Alpha Centauri A

Alpha Centauri A is a star of the star system Alpha Centauri. It is approximately 4.40 lightyears from Earth's Solar System. It is also the brightest of the three stars in the star system.

Some facts about Alpha Centauri A

• Parallax: 0.742 arcsecs
• Spectral type: G2 V
• Radial velocity: -25 km/s
• Proper Motion: 3.71 arcsecs/year
• Apparent Visual Magnitude: -.01
• Absolute Visual Magnitude: 4.34
• Luminosity: 1.77 Solar Luminosities

See also:

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