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Subject
- population ii stars[remove]97
- chemical abundances58
- photometry28
- chemically peculiar stars23
- radial velocity23
- globular star clusters21
- line intensities17
- variable stars14
- optical astronomy13
- giant stars12
- spectroscopy10
- effective temperature8
- infrared photometry8
- metallicity7
- carbon stars6
- wide-band photometry6
- galaxies5
- surveys5
- halo stars4
- milky way galaxy4