A-type star · white star
33 Boo
33 Boo is a white star in the constellation Boötes 186 ly from Earth. Its surface is about 9,766 K, about 1.7 times the Sun's surface temperature, and it shines at 19.77× the Sun's brightness. At magnitude 5.4 it is bright enough to see with the naked eye; the light you see left it 186 years ago.
Also catalogued as HR 5468 · HD 129002 · HIP 71618
9,766 K
temperature
5.39
apparent magnitude
19.77× ☉
luminosity vs Sun
A1V
spectral type
Distance & comparison with our Sun
186 years
at light speed from Earth
1.69×
as hot as the Sun
19.77×
the Sun's light output
1.61
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.