Tokyo Photoelectric Meridian Circle Catalog 90-93
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The sixth annual catalog of the Tokyo PMC is presented for 6649 stars which were observed at least two times in January 1990 through March 1993. The mean positions of the stars...
东京PMC（Tokyo PMC）第六届年度星表收录了1990年1月至1993年3月期间至少被观测两次的6649颗恒星。本星表给出了这些恒星的平均位置……
