Statistical study of relation between the magnetic pileup boundary and ion composition boundary around Mars based on MAVEN observations

Kazunari Matsunaga1, Kanako Seki2, Dave A Brain3, Dr. Takuya Hara4, James P McFadden5, Jasper S Halekas6, David L Mitchell5, Christian Xavier Mazelle7, Jared R Espley8 and Bruce Martin Jakosky9, (1)Nagoya University, Nagoya, Japan, (2)University of Tokyo, Department of Earth and Planetary Science, Bunkyo-ku, Japan, (3)University of Colorado at Boulder, Laboratory for Atmospheric and Space Physics, Boulder, United States, (4)Space Sciences Laboratory, Berkeley, United States, (5)University of California Berkeley, Berkeley, CA, United States, (6)University of Iowa, Iowa City, IA, United States, (7)University Paul Sabatier Toulouse III, Toulouse Cedex 09, France, (8)NASA Goddard Space Flight Center, Greenbelt, United States, (9)Laboratory for Atmospheric and Space Physics, University of Colorado Boulder, Boulder, CO, United States