Radii and Shape of Pluto and Charon: Preliminary Results from New Horizons

Francis Nimmo1, Carey Michael Lisse2, Orkan M Umurhan3, William B McKinnon4, Marc W Buie5, Tod Lauer6, Ross A Beyer7, Jeffrey M Moore7, Alan Stern8, Harold A Weaver Jr9, Catherine Olkin5, Kimberly Ennico Smith7, Leslie Ann Young5, Carver Jay Jay Bierson10 and The New Horizons Geology Geophysics and Imaging Team, (1)University of California, Santa Cruz, Santa Cruz, United States, (2)Applied Physics Laboratory Johns Hopkins, Laurel, MD, United States, (3)SETI Institute Mountain View, Mountain View, CA, United States, (4)Washington University in St Louis, St. Louis, MO, United States, (5)Southwest Research Institute Boulder, Boulder, CO, United States, (6)National Optical Astronomy Observatory, Tucson, AZ, United States, (7)NASA Ames Research Center, Moffett Field, CA, United States, (8)Southwest Research Institute, Boulder, CO, United States, (9)Applied Physics Laboratory Johns Hopkins, Laurel, United States, (10)University of California Santa Cruz, Santa Cruz, AZ, United States