Giorgi Akhalaia¹, Zurab Tavadze¹, Davit Tsiklauri¹, Givi Gventsadze¹, Tea Godoladze², Giorgi Sokhadze³, Luka Tsiskarishvili³ and Zurab Javakhishvili⁴, (1)Ilia State University, Institute of Earth Sciences and National Seismic Monitoring Centre, Geodesy and Gravimetry Department, Tbilisi, Georgia, (2)Ilia State University, Institute of Earth Sciences and National Siesmic Monitoring Centre, Tbilisi, Georgia, (3)Ilia State University, Tbilisi, Georgia, (4)Ilia State University, Institute of Earth Sciences and National Seismic Monitoring Centre, Tbilisi, Georgia