F-type star · yellow-white star
HR 4809
HR 4809 is a yellow-white star in the constellation Corvus 219 ly from Earth. Its surface is about 7,399 K, about 1.3 times the Sun's surface temperature, and it shines at 15.70× the Sun's brightness. At magnitude 6.0 it is bright enough to see with the naked eye; the light you see left it 219 years ago.
Also catalogued as HD 109931 · HIP 61688
7,399 K
temperature
6.00
apparent magnitude
15.70× ☉
luminosity vs Sun
F0V
spectral type
Distance & comparison with our Sun
219 years
at light speed from Earth
1.28×
as hot as the Sun
15.70×
the Sun's light output
1.86
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.