A-type star · white star

HR 2678

HR 2678 is a white star in the constellation Canis Major 3,048 ly from Earth. Its surface is about 9,731 K, about 1.7 times the Sun's surface temperature, and it shines at 5,214× the Sun's brightness. At magnitude 5.4 it is bright enough to see with the naked eye; the light you see left it 3,048 years ago.

3,048 lybrightness mag 5.41B0.5IV

Also catalogued as HD 53974 · HIP 34301

9,731 K

temperature

5.41

apparent magnitude

5,214× ☉

luminosity vs Sun

B0.5IV

spectral type

Distance & comparison with our Sun

3,048 years

at light speed from Earth

1.69×

as hot as the Sun

5,214×

the Sun's light output

-4.44

absolute magnitude

Explore from here · roam the neighborhood

HR 2678A-type

Sky regionCanis Majorthis direction

StarHR 2739240 ly

StarIota CMa620 ly

StarOmicron² CMa700 ly

StarAdharastar

StarWezenstar

Nearest stars

Bright stars in Canis Major

Can you see it tonight?

VISIBLE TO THE NAKED EYE

Brightness mag 5.4To 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.