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Subject
- neutron stars[remove]8
- optical astronomy4
- x-ray binary stars4
- gravitational waves3
- photometry3
- infrared photometry2
- wide-band photometry2
- x-ray sources2
- black holes1
- chemical abundances1
- chemically peculiar stars1
- gamma-ray astronomy1
- infrared astronomy1
- m stars1
- pulsars1
- radial velocity1
- sloan photometry1
- spectroscopy1
