K-type star · orange

90 Her

90 Her is an orange in the constellation Hercules 354 ly from Earth. Its surface is about 4,377 K, about 0.8 times the Sun's surface temperature, and it shines at 87.58× the Sun's brightness. At magnitude 5.2 it is bright enough to see with the naked eye; the light you see left it 354 years ago.

354 lybrightness mag 5.17K3III

Also catalogued as HR 6677 · HD 163217 · HIP 87563

4,377 K
temperature
5.17
apparent magnitude
87.58× ☉
luminosity vs Sun
K3III
spectral type
Distance & comparison with our Sun
354 years
at light speed from Earth
0.76×
as hot as the Sun
87.58×
the Sun's light output
-0.01
absolute magnitude
Explore from here · roam the neighborhood
90 HerK-type
Sky regionHerculesthis direction
StarHR 671129 ly
StarHR 655038 ly
StarHR 667441 ly
StarKornephorosstar
StarRasalgethistar
Nearest stars
Bright stars in Hercules
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.2To 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.