B-type star · blue-white star

Lambda Cen

Lambda Cen is a blue-white star in the constellation Centaurus 420 ly from Earth. Its surface is about 10,709 K, about 1.9 times the Sun's surface temperature, and it shines at 823× the Sun's brightness. At magnitude 3.1 it is bright enough to see with the naked eye; the light you see left it 420 years ago.

420 lybrightness mag 3.11B9II:

Also catalogued as HR 4467 · HD 100841 · HIP 56561

10,709 K
temperature
3.11
apparent magnitude
823× ☉
luminosity vs Sun
B9II:
spectral type
Distance & comparison with our Sun
420 years
at light speed from Earth
1.86×
as hot as the Sun
823×
the Sun's light output
-2.44
absolute magnitude
Explore from here · roam the neighborhood
Lambda CenB-type
Sky regionCentaurusthis direction
StarHR 440123 ly
StarMu Mus31 ly
StarHR 461532 ly
StarMenkentstar
StarGamma Censtar
Nearest stars
Bright stars in Centaurus
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 3.1To 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.