K-type star · orange

9 Her

9 Her is an orange in the constellation Hercules 397 ly from Earth. Its surface is about 3,836 K, about 0.7 times the Sun's surface temperature, and it shines at 84.57× the Sun's brightness. At magnitude 5.5 it is bright enough to see with the naked eye; the light you see left it 397 years ago.

397 lybrightness mag 5.46K5III

Also catalogued as HR 6047 · HD 145892 · HIP 79488

3,836 K
temperature
5.46
apparent magnitude
84.57× ☉
luminosity vs Sun
K5III
spectral type
Distance & comparison with our Sun
397 years
at light speed from Earth
0.66×
as hot as the Sun
84.57×
the Sun's light output
0.03
absolute magnitude
Explore from here · roam the neighborhood
9 HerK-type
Sky regionHerculesthis direction
StarHR 601113 ly
Star28 Her35 ly
Star21 Her38 ly
StarKornephorosstar
StarRasalgethistar
Nearest stars
Bright stars in Hercules
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.5To see it no equipment neededLook 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.