JongYeon Yun4
1 Korea Astronomy and Space Science Institute (KASI), 776 Daedeok-daero, Yuseong-gu Daejeon, South Korea,2Department of Astronomy and Space Science, Korea University of Science and Technology (UST), 776 Daedeok-daero, Yuseong-gu, Daejeon, Korea, 3 Department of Astronomy, Space Science and Geology, Chungnam National University (CNU), 99 Daehak-ro, Yuseong-gu, Daejeon, South Korea, 4 Korea Space Weather Center (KSWC), 198-6 Gwideok-ro Hallim-eup Jeju, South Korea