Zeta Canis Majoris Furud Phurud

Zeta Canis Majoris (ζ CMa / ζ Canis Majoris) is a spectroscopic binary in the constellation Canis Major. It also has the traditional name Furud or Phurud, from the arabic فرد al-furud meaning the solitary ones. ζ Canis Majoris is approximately 336 light years from Earth.
The primary component, ζ Canis Majoris A, is a blue-white B-type main sequence dwarf with an apparent magnitude of +3.02. It has an unseen companion, ζ Canis Majoris B. The two stars orbit around their common centre of mass once every 675 days