M-type star · red

HR 7810

HR 7810 is a red in the constellation Delphinus 752 ly from Earth. Its surface is about 3,690 K, about 0.6 times the Sun's surface temperature, and it shines at 137× the Sun's brightness. At magnitude 6.3 it is within reach of 50 mm binoculars; the light you see left it 752 years ago.

752 lybrightness mag 6.32K5IIIvar

Also catalogued as HD 194526 · HIP 100762

3,690 K
temperature
6.32
apparent magnitude
137× ☉
luminosity vs Sun
K5IIIvar
spectral type
Distance & comparison with our Sun
752 years
at light speed from Earth
0.64×
as hot as the Sun
137×
the Sun's light output
-0.49
absolute magnitude
Explore from here · roam the neighborhood
HR 7810M-type
Sky regionDelphinusthis direction
Star1 Del20 ly
StarHR 777160 ly
StarHR 764899 ly
StarRotanevstar
StarSualocinstar
Nearest stars
Bright stars in Delphinus
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.3To see it 50 mm binocularsLook toward Delphinus

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.