Arcturus

Famous Stars

Arcturus

I chose famous stars to research next because I am very interested in learning about the stars I’ve seen every night, but never knew anything about.

As the fourth brightest star in the sky, it has been significant to astronomers for centuries. It is in the constellation of  Boötes is the brightest star in the northern hemisphere.In Mesopotamia, it was linked to the god Enlil. It has likely exhausted its hydrogen from its core and is now in its active hydrogen burning phase.

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Star: Arcturus ( Alpha Boötis  )

Chemical Components: metals and Titanium oxide (TiO2)

Spectrum Analysis (of most abundant component: Titanium):

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Location: Right Ascension- 14h 15m 39.7s

                 Declination- +19° 10′ 56″

Stellar Classification: K0III

      Red giant star

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References: https://en.wikipedia.org/wiki/Arcturus

http://www.astronoo.com/en/stars.html

http://www.astronoo.com/en/brightest-stars.html