1. Institute of Geophysics, ETH Zürich, Sonneggstrasse 5, 8092 Zürich, Switzerland, vandriel@erdw.ethz.ch
2. Swiss Seismological Service, ETH Zürich, Sonneggstrasse 5, 8092 Zürich, Switzerland
3. Université Côte d’Azur, Observatoire de la Côte d’Azur, CNRS, IRD, Géoazur, 250 rue Albert Einstein, 06560 Valbonne, France
4. Department of Geology and Geophysics, University of Utah, Frederick Albert Sutton Building, 115 S 1460 E #383, Salt Lake City, Utah 84112 U.S.A.
5. Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Drive, Pasadena, California 91109 U.S.A.
6. Institute of Geophysics, University of Hamburg, Bundesstrasse 55, 20146 Hamburg, Germany
7. Also at Swiss Seismological Service, ETH Zürich, Sonneggstrasse 5, 8092 Zürich, Switzerland.
8. Faculty of Geosciences, Institute of Geology, Mineralogy and Geophysics, Ruhr University Bochum, Universitätsstraße 150, 44801 Bochum, Germany
9. Institut de Physique du Globe de Paris, Sorbonne Paris Cité, Université Paris Diderot, 35 rue Hélène Brion, 75013 Paris, France
10. Department of Earth Sciences, University of Oxford, South Parks Road, Oxford OX1 3AN, United Kingdom
11. ISAE‐SUPAERO, Université de Toulouse, DEOS/ SSPA, 10 Avenue Edouard Belin, 31400 Toulouse, France
12. Department of Earth and Atmospheric Sciences, University of Houston, 3507 Cullen Boulevard, Room 312, Houston, Texas 77204‐5007 U.S.A.
13. Max‐Planck‐Institut für Sonnensystemforschung, Justus‐von‐Liebig‐Weg 3, 37077 Göttingen, Germany
14. Now at Institute of Geology and Mineralogy, University of Cologne, Vinzenz‐Pallotti‐Straße 26, 51429 Bergisch Gladbach, Germany.
15. Also at Karlsruhe Institute of Technology (KIT), Geophysical Institute, Hertzstraße 16, 76187 Karlsruhe, Germany.
16. CEREMA Méditerranée, project team MOUVGS, 500 route des Lucioles, 06903 Sophia Antipolis, France
17. Centre National d’Etudes Spatiales, 18 Avenue Edouard Belin, 31400 Toulouse, France
18. Institut of Earth Sciences Jaume Almera‐CSIC, C/Lluís Solé i Sabarís s/n, 08028 Barcelona, Spain
19. Laboratoire de Météorologie Dynamique (LMD/IPSL), Sorbonne Université, Centre National de la Recherche Scientifique, École Polytechnique, École Normale Supérieure, Campus Pierre et Marie Curie, BC99, 4 place Jussieu, 75005 Paris, France
20. Institut de Physique du Globe de Paris, 1 rue Jussieu, 75252 Paris, Cedex 5, France
21. NASA Marshall Space Flight Center, ST13/NSSTC 2047, Huntsville, Alabama 35805 U.S.A.
22. Department of Physics, University of Colorado Boulder, 390 UCB, Boulder, Colorado 80309‐0390 U.S.A.