Institut de Physique du Globe de Strasbourg - IPGS - UMR7516, Seismological LaboratoryCalifornia Institute of Technology Pasadena California USA, Seismological LaboratoryCalifornia Institute of Technology Pasadena California USA, Seismological LaboratoryCalifornia Institute of Technology Pasadena California USA, Institut de Physique du Globe de Strasbourg - IPGS - UMR7516, Seismological LaboratoryCalifornia Institute of Technology Pasadena California USA, Seismological LaboratoryCalifornia Institute of Technology Pasadena California USA, Jet Propulsion LaboratoryCalifornia Institute of Technology Pasadena California USA, Jet Propulsion LaboratoryCalifornia Institute of Technology Pasadena California USA, Canada Centre for Mapping and Earth Observation, Natural Resources Canada Ottawa Ontario Canada, Departamento de GeofísicaUniversidad de Chile Santiago Chile, Seismological LaboratoryCalifornia Institute of Technology Pasadena California USA