Mirfak

33Alp Per

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Mirfak radiates with an absolute magnitude of −4.17, far outshining the Sun in intrinsic terms and holding its brilliance across roughly 506 light-years. It is Alpha Persei, the brightest star of the constellation Perseus, and a yellow-white F-type star with a B–V colour index of 0.481. The star appears at magnitude 1.79. A northern declination of +49° makes Mirfak circumpolar from much of the northern hemisphere, where it sits amid a loose gathering of stars that trace the figure of Perseus high in the autumn and winter sky.

คุณสมบัติทางกายภาพ

ประเภทสเปกตรัม F Class F — F-type (Yellow-White)
ดัชนีสี (B−V) 0.481

การสังเกต

โชติมาตรปรากฏ +1.79
โชติมาตรสัมบูรณ์ -4.17
ระยะทาง 506 ly
กลุ่มดาว Perseus

ตำแหน่ง

ไรต์แอสเซนชัน 3h 24.32m
เดคลิเนชัน 49° 51.67′

Frequently Asked Questions

What type of star is Mirfak?
Mirfak is a Class F — F-type (Yellow-White) star.
How far is Mirfak from Earth?
Mirfak is approximately 506.4 light-years from Earth.
Can you see Mirfak with the naked eye?
With an apparent magnitude of 1.79, Mirfak is visible to the naked eye.
What constellation is Mirfak in?
Mirfak is located in the constellation Perseus.