M-type star · red
37 Leo
37 Leo is a red in the constellation Leo 586 ly from Earth. Its surface is about 3,581 K, about 0.6 times the Sun's surface temperature, and it shines at 191× the Sun's brightness. At magnitude 5.4 it is bright enough to see with the naked eye; the light you see left it 586 years ago.
Also catalogued as HR 4035 · HD 89056 · HIP 50333
3,581 K
temperature
5.42
apparent magnitude
191× ☉
luminosity vs Sun
M1III
spectral type
Distance & comparison with our Sun
586 years
at light speed from Earth
0.62×
as hot as the Sun
191×
the Sun's light output
-0.85
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.