B-type star · blue-white star

HR 1215

HR 1215 is a blue-white star in the constellation Perseus 867 ly from Earth. Its surface is about 10,912 K, about 1.9 times the Sun's surface temperature, and it shines at 392× the Sun's brightness. At magnitude 5.5 it is bright enough to see with the naked eye; the light you see left it 867 years ago.

867 lybrightness mag 5.49B1.5V

Also catalogued as HD 24640 · HIP 18434

10,912 K
temperature
5.49
apparent magnitude
392× ☉
luminosity vs Sun
B1.5V
spectral type
Distance & comparison with our Sun
867 years
at light speed from Earth
1.89×
as hot as the Sun
392×
the Sun's light output
-1.63
absolute magnitude
Explore from here · roam the neighborhood
HR 1215B-type
Sky regionPerseusthis direction
StarHR 119130 ly
StarHR 111374 ly
StarZeta Per120 ly
StarMirfakstar
StarEpsilon Perstar
Nearest stars
Bright stars in Perseus
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.5To see it no equipment neededLook toward Perseus

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.