B-type star · blue-white star

HR 8029

HR 8029 is a blue-white star in the constellation Cepheus 954 ly from Earth. Its surface is about 12,945 K, about 2.2 times the Sun's surface temperature, and it shines at 240× the Sun's brightness. At magnitude 6.2 it is within reach of 50 mm binoculars; the light you see left it 954 years ago.

954 lybrightness mag 6.23B2.5IV

Also catalogued as HD 199661 · HIP 103346

12,945 K
temperature
6.23
apparent magnitude
240× ☉
luminosity vs Sun
B2.5IV
spectral type
Distance & comparison with our Sun
954 years
at light speed from Earth
2.24×
as hot as the Sun
240×
the Sun's light output
-1.10
absolute magnitude
Explore from here · roam the neighborhood
HR 8029B-type
Sky regionCepheusthis direction
StarHR 806535 ly
StarHR 7843110 ly
StarHR 8224110 ly
StarAlderaminstar
StarErraistar
Nearest stars
Bright stars in Cepheus
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.2To see it 50 mm binocularsLook 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.