K-type star · orange dwarf
77 Aqr
77 Aqr is an orange dwarf in the constellation Aquarius 134 ly from Earth. Its surface is about 4,491 K, about 0.8 times the Sun's surface temperature, and it shines at 9.07× the Sun's brightness. At magnitude 5.5 it is bright enough to see with the naked eye; the light you see left it 134 years ago.
Also catalogued as HR 8711 · HD 216640 · HIP 113148
4,491 K
temperature
5.53
apparent magnitude
9.07× ☉
luminosity vs Sun
K1III
spectral type
Distance & comparison with our Sun
134 years
at light speed from Earth
0.78×
as hot as the Sun
9.07×
the Sun's light output
2.46
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.