Betelgeuse

Betelgeuse

Betelgeuse , also known by its Bayer designation Alpha Orionis (shortened to α Orionis or α Ori), is the ninth-brightest star in the night sky.

Location:Right Ascension--  05h 55m 10.3053s
Declination-- +07° 24′ 25.426″

Chemical make up: 

Metals 

Titanium oxide

 
Spectrum analysis:

(source)

Stellar Classification:

M2 Iab 

Sources (1  2  3)