What type of star is Kaus Australis?
Contents
What type of star is Kaus Australis?
B9.5 III
Epsilon Sagittarii/Spectral type
How bright is Kaus Australis?
1.85
Epsilon Sagittarii/Magnitude
Kaus Australis visual magnitude is 1.85, making it the 36th brightest star in the sky. Thanks to its high brightness, Kaus Australis is clearly visible when observed from locations with dark skyes, and should be also quite easily visible from light polluted areas.
What is Kaus Australis temperature?
9,960 K
Epsilon Sagittarii/Surface temperature
What is the luminosity of Kaus Australis?
With an apparent magnitude of 1.85, it is the constellation’s brightest star. It lies at a distance of 143 light years from Earth. Kaus Australis is one of the three stars marking the Archer’s bow….Epsilon Sagittarii A.
Mass | 3.515 ± 0.138 M☉ |
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Luminosity | 363 L☉ |
Radius | 6.8 R☉ |
Temperature | 9,960 K |
Age | 232 million years |
What does Kaus mean?
The roots of the distinguished German surname Kaus lie in the region of Bavaria. The name is derived from the German word “Gasse,” meaning “street, alley,” and denotes someone who lives either on the main road of the village or in an alley.
What color is Nunki?
Nunki, Sigma Sagittarii (σ Sgr), is a hot blue-white main sequence star located in the constellation Sagittarius.
How old is Kaus Australis?
around 232 million years ago
Kaus Australia formed at around 232 million years ago. It is quite a young star, much younger than our sun.
Is Nunki a red giant?
Nunki is a hydrogen-fusing dwarf with a mass 7.8 times that of the Sun and a radius 4.5 times solar. It is 3,300 times more luminous than the Sun, with a surface temperature of 18,890 K. At the end of its life cycle, it will turn into a white dwarf with a mass comparable to that of the Sun.
When can Sagittarius be seen in the night sky?
Sagittarius constellation can be seen from January to November but can be found high in the sky at 21:00 during the month of August: Early evening viewers (before 21:00) can find the constellation from July in the eastern sky until November in the western sky.
How old is Nunki?
Nunki – Sigma Sagittarii
Spectral class | B2.5 V |
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Temperature | 18,890 K |
Age | 31.4 ± 0.4 million years |
Rotational velocity | 165 km/s |
Constellation | Sagittarius |