F-type star · yellow-white star

20 Per

230 lybrightness mag 5.34F4Vvar

Also catalogued as HR 855 · HD 17904 · HIP 13490

6,760 K

temperature

5.34

apparent magnitude

31.80× ☉

luminosity vs Sun

F4Vvar

spectral type

Distance & comparison with our Sun

230 years

at light speed from Earth

1.17×

as hot as the Sun

31.80×

the Sun's light output

1.09

absolute magnitude

Explore from here · roam the neighborhood

20 PerF-type

Sky regionPerseusthis direction

Nearest stars

HR 966 →25 ly apart
HR 976 →38 ly apart
HR 768 →40 ly apart
Buna →45 ly apart
33 Ari →47 ly apart
HR 738 →48 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.