K-type star · orange
HR 5641
HR 5641 is an orange in the constellation Libra 425 ly from Earth. Its surface is about 4,637 K, about 0.8 times the Sun's surface temperature, and it shines at 74.20× the Sun's brightness. At magnitude 5.8 it is bright enough to see with the naked eye; the light you see left it 425 years ago.
Also catalogued as HD 134373 · HIP 74239
4,637 K
temperature
5.75
apparent magnitude
74.20× ☉
luminosity vs Sun
K0III
spectral type
Distance & comparison with our Sun
425 years
at light speed from Earth
0.80×
as hot as the Sun
74.20×
the Sun's light output
0.17
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.