M-type star · red

HD 126307

HD 126307 is a red in the constellation Boötes 1,989 ly from Earth. Its surface is about 3,637 K, about 0.6 times the Sun's surface temperature, and it shines at 900× the Sun's brightness. At magnitude 6.4 it is within reach of 50 mm binoculars; the light you see left it 1,989 years ago.

1,989 lybrightness mag 6.39K4III

Also catalogued as HIP 70385

3,637 K
temperature
6.39
apparent magnitude
900× ☉
luminosity vs Sun
K4III
spectral type
Distance & comparison with our Sun
1,989 years
at light speed from Earth
0.63×
as hot as the Sun
900×
the Sun's light output
-2.54
absolute magnitude
Explore from here · roam the neighborhood
HD 126307M-type
Sky regionBoötesthis direction
StarHR 5726590 ly
StarHD 114975640 ly
StarHD 122443790 ly
StarIzarstar
StarMuphridstar
Nearest stars
Bright stars in Boötes
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.4To see it 50 mm binocularsLook toward Boötes

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.