A-type star · white star

HR 8938

HR 8938 is a white star in the constellation Cepheus 333 ly from Earth. Its surface is about 7,795 K, about 1.4 times the Sun's surface temperature, and it shines at 54.25× the Sun's brightness. At magnitude 5.6 it is bright enough to see with the naked eye; the light you see left it 333 years ago.

333 lybrightness mag 5.56A7IV

Also catalogued as HD 221525 · HIP 115746

7,795 K
temperature
5.56
apparent magnitude
54.25× ☉
luminosity vs Sun
A7IV
spectral type
Distance & comparison with our Sun
333 years
at light speed from Earth
1.35×
as hot as the Sun
54.25×
the Sun's light output
0.51
absolute magnitude
Explore from here · roam the neighborhood
HR 8938A-type
Sky regionCepheusthis direction
StarHR 28612 ly
StarHR 30618 ly
StarHR 96526 ly
StarAlderaminstar
StarErraistar
Nearest stars
Bright stars in Cepheus
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.6To 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.