NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Algorithm for star ephemerides?
From: John Simmonds
Date: 2001 Apr 17, 4:13 AM
From: John Simmonds
Date: 2001 Apr 17, 4:13 AM
Get your hands on a copy of 'Astronomical Formulae for Calculators' by Jean Meeus. Excellent book and has it just about all John At 21:10 16/04/2001 -0700, Yves Arrouye wrote: >Thanks Bill. I already had a calculation for GHA Aries, which is why I was >asking for the SHA of stars. How long is the Almanac's data valid for? >Even w/o it, it seems to me that at this point, if I could get my hands on >some FK5 catalog data, I would be in business after looking at the NOVAS >code. But all my searches on FK5 don't get me what I want :( Damn Internet >;-). So I keep looking... > >Another dumb question: how do I get from the name of a star to its # in a >catalog like the one Ed Falk mentions? > >Thanks, >YA
