Simultaneous occurrence of internally and externally driven ULF waves in the magnetosphere.

Simone Di Matteo1, Umberto Villante2, Nicholeen M Viall3 and Larry Kepko3, (1)Catholic University of America at NASA Goddard Space Flight Center, Solar Physics Laboratory, Code 671, Greenbelt, MD, United States, (2)University of L'Aquila, Department of Physical and Chemical Sciences, L'Aquila, Italy, (3)NASA GSFC, Greenbelt, MD, United States