G-type star · yellow dwarf, like our Sun

HR 2403

HR 2403 is a yellow dwarf much like our Sun in the constellation Canis Major 322 ly from Earth. Its surface is about 5,230 K, about 0.9 times the Sun's surface temperature, and it shines at 23.64× the Sun's brightness. At magnitude 6.4 it is within reach of 50 mm binoculars; the light you see left it 322 years ago.

322 lybrightness mag 6.39K0III+...

Also catalogued as HD 46602 · HIP 31266

5,230 K

temperature

6.39

apparent magnitude

23.64× ☉

luminosity vs Sun

K0III+...

spectral type

Distance & comparison with our Sun

322 years

at light speed from Earth

0.91×

as hot as the Sun

23.64×

the Sun's light output

1.42

absolute magnitude

Explore from here · roam the neighborhood

HR 2403G-type

Sky regionCanis Majorthis direction

Nearest stars

Bright stars in Canis Major

Can you see it tonight?

BINOCULARS NEEDED

Brightness mag 6.4To see it 50 mm binocularsLook 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.