B-type star · blue-white star

Omicron Hya

Omicron Hya is a blue-white star in the constellation Hydra 449 ly from Earth. Its surface is about 11,092 K, about 1.9 times the Sun's surface temperature, and it shines at 217× the Sun's brightness. At magnitude 4.7 it is bright enough to see with the naked eye; the light you see left it 449 years ago.

449 lybrightness mag 4.70B9V

Also catalogued as HR 4494 · HD 101431 · HIP 56922

11,092 K
temperature
4.70
apparent magnitude
217× ☉
luminosity vs Sun
B9V
spectral type
Distance & comparison with our Sun
449 years
at light speed from Earth
1.92×
as hot as the Sun
217×
the Sun's light output
-0.99
absolute magnitude
Explore from here · roam the neighborhood
Omicron HyaB-type
Sky regionHydrathis direction
StarHR 452419 ly
StarHR 441133 ly
StarHR 447041 ly
StarGamma Hyastar
StarZeta Hyastar
Nearest stars
Bright stars in Hydra
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 4.7To 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.