SkyRef / Stars

Kaus Australis

Magnitude 1.85, white. Comfortably visible to the naked eye from a suburban sky.

The numbers

Magnitude1.85
Colourwhite
Right ascension18.403h
Declination-34.38°
B−V index-0.03
CatalogueHR 6879

What you are looking at

Kaus Australis shines at magnitude 1.85, making it comfortably visible to the naked eye from a suburban sky. Its B−V colour index of -0.03 makes it white to the eye, corresponding to a surface temperature of around 8,000 K.

It sits at right ascension 18.40 hours and declination -34.4°. It lies south of the celestial equator and sits low for northern observers, better the further south you go.

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