B-type star · blue-white star

Kappa² Aps

Kappa² Aps is a blue-white star in the constellation Apus 780 ly from Earth. Its surface is about 10,653 K, about 1.8 times the Sun's surface temperature, and it shines at 276× the Sun's brightness. At magnitude 5.6 it is bright enough to see with the naked eye; the light you see left it 780 years ago.

780 lybrightness mag 5.64B8IV

Also catalogued as HR 5782 · HD 138800 · HIP 76750

10,653 K

temperature

5.64

apparent magnitude

276× ☉

luminosity vs Sun

B8IV

spectral type

Distance & comparison with our Sun

780 years

at light speed from Earth

1.85×

as hot as the Sun

276×

the Sun's light output

-1.25

absolute magnitude

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Kappa² ApsB-type

Sky regionApusthis direction

Nearest stars

Bright stars in Apus

Can you see it tonight?

VISIBLE TO THE NAKED EYE

Brightness mag 5.6To see it no equipment neededLook toward Apus

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.