K-type star · orange

43 UMa

43 UMa is an orange in the constellation Ursa Major 357 ly from Earth. Its surface is about 4,447 K, about 0.8 times the Sun's surface temperature, and it shines at 56.91× the Sun's brightness. At magnitude 5.7 it is bright enough to see with the naked eye; the light you see left it 357 years ago.

357 lybrightness mag 5.66K2III

Also catalogued as HR 4235 · HD 93859 · HIP 53043

4,447 K
temperature
5.66
apparent magnitude
56.91× ☉
luminosity vs Sun
K2III
spectral type
Distance & comparison with our Sun
357 years
at light speed from Earth
0.77×
as hot as the Sun
56.91×
the Sun's light output
0.46
absolute magnitude
Explore from here · roam the neighborhood
43 UMaK-type
Sky regionUrsa Majorthis direction
Star39 UMa15 ly
StarHR 424247 ly
StarHR 395859 ly
StarAliothstar
StarDubhestar
Nearest stars
Bright stars in Ursa Major
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.7To 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.