Subject
- spectrum4
- stellar distance4
- asteroids3
- astrometric-microlensing-effect3
- brown-dwarfs3
- ccd photometry3
- effective temperature3
- finding lists3
- hertzsprung-russell-diagram3
- hubble3
- luminosity-function3
- markarian galaxies3
- meridian circles3
- metallicity3
- narrow band photometry3
- planetary nebulae3
- proper-motions3
- solar-neighborhood3
- astrometric-binary-stars2
- astronomical databases2
