Alioth

77Eps UMa

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Alioth is a A-type (White) star located in the constellation Ursa Major. It carries the designation 77Eps UMa.

Located approximately 82.5 light-years from Earth, Alioth resides within the broader disk of our Milky Way galaxy.

Alioth is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.

Alioth has an apparent magnitude of +1.76, 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 -0.022.

Physikalische Eigenschaften

Spektralklasse A Class A — A-type (White)
Farbindex (B−V) -0,022

Beobachtung

Scheinbare Helligkeit +1.76
Absolute Helligkeit -0,26
Entfernung 82.5 ly
Sternbild Ursa Major

Position

Rektaszension 12h 54,03m
Deklination 55° 57,59′

Frequently Asked Questions

What type of star is Alioth?
Alioth is a Class A — A-type (White) star.
How far is Alioth from Earth?
Alioth is approximately 82.6 light-years from Earth.
Can you see Alioth with the naked eye?
With an apparent magnitude of 1.76, Alioth is visible to the naked eye.
What constellation is Alioth in?
Alioth is located in the constellation Ursa Major.