B-type star · blue-white star
31 Cam
31 Cam is a blue-white star in the constellation Camelopardalis 469 ly from Earth. Its surface is about 10,002 K, about 1.7 times the Sun's surface temperature, and it shines at 150× the Sun's brightness. At magnitude 5.2 it is bright enough to see with the naked eye; the light you see left it 469 years ago.
Also catalogued as HR 2027 · HD 39220 · HIP 27971
10,002 K
temperature
5.20
apparent magnitude
150× ☉
luminosity vs Sun
A2V
spectral type
Distance & comparison with our Sun
469 years
at light speed from Earth
1.73×
as hot as the Sun
150×
the Sun's light output
-0.59
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.