USNO-B1 Catalogue
收藏B2FIND2026-04-28 收录
下载链接：
https://b2find.eudat.eu/dataset/7004dc1f-3b74-525f-b9cf-649108d50d36
下载链接
链接失效反馈官方服务：
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...
