B-type star · blue-white star
Gienah
Gienah is a blue-white star in the constellation Corvus 154 ly from Earth. Its surface is about 11,692 K, about 2.0 times the Sun's surface temperature, and it shines at 179× the Sun's brightness. At magnitude 2.6 it is bright enough to see with the naked eye; the light you see left it 154 years ago.
Also catalogued as Gamma Crv · HR 4662 · HD 106625 · HIP 59803
11,692 K
temperature
2.58
apparent magnitude
179× ☉
luminosity vs Sun
B8III
spectral type
Distance & comparison with our Sun
154 years
at light speed from Earth
2.03×
as hot as the Sun
179×
the Sun's light output
-0.79
absolute magnitude
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VISIBLE TO THE NAKED EYE
Star data from the HYG database v4.2 (Astronexus, CC BY-SA 4.0). Temperature and colour computed by gravityfinder from the B-V colour index; the illustration is generated from that temperature, not a photograph.