A-type star · white star

HR 5357

HR 5357 is a white star in the constellation Centaurus 240 ly from Earth. Its surface is about 9,205 K, about 1.6 times the Sun's surface temperature, and it shines at 19.97× the Sun's brightness. At magnitude 5.9 it is bright enough to see with the naked eye; the light you see left it 240 years ago.

240 lybrightness mag 5.93A1V

Also catalogued as HD 125283 · HIP 69995

9,205 K
temperature
5.93
apparent magnitude
19.97× ☉
luminosity vs Sun
A1V
spectral type
Distance & comparison with our Sun
240 years
at light speed from Earth
1.59×
as hot as the Sun
19.97×
the Sun's light output
1.60
absolute magnitude
Explore from here · roam the neighborhood
HR 5357A-type
Sky regionCentaurusthis direction
StarPsi Cen20 ly
StarHR 522433 ly
StarHR 548933 ly
StarMenkentstar
StarGamma Censtar
Nearest stars
Bright stars in Centaurus
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.9To see it no equipment neededLook toward Centaurus

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.