B-type star · blue-white star
Omega Oct
Omega Oct is a blue-white star in the constellation Octans 317 ly from Earth. Its surface is about 10,529 K, about 1.8 times the Sun's surface temperature, and it shines at 36.58× the Sun's brightness. At magnitude 5.9 it is bright enough to see with the naked eye; the light you see left it 317 years ago.
Also catalogued as HR 5557 · HD 131596 · HIP 74296
10,529 K
temperature
5.88
apparent magnitude
36.58× ☉
luminosity vs Sun
B9.5V
spectral type
Distance & comparison with our Sun
317 years
at light speed from Earth
1.82×
as hot as the Sun
36.58×
the Sun's light output
0.94
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.