Elizabeth H Madden¹, Thomas Ulrich², Stefan Vater³, Joern Behrens⁴, Ylona van Dinther⁵, Iris van Zelst⁶, Eric Jameson Fielding⁷, Cunren Liang⁸ and Alice-Agnes Gabriel², (1)Universidade de Brasília, Observatório Sismológico - Instituto de Geociências, Brasília, Brazil, (2)Ludwig Maximilians University of Munich, Munich, Germany, (3)Freie Universität Berlin, Institut für Mathematik, Berlin, Germany, (4)University of Hamburg, Hamburg, Germany, (5)Utrecht University, Earth Sciences, Utrecht, Netherlands, (6)ETH Swiss Federal Institute of Technology Zurich, Department of Earth Sciences, Zurich, Switzerland, (7)Jet Propulsion Lab Caltech, Pasadena, CA, United States, (8)California Institute of Technology, Pasadena, CA, United States