Fedorov, P.Myznikov, A.Akhmetov, V.2011-10-042011-10-042009Fedorov P. Absolute proper motions of 280 millions stars from 2MASS and USNOA2.0 data / P. Fedorov, A. Myznikov, V. Akhmetov // Institute of Astronomy of Kharkiv V. N. Karazin National University. – Kharkiv, 2009. – P. 45 – 47https://ekhnuir.karazin.ua/handle/123456789/4686en2MASS cataloguedUSNO-A2.0 catalogueаbsolute proper motionsArticle