B-type star · blue-white star
51 Aqr
51 Aqr is a blue-white star in the constellation Aquarius 406 ly from Earth. Its surface is about 10,556 K, about 1.8 times the Sun's surface temperature, and it shines at 65.10× the Sun's brightness. At magnitude 5.8 it is bright enough to see with the naked eye; the light you see left it 406 years ago.
Also catalogued as HR 8533 · HD 212404 · HIP 110578
10,556 K
temperature
5.79
apparent magnitude
65.10× ☉
luminosity vs Sun
A0V
spectral type
Distance & comparison with our Sun
406 years
at light speed from Earth
1.83×
as hot as the Sun
65.10×
the Sun's light output
0.32
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.