Kaus Australis

20Eps Sgr

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Set at a southern declination of −34° in the constellation Sagittarius, Kaus Australis marks the base of the archer's bow. Designated Epsilon Sagittarii, it is the brightest star of Sagittarius, a blue-white B-type star with a nearly neutral B–V index of −0.031. It appears at magnitude 1.79 from a distance of 143 light-years, and its absolute magnitude of −1.42 reflects an intrinsic brightness above the Sun's. From the southern hemisphere the star rides high toward the dense star clouds of the Milky Way's centre, which lie in the direction of Sagittarius.

Propriétés physiques

Classe Spectrale B Class B — B-type (Blue-White)
Indice de couleur (B−V) -0,031

Observation

Magnitude Apparente +1.79
Magnitude Absolue -1,42
Distance 143 ly
Constellation Sagittarius

Position

Ascension droite 18h 24,17m
Déclinaison -34° 23,08′

Frequently Asked Questions

What type of star is Kaus Australis?
Kaus Australis is a Class B — B-type (Blue-White) star.
How far is Kaus Australis from Earth?
Kaus Australis is approximately 143.3 light-years from Earth.
Can you see Kaus Australis with the naked eye?
With an apparent magnitude of 1.79, Kaus Australis is visible to the naked eye.
What constellation is Kaus Australis in?
Kaus Australis is located in the constellation Sagittarius.