Open clusters absolute proper motions. I.
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Mean proper motions and parallaxes of 205 open clusters were determined from their member stars found in the Hipparcos () Catalogue. 360 clusters were searched for possible...
基于依巴谷（Hipparcos）星表中发现的成员星，本研究测定了205个疏散星团的平均自行与视差。本次研究共对360个疏散星团展开了潜在成员的搜寻工作……
