B-type star · blue-white star

HR 8106

HR 8106 is a blue-white star in the constellation Cygnus 443 ly from Earth. Its surface is about 11,761 K, about 2.0 times the Sun's surface temperature, and it shines at 80.61× the Sun's brightness. At magnitude 5.8 it is bright enough to see with the naked eye; the light you see left it 443 years ago.

443 lybrightness mag 5.75B9III

Also catalogued as HD 201834 · HIP 104516

11,761 K
temperature
5.75
apparent magnitude
80.61× ☉
luminosity vs Sun
B9III
spectral type
Distance & comparison with our Sun
443 years
at light speed from Earth
2.04×
as hot as the Sun
80.61×
the Sun's light output
0.08
absolute magnitude
Explore from here · roam the neighborhood
HR 8106B-type
Sky regionCygnusthis direction
StarHR 81478.5 ly
StarHR 821820 ly
StarHR 796228 ly
StarSadrstar
StarAljanahstar
Nearest stars
Bright stars in Cygnus
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.8To see it no equipment neededLook toward Cygnus

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.