Kelsi N Singer¹, Alan Stern², Jeffrey M Moore³, John R Spencer¹, William B McKinnon⁴, Oliver L White⁵, Paul Schenk⁶, Simon Porter⁷, Anne Verbiscer⁸, Alex H Parker⁷, Marc W Buie¹, Mark Showalter⁹, Orkan M Umurhan⁹, Leslie A Young¹, Richard P Binzel^10,11, William M Grundy¹², Silvia Protopapa⁷, Harold A Weaver Jr¹³, Catherine Olkin¹⁴, Kimberly Ennico Smith¹⁵, Joel Wm Parker¹ and The New Horizons Science Team, (1)Southwest Research Institute, Boulder, CO, United States, (2)Southwest Research Institute San Antonio, San Antonio, TX, United States, (3)NASA Ames Research Center, Moffett Field, United States, (4)Washington Univ, Saint Louis, MO, United States, (5)SETI Institute Mountain View, Mountain View, United States, (6)Lunar and Planetary Institute, Houston, TX, United States, (7)Southