PPM-XL Bright M Dwarfs Catalog
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https://b2find.eudat.eu/dataset/d56f35b3-de55-5256-b8f6-d3f5a5caf67d
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Using the Position and Proper Motion Extended-L (PPMXL) catalog, the authors have used optical and near-infrared color cuts together with a reduced proper motion cut to find...
