Chalachew Kindie Mengist(Department of Astronomy, Space Science and Geology, Chungnam National University, Department of Physics, Adama Science and Technology University)
Yong Ha Kim(Department of Astronomy, Space Science and Geology, Chungnam National University)
Corresponding Author
Baylie Damtie Yeshita(Washera Geospace and Radar Science Laboratory, Bahir Dar University)
Abyiot Bires Workayehu(Washera Geospace and Radar Science Laboratory, Bahir Dar University)
