Assessment of the impact of FORMOSAT-7/COSMIC-2 GNSS RO observations on mid- and low-latitude ionosphere specification and forecast using observing system simulation experiments

Chih-Ting Hsu, University of Colorado Boulder, Boulder, CO, United States, Tomoko Matsuo, University of Colorado Boulder, Boulder, United States; Ann and H.J. Smead Department of Aerospace Engineering Sciences, University of Colorado Boulder, Boulder, United States, Xinan Yue, Chinese Academy of Sciences, Beijing, China, Jann-Yenq G Liu, NCU National Central University of Taiwan, Center for Astronautical Physics and Engineering, Taoyuan, Taiwan and Xinan Yue, Chinese Academy of Sciences, Institute of Geology and Geophysics, Beijing, China