A-type star · white star

HR 3446

HR 3446 is a white star in the constellation Hydra 310 ly from Earth. Its surface is about 8,486 K, about 1.5 times the Sun's surface temperature, and it shines at 20.47× the Sun's brightness. At magnitude 6.5 it is within reach of 50 mm binoculars; the light you see left it 310 years ago.

310 lybrightness mag 6.46A5m

Also catalogued as HD 74190 · HIP 42701

8,486 K
temperature
6.46
apparent magnitude
20.47× ☉
luminosity vs Sun
A5m
spectral type
Distance & comparison with our Sun
310 years
at light speed from Earth
1.47×
as hot as the Sun
20.47×
the Sun's light output
1.57
absolute magnitude
Explore from here · roam the neighborhood
HR 3446A-type
Sky regionHydrathis direction
Star3 Hya24 ly
StarHR 352933 ly
Star17 Hya34 ly
StarGamma Hyastar
StarZeta Hyastar
Nearest stars
Bright stars in Hydra
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.5To 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.