Alexander Stott¹, Constantinos Charalambous², William T Pike², John McClean¹, Tristram Warren³, Raphael F. Garcia⁴, Philippe Henri Lognonné⁵, Nicholas A Teanby⁶, Naomi Murdoch⁷, Donald J Banfield⁸, Aymeric Spiga⁹, Ian M Standley¹⁰, Simon B Calcutt¹¹, W Bruce Banerdt¹² and The TWINS Team, (1)Imperial College London, London, United Kingdom, (2)Imperial College London, London, SW7, United Kingdom, (3)Oxford University, Physics, Oxford, United Kingdom, (4)Institut Supérieur de l'Aéronautique et de l'Espace, DEOS/SSPA, Toulouse Cedex 04, France, (5)Université de Paris, Institut de physique du globe de Paris, CNRS, Paris, France, (6)University of Bristol, Bristol, United Kingdom, (7)Institut Superieur de l’Aeronautique et de l’Espace, Toulouse, France, (8)Cornell University, Center for Radiophysics and Space Research, Ithaca, NY, United States, (9)Laboratoire de Météorologie Dynamique UPMC, Paris, France, (10)Kinemetrics Inc, Pasadena, CA, United States, (11)University of Oxford, Oxford, United Kingdom, (12)NASA Jet Propulsion Laboratory, Pasadena, CA, United States