M 81 Chandra X-Ray Discrete Source Catalog
收藏NASA Open Data Portal2025-06-14 收录
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https://data.nasa.gov/dataset/m-81-chandra-x-ray-discrete-source-catalog
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资源简介：
A Chandra X-Ray Observatory ACIS-S imaging observation is used to study the population of X-ray sources in the nearby (3.6 Mpc) Sab galaxy M 81 (NGC 3031). A total of 177...
