B-type star · blue-white star
46 Eri
46 Eri is a blue-white star in the constellation Eridanus 828 ly from Earth. Its surface is about 12,066 K, about 2.1 times the Sun's surface temperature, and it shines at 292× the Sun's brightness. At magnitude 5.7 it is bright enough to see with the naked eye; the light you see left it 828 years ago.
Also catalogued as HR 1449 · HD 29009 · HIP 21278
12,066 K
temperature
5.71
apparent magnitude
292× ☉
luminosity vs Sun
B9p Si
spectral type
Distance & comparison with our Sun
828 years
at light speed from Earth
2.09×
as hot as the Sun
292×
the Sun's light output
-1.31
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.