B-type star · blue-white star
Kappa Sco
Kappa Sco is a blue-white star in the constellation Scorpius 483 ly from Earth. Its surface is about 12,924 K, about 2.2 times the Sun's surface temperature, and it shines at 2,114× the Sun's brightness. At magnitude 2.4 it is bright enough to see with the naked eye; the light you see left it 483 years ago.
Also catalogued as HR 6580 · HD 160578 · HIP 86670
12,924 K
temperature
2.39
apparent magnitude
2,114× ☉
luminosity vs Sun
B1.5III
spectral type
Distance & comparison with our Sun
483 years
at light speed from Earth
2.24×
as hot as the Sun
2,114×
the Sun's light output
-3.46
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.