Gienah

4Gam Crv

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Gienah is a B-type (Blue-White) star. It carries the designation 4Gam Crv.

Located approximately 153.6 light-years from Earth, Gienah resides within the broader disk of our Milky Way galaxy.

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

At an apparent magnitude of +2.58, Gienah 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 -0.107.

物理的特性

スペクトル型 B Class B — B-type (Blue-White)
色指数 (B−V) -0.107

観測

見かけの等級 +2.58
絶対等級 -0.78
距離 154 ly

位置

赤経 12h 15.81m
赤緯 -17° 32.52′

Frequently Asked Questions

What type of star is Gienah?
Gienah is a Class B — B-type (Blue-White) star.
How far is Gienah from Earth?
Gienah is approximately 153.6 light-years from Earth.
Can you see Gienah with the naked eye?
With an apparent magnitude of 2.58, Gienah is visible to the naked eye.