K-type star · orange
HR 312
HR 312 is an orange in the constellation Cepheus 441 ly from Earth. Its surface is about 4,938 K, about 0.9 times the Sun's surface temperature, and it shines at 50.91× the Sun's brightness. At magnitude 6.2 it is within reach of 50 mm binoculars; the light you see left it 441 years ago.
Also catalogued as HD 6473 · HIP 5412
4,938 K
temperature
6.24
apparent magnitude
50.91× ☉
luminosity vs Sun
K0
spectral type
Distance & comparison with our Sun
441 years
at light speed from Earth
0.86×
as hot as the Sun
50.91×
the Sun's light output
0.58
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.