B-type star · blue-white star

HR 8357

HR 8357 is a blue-white star in the constellation Cepheus 1,503 ly from Earth. Its surface is about 11,263 K, about 2.0 times the Sun's surface temperature, and it shines at 971× the Sun's brightness. At magnitude 5.7 it is bright enough to see with the naked eye; the light you see left it 1,503 years ago.

1,503 lybrightness mag 5.70B6IV-V

Also catalogued as HD 208095 · HIP 107930

11,263 K
temperature
5.70
apparent magnitude
971× ☉
luminosity vs Sun
B6IV-V
spectral type
Distance & comparison with our Sun
1,503 years
at light speed from Earth
1.95×
as hot as the Sun
971×
the Sun's light output
-2.62
absolute magnitude
Explore from here · roam the neighborhood
HR 8357B-type
Sky regionCepheusthis direction
StarHR 8243140 ly
StarHR 8519200 ly
StarHR 8259210 ly
StarAlderaminstar
StarErraistar
Nearest stars
Bright stars in Cepheus
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.7To see it no equipment neededLook toward Cepheus

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.