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Subject
- halo stars[remove]71
- chemical abundances43
- optical astronomy28
- photometry24
- radial velocity22
- chemically peculiar stars19
- milky way galaxy19
- line intensities18
- metallicity16
- giant stars13
- spectroscopy13
- sloan photometry10
- stellar distance7
- variable stars7
- wide-band photometry7
- effective temperature6
- proper motions6
- surveys5
- galaxies4
- population ii stars4