B-type star · blue-white star
Omega² Aqr
Omega² Aqr is a blue-white star in the constellation Aquarius 149 ly from Earth. Its surface is about 10,543 K, about 1.8 times the Sun's surface temperature, and it shines at 28.89× the Sun's brightness. At magnitude 4.5 it is bright enough to see with the naked eye; the light you see left it 149 years ago.
Also catalogued as HR 8988 · HD 222661 · HIP 116971 · Gliese GJ 9836A
10,543 K
temperature
4.49
apparent magnitude
28.89× ☉
luminosity vs Sun
B9V
spectral type
Distance & comparison with our Sun
149 years
at light speed from Earth
1.83×
as hot as the Sun
28.89×
the Sun's light output
1.20
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.