Hilary Lauren Egan, University of Colorado Boulder, Astrophysical and Planetary Science, Boulder, CO, United States, Riku Jarvinen, Aalto University, School of Electrical Engineering, Department of Electronics and Nanoengineering, Espoo, Finland, Yingjuan Ma, University of California Los Angeles, Los Angeles, CA, United States, Mats Holmström, IRF Swedish Institute of Space Physics Kiruna, Kiruna, Sweden and David Brain, Laboratory for Atmospheric and Space Physics, University of Colorado Boulder, Boulder, CO, United States