Einstein Two-Sigma Catalog
收藏B2FIND2026-03-19 收录
下载链接：
https://b2find.eudat.eu/dataset/ed1433ac-4868-572e-b251-58051b4b3402
下载链接
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资源简介：
The X-ray sources from observations made with the Einstein Observatory (HEAO-2) Imaging Proportional Counter (IPC) that have intensities of 2-sigma or more above the background...
