K-type star · orange dwarf
HR 3736
HR 3736 is an orange dwarf in the constellation Leo 278 ly from Earth. Its surface is about 4,821 K, about 0.8 times the Sun's surface temperature, and it shines at 18.95× the Sun's brightness. At magnitude 6.3 it is within reach of 50 mm binoculars; the light you see left it 278 years ago.
Also catalogued as HD 81361 · HIP 46232
4,821 K
temperature
6.31
apparent magnitude
18.95× ☉
luminosity vs Sun
G9III:
spectral type
Distance & comparison with our Sun
278 years
at light speed from Earth
0.84×
as hot as the Sun
18.95×
the Sun's light output
1.66
absolute magnitude
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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.