F-type star · yellow-white star
HR 4191
HR 4191 is a yellow-white star in the constellation Ursa Major 121 ly from Earth. Its surface is about 7,313 K, about 1.3 times the Sun's surface temperature, and it shines at 10.15× the Sun's brightness. At magnitude 5.2 it is bright enough to see with the naked eye; the light you see left it 121 years ago.
Also catalogued as HD 92787 · HIP 52469
7,313 K
temperature
5.18
apparent magnitude
10.15× ☉
luminosity vs Sun
F5III
spectral type
Distance & comparison with our Sun
121 years
at light speed from Earth
1.27×
as hot as the Sun
10.15×
the Sun's light output
2.33
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.