PPMXL Catalog

Name: PPMXL Catalog
Published: 2025-06-14T10:57:10+08:00

NASA Open Data Portal2025-06-14 收录

天体测量

多波段测光

数据链接：

https://data.nasa.gov/dataset/ppmxl-catalog 数据链接链接失效反馈

官方服务：

资源简介：

PPMXL is a catalog of positions, proper motions, 2MASS- and optical photometry of 900 million stars and galaxies, aiming to be complete down to about V=20 full-sky. It is the...

PPMXL Catalog

资源简介：

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