B-type star · blue-white star

Alioth

82.6 lybrightness mag 1.76A0p

Also catalogued as 77Eps UMa · HR 4905 · HD 112185 · HIP 62956

10,408 K

temperature

1.76

apparent magnitude

110× ☉

luminosity vs Sun

A0p

spectral type

Distance & comparison with our Sun

83 years

at light speed from Earth

1.80×

as hot as the Sun

110×

the Sun's light output

-0.26

absolute magnitude

Explore from here · roam the neighborhood

AliothB-type

Sky regionUrsa Majorthis direction

Nearest stars

78 UMa →1.5 ly apart
Alcor →6.5 ly apart
79Zet UMa →7.2 ly apart
HR 4867 →7.4 ly apart
Megrez →8.0 ly apart
HR 5148 →13 ly apart

Bright stars in Ursa Major

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
25The UMa →mag 3.2

Can you see it tonight?

VISIBLE TO THE NAKED EYE

Brightness mag 1.8To 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.