HⅠ emission from the red giant Y CVn with the VLA and FAST

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有大数组(VLA ) 的成像研究揭示了嗨与扩大 circumstellar 联系的排放红轰炸巨人。我们分析光谱在 Y CVn 上获得的地图, Asymptotic 巨人上的一颗 J 类型碳星分叉。HI 线侧面能与源于和本地星际的媒介的星的流出的相互作用的分开的壳的一个模型一起被解释。我们复制光谱由在空间沿着相应于星运动的一个方向介绍失真的地图。我们然后使用这试穿模仿从 Five-hundred-meter 孔球形的收音机望远镜期望的观察(快) ,并且为改进我们对 circumstellar 壳的外部区域的
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