B-type star · blue-white star

HR 3439

HR 3439 is a blue-white star in the constellation Vela 279 ly from Earth. Its surface is about 10,475 K, about 1.8 times the Sun's surface temperature, and it shines at 53.11× the Sun's brightness. At magnitude 5.2 it is bright enough to see with the naked eye; the light you see left it 279 years ago.

279 lybrightness mag 5.20Ap (SiCr)

Also catalogued as HD 74067 · HIP 42540

10,475 K
temperature
5.20
apparent magnitude
53.11× ☉
luminosity vs Sun
Ap (SiCr)
spectral type
Distance & comparison with our Sun
279 years
at light speed from Earth
1.81×
as hot as the Sun
53.11×
the Sun's light output
0.54
absolute magnitude
Explore from here · roam the neighborhood
HR 3439B-type
Sky regionVelathis direction
StarHR 324332 ly
StarHR 351733 ly
StarHR 355145 ly
StarGamma² Velstar
StarAlsephinastar
Nearest stars
Bright stars in Vela
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.2To see it no equipment neededLook toward Vela

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.