XPM catalogue containing absolute proper motions for more then 280 million s...
收藏B2FIND2026-03-19 收录
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We combined data from 2MASS and USNO-A2.0 catalogues in order to derive the absolute proper motions of about 314 million stars distributed all over the sky without gaps in the V...
本研究整合了2微米全天巡天（2MASS）与美国海军天文台A2.0星表（USNO-A2.0）的数据，旨在推导得到约3.14亿颗恒星的绝对自行，这些恒星在V波段相关的全天区域内无间隙分布
