Capella

Star: Capella 

Location: RA 05hrs 15min 41.4sec 
                Declination +45 degrees 59' 53"

Chemical Components: Hydrogen, Calcium, and Helium

Spectrum Analysis of most abundant chemical (Hydrogen) 

http://www.umop.net/spctelem.htm

Stellar Classification: K0III

http://astropixels.com/stars/Capella-01.html

References:

http://earthsky.org/brightest-stars/capella-is-the-stellar-beacon-of-auriga-the-charioteer

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

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