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Alpha Centauri B
Alpha Centauri B (also Rigel Kentaurus B — the foot of the centaur in Arabic) is a star of the Alpha Centauri star system.
It is approximately 4.40 light years from Earth's Solar System.
Some facts about Alpha Centauri B
- Parallax: 0.742 arcsecs
- Spectral type: KO-1 V
- Radial velocity: -21 km/s
- Proper Motion: 3.724 arcsecs/year
- Apparent Visual Magnitude: 1.35
- Absolute Visual Magnitude: 5.70
- Luminosity: 0.55 Solar Luminosities
See also:
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