B-type star · blue-white star

HR 2743

1,726 lybrightness mag 6.32B2III

Also catalogued as HD 55985 · HIP 34954

13,188 K

temperature

6.32

apparent magnitude

723× ☉

luminosity vs Sun

B2III

spectral type

Distance & comparison with our Sun

1,726 years

at light speed from Earth

2.28×

as hot as the Sun

723×

the Sun's light output

-2.30

absolute magnitude

Explore from here · roam the neighborhood

HR 2743B-type

Sky regionCanis Majorthis direction

Nearest stars

27 CMa →120 ly apart
Wezen →170 ly apart
HR 2704 →200 ly apart
HR 2881 →250 ly apart
HR 2544 →250 ly apart
HR 2501 →260 ly apart

Bright stars in Canis Major

Adhara →mag 1.5
Wezen →mag 1.8
Mirzam →mag 2.0
Aludra →mag 2.5
Furud →mag 3.0
24Omi2CMa →mag 3.0
Nganurganity →mag 3.5
13Kap CMa →mag 3.5

Can you see it tonight?

BINOCULARS NEEDED

Brightness mag 6.3To 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.