Celestia Forums

Selden,

Thanks. This is very helpful.

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Hello, Couple of quick questions here. In the Hipparcos and Tycho catalogs, RA is listed in HMS and DEC is in DMS (a point the supporting documentation recognizes as being computationally inconvenient). The obvious conversion from HMS to DMS involves converting HMS to "decimal hours" and then multip...

Hello, I'm interested in using the data in the both the default Celestia stars.dat and the extended stars list (http://celestiamotherlode.net/creators/p_hartmann/starsdb2.1C_1.4.0.zip) for a little project. Unfortunately I can't seem to find a document describing how the file is organized so I can p...