Institution: | 1.Special Astrophysical Observatory,Russian Academy of Sciences,Nizhnii Arkhyz,Russia;2.Kazan (Volga Region) Federal University,Kazan,Russia;3.Crimean Astrophysical Observatory,Nauchnyi, Crimea,Russia;4.Astronomical Observatory,I. I. Mechnikov Odessa National University,Odessa,Ukraine;5.V. I. Vernadsky Crimean Federal University,Simferopol, Crimea,Russia;6.Instituto de Astronomia,Universidad Catolica del Norte,Antofagasta,Chile;7.Main (Pulkovo) Astronomical Observatory,St. Petersburg,Russia;8.Aryabhatta Research Institute of Observational Sciences,Nainital,India;9.Sobolev Astronomical Institute,St. Petersburg State University,St. Petersburg,Russia |