B-type star · blue-white star
HR 4022
HR 4022 is a blue-white star in the constellation Carina 956 ly from Earth. Its surface is about 11,761 K, about 2.0 times the Sun's surface temperature, and it shines at 202× the Sun's brightness. At magnitude 6.4 it is within reach of 50 mm binoculars; the light you see left it 956 years ago.
Also catalogued as HD 88907 · HIP 50067
11,761 K
temperature
6.42
apparent magnitude
202× ☉
luminosity vs Sun
B2V
spectral type
Distance & comparison with our Sun
956 years
at light speed from Earth
2.04×
as hot as the Sun
202×
the Sun's light output
-0.92
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.