K-type star · orange
57 Cnc
57 Cnc is an orange in the constellation Cancer 461 ly from Earth. Its surface is about 4,626 K, about 0.8 times the Sun's surface temperature, and it shines at 121× the Sun's brightness. At magnitude 5.4 it is bright enough to see with the naked eye; the light you see left it 461 years ago.
Also catalogued as HR 3532 · HD 75959 · HIP 43721
4,626 K
temperature
5.40
apparent magnitude
121× ☉
luminosity vs Sun
G7III
spectral type
Distance & comparison with our Sun
461 years
at light speed from Earth
0.80×
as hot as the Sun
121×
the Sun's light output
-0.35
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.