Simone Cesca¹, Jean Letort², Hoby N. T. Razafindrakoto¹, Sebastian Heimann¹, Eleonora Rivalta¹, Marius Isken³, Luigi Passarelli⁴, Mehdi Nikkhoo^1,5, Gesa M. Petersen⁶, Fabrice Cotton¹ and Torsten Dahm¹, (1)Helmholtz Centre Potsdam GFZ German Research Centre for Geosciences, Potsdam, Germany, (2)IRAP - Observatoire Midi Pyréenées, Toulouse, France, (3)University of Kiel, Kiel, Germany, (4)King Abdullah University of Science and Technology, Thuwal, Saudi Arabia, (5)GFZ Potsdam, Potsdam, Germany, (6)University of Potsdam, Potsdam, Germany