Proper Motions and UBV Photometry in h+{chi} Per
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Proper motions with an 80 year baseline have been determined relative to reference stars with B=13.9mag. determined for 3086 stars brighter than B=15.5mag. within an area of 50'...
以B波段13.9星等的参考星为参照,我们完成了拥有80年时间基线的天体自行(Proper motion)测定;该数据集针对50角分天区范围内、B波段亮于15.5星等的3086颗恒星完成测定,相关天区范围为……



