B-type star · blue-white star
HR 3022
HR 3022 is a blue-white star in the constellation Puppis 591 ly from Earth. Its surface is about 11,761 K, about 2.0 times the Sun's surface temperature, and it shines at 128× the Sun's brightness. At magnitude 5.9 it is bright enough to see with the naked eye; the light you see left it 591 years ago.
Also catalogued as HD 63215 · HIP 37915
11,761 K
temperature
5.87
apparent magnitude
128× ☉
luminosity vs Sun
B5V
spectral type
Distance & comparison with our Sun
591 years
at light speed from Earth
2.04×
as hot as the Sun
128×
the Sun's light output
-0.42
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.