A-type star · white star

HR 3964

HR 3964 is a white star in the constellation Vela 294 ly from Earth. Its surface is about 9,641 K, about 1.7 times the Sun's surface temperature, and it shines at 25.37× the Sun's brightness. At magnitude 6.1 it is within reach of 50 mm binoculars; the light you see left it 294 years ago.

294 lybrightness mag 6.11A0V

Also catalogued as HD 87363 · HIP 49259

9,641 K
temperature
6.11
apparent magnitude
25.37× ☉
luminosity vs Sun
A0V
spectral type
Distance & comparison with our Sun
294 years
at light speed from Earth
1.67×
as hot as the Sun
25.37×
the Sun's light output
1.34
absolute magnitude
Explore from here · roam the neighborhood
HR 3964A-type
Sky regionVelathis direction
StarHR 392722 ly
StarHR 391032 ly
StarHR 409940 ly
StarGamma² Velstar
StarAlsephinastar
Nearest stars
Bright stars in Vela
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.1To see it 50 mm binocularsLook 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.