Subject
- magnetic fields4
- stellar evolutionary models4
- two-color diagrams4
- atomic physics3
- earth (planet)3
- occultation3
- catalogs2
- exoplanets2
- hst photometry2
- infrared sources2
- minor planets2
- multiple stars2
- optical observation2
- photographic magnitude2
- stellar flares2
- ultraviolet astronomy2
- astronomy1
- astrophysical masers1
- bl lacertae objects1
- catalogues1