Alpha Centauri B

Some facts about Alpha Centauri B

• Parallax: 0.742 arcsecs
• Spectral type: K0-1 V
• Radial velocity: -21 km/s
• Proper Motion: 3.724 arcsecs/year
• Apparent Visual Magnitude: 1.35
• Absolute Visual Magnitude: 5.70
• Luminosity: 0.5 Solar Luminosities
• Diameter: 0.865 times that of the Sun
• Angular diameter: 6.002 milliarcseconds

See also

• Alpha Centauri, Alpha Centauri A, Proxima Centauri
• List of nearest stars

References

• A Family Portrait of the Alpha Centauri System, March 21, 2003.

External links

• Alpha Centauri system

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