Alexander Horner-Devine¹, Raul Flores Audibert², Megan E Williams³, Samuel Evan Kastner¹ and James M Thomson⁴, (1)University of Washington, Civil and Environmental Engineering, Seattle, WA, United States, (2)Universidad Técnica Federico Santa María, Valparaíso, Chile, (3)Universidad Tecnica Federico Santa Maria, Valparaiso, Chile, (4)Applied Physics Lab (UW), Seattle, WA, United States