Alcyone

25Eta Tau

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Alcyone is a B-type (Blue-White) star located in the constellation Taurus. It carries the designation 25Eta Tau.

Located approximately 403.2 light-years from Earth, Alcyone resides within the broader disk of our Milky Way galaxy.

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

At an apparent magnitude of +2.85, Alcyone is visible to the naked eye under reasonably clear skies. It may require dark-sky conditions to be seen comfortably in areas with significant light pollution. Observers will note its blue hue, which corresponds to a B-V color index of -0.086.

Propriedades físicas

Classe Espectral B Class B — B-type (Blue-White)
Índice de cor (B−V) -0,086

Observação

Magnitude Aparente +2.85
Magnitude Absoluta -2,61
Distância 403 ly
Constelação Taurus

Posição

Ascensão reta 3h 47,48m
Declinação 24° 6,31′

Frequently Asked Questions

What type of star is Alcyone?
Alcyone is a Class B — B-type (Blue-White) star.
How far is Alcyone from Earth?
Alcyone is approximately 403.2 light-years from Earth.
Can you see Alcyone with the naked eye?
With an apparent magnitude of 2.85, Alcyone is visible to the naked eye.
What constellation is Alcyone in?
Alcyone is located in the constellation Taurus.