The curious case of the seasonal variations of 1 Hz waves at Mars

Suranga Ruhunusiri1, Jasper S Halekas1, Jared R Espley2, Francis Epavier3, David Brain3, Christian Xavier Mazelle4, Yuki Harada1, Gina A DiBraccio2, Edward Thiemann3, Davin E Larson5, David L Mitchell5, Bruce M Jakosky3 and Ali H Sulaiman1, (1)University of Iowa, Iowa City, IA, United States, (2)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (3)Laboratory for Atmospheric and Space Physics, Boulder, CO, United States, (4)CNRS-IRAP, Toulouse, France, (5)Space Sciences Laboratory, Berkeley, CA, United States