B-type star · blue-white star
HR 2746
HR 2746 is a blue-white star in the constellation Puppis 184 ly from Earth. Its surface is about 10,163 K, about 1.8 times the Sun's surface temperature, and it shines at 31.36× the Sun's brightness. At magnitude 4.9 it is bright enough to see with the naked eye; the light you see left it 184 years ago.
Also catalogued as HD 56022 · HIP 34899
10,163 K
temperature
4.87
apparent magnitude
31.36× ☉
luminosity vs Sun
Ap
spectral type
Distance & comparison with our Sun
184 years
at light speed from Earth
1.76×
as hot as the Sun
31.36×
the Sun's light output
1.11
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.