A-type star · white star
49 UMa
49 UMa is a white star in the constellation Ursa Major 377 ly from Earth. Its surface is about 7,760 K, about 1.3 times the Sun's surface temperature, and it shines at 110× the Sun's brightness. At magnitude 5.1 it is bright enough to see with the naked eye; the light you see left it 377 years ago.
Also catalogued as HR 4288 · HD 95310 · HIP 53838
7,760 K
temperature
5.06
apparent magnitude
110× ☉
luminosity vs Sun
Am
spectral type
Distance & comparison with our Sun
377 years
at light speed from Earth
1.34×
as hot as the Sun
110×
the Sun's light output
-0.25
absolute magnitude
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VISIBLE TO THE NAKED EYE
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.