An Etymological Dictionary of Astronomy and Astrophysics
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فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Number of Results: 1 Search : WO Wolf-Rayet
WO Wolf-Rayet
  وُلف-رایه‌ی ِ WO   
Wolf-Rayet-e WO

Fr.: Wolf-Rayet WO   

A → Wolf-Rayet star whose spectrum shows emission lines of carbon and strong emission lines of oxygen O VI 3811-34 Å. In theoretical models, a W-R star whose carbon abundance at surface is larger than nitrogen abundance and has the abundance ratio (C + O) / He > 1 (in number).

W short for Wolf-Rayet star, O for → oxygen.