M-type star · red
HR 7045
HR 7045 is a red in the constellation Sagittarius 726 ly from Earth. Its surface is about 3,680 K, about 0.6 times the Sun's surface temperature, and it shines at 126× the Sun's brightness. At magnitude 6.3 it is within reach of 50 mm binoculars; the light you see left it 726 years ago.
Also catalogued as HD 173425 · HIP 92079
3,680 K
temperature
6.34
apparent magnitude
126× ☉
luminosity vs Sun
M2/M3III
spectral type
Distance & comparison with our Sun
726 years
at light speed from Earth
0.64×
as hot as the Sun
126×
the Sun's light output
-0.40
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.