1.85
Apparent Mag143
Distance (ly)B9.5III
Spectral Type9,960
Temperature (K)Kaus Australis is the brightest star in Sagittarius and marks the base of the Archer's bow.
Stellar Data
Apparent Magnitude1.85
Absolute Magnitude-1.44
Distance143 light-years
Spectral TypeB9.5III
Temperature9,960 K
Luminosity375 L☉
Radius6.8 R☉
Mass3.52 M☉
Right Ascension18h 24m 10.3s
Declination-34° 23′ 04.6″
ConstellationSagittarius
Notable Facts
- Kaus Australis is the brightest star in Sagittarius
- Its name means southern bow in Arabic-Latin
- It has an infrared excess suggesting a circumstellar debris disk