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来自维基百科,自由的百科全书
捲舌二,即英仙座ε(ε Persei),是一個位於英仙座的聯星系統,距離地球約540光年。
捲舌二主星是一顆藍色B0.5V型主序星,視星等為2.90。伴星的光譜類型是A2V,視星等3.92。捲舌二主星的質量約有14個太陽質量,半徑是太陽的7倍,亮度是太陽的25,000倍,年齡大約只有1000萬年。
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