B-type star · blue-white star

HR 4618

HR 4618 is a blue-white star in the constellation Centaurus 438 ly from Earth. Its surface is about 12,754 K, about 2.2 times the Sun's surface temperature, and it shines at 259× the Sun's brightness. At magnitude 4.5 it is bright enough to see with the naked eye; the light you see left it 438 years ago.

438 lybrightness mag 4.46B2IIIne

Also catalogued as HD 105382 · HIP 59173

12,754 K
temperature
4.46
apparent magnitude
259× ☉
luminosity vs Sun
B2IIIne
spectral type
Distance & comparison with our Sun
438 years
at light speed from Earth
2.21×
as hot as the Sun
259×
the Sun's light output
-1.18
absolute magnitude
Explore from here · roam the neighborhood
HR 4618B-type
Sky regionCentaurusthis direction
StarDelta Cen23 ly
StarHR 473225 ly
StarSigma Cen36 ly
StarMenkentstar
StarGamma Censtar
Nearest stars
Bright stars in Centaurus
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 4.5To 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.