A-type star · white star

HR 4947

HR 4947 is a white star in the constellation Centaurus 251 ly from Earth. Its surface is about 9,542 K, about 1.7 times the Sun's surface temperature, and it shines at 28.76× the Sun's brightness. At magnitude 5.6 it is bright enough to see with the naked eye; the light you see left it 251 years ago.

251 lybrightness mag 5.63A0V

Also catalogued as HD 113852 · HIP 64003

9,542 K
temperature
5.63
apparent magnitude
28.76× ☉
luminosity vs Sun
A0V
spectral type
Distance & comparison with our Sun
251 years
at light speed from Earth
1.65×
as hot as the Sun
28.76×
the Sun's light output
1.20
absolute magnitude
Explore from here · roam the neighborhood
HR 4947A-type
Sky regionCentaurusthis direction
StarHR 500623 ly
StarHR 479634 ly
StarHR 483637 ly
StarMenkentstar
StarGamma Censtar
Nearest stars
Bright stars in Centaurus
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.6To 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.