M-type star · red

13 Boo

13 Boo is a red in the constellation Boötes 549 ly from Earth. Its surface is about 3,598 K, about 0.6 times the Sun's surface temperature, and it shines at 194× the Sun's brightness. At magnitude 5.3 it is bright enough to see with the naked eye; the light you see left it 549 years ago.

549 lybrightness mag 5.26M2III

Also catalogued as HR 5300 · HD 123782 · HIP 69068

3,598 K
temperature
5.26
apparent magnitude
194× ☉
luminosity vs Sun
M2III
spectral type
Distance & comparison with our Sun
549 years
at light speed from Earth
0.62×
as hot as the Sun
194×
the Sun's light output
-0.87
absolute magnitude
Explore from here · roam the neighborhood
13 BooM-type
Sky regionBoötesthis direction
StarHR 527137 ly
StarHR 512662 ly
StarHR 529963 ly
StarIzarstar
StarMuphridstar
Nearest stars
Bright stars in Boötes
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.3To see it no equipment neededLook 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.