B-type star · blue-white star
Elnath
Elnath is a blue-white star in the constellation Taurus 134 ly from Earth. Its surface is about 12,103 K, about 2.1 times the Sun's surface temperature, and it shines at 321× the Sun's brightness. At magnitude 1.6 it is bright enough to see with the naked eye; the light you see left it 134 years ago.
Also catalogued as Beta Tau · HR 1791 · HD 35497 · HIP 25428
12,103 K
temperature
1.65
apparent magnitude
321× ☉
luminosity vs Sun
B7III
spectral type
Distance & comparison with our Sun
134 years
at light speed from Earth
2.10×
as hot as the Sun
321×
the Sun's light output
-1.42
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.