K-type star · orange dwarf
HR 316
HR 316 is an orange dwarf in the constellation Cassiopeia 323 ly from Earth. Its surface is about 4,332 K, about 0.8 times the Sun's surface temperature, and it shines at 23.36× the Sun's brightness. At magnitude 6.4 it is within reach of 50 mm binoculars; the light you see left it 323 years ago.
Also catalogued as HD 6497 · HIP 5240
4,332 K
temperature
6.41
apparent magnitude
23.36× ☉
luminosity vs Sun
K2III...
spectral type
Distance & comparison with our Sun
323 years
at light speed from Earth
0.75×
as hot as the Sun
23.36×
the Sun's light output
1.43
absolute magnitude
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BINOCULARS NEEDED
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.