A-type star · white star
17 Peg
17 Peg is a white star in the constellation Pegasus 401 ly from Earth. Its surface is about 9,498 K, about 1.6 times the Sun's surface temperature, and it shines at 79.95× the Sun's brightness. At magnitude 5.5 it is bright enough to see with the naked eye; the light you see left it 401 years ago.
Also catalogued as HR 8373 · HD 208565 · HIP 108339
9,498 K
temperature
5.54
apparent magnitude
79.95× ☉
luminosity vs Sun
A2Vnn
spectral type
Distance & comparison with our Sun
401 years
at light speed from Earth
1.65×
as hot as the Sun
79.95×
the Sun's light output
0.09
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.