K-type star · orange
HD 209709
Also catalogued as HIP 109009
3,759 K
temperature
6.38
apparent magnitude
66.99× ☉
luminosity vs Sun
M2.5III:
spectral type
Distance & comparison with our Sun
540 years
at light speed from Earth
0.65×
as hot as the Sun
66.99×
the Sun's light output
0.28
absolute magnitude
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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.