A-type star · white star

30Phi UMa

509 lybrightness mag 4.55A3IV

Also catalogued as HR 3894 · HD 85235 · HIP 48402

9,675 K

temperature

4.55

apparent magnitude

321× ☉

luminosity vs Sun

A3IV

spectral type

Distance & comparison with our Sun

509 years

at light speed from Earth

1.68×

as hot as the Sun

321×

the Sun's light output

-1.42

absolute magnitude

Explore from here · roam the neighborhood

30Phi UMaA-type

Sky regionUrsa Majorthis direction

Nearest stars

HR 3939 →27 ly apart
HR 4052 →43 ly apart
HR 3922 →45 ly apart
HR 3870 →53 ly apart
HR 3854 →73 ly apart
HR 4165 →80 ly apart

Bright stars in Ursa Major

Alioth →mag 1.8
Dubhe →mag 1.8
Alkaid →mag 1.9
Merak →mag 2.3
Phecda →mag 2.4
52Psi UMa →mag 3.0
Tania Australis →mag 3.1
Talitha →mag 3.1

Can you see it tonight?

VISIBLE TO THE NAKED EYE

Brightness mag 4.5To see it no equipment neededLook toward Ursa Major

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.