Proper Motions and UBV Photometry in h+{chi} Per
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https://b2find.eudat.eu/dataset/4d73d832-7e3d-5f50-bd1e-7e1ba32587f7
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Proper motions with an 80 year baseline have been determined relative to reference stars with B=13.9mag. determined for 3086 stars brighter than B=15.5mag. within an area of 50'...
