USNO-B Catalog ConeSearch
收藏B2FIND2026-04-28 收录
下载链接：
https://b2find.eudat.eu/dataset/2b351b78-0468-512e-b5d1-9eb733c349ce
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资源简介：
USNO-B is an all-sky catalog that presents positions, proper motions, magnitudes in various optical passbands, and star/galaxy estimators for 1,042,618,261 objects derived from...
