Laura Crews¹, James M Thomson², Andrew R Mahoney³, Ruth Branch⁴, Zhaoqing Yang⁴ and Martin Henke⁵, (1)University of Alaska Fairbanks, Geophysical Institute, Fairbanks, United States, (2)Applied Physics Laboratory University of Washington, Seattle, United States, (3)University of Alaska Fairbanks, Geophysical Institute, Fairbanks, AK, United States, (4)Pacific Northwest National Laboratory, Seattle, United States, (5)Pacific Northwest National Laboratory, Anchorage, United States