The Hipparcos-Tycho Catalogs are the primary stellar databases used to display information by TheSkyX for stars to about 12th magnitude and brighter.
TheSkyX also cross-references stars from the following catalogs.
Bayer/Flamsteed Designations
Smithsonian Astrophysical Observatory Catalog (SAO)
Positions and Proper Motion Catalog (PPM)
Henry Draper Catalog (HD)
|
Star Catalog Name |
Details/Object Count |
|
1.2 million stars, complete to 12th magnitude |
|
|
Hubble Guide Star Catalog (GSC) Version 1.2 |
19 million stars, complete to about 14th magnitude |
|
General Catalog of Variable Stars (GCVS) |
40,214 variable stars |
|
New Suspected Variable Star Catalog (NSV) |
13,490 suspected variable stars |
|
Struve Double Star Catalog |
4,307 double stars |
|
102,139 double stars |