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Spectral TypeF5 Ib
Temperature6,350 K
F5 Ib TypeConstellation: Perseus

Mirfak

Alpha Persei

Mirfak is the brightest star in Perseus and a yellow-white supergiant.

Distance
590 ly
Light Years from Earth
Age
50 million years
Estimated
Mass
7 M☉
Relative to Sun
Radius
62 R☉
Relative to Sun
Surface Temp
6,350 K
Effective Temp
Luminosity
5,000 L☉
Total Energy Output

Astrophysical Data

Apparent Magnitude1.79
Absolute Magnitude-4.00
Spectral ClassificationF5 Ib

Size Comparison

Sun (1 R☉)
Mirfak (62 R☉)
Scale adjusted for visibility