Mojtaba Akhavan-Tafti¹, Minna Palmroth², James A Slavin³, Markus Batttarbee², Urs Ganse², Maxime Grandin², Guan Le⁴ and Daniel J Gershman⁵, (1)University of Michigan Ann Arbor, Climate and Space Sciences and Engineering, Ann Arbor, MI, United States, (2)University of Helsinki, Department of Physics, Helsinki, Finland, (3)University of Michigan Ann Arbor, Department of Climate and Space Sciences and Engineering, Ann Arbor, MI, United States, (4)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (5)NASA Goddard Space Flight Center, Heliophysics Science Division, Greenbelt, MD, United States