M-type star · red
106 Her
106 Her is a red in the constellation Hercules 392 ly from Earth. Its surface is about 3,657 K, about 0.6 times the Sun's surface temperature, and it shines at 135× the Sun's brightness. At magnitude 4.9 it is bright enough to see with the naked eye; the light you see left it 392 years ago.
Also catalogued as HR 6868 · HD 168720 · HIP 89861
3,657 K
temperature
4.92
apparent magnitude
135× ☉
luminosity vs Sun
M1III
spectral type
Distance & comparison with our Sun
392 years
at light speed from Earth
0.63×
as hot as the Sun
135×
the Sun's light output
-0.48
absolute magnitude
Explore from here · roam the neighborhood
Nearest stars
Can you see it tonight?
VISIBLE TO THE NAKED EYE
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.