B-type star · blue-white star
HR 4732
HR 4732 is a blue-white star in the constellation Centaurus 448 ly from Earth. Its surface is about 12,312 K, about 2.1 times the Sun's surface temperature, and it shines at 194× the Sun's brightness. At magnitude 4.8 it is bright enough to see with the naked eye; the light you see left it 448 years ago.
Also catalogued as HD 108257 · HIP 60710
12,312 K
temperature
4.82
apparent magnitude
194× ☉
luminosity vs Sun
B3Vn
spectral type
Distance & comparison with our Sun
448 years
at light speed from Earth
2.13×
as hot as the Sun
194×
the Sun's light output
-0.87
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.