A-type star · white star

HR 8120

HR 8120 is a white star in the constellation Cygnus 1,538 ly from Earth. Its surface is about 7,989 K, about 1.4 times the Sun's surface temperature, and it shines at 723× the Sun's brightness. At magnitude 6.1 it is within reach of 50 mm binoculars; the light you see left it 1,538 years ago.

1,538 lybrightness mag 6.07F0III

Also catalogued as HD 202240 · HIP 104765

7,989 K
temperature
6.07
apparent magnitude
723× ☉
luminosity vs Sun
F0III
spectral type
Distance & comparison with our Sun
1,538 years
at light speed from Earth
1.38×
as hot as the Sun
723×
the Sun's light output
-2.30
absolute magnitude
Explore from here · roam the neighborhood
HR 8120A-type
Sky regionCygnusthis direction
StarHR 8084220 ly
Star70 Cyg240 ly
StarHR 7996260 ly
StarSadrstar
StarAljanahstar
Nearest stars
Bright stars in Cygnus
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.1To see it 50 mm binocularsLook 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.