B-type star · blue-white star
HR 1806
HR 1806 is a blue-white star in the constellation Orion 666 ly from Earth. Its surface is about 10,752 K, about 1.9 times the Sun's surface temperature, and it shines at 116× the Sun's brightness. At magnitude 6.2 it is within reach of 50 mm binoculars; the light you see left it 666 years ago.
Also catalogued as HD 35640 · HIP 25401
10,752 K
temperature
6.24
apparent magnitude
116× ☉
luminosity vs Sun
B9.5Vn
spectral type
Distance & comparison with our Sun
666 years
at light speed from Earth
1.86×
as hot as the Sun
116×
the Sun's light output
-0.31
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.