Pre-Registration:   August 05, 2021  

Abstract submission & Final Registration:  August 20, 2021  

Manuscripts for the "Proceedings": Sep 26, 2021  

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Scientific Organizing Committee
Katya Georgieva (Space Research and Technologies Institute, Sofia, Bulgaria) - Chair
Atila Özgüc (Bogazici Univ. Kandilli Observatory, Istanbul, Turkey)
Crisan Demetrescu (Institute of Geodynamics, Romanian Academy)
Dragan Roša (Zagreb Astrronomical Observatory, Croatia)
Jean-Pierre Rozelot (Université Côte d’Azur)
Nat Gopalswamy (NASA Goddard Space Flight Center)
Olga Malandraki (IAASARS, National Observatory of Athens, Greece)
Petra Koucká-Knižová (Institute of Atmospheric Physics, Czech Republic)
Vladimir Obridko (IZMIRAN, Moscow, Russian Federation)

Local Organizing Committee (Space Research and Technologies Institute, Sofia, Bulgaria):
Boian Kirov - Chair, Simeon Asenovski; Kostadinka Koleva; Dimitar Danov;