K-type star · orange
HD 210890
HD 210890 is an orange in the constellation Pegasus 755 ly from Earth. Its surface is about 3,993 K, about 0.7 times the Sun's surface temperature, and it shines at 117× the Sun's brightness. At magnitude 6.5 it is within reach of 50 mm binoculars; the light you see left it 755 years ago.
Also catalogued as HIP 109691
3,993 K
temperature
6.50
apparent magnitude
117× ☉
luminosity vs Sun
K2
spectral type
Distance & comparison with our Sun
755 years
at light speed from Earth
0.69×
as hot as the Sun
117×
the Sun's light output
-0.32
absolute magnitude
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BINOCULARS NEEDED
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.