--- On Tue, 24/2/09, David McMillan <skyefire@skyefire.org> wrote: > From: David McMillan <skyefire@skyefire.org> > Subject: Re: Geo sat's to internal power = time for them to go into shadow > Hmmm.... we're still a good 24 days or so from the > Vernal Equinox, so does that mean that this period lasts > around 48 days? Or am I oversimplifying the matter? A quick check shows Astra 1K a typical stable geosat serving Europe will go into eclipse for varying periods ( 15 to 70 minutes ) over the next 44 days. > > If my quick-and-dirty mental sketch is correct, there > would be a similar period bracketing the Autumnal Equinox, > correct? Thats right. John ------------------------------------------------------------------------- Subscribe/Unsubscribe info, Frequently Asked Questions, SeeSat-L archive: http://www.satobs.org/seesat/seesatindex.html
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