B-type star · blue-white star
25 Peg
25 Peg is a blue-white star in the constellation Pegasus 609 ly from Earth. Its surface is about 11,200 K, about 1.9 times the Sun's surface temperature, and it shines at 146× the Sun's brightness. At magnitude 5.8 it is bright enough to see with the naked eye; the light you see left it 608 years ago.
Also catalogued as HR 8438 · HD 210129 · HIP 109240
11,200 K
temperature
5.79
apparent magnitude
146× ☉
luminosity vs Sun
B7Vn
spectral type
Distance & comparison with our Sun
608 years
at light speed from Earth
1.94×
as hot as the Sun
146×
the Sun's light output
-0.56
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.