2015 AGU Fall Meeting

December 14 - 18, 2015

Thomas Roatsch¹, Elke Kersten², Klaus-Dieter Matz³, Frank Preusker², Frank Scholten¹, Ralf Jaumann¹, Carol A Raymond⁴ and C. T. Russell⁵, (1)German Aerospace Center DLR Berlin, Berlin, Germany, (2)German Aerospace Center (DLR), Berlin, Germany, (3)German Aerospace Center, Berlin, Germany, (4)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (5)University of California Los Angeles, Los Angeles, CA, United States

Lucy-Ann McFadden¹, Ottaviano Ruesch^1,2, Harald Hiesinger³, Jennifer E. C. Scully⁴, Thomas Kneissl⁵, Kynan Hughson⁶, David A Williams⁷, Thomas Roatsch⁸, Frank Preusker⁸, Nico Schmedemann⁵, Simone Marchi⁹, Ralf Jaumann⁸, Andreas Nathues¹⁰, Carol A Raymond⁴, Christopher T Russell¹¹ and The Dawn Science Team, (1)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (2)GSFC/Oak Ridge Associated Universities, Planetary Systems Laboratory, Greenbelt, MD, United States, (3)University of Münster, Münster, Germany, (4)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (5)Free University of Berlin, Berlin, Germany, (6)University of California Los Angeles, Los Angeles, CA, United States, (7)Arizona State University, Tempe, AZ, United States, (8)German Aerospace Center DLR Berlin, Berlin, Germany, (9)Southwest Research Institute Boulder, Boulder, CO, United States, (10)Max Planck Institute for Solar System Research, Katlenburg-Lindau, Germany, (11)University of California Los Angeles, IGPP/EPSS, Los Angeles, CA, United States

Jan Hendrik Pasckert¹, Harald Hiesinger¹, David A Williams², David A Crown³, Scott C Mest³, Debra Buczkowski⁴, Paul Schenk⁵, Jennifer E. C. Scully⁶, Ralf Jaumann⁷, Thomas Roatsch⁷, Frank Preusker⁷, Thomas Platz⁸, Andreas Nathues⁸, Martin Hoffmann⁸, Simone Marchi⁹, Maria Cristina De Sanctis¹⁰, Christopher T Russell¹¹ and Carol A Raymond⁶, (1)University of Münster, Münster, Germany, (2)Arizona State University, Tempe, AZ, United States, (3)Planetary Science Institute Tucson, Tucson, AZ, United States, (4)JHU Applied Physics Laboratory, Laurel, MD, United States, (5)Lunar and Planetary Institute, Houston, TX, United States, (6)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (7)German Aerospace Center DLR Berlin, Berlin, Germany, (8)Max Planck Institute for Solar System Research, Katlenburg-Lindau, Germany, (9)Southwest Research Institute Boulder, Boulder, CO, United States, (10)IAPS-INAF, Rome, Italy, (11)University of California Los Angeles, IGPP/EPSS, Los Angeles, CA, United States

Thomas Kneissl¹, Nico Schmedemann¹, Adrian Neesemann², David A Williams³, David A Crown⁴, Scott C Mest⁴, Debra Buczkowski⁵, Jennifer E. C. Scully⁶, Alessandro Frigeri⁷, Ottaviano Ruesch⁸, Harald Hiesinger⁹, Sebastian H.G. Walter¹, Ralf Jaumann¹⁰, Thomas Roatsch¹⁰, Frank Preusker¹⁰, Andreas Nathues¹¹, Thomas Platz¹¹, Martin Hoffmann¹¹, Michael Schäfer¹¹, Maria Cristina De Sanctis⁷, Carol A Raymond⁶ and Christopher T Russell¹², (1)Free University of Berlin, Berlin, Germany, (2)FU, Berlin, Germany, (3)Arizona State University, Tempe, AZ, United States, (4)Planetary Science Institute Tucson, Tucson, AZ, United States, (5)JHU Applied Physics Laboratory, Laurel, MD, United States, (6)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (7)IAPS-INAF, Rome, Italy, (8)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (9)University of Münster, Münster, Germany, (10)German Aerospace Center DLR Berlin, Berlin, Germany, (11)Max Planck Institute for Solar System Research, Katlenburg-Lindau, Germany, (12)University of California Los Angeles, IGPP/EPSS, Los Angeles, CA, United States

