A-type star · white star

Kappa² CrA

Kappa² CrA is a white star in the constellation Corona Australis 154 ly from Earth. Its surface is about 9,882 K, about 1.7 times the Sun's surface temperature, and it shines at 5.81× the Sun's brightness. At magnitude 6.3 it is within reach of 50 mm binoculars; the light you see left it 154 years ago.

154 lybrightness mag 6.31B8

Also catalogued as HR 6953 · HD 170867 · HIP 90969

9,882 K
temperature
6.31
apparent magnitude
5.81× ☉
luminosity vs Sun
B8
spectral type
Distance & comparison with our Sun
154 years
at light speed from Earth
1.71×
as hot as the Sun
5.81×
the Sun's light output
2.94
absolute magnitude
Explore from here · roam the neighborhood
Kappa² CrAA-type
Sky regionCorona Australisthis direction
StarEta Sgr13 ly
StarKaus Australis16 ly
StarHR 674925 ly
StarBeta CrAstar
StarGamma CrAstar
Nearest stars
Bright stars in Corona Australis
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.3To see it 50 mm binocularsLook toward Corona Australis

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.