B-type star · blue-white star

26 CMa

26 CMa is a blue-white star in the constellation Canis Major 838 ly from Earth. Its surface is about 12,902 K, about 2.2 times the Sun's surface temperature, and it shines at 249× the Sun's brightness. At magnitude 5.9 it is bright enough to see with the naked eye; the light you see left it 838 years ago.

838 lybrightness mag 5.91B2IV/V

Also catalogued as HR 2718 · HD 55522 · HIP 34798

12,902 K

temperature

5.91

apparent magnitude

249× ☉

luminosity vs Sun

B2IV/V

spectral type

Distance & comparison with our Sun

838 years

at light speed from Earth

2.24×

as hot as the Sun

249×

the Sun's light output

-1.14

absolute magnitude

Explore from here · roam the neighborhood

26 CMaB-type

Sky regionCanis Majorthis direction

Nearest stars

Bright stars in Canis Major

Can you see it tonight?

VISIBLE TO THE NAKED EYE

Brightness mag 5.9To see it no equipment neededLook toward Canis Major

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.