B-type star · blue-white star
HD 104900
HD 104900 is a blue-white star in the constellation Crux 347 ly from Earth. Its surface is about 10,570 K, about 1.8 times the Sun's surface temperature, and it shines at 29.70× the Sun's brightness. At magnitude 6.3 it is within reach of 50 mm binoculars; the light you see left it 347 years ago.
Also catalogued as HIP 58901
10,570 K
temperature
6.30
apparent magnitude
29.70× ☉
luminosity vs Sun
B9Vn
spectral type
Distance & comparison with our Sun
347 years
at light speed from Earth
1.83×
as hot as the Sun
29.70×
the Sun's light output
1.17
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.