Drag Effects in the Upper Thermosphere: New Insights into Momentum Sources of the Ionosphere-Thermosphere System

Vicki Hsu, University of Colorado at Boulder, CIRES, NCEI, NOAA, Boulder, CO, United States, Jeffrey P Thayer, University of Colorado at Boulder, Smead Aerospace Engineering Sciences, Boulder, United States, Wenbin Wang, High Altitude Observatory, Boulder, CO, United States and Alan Geoffrey Burns, National Center for Atmospheric Research, High Altitude Observatory, Boulder, CO, United States