B-type star · blue-white star
HR 7656
HR 7656 is a blue-white star in the constellation Vulpecula 1,080 ly from Earth. Its surface is about 12,178 K, about 2.1 times the Sun's surface temperature, and it shines at 425× the Sun's brightness. At magnitude 5.9 it is bright enough to see with the naked eye; the light you see left it 1,080 years ago.
Also catalogued as HD 189944 · HIP 98609
12,178 K
temperature
5.88
apparent magnitude
425× ☉
luminosity vs Sun
B4V
spectral type
Distance & comparison with our Sun
1,080 years
at light speed from Earth
2.11×
as hot as the Sun
425×
the Sun's light output
-1.72
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.