Ахернар

Alp Eri

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Ахернар is a B-type (Blue-White) star. It carries the designation Alp Eri.

Located approximately 139.4 light-years from Earth, Ахернар resides within the broader disk of our Milky Way galaxy.

Ахернар is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.

Ахернар has an apparent magnitude of +0.45, making it a bright and prominent star that is readily visible to the naked eye. It is one of the more conspicuous stars in its region of the sky. Observers will note its blue hue, which corresponds to a B-V color index of -0.158.

Физические свойства

Спектральный класс B Class B — B-type (Blue-White)
Показатель цвета (B−V) -0,158

Наблюдение

Видимая звёздная величина +0.45
Абсолютная звёздная величина -2,70
Расстояние 139 ly

Положение

Прямое восхождение 1h 37,71m
Склонение -57° 14,21′

Frequently Asked Questions

What type of star is Ахернар?
Ахернар is a Class B — B-type (Blue-White) star.
How far is Ахернар from Earth?
Ахернар is approximately 139.4 light-years from Earth.
Can you see Ахернар with the naked eye?
With an apparent magnitude of 0.45, Ахернар is visible to the naked eye.