K-type star · orange
HR 7009
HR 7009 is an orange in the constellation Lyra 1,717 ly from Earth. Its surface is about 3,880 K, about 0.7 times the Sun's surface temperature, and it shines at 943× the Sun's brightness. At magnitude 6.0 it is within reach of 50 mm binoculars; the light you see left it 1,717 years ago.
Also catalogued as HD 172380 · HIP 91373
3,880 K
temperature
6.02
apparent magnitude
943× ☉
luminosity vs Sun
M4.5II
spectral type
Distance & comparison with our Sun
1,717 years
at light speed from Earth
0.67×
as hot as the Sun
943×
the Sun's light output
-2.59
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.