M-type star · red
63 Cyg
63 Cyg is a red in the constellation Cygnus 1,032 ly from Earth. Its surface is about 3,693 K, about 0.6 times the Sun's surface temperature, and it shines at 1,309× the Sun's brightness. At magnitude 4.6 it is bright enough to see with the naked eye; the light you see left it 1,032 years ago.
Also catalogued as HR 8089 · HD 201251 · HIP 104194
3,693 K
temperature
4.56
apparent magnitude
1,309× ☉
luminosity vs Sun
K4II
spectral type
Distance & comparison with our Sun
1,032 years
at light speed from Earth
0.64×
as hot as the Sun
1,309×
the Sun's light output
-2.94
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.