B-type star · blue-white star
HR 4576
HR 4576 is a blue-white star in the constellation Crux 762 ly from Earth. Its surface is about 10,971 K, about 1.9 times the Sun's surface temperature, and it shines at 317× the Sun's brightness. At magnitude 5.4 it is bright enough to see with the naked eye; the light you see left it 762 years ago.
Also catalogued as HD 103961 · HIP 58379
10,971 K
temperature
5.44
apparent magnitude
317× ☉
luminosity vs Sun
B8III
spectral type
Distance & comparison with our Sun
762 years
at light speed from Earth
1.90×
as hot as the Sun
317×
the Sun's light output
-1.40
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.