F-type star · yellow-white star
HR 6377
HR 6377 is a yellow-white star in the constellation Hercules 177 ly from Earth. Its surface is about 7,405 K, about 1.3 times the Sun's surface temperature, and it shines at 17.57× the Sun's brightness. At magnitude 5.4 it is bright enough to see with the naked eye; the light you see left it 177 years ago.
Also catalogued as HD 155103 · HIP 83838
7,405 K
temperature
5.41
apparent magnitude
17.57× ☉
luminosity vs Sun
A5m
spectral type
Distance & comparison with our Sun
177 years
at light speed from Earth
1.28×
as hot as the Sun
17.57×
the Sun's light output
1.74
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.