K-type star · orange
31 Vul
31 Vul is an orange in the constellation Vulpecula 189 ly from Earth. Its surface is about 5,177 K, about 0.9 times the Sun's surface temperature, and it shines at 43.65× the Sun's brightness. At magnitude 4.6 it is bright enough to see with the naked eye; the light you see left it 189 years ago.
Also catalogued as HR 7995 · HD 198809 · HIP 103004 · Gliese GJ 4168
5,177 K
temperature
4.56
apparent magnitude
43.65× ☉
luminosity vs Sun
G8III
spectral type
Distance & comparison with our Sun
189 years
at light speed from Earth
0.90×
as hot as the Sun
43.65×
the Sun's light output
0.75
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.