A-type star · white star
Kappa² Sgr
Kappa² Sgr is a white star in the constellation Sagittarius 312 ly from Earth. Its surface is about 8,155 K, about 1.4 times the Sun's surface temperature, and it shines at 44.06× the Sun's brightness. At magnitude 5.6 it is bright enough to see with the naked eye; the light you see left it 312 years ago.
Also catalogued as HR 7787 · HD 193807 · HIP 100591
8,155 K
temperature
5.64
apparent magnitude
44.06× ☉
luminosity vs Sun
A3V
spectral type
Distance & comparison with our Sun
312 years
at light speed from Earth
1.41×
as hot as the Sun
44.06×
the Sun's light output
0.74
absolute magnitude
Explore from here · roam the neighborhood
Nearest stars
Can you see it tonight?
VISIBLE TO THE NAKED EYE
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.