K-type star · orange

HR 6491

HR 6491 is an orange in the constellation Hercules 752 ly from Earth. Its surface is about 5,040 K, about 0.9 times the Sun's surface temperature, and it shines at 146× 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 6.25G5III+...

Also catalogued as HD 157910 · HIP 85181

5,040 K
temperature
6.25
apparent magnitude
146× ☉
luminosity vs Sun
G5III+...
spectral type
Distance & comparison with our Sun
752 years
at light speed from Earth
0.87×
as hot as the Sun
146×
the Sun's light output
-0.56
absolute magnitude
Explore from here · roam the neighborhood
HR 6491K-type
Sky regionHerculesthis direction
Star61 Her59 ly
StarTheta Her83 ly
Star68 Her100 ly
StarKornephorosstar
StarRasalgethistar
Nearest stars
Bright stars in Hercules
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.3To see it 50 mm binocularsLook toward Hercules

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.