B-type star · blue-white star
HR 3571
HR 3571 is a blue-white star in the constellation Carina 320 ly from Earth. Its surface is about 11,641 K, about 2.0 times the Sun's surface temperature, and it shines at 244× the Sun's brightness. At magnitude 3.8 it is bright enough to see with the naked eye; the light you see left it 320 years ago.
Also catalogued as HD 76728 · HIP 43783
11,641 K
temperature
3.84
apparent magnitude
244× ☉
luminosity vs Sun
B8III
spectral type
Distance & comparison with our Sun
320 years
at light speed from Earth
2.02×
as hot as the Sun
244×
the Sun's light output
-1.12
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.