Sub-Alfvenic/Super-Sonic Impulsive Structures in the Magnetosphere. First Results from Hybrid Fluid-Kinetic Modeling and Comparison with MMS Observations

Alexander S Lipatov1, Levon A Avanov2 and Barbara L Giles2, (1)University of Maryland Baltimore County, Baltimore, MD, United States, (2)NASA Goddard Space Flight Center, Greenbelt, MD, United States