B-type star · blue-white star
HR 3658
HR 3658 is a blue-white star in the constellation Vela 994 ly from Earth. Its surface is about 14,035 K, about 2.4 times the Sun's surface temperature, and it shines at 395× the Sun's brightness. At magnitude 5.8 it is bright enough to see with the naked eye; the light you see left it 994 years ago.
Also catalogued as HD 79275 · HIP 45122
14,035 K
temperature
5.78
apparent magnitude
395× ☉
luminosity vs Sun
B2IV-V
spectral type
Distance & comparison with our Sun
994 years
at light speed from Earth
2.43×
as hot as the Sun
395×
the Sun's light output
-1.64
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.