Astrophysics (index)

Arcturus

(fourth brightest star in the sky)

Arcturus is the brightest star in the constellation Boötis and the fourth brightest star in the sky. It is a K0 III Red Giant with an Absolute Magnitude (M) of -0.30.

Characteristics:


(star,bright star)
http://en.wikipedia.org/wiki/Arcturus
RedshiftParsecs
/Distance
Lightyears
/Lookback Years
  
~011.3pc36.7lyArcturus

Referenced by:
Red Giant
Vega

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