K-type star · orange
Tau Cnc
Tau Cnc is an orange in the constellation Cancer 274 ly from Earth. Its surface is about 5,029 K, about 0.9 times the Sun's surface temperature, and it shines at 41.65× the Sun's brightness. At magnitude 5.4 it is bright enough to see with the naked eye; the light you see left it 274 years ago.
Also catalogued as HR 3621 · HD 78235 · HIP 44818
5,029 K
temperature
5.42
apparent magnitude
41.65× ☉
luminosity vs Sun
G8III
spectral type
Distance & comparison with our Sun
274 years
at light speed from Earth
0.87×
as hot as the Sun
41.65×
the Sun's light output
0.80
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.