K-type star · orange

27 Com

27 Com is an orange in the constellation Coma Berenices 340 ly from Earth. Its surface is about 4,041 K, about 0.7 times the Sun's surface temperature, and it shines at 84.64× the Sun's brightness. At magnitude 5.1 it is bright enough to see with the naked eye; the light you see left it 340 years ago.

340 lybrightness mag 5.12K3III

Also catalogued as HR 4851 · HD 111067 · HIP 62356

4,041 K
temperature
5.12
apparent magnitude
84.64× ☉
luminosity vs Sun
K3III
spectral type
Distance & comparison with our Sun
340 years
at light speed from Earth
0.70×
as hot as the Sun
84.64×
the Sun's light output
0.03
absolute magnitude
Explore from here · roam the neighborhood
27 ComK-type
Sky regionComa Berenicesthis direction
StarHR 488623 ly
Star36 Com24 ly
StarHR 499241 ly
StarBeta Comstar
StarDiademstar
Nearest stars
Bright stars in Coma Berenices
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.1To see it no equipment neededLook toward Coma Berenices

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.