Large Quasar Astrometric Catalogue 3 (LQAC-3)
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https://b2find.eudat.eu/dataset/2fb58948-4292-552f-b5c2-4218dc475190
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From an astrometric point of view, quasars constitute quasi-ideal reference objects in the celestial sphere, with an a priori absence of proper motion. Since the second release...
