Daniel T Welling, University of Texas at Arlington, Arlington, TX, United States, Andrew P Dimmock, Aalto University, Aalto, Finland, Lisa Rosenqvist, FOI Swedish Defence Research Agency, Stockholm, Sweden, Steven Morley, Los Alamos National Laboratory, Los Alamos, NM, United States and Emiliya Yordanova, IRF Swedish Institute of Space Physics Uppsala, Uppsala, Sweden