the South they remain visible > until blocked by the horizon. A mirror image of this applies in the > So. Hemisphere. > > Maybe a better way to visualize this is to think that the Earth is > covered with a huge shell from 60 deg. S. to 60 deg. N. with large > "holes" over both poles. Given a choice of only one place to look > don't aim the antenna at a hole. > > > > Chris Albertson > Redondo Beach, California > > _______________________________________________ > time-nuts mailing list -- time-nuts@febo.com > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.