Complex Seasonal and Secular Signals in Antarctic GNSS Time Series

David Michael Saddler1, Terry J. Wilson2, Michael G Bevis3, Eric C Kendrick4, Demian Gomez4, Stephanie Ann Konfal5 and Peter Matheny4, (1)Ohio State University Main Campus, Columbus, OH, United States, (2)The Ohio State University, School of Earth Sciences, Columbus, United States, (3)Ohio State University Main Campus, Columbus, United States, (4)Ohio State University, Columbus, United States, (5)The Ohio State University, Columbus, OH, United States