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Subject
- brown dwarfs[remove]42
- photometry25
- infrared photometry20
- stellar spectral types18
- optical astronomy17
- proper motions14
- infrared astronomy12
- spectroscopy12
- trigonometric parallax10
- exoplanets8
- stellar masses7
- surveys7
- t dwarfs7
- radial velocity6
- stellar ages6
- effective temperature5
- multiple stars5
- stellar associations4
- stellar distance4
- absolute magnitude3