December anomaly in ionosphere using FORMOSAT-3/COSMIC electron density profiles

Gerelmaa Dashnyam, Self Employed, Ulaanbaatar, Mongolia, Charles Lin, National Cheng Kung University, Department of Earth Sciences, Tainan, Taiwan, P K Rajesh, NCKU National Cheng Kung University, Department of Earth Sciences, Tainan, Taiwan and Jia-Ting Lin, National Cheng Kung University, Tainan, Taiwan