2MASS6X H (1.66um) survey collection
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During the final months of 2MASS observatory operations, a campaign of targeted "long exposure" observations was carried out during times when no previously unscanned parts of...
在2微米全天巡天（Two Micron All-Sky Survey，2MASS）观测运行的最后数月期间，一项靶向性“长曝光”观测计划于无任何此前未被扫描区域的时段内开展，针对……
