A-type star · white star

HR 4553

HR 4553 is a white star in the constellation Hydra 242 ly from Earth. Its surface is about 9,135 K, about 1.6 times the Sun's surface temperature, and it shines at 16.29× the Sun's brightness. At magnitude 6.2 it is within reach of 50 mm binoculars; the light you see left it 242 years ago.

242 lybrightness mag 6.17A2V

Also catalogued as HD 103266 · HIP 57971

9,135 K
temperature
6.17
apparent magnitude
16.29× ☉
luminosity vs Sun
A2V
spectral type
Distance & comparison with our Sun
242 years
at light speed from Earth
1.58×
as hot as the Sun
16.29×
the Sun's light output
1.82
absolute magnitude
Explore from here · roam the neighborhood
HR 4553A-type
Sky regionHydrathis direction
StarHR 447319 ly
StarHR 463119 ly
StarHR 437233 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.