A-type star · white star
Chi Boo
Chi Boo is a white star in the constellation Boötes 252 ly from Earth. Its surface is about 9,412 K, about 1.6 times the Sun's surface temperature, and it shines at 40.33× the Sun's brightness. At magnitude 5.3 it is bright enough to see with the naked eye; the light you see left it 252 years ago.
Also catalogued as HR 5676 · HD 135502 · HIP 74596
9,412 K
temperature
5.28
apparent magnitude
40.33× ☉
luminosity vs Sun
A2V
spectral type
Distance & comparison with our Sun
252 years
at light speed from Earth
1.63×
as hot as the Sun
40.33×
the Sun's light output
0.84
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.