外屏三(雙魚座ζ,ζ Psc)是雙魚座的一個聚星系統,由雙魚座ζ A和雙魚座ζ B組成,複合星等約為+5.2。
恆星系統
主星雙魚座ζ A是一個雙星系統,呈淺黃色,視星等+5.6;
伴星雙魚座ζ B也是一個雙星系統,呈淺紅色。視星等+6.3。
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