B-type star · blue-white star
HR 71
HR 71 is a blue-white star in the constellation Andromeda 544 ly from Earth. Its surface is about 10,303 K, about 1.8 times the Sun's surface temperature, and it shines at 108× the Sun's brightness. At magnitude 5.9 it is bright enough to see with the naked eye; the light you see left it 544 years ago.
Also catalogued as HD 1439 · HIP 1493
10,303 K
temperature
5.88
apparent magnitude
108× ☉
luminosity vs Sun
A0IV
spectral type
Distance & comparison with our Sun
544 years
at light speed from Earth
1.78×
as hot as the Sun
108×
the Sun's light output
-0.23
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.