A-type star · white star
Psi Cyg
Psi Cyg is a white star in the constellation Cygnus 281 ly from Earth. Its surface is about 8,802 K, about 1.5 times the Sun's surface temperature, and it shines at 70.47× the Sun's brightness. At magnitude 4.9 it is bright enough to see with the naked eye; the light you see left it 281 years ago.
Also catalogued as HR 7619 · HD 189037 · HIP 98055
8,802 K
temperature
4.91
apparent magnitude
70.47× ☉
luminosity vs Sun
A4Vn
spectral type
Distance & comparison with our Sun
281 years
at light speed from Earth
1.52×
as hot as the Sun
70.47×
the Sun's light output
0.23
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.