Jennifer E. C. Scully¹, Carol A Raymond¹, David A Williams², Debra Buczkowski³, Scott C Mest⁴, Kynan Hughson⁵, Christopher T Russell⁶, Thomas Kneissl⁷, Ottaviano Ruesch⁸, Alessandro Frigeri⁹, Jean Philippe Combe¹⁰, Paul Schenk¹¹, Ralf Jaumann¹², Thomas Roatsch¹², Frank Preusker¹³, Thomas Platz¹⁴, Andreas Nathues¹⁴, Martin Hoffmann¹⁴, Michael Schäfer¹⁴, Ryan S Park¹⁵, Simone Marchi¹⁶ and Maria Cristina De Sanctis⁹, (1)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (2)Arizona State University, Tempe, AZ, United States, (3)JHU Applied Physics Laboratory, Laurel, MD, United States, (4)Planetary Science Institute Tucson, Tucson, AZ, United States, (5)University of California Los Angeles, Los Angeles, CA, United States, (6)University of California Los Angeles, IGPP/EPSS, Los Angeles, CA, United States, (7)Free University of Berlin, Berlin, Germany, (8)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (9)IAPS-INAF, Rome, Italy, (10)Bear Fight Institute, Winthrop, WA, United States, (11)Lunar and Planetary Institute, Houston, TX, United States, (12)German Aerospace Center DLR Berlin, Berlin, Germany, (13)German Aerospace Center (DLR), Berlin, Germany, (14)Max Planck Institute for Solar System Research, Katlenburg-Lindau, Germany, (15)Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, United States, (16)Southwest Research Institute Boulder, Boulder, CO, United States

Kynan Hughson¹, Christopher Russell², David A Williams³, Debra Buczkowski⁴, Scott C Mest⁵, Jennifer E. C. Scully⁶, Harald Hiesinger⁷, Thomas Platz⁸, Ottaviano Ruesch⁹, Paul Schenk¹⁰, Alessandro Frigeri¹¹, Ralf Jaumann¹², Thomas Roatsch¹², Frank Preusker¹², Andreas Nathues⁸, Martin Hoffmann⁸, Michael Schäfer⁸, Ryan S Park¹³, Simone Marchi¹⁴, Maria Cristina De Sanctis¹¹ and Carol A Raymond⁶, (1)University of California Los Angeles, Los Angeles, CA, United States, (2)Russian Academy of Sciences, Moscow, Russia, (3)Arizona State University, Tempe, AZ, United States, (4)JHU Applied Physics Laboratory, Laurel, MD, United States, (5)Planetary Science Institute Tucson, Tucson, AZ, United States, (6)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (7)University of Münster, Münster, Germany, (8)Max Planck Institute for Solar System Research, Katlenburg-Lindau, Germany, (9)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (10)Lunar and Planetary Institute, Houston, TX, United States, (11)IAPS-INAF, Rome, Italy, (12)German Aerospace Center DLR Berlin, Berlin, Germany, (13)Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, United States, (14)Southwest Research Institute Boulder, Boulder, CO, United States

Katrin Krohn¹, Ralf Jaumann¹, Andrea Naß², Katharina Otto³, Stefan Schroeder⁴, David A Williams⁵, Debra Buczkowski⁶, Scott C Mest⁷, Jennifer E. C. Scully⁸, Isabel von der Gathen¹, Elke Kersten², Klaus-Dieter Matz¹, Carle M Pieters⁹, Frank Preusker¹, Thomas Roatsch¹, Maria Cristina De Sanctis¹⁰, Franziska Schulzeck¹, Katrin Stephan¹¹, Federico Tosi¹⁰, Roland J Wagner¹, Francesca Zambon¹⁰, Christopher Russell¹² and Carol A Raymond⁸, (1)German Aerospace Center DLR Berlin, Berlin, Germany, (2)German Aerospace Center (DLR), Berlin, Germany, (3)German Aerospace Centre (DLR), Berlin, Germany, (4)German Aerospace Center DLR Berlin, Institute of Planetary Research, Berlin, Germany, (5)Arizona State University, Tempe, AZ, United States, (6)JHU Applied Physics Laboratory, Laurel, MD, United States, (7)Planetary Science Institute Tucson, Tucson, AZ, United States, (8)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (9)Brown University, Earth, Environmental and Planetary Sciences, Providence, RI, United States, (10)IAPS-INAF, Rome, Italy, (11)German Aerospace Center, Berlin, Germany, (12)Russian Academy of Sciences, Moscow, Russia

David A Williams¹, David A Crown², Scott C Mest³, Debra Buczkowski⁴, Paul Schenk⁵, Jennifer E. C. Scully⁶, Ralf Jaumann⁷, Thomas Roatsch⁷, Frank Preusker⁸, Thomas Platz⁹, Andreas Nathues⁹, Martin Hoffmann⁹, Michael Schäfer⁹, Simone Marchi¹⁰, Maria Cristina De Sanctis¹¹, Christopher T Russell¹² and Carol A Raymond⁶, (1)Arizona State University, Tempe, AZ, United States, (2)Planetary Science Institute Tucson, Tucson, AZ, United States, (3)Planetary Science Institute, Tucson, AZ, United States, (4)JHU Applied Physics Laboratory, Laurel, MD, United States, (5)Lunar and Planetary Institute, Houston, TX, United States, (6)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (7)German Aerospace Center DLR Berlin, Berlin, Germany, (8)German Aerospace Center (DLR), Berlin, Germany, (9)Max Planck Institute for Solar System Research, Katlenburg-Lindau, Germany, (10)Southwest Research Institute Boulder, Boulder, CO, United States, (11)CNR National Institute for Astrophysics, Rome, Italy, (12)University of California Los Angeles, IGPP/EPSS, Los Angeles, CA, United States

Alessandro Frigeri, IAPS-INAF, Rome, Italy

Debra Buczkowski¹, R Aileen Yingst², David A Williams³, Scott C Mest⁴, Jennifer E. C. Scully⁵, David A Crown⁴, Paul Schenk⁶, Ralf Jaumann⁷, Thomas Roatsch⁷, Frank Preusker⁷, Thomas Platz⁸, Andreas Nathues⁸, Martin Hoffmann⁸, Michael Schäfer⁸, Simone Marchi⁹, Maria Cristina De Sanctis¹⁰, Carol A Raymond⁵ and Christopher T Russell¹¹, (1)JHU Applied Physics Laboratory, Laurel, MD, United States, (2)Planetary Science Institute, Tucson, AZ, United States, (3)Arizona State University, Tempe, AZ, United States, (4)Planetary Science Institute Tucson, Tucson, AZ, United States, (5)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (6)Lunar and Planetary Institute, Houston, TX, United States, (7)German Aerospace Center DLR Berlin, Berlin, Germany, (8)Max Planck Institute for Solar System Research, Katlenburg-Lindau, Germany, (9)Southwest Research Institute Boulder, Boulder, CO, United States, (10)IAPS-INAF, Rome, Italy, (11)University of California Los Angeles, IGPP/EPSS, Los Angeles, CA, United States

Thomas Platz¹, Andreas Nathues¹, David A Crown², Scott C Mest³, David A Williams⁴, Martin Hoffmann¹, Michael Schäfer¹, Hanna G Sizemore², R Aileen Yingst³, Ottaviano Ruesch⁵, Debra Buczkowski⁶, Thomas Kneissl⁷, Nico Schmedemann⁷, Kynan Hughson⁸, Frank Preusker⁹ and Christopher T Russell¹⁰, (1)Max Planck Institute for Solar System Research, Katlenburg-Lindau, Germany, (2)Planetary Science Institute Tucson, Tucson, AZ, United States, (3)Planetary Science Institute, Tucson, AZ, United States, (4)Arizona State University, Tempe, AZ, United States, (5)GSFC/Oak Ridge Associated Universities, Planetary Systems Laboratory, Greenbelt, MD, United States, (6)JHU Applied Physics Laboratory, Laurel, MD, United States, (7)Free University of Berlin, Berlin, Germany, (8)University of California Los Angeles, Los Angeles, CA, United States, (9)German Aerospace Center (DLR), Berlin, Germany, (10)University of California Los Angeles, IGPP/EPSS, Los Angeles, CA, United States

Franziska Schulzeck¹, Ralf Jaumann¹, Katrin Krohn¹, David A Williams², Debra Buczkowski³, Scott C Mest⁴, Jennifer E. C. Scully⁵, Isabel von der Gathen¹, Elke Kersten⁶, Klaus-Dieter Matz⁷, Andrea Naß⁶, Katharina Otto⁸, Carle M Pieters⁹, Frank Preusker⁶, Thomas Roatsch¹, Maria Cristina De Sanctis¹⁰, Stefan Schroeder¹¹, Katrin Stephan⁷, Roland J Wagner¹, Carol A Raymond⁵ and Christopher T Russell¹², (1)German Aerospace Center DLR Berlin, Berlin, Germany, (2)Arizona State University, Tempe, AZ, United States, (3)JHU Applied Physics Laboratory, Laurel, MD, United States, (4)Planetary Science Institute Tucson, Tucson, AZ, United States, (5)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (6)German Aerospace Center (DLR), Berlin, Germany, (7)German Aerospace Center, Berlin, Germany, (8)German Aerospace Centre (DLR), Berlin, Germany, (9)Brown University, Earth, Environmental and Planetary Sciences, Providence, RI, United States, (10)IAPS-INAF, Rome, Italy, (11)German Aerospace Center DLR Berlin, Institute of Planetary Research, Berlin, Germany, (12)University of California Los Angeles, IGPP/EPSS, Los Angeles, CA, United States

Scott C Mest¹, David A Williams², David A Crown³, R Aileen Yingst¹, Debra Buczkowski⁴, Paul Schenk⁵, Jennifer E. C. Scully⁶, Ralf Jaumann⁷, Thomas Roatsch⁷, Frank Preusker⁷, Thomas Platz⁸, Andreas Nathues⁸, Martin Hoffmann⁸, Michael Schäfer⁸, Simone Marchi⁹, Maria Cristina De Sanctis¹⁰, Christopher T Russell¹¹, Carol A Raymond⁶ and Dawn Instrument, Operations, and Science Teams, (1)Planetary Science Institute, Tucson, AZ, United States, (2)Arizona State University, Tempe, AZ, United States, (3)Planetary Science Institute Tucson, Tucson, AZ, United States, (4)JHU Applied Physics Laboratory, Laurel, MD, United States, (5)Lunar and Planetary Institute, Houston, TX, United States, (6)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (7)German Aerospace Center DLR Berlin, Berlin, Germany, (8)Max Planck Institute for Solar System Research, Katlenburg-Lindau, Germany, (9)Southwest Research Institute Boulder, Boulder, CO, United States, (10)IAPS-INAF, Rome, Italy, (11)University of California Los Angeles, IGPP/EPSS, Los Angeles, CA, United States

Hanna G Sizemore, Planetary Science Institute Tucson, Tucson, AZ, United States and David A Williams, Arizona State University, Tempe, AZ, United States

David A Crown¹, R Aileen Yingst², Scott C Mest², Thomas Platz³, David A Williams⁴, Debra Buczkowski⁵, Paul Schenk⁶, Jennifer E. C. Scully⁷, Ralf Jaumann⁸, Thomas Roatsch⁸, Frank Preusker⁸, Andreas Nathues³, Martin Hoffmann³, Michael Schäfer³, Simone Marchi⁹, Maria Cristina De Sanctis¹⁰, Christopher Russell¹¹ and Carol A Raymond⁷, (1)Planetary Science Institute Tucson, Tucson, AZ, United States, (2)Planetary Science Institute, Tucson, AZ, United States, (3)Max Planck Institute for Solar System Research, Katlenburg-Lindau, Germany, (4)Arizona State University, Tempe, AZ, United States, (5)JHU Applied Physics Laboratory, Laurel, MD, United States, (6)Lunar and Planetary Institute, Houston, TX, United States, (7)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (8)German Aerospace Center DLR Berlin, Berlin, Germany, (9)Southwest Research Institute Boulder, Boulder, CO, United States, (10)IAPS-INAF, Rome, Italy, (11)Russian Academy of Sciences, Moscow, Russia

Isabel von der Gathen¹, Ralf Jaumann¹, Katrin Krohn¹, Katharina Otto¹, Franziska Schulzeck¹, David A Williams², Debra Buczkowski³, Maria Cristina De Sanctis⁴, Stefan Elgner¹, Elke Kersten¹, Klaus-Dieter Matz¹, Andrea Naß¹, Frank Preusker¹, Thomas Roatsch¹, Paul Schenk⁵, Stefan Schroeder^1,6, Katrin Stephan¹, Roland J Wagner¹, Carol A Raymond⁷ and Christopher T Russell⁸, (1)German Aerospace Center DLR Berlin, Berlin, Germany, (2)Arizona State University, Tempe, AZ, United States, (3)JHU Applied Physics Laboratory, Laurel, MD, United States, (4)IAPS-INAF, Rome, Italy, (5)Lunar and Planetary Institute, Houston, TX, United States, (6)German Aerospace Center DLR Berlin, Institute of Planetary Research, Berlin, Germany, (7)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (8)University of California Los Angeles, IGPP/EPSS, Los Angeles, CA, United States

Jian-Yang Li¹, Andreas Nathues², Lucille Le Corre¹, Vishnu Reddy³, Mark V Sykes⁴, Uri Carsenty⁵, Julie C Castillo⁶, Martin Hoffmann², Ralf Jaumann⁵, Katrin Krohn⁵, Stefano Mottola⁵, Thomas H Prettyman⁷, Michael Schäfer², Paul Schenk⁸, Stefan Schroeder⁹, David A Williams¹⁰, David E Smith¹¹, Maria T Zuber¹², Alexandar S. Konopliv¹³, Ryan S Park¹⁴, Carol A Raymond⁶ and Christopher Russell¹⁵, (1)Planetary Science Institute Tucson, Tucson, AZ, United States, (2)Max Planck Institute for Solar System Research, Katlenburg-Lindau, Germany, (3)Organization Not Listed, Washington, DC, United States, (4)Planetary Science Institute Tempe, Tempe, AZ, United States, (5)German Aerospace Center DLR Berlin, Berlin, Germany, (6)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (7)Planetary Science Institute, Albuquerque, NM, United States, (8)Lunar and Planetary Institute, Houston, TX, United States, (9)German Aerospace Center DLR Berlin, Institute of Planetary Research, Berlin, Germany, (10)Arizona State University, Tempe, AZ, United States, (11)Massachusetts Institute of Technology, Cambridge, MA, United States, (12)Massachusetts Inst Tech, Cambridge, MA, United States, (13)Jet Propulsion Laboratory, Pasadena, CA, United States, (14)Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, United States, (15)Russian Academy of Sciences, Moscow, Russia

Federico Tosi¹, Francesca Zambon¹, Maria Teresa Capria¹, Filippo Giacomo Carrorro¹, Mauro Ciarniello¹, Maria Cristina De Sanctis¹, Andrea Longobardo¹, Andrea Raponi¹, Eleonora Ammannito², Jean Philippe Combe³, Harald Hiesinger⁴, Jian-Yang Li⁵, Lucy A McFadden⁶, Norbert Schorghofer⁷, Stefan Schroeder⁸, Katrin Stephan⁹, Marc Rayman¹⁰, Carol A Raymond¹⁰ and C. T. Russell², (1)IAPS-INAF, Rome, Italy, (2)University of California Los Angeles, Los Angeles, CA, United States, (3)Bear Fight Institute, Winthrop, WA, United States, (4)University of Münster, Münster, Germany, (5)Planetary Science Institute Tucson, Tucson, AZ, United States, (6)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (7)Univ of Hawaii at Manoa, Honolulu, HI, United States, (8)German Aerospace Center DLR Berlin, Berlin, Germany, (9)German Aerospace Center, Berlin, Germany, (10)NASA Jet Propulsion Laboratory, Pasadena, CA, United States

Simone Marchi¹, David A Williams², Scott C Mest³, Paul Schenk⁴, David P O'Brien³, Maria Cristina De Sanctis⁵, Anton Ermakov⁶, Julie C Castillo⁷, Ralf Jaumann⁸, Adrian Neesemann⁹, Harald Hiesinger¹⁰, Ryan S Park¹¹, Thomas Kneissl¹², Nico Schmedemann¹², Carol A Raymond¹³ and Christopher T Russell¹⁴, (1)Southwest Research Institute Boulder, Boulder, CO, United States, (2)Arizona State University, Tempe, AZ, United States, (3)Planetary Science Institute Tucson, Tucson, AZ, United States, (4)Lunar and Planetary Institute, Houston, TX, United States, (5)INAF, Rome, Italy, (6)Massachusetts Institute of Technology, Cambridge, MA, United States, (7)Jet Propulsion Laboratory, Pasadena, CA, United States, (8)German Aerospace Center DLR Berlin, Berlin, Germany, (9)FU, Berlin, Germany, (10)University of Münster, Münster, Germany, (11)Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, United States, (12)Free University of Berlin, Berlin, Germany, (13)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (14)University of California Los Angeles, IGPP/EPSS, Los Angeles, CA, United States

Paul Schenk, Lunar and Planetary Institute, Houston, TX, United States

Britney E Schmidt¹, Heather Chilton¹, Kynan Hughson², Jennifer E. C. Scully³, Christopher T Russell⁴, Hanna G Sizemore⁵, Andreas Nathues⁶, Thomas Platz⁶, Michael T Bland⁷, Paul Schenk⁸, Harald Hiesinger⁹, Ralf Jaumann¹⁰, Shane Byrne¹¹, Norbert Schorghofer¹², Eleonora Ammannito², Simone Marchi¹³, David P O'Brien⁵, Mark V Sykes¹⁴, Lucille Le Corre⁵, Maria Teresa Capria¹⁵, Vishnu Reddy¹⁶, Carol A Raymond³, Scott C Mest⁵, William C Feldman¹⁷ and The Dawn Mission Team, (1)Georgia Institute of Technology Main Campus, Atlanta, GA, United States, (2)University of California Los Angeles, Los Angeles, CA, United States, (3)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (4)University of California Los Angeles, IGPP/EPSS, Los Angeles, CA, United States, (5)Planetary Science Institute Tucson, Tucson, AZ, United States, (6)Max Planck Institute for Solar System Research, Katlenburg-Lindau, Germany, (7)Washington University, St. Louis, MO, United States, (8)Lunar and Planetary Institute, Houston, TX, United States, (9)University of Münster, Münster, Germany, (10)German Aerospace Center DLR Berlin, Berlin, Germany, (11)University of Arizona, Tucson, AZ, United States, (12)Univ of Hawaii at Manoa, Honolulu, HI, United States, (13)Southwest Research Institute Boulder, Boulder, CO, United States, (14)Planetary Science Institute Tempe, Tempe, AZ, United States, (15)IAPS-INAF, Rome, Italy, (16)Organization Not Listed, Washington, DC, United States, (17)Planetary Science Institute Los Alamos, Los Alamos, NM, United States

Shane Byrne¹, Margaret E Landis¹, Norbert Schorghofer², Britney E Schmidt³, Carol A Raymond⁴, Christopher T Russell⁵ and Dawn Team, (1)University of Arizona, Tucson, AZ, United States, (2)Univ of Hawaii at Manoa, Honolulu, HI, United States, (3)Georgia Institute of Technology Main Campus, Atlanta, GA, United States, (4)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (5)University of California Los Angeles, IGPP/EPSS, Los Angeles, CA, United States

Nicolas Rambaux, University Pierre and Marie Curie Paris VI, Paris, France

Anton Ermakov¹, Maria T Zuber², David E Smith^1,3, Roger R Fu¹, Carol A Raymond¹ and Christopher T Russell⁴, (1)Massachusetts Institute of Technology, Cambridge, MA, United States, (2)Massachusetts Inst Tech, Cambridge, MA, United States, (3)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (4)University of California Los Angeles, IGPP/EPSS, Los Angeles, CA, United States

Marc Neveu, Arizona State University, School of Earth & Space Exploration, Tempe, AZ, United States and Steven J Desch, Arizona State University, Tempe, AZ, United States

Bryan J Travis^1,2, William C Feldman³, Hanna G Sizemore⁴, David P O'Brien⁴ and Mark V Sykes⁵, (1)Los Alamos National Laboratory, Earth and Environmental Sciences, Los Alamos, NM, United States, (2)Planetary Science Institute, Tucson, AZ, United States, (3)Planetary Science Institute Los Alamos, Los Alamos, NM, United States, (4)Planetary Science Institute Tucson, Tucson, AZ, United States, (5)Planetary Science Institute Tempe, Tempe, AZ, United States

Michaela Nicole Villarreal¹, Christopher Russell², Thomas H Prettyman³, Naoyuki Yamashita⁴, Ying-Dong Jia¹ and Peter J Chi¹, (1)University of California Los Angeles, Los Angeles, CA, United States, (2)Russian Academy of Sciences, Moscow, Russia, (3)Planetary Science Institute, Albuquerque, NM, United States, (4)Planetary Science Institute Tucson, Tucson, AZ, United States

Elizabeth M Palmer, Western Michigan University, Kalamazoo, MI, United States, Essam Heggy, University of Southern California, Los Angeles, CA, United States, Wlodek W Kofman, CNRS, Paris Cedex 16, France and Mahta Moghaddam, University of Southern California, The Ming Hsieh Dept. of Electr. Eng., Los Angeles, CA, United States