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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Today’s the Spring Equinox
From: Paul Hirose
Date: 2019 Apr 6, 21:48 -0700
From: Paul Hirose
Date: 2019 Apr 6, 21:48 -0700
On 2019-04-05 8:46, David Shoemaker wrote: > That is interesting. I got my data from https://ssd.jpl.nasa.gov/horizons.cgi - where did you get your data ? It seems to be more precise, I used my own software — either the demonstration program for the SofaJpl astronomy DLL for Windows or the Lunar program. I can't remember which one. Since SofaJpl is the computational heart of Lunar, the results would be identical in either case.
