B-type star · blue-white star
Cor Caroli
Cor Caroli is a blue-white star in the constellation Canes Venatici 115 ly from Earth. Its surface is about 11,831 K, about 2.0 times the Sun's surface temperature, and it shines at 75.37× the Sun's brightness. At magnitude 2.9 it is bright enough to see with the naked eye; the light you see left it 115 years ago.
Also catalogued as Alpha² CVn · HR 4915 · HD 112413 · HIP 63125
11,831 K
temperature
2.89
apparent magnitude
75.37× ☉
luminosity vs Sun
A0spe...
spectral type
Distance & comparison with our Sun
115 years
at light speed from Earth
2.05×
as hot as the Sun
75.37×
the Sun's light output
0.16
absolute magnitude
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Bright stars in Canes Venatici
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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.