Astrophysics (Index)About

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 of -0.30. Characteristics:


(star,bright star,giant star)
Further reading:
http://en.wikipedia.org/wiki/Arcturus
RedshiftParsecs
/Distance
Lightyears
/Lookback Years
  
~011.3pc36.7lyArcturus
Coordinates:Arcturus
J141539.7+191056

Referenced by pages:
K-type star (K)
red giant
Vega

Index