Liming Li, University of Houston, Department of Physics, Houston, TX, United States, Robert A West, Jet Propulsion Lab, Pasadena, CA, United States, Matthew E Kenyon, Jet Propulsion Laboratory, California Institute of Technology, Pasadena, United States, Conor A Nixon, NASA Goddard Space Flight Center, Greenbelt, MD, United States, Xun Jiang, University of Houston, Department of Earth and Atmospheric Sciences, Houston, TX, United States and Mark Hofstadter, JPL/NASA/Caltech, Pasadena, United States