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Subject
- stellar populations[remove]88
- photometry34
- open star clusters29
- optical astronomy22
- spectroscopy18
- galaxies17
- radial velocity14
- infrared photometry11
- proper motions11
- astronomical models9
- magellanic clouds9
- chemical abundances8
- line intensities8
- surveys8
- wide-band photometry8
- effective temperature6
- globular star clusters6
- stellar spectral types6
- milky way galaxy5
- trigonometric parallax4
