B-type star · blue-white star

47 Hya

47 Hya is a blue-white star in the constellation Hydra 333 ly from Earth. Its surface is about 11,343 K, about 2.0 times the Sun's surface temperature, and it shines at 75.44× the Sun's brightness. At magnitude 5.2 it is bright enough to see with the naked eye; the light you see left it 333 years ago.

333 lybrightness mag 5.20B8V

Also catalogued as HR 5250 · HD 121847 · HIP 68269

11,343 K
temperature
5.20
apparent magnitude
75.44× ☉
luminosity vs Sun
B8V
spectral type
Distance & comparison with our Sun
333 years
at light speed from Earth
1.97×
as hot as the Sun
75.44×
the Sun's light output
0.16
absolute magnitude
Explore from here · roam the neighborhood
47 HyaB-type
Sky regionHydrathis direction
StarHR 509040 ly
StarHR 535545 ly
Star3 Cen49 ly
StarGamma Hyastar
StarZeta Hyastar
Nearest stars
Bright stars in Hydra
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.2To see it no equipment neededLook 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.