B-type star · blue-white star
64 Ori
64 Ori is a blue-white star in the constellation Orion 718 ly from Earth. Its surface is about 11,523 K, about 2.0 times the Sun's surface temperature, and it shines at 372× the Sun's brightness. At magnitude 5.1 it is bright enough to see with the naked eye; the light you see left it 718 years ago.
Also catalogued as HR 2130 · HD 41040 · HIP 28691
11,523 K
temperature
5.14
apparent magnitude
372× ☉
luminosity vs Sun
B8V
spectral type
Distance & comparison with our Sun
718 years
at light speed from Earth
2.00×
as hot as the Sun
372×
the Sun's light output
-1.57
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.