F-type star · yellow-white star
20 Peg
20 Peg is a yellow-white star in the constellation Pegasus 252 ly from Earth. Its surface is about 7,240 K, about 1.3 times the Sun's surface temperature, and it shines at 29.62× the Sun's brightness. At magnitude 5.6 it is bright enough to see with the naked eye; the light you see left it 252 years ago.
Also catalogued as HR 8392 · HD 209166 · HIP 108693
7,240 K
temperature
5.61
apparent magnitude
29.62× ☉
luminosity vs Sun
F4III
spectral type
Distance & comparison with our Sun
252 years
at light speed from Earth
1.25×
as hot as the Sun
29.62×
the Sun's light output
1.17
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.