Revisiting astrometric parameters of quasars in Gaia-CRF2
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DOI: 10.1051/0004-6361/201937416
Abstract: Aims. In order to check the astrometric solution quality, dependences of parallaxes and proper motions on precision, reliability, and consistency of sample solutions are studied for the quasars in the celestial reference frame of the… read more here.
Keywords: visibility periods; gaia crf2; astrometric parameters; parameters quasars ... See more keywords