A-type star · white star
HR 4043
HR 4043 is a white star in the constellation Carina 266 ly from Earth. Its surface is about 8,210 K, about 1.4 times the Sun's surface temperature, and it shines at 18.90× the Sun's brightness. At magnitude 6.2 it is within reach of 50 mm binoculars; the light you see left it 266 years ago.
Also catalogued as HD 89263 · HIP 50287
8,210 K
temperature
6.22
apparent magnitude
18.90× ☉
luminosity vs Sun
A5V
spectral type
Distance & comparison with our Sun
266 years
at light speed from Earth
1.42×
as hot as the Sun
18.90×
the Sun's light output
1.66
absolute magnitude
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BINOCULARS NEEDED
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.