Main Page | See live article | Alphabetical index Beta Centauri - Star, also called Hadar, approximately 525 light years from Earth's Solar System. Some facts about Beta Centauri Apparent Visual Brightness (Sirius A = 1): 0.151 Spectral type: B1 II Radial velocity: -12 km/s Proper Motion: 0.042 arcsecs/year Apparent Visual Magnitude: 0.61 Absolute Visual Magnitude: -5.42 Luminosity: 8.6e4 Solar Luminosities This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.