B-type star · blue-white star

HR 5197

HR 5197 is a blue-white star in the constellation Hydra 383 ly from Earth. Its surface is about 10,239 K, about 1.8 times the Sun's surface temperature, and it shines at 40.11× the Sun's brightness. At magnitude 6.2 it is within reach of 50 mm binoculars; the light you see left it 383 years ago.

383 lybrightness mag 6.19A0V

Also catalogued as HD 120455 · HIP 67523

10,239 K
temperature
6.19
apparent magnitude
40.11× ☉
luminosity vs Sun
A0V
spectral type
Distance & comparison with our Sun
383 years
at light speed from Earth
1.77×
as hot as the Sun
40.11×
the Sun's light output
0.84
absolute magnitude
Explore from here · roam the neighborhood
HR 5197B-type
Sky regionHydrathis direction
Star3 Cen46 ly
StarHR 508055 ly
Star52 Hya57 ly
StarGamma Hyastar
StarZeta Hyastar
Nearest stars
Bright stars in Hydra
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.2To 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.