K-type star · orange

HR 8643

HR 8643 is an orange in the constellation Lacerta 299 ly from Earth. Its surface is about 4,748 K, about 0.8 times the Sun's surface temperature, and it shines at 31.13× the Sun's brightness. At magnitude 5.9 it is bright enough to see with the naked eye; the light you see left it 299 years ago.

299 lybrightness mag 5.93G9III

Also catalogued as HD 215030 · HIP 112041

4,748 K

temperature

5.93

apparent magnitude

31.13× ☉

luminosity vs Sun

G9III

spectral type

Distance & comparison with our Sun

299 years

at light speed from Earth

0.82×

as hot as the Sun

31.13×

the Sun's light output

1.12

absolute magnitude

Explore from here · roam the neighborhood

HR 8643K-type

Sky regionLacertathis direction

Nearest stars

Bright stars in Lacerta

Can you see it tonight?

VISIBLE TO THE NAKED EYE

Brightness mag 5.9To see it no equipment neededLook toward Lacerta

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.