外屏二(ε Psc,雙魚座ε)是雙魚座的一顆黃橙恆星,距離地球約190光年。它的光譜型為G9III或K0III,這說明它的表面溫度約為5,000開。它是一顆普通的巨星,比太陽表面溫度稍低,但是比太陽更亮、更大。[2] 它被懷疑是是一個雙星系統,兩顆成員星有相同的星等,兩星距離0.25弧秒。[3]
參考資料
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