B-type star · blue-white star

HR 3963

HR 3963 is a blue-white star in the constellation Hydra 509 ly from Earth. Its surface is about 10,941 K, about 1.9 times the Sun's surface temperature, and it shines at 64.03× the Sun's brightness. At magnitude 6.3 it is within reach of 50 mm binoculars; the light you see left it 509 years ago.

509 lybrightness mag 6.30B8V

Also catalogued as HD 87344 · HIP 49321

10,941 K
temperature
6.30
apparent magnitude
64.03× ☉
luminosity vs Sun
B8V
spectral type
Distance & comparison with our Sun
509 years
at light speed from Earth
1.90×
as hot as the Sun
64.03×
the Sun's light output
0.33
absolute magnitude
Explore from here · roam the neighborhood
HR 3963B-type
Sky regionHydrathis direction
StarHR 392145 ly
StarHR 398663 ly
StarHR 385868 ly
StarGamma Hyastar
StarZeta Hyastar
Nearest stars
Bright stars in Hydra
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.3To see it 50 mm binocularsLook toward Hydra

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.