K-type star · orange
12 Pup
12 Pup is an orange in the constellation Puppis 861 ly from Earth. Its surface is about 4,491 K, about 0.8 times the Sun's surface temperature, and it shines at 558× the Sun's brightness. At magnitude 5.1 it is bright enough to see with the naked eye; the light you see left it 861 years ago.
Also catalogued as HR 3123 · HD 65699 · HIP 39023
4,491 K
temperature
5.09
apparent magnitude
558× ☉
luminosity vs Sun
G8II
spectral type
Distance & comparison with our Sun
861 years
at light speed from Earth
0.78×
as hot as the Sun
558×
the Sun's light output
-2.02
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.