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Theta Scorpii

Proper NameSargas
Bayer DesignationTheta Scorpii
Flamsteed NumberNone
HR (BSC)6553
Right Ascension17h 37m 19s
Declination-42° 59' 52"
Distance300 light years
92 parsecs
MagnitudeApparent: +1.9
Absolute: -3.0
Spectral ClassF1II bright yellow bright giant
Optimum VisibilityJune / July
NotesThis bright giant star is in the later stages of its life, and gradually cooling. The main F-type giant of the system, Theta Scorpii A, rotates on its axis sufficiently fast to flatten it into an oblate shape. It has a binary companion star, designated Theta Scorpii B.
Relative Galactic Position of Sargas

The Galactic position and direction of Sargas relative to Earth's Sun. Note that, at this extreme scale, the two stars are effectively in the same place.

Sargas lies in the far south of Scorpius, near its borders with Ara and the Southern Crown. It is a binary star that shines with a yellow-white light, some three hundred light years away from the Sun.


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