K-type star · orange
HR 2389
HR 2389 is an orange in the constellation Pictor 304 ly from Earth. Its surface is about 4,543 K, about 0.8 times the Sun's surface temperature, and it shines at 63.04× the Sun's brightness. At magnitude 5.2 it is bright enough to see with the naked eye; the light you see left it 304 years ago.
Also catalogued as HD 46355 · HIP 30932
4,543 K
temperature
5.20
apparent magnitude
63.04× ☉
luminosity vs Sun
K0III
spectral type
Distance & comparison with our Sun
304 years
at light speed from Earth
0.79×
as hot as the Sun
63.04×
the Sun's light output
0.35
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.