B-type star · blue-white star

HR 1011

542 lybrightness mag 5.32B5V

Also catalogued as HD 20809 · HIP 15770

11,184 K

temperature

5.32

apparent magnitude

179× ☉

luminosity vs Sun

B5V

spectral type

Distance & comparison with our Sun

542 years

at light speed from Earth

1.94×

as hot as the Sun

179×

the Sun's light output

-0.78

absolute magnitude

Explore from here · roam the neighborhood

HR 1011B-type

Sky regionPerseusthis direction

Nearest stars

34 Per →10 ly apart
HR 1034 →19 ly apart
HR 1037 →20 ly apart
31 Per →21 ly apart
HR 1029 →22 ly apart
Mirfak →36 ly apart

Bright stars in Perseus

Mirfak →mag 1.8
44Zet Per →mag 2.8
45Eps Per →mag 2.9
23Gam Per →mag 2.9
39Del Per →mag 3.0
25Rho Per →mag 3.3
Miram →mag 3.8
41Nu Per →mag 3.8

Can you see it tonight?

VISIBLE TO THE NAKED EYE

Brightness mag 5.3To see it no equipment neededLook toward Perseus

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.