Stacy Larochelle¹, Adriano Gualandi^1,2, Kristel Chanard³ and Jean-Philippe Avouac⁴, (1)California Institute of Technology, Pasadena, CA, United States, (2)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (3)IGN Institut National de l'Information Géographique et Forestière, Paris, France, (4)California Institute of Technology, Division of Geological and Planetary Sciences, Pasadena, CA, United States