High-resolution spectra of Achernar
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Achernar, the closest and brightest classical Be star, presents rotational flattening, gravity darkening, occasional emission lines due to a gaseous disk, and an extended polar...
水委一(Achernar)是距离地球最近且亮度最高的经典Be星(classical Be star),其呈现出自转扁化、引力暗化现象,偶发由气态星盘产生的发射线,以及延展的极区……



