K-type star · orange
28 Aqr
28 Aqr is an orange in the constellation Aquarius 715 ly from Earth. Its surface is about 4,159 K, about 0.7 times the Sun's surface temperature, and it shines at 241× the Sun's brightness. At magnitude 5.6 it is bright enough to see with the naked eye; the light you see left it 715 years ago.
Also catalogued as HR 8390 · HD 209128 · HIP 108691
4,159 K
temperature
5.60
apparent magnitude
241× ☉
luminosity vs Sun
K4III:
spectral type
Distance & comparison with our Sun
715 years
at light speed from Earth
0.72×
as hot as the Sun
241×
the Sun's light output
-1.10
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.