Spectral TypeG8 III
Temperature5,700 K
G8 III TypeConstellation: Auriga
Capella
Alpha Aurigae
Capella is a bright giant system and the brightest star in Auriga.
Distance
42.9 ly
Light Years from Earth
Age
590 million years
Estimated
Mass
2.6 M☉
Relative to Sun
Radius
12.2 R☉
Relative to Sun
Surface Temp
5,700 K
Effective Temp
Luminosity
78.7 L☉
Total Energy Output
Astrophysical Data
Apparent Magnitude0.08
Absolute Magnitude-0.48
Spectral ClassificationG8 III