Simbad heatmap - all objects survey collection
收藏B2FIND2026-04-04 收录
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https://b2find.eudat.eu/dataset/fa08b09d-c0d2-5378-b9d2-291d7dbc7368
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This is the density map of objects in SIMBAD database, weighted by the number of citations, as of January 2023
