Results of obs with the 6-inch transit circle

This catalog is a compilation of seven catalogs of positions derived from observations with the six-inch transit circle of the U. S. Naval Observatory. The observations were...本星表为基于美国海军天文台六英寸子午环观测所得数据所生成的七个天体位置星表的汇编。本次观测的相关数据为……