A-type star · white star
HR 3863
HR 3863 is a white star in the constellation Carina 237 ly from Earth. Its surface is about 8,202 K, about 1.4 times the Sun's surface temperature, and it shines at 34.80× the Sun's brightness. At magnitude 5.3 it is bright enough to see with the naked eye; the light you see left it 237 years ago.
Also catalogued as HD 84121 · HIP 47479
8,202 K
temperature
5.30
apparent magnitude
34.80× ☉
luminosity vs Sun
A3IV
spectral type
Distance & comparison with our Sun
237 years
at light speed from Earth
1.42×
as hot as the Sun
34.80×
the Sun's light output
1.00
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.