B-type star · blue-white star
Chi Tau
Chi Tau is a blue-white star in the constellation Taurus 291 ly from Earth. Its surface is about 10,667 K, about 1.8 times the Sun's surface temperature, and it shines at 48.93× the Sun's brightness. At magnitude 5.4 it is bright enough to see with the naked eye; the light you see left it 291 years ago.
Also catalogued as HR 1369 · HD 27638 · HIP 20430
10,667 K
temperature
5.38
apparent magnitude
48.93× ☉
luminosity vs Sun
B9V
spectral type
Distance & comparison with our Sun
291 years
at light speed from Earth
1.85×
as hot as the Sun
48.93×
the Sun's light output
0.63
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.