K-type star · orange

Psi UMa

Psi UMa is an orange in the constellation Ursa Major 145 ly from Earth. Its surface is about 4,422 K, about 0.8 times the Sun's surface temperature, and it shines at 108× the Sun's brightness. At magnitude 3.0 it is bright enough to see with the naked eye; the light you see left it 145 years ago.

145 lybrightness mag 3.00K1III

Also catalogued as HR 4335 · HD 96833 · HIP 54539

4,422 K
temperature
3.00
apparent magnitude
108× ☉
luminosity vs Sun
K1III
spectral type
Distance & comparison with our Sun
145 years
at light speed from Earth
0.77×
as hot as the Sun
108×
the Sun's light output
-0.23
absolute magnitude
Explore from here · roam the neighborhood
Psi UMaK-type
Sky regionUrsa Majorthis direction
StarHR 42855.8 ly
Star59 UMa15 ly
StarHR 404624 ly
StarAliothstar
StarDubhestar
Nearest stars
Bright stars in Ursa Major
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 3.0To 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.