B-type star · blue-white star
HR 2589
HR 2589 is a blue-white star in the constellation Monoceros 454 ly from Earth. Its surface is about 11,327 K, about 2.0 times the Sun's surface temperature, and it shines at 73.72× the Sun's brightness. At magnitude 5.9 it is bright enough to see with the naked eye; the light you see left it 454 years ago.
Also catalogued as HD 51104 · HIP 33372
11,327 K
temperature
5.90
apparent magnitude
73.72× ☉
luminosity vs Sun
B8Vn
spectral type
Distance & comparison with our Sun
454 years
at light speed from Earth
1.96×
as hot as the Sun
73.72×
the Sun's light output
0.18
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.