Kaus Australis
20Eps Sgr
Kaus Australis is a B-type (Blue-White) star located in the constellation Sagittarius. It carries the designation 20Eps Sgr.
Located approximately 143.3 light-years from Earth, Kaus Australis resides within the broader disk of our Milky Way galaxy.
Kaus Australis is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
Kaus Australis has an apparent magnitude of +1.79, making it a bright and prominent star that is readily visible to the naked eye. It is one of the more conspicuous stars in its region of the sky. Observers will note its blue hue, which corresponds to a B-V color index of -0.031.
Physical Properties
| Spectral Class | Class B — B-type (Blue-White) |
| Color Index (B−V) | -0.031 |
Observation
| Apparent Magnitude | +1.79 |
| Absolute Magnitude | -1.42 |
| Distance | 143 ly |
| Constellation | Sagittarius |
Position
| Right Ascension | 18h 24.17m |
| Declination | -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.