B-type star · blue-white star

HR 3389

HR 3389 is a blue-white star in the constellation Vela 834 ly from Earth. Its surface is about 11,814 K, about 2.0 times the Sun's surface temperature, and it shines at 244× the Sun's brightness. At magnitude 5.9 it is bright enough to see with the naked eye; the light you see left it 834 years ago.

834 lybrightness mag 5.92B5III

Also catalogued as HD 72832 · HIP 42001

11,814 K
temperature
5.92
apparent magnitude
244× ☉
luminosity vs Sun
B5III
spectral type
Distance & comparison with our Sun
834 years
at light speed from Earth
2.05×
as hot as the Sun
244×
the Sun's light output
-1.12
absolute magnitude
Explore from here · roam the neighborhood
HR 3389B-type
Sky regionVelathis direction
StarHR 315597 ly
StarHR 327398 ly
StarAlpha Pyx100 ly
StarGamma² Velstar
StarAlsephinastar
Nearest stars
Bright stars in Vela
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.9To 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.