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Gienah

Gienah Corvi, Gienah Ghurab, Gamma Corvi, 4 Corvi

Proper NamesGienah, Gienah Corvi, Gienah Ghurab
Bayer DesignationGamma Corvi
Flamsteed Number4 Corvi
HR (BSC)4662
HD106625
ConstellationCorvus
Right Ascension12h 16m 47s
Declination-17° 38' 46"
Distance154 light years
47 parsecs
MagnitudeApparent: +2.6
Absolute: -0.8
Spectral ClassB8IIIp Blue Giant
Optimum VisibilityApril
NotesThe brightest star in Corvus despite its 'Gamma' designation, Gienah is a rapidly rotating star whose spectrum shows unusual levels of mercury and manganese. This star is often known as 'Gienah Corvi' or 'Gienah Ghurab' to distinguish it from another star sometimes named Gienah in the constellation of Cygnus.

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