B-type star · blue-white star

4 Per

728 lybrightness mag 4.99B8III

Also catalogued as HR 590 · HD 12303 · HIP 9505

11,107 K

temperature

4.99

apparent magnitude

438× ☉

luminosity vs Sun

B8III

spectral type

Distance & comparison with our Sun

728 years

at light speed from Earth

1.92×

as hot as the Sun

438×

the Sun's light output

-1.75

absolute magnitude

Explore from here · roam the neighborhood

4 PerB-type

Sky regionPerseusthis direction

Nearest stars

HR 470 →51 ly apart
Phi Per →61 ly apart
HR 561 →92 ly apart
7 Per →100 ly apart
HR 502 →110 ly apart
HR 679 →120 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 5.0To 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.