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Subject
- absolute magnitude1
- accretion4
- active galactic nuclei24
- apparent magnitude1
- astrometry3
- astronomical models3
- astronomical object identification10
- astrophysical masers14
- atomic physics7
- bl lacertae objects6
- bok globules1
- brown dwarfs1
- catalogs30
- ccd photometry1
- chemical abundances6
- co line emission18
- dwarf stars2
- early-type stars2
- eclipsing binary stars2
- effective temperature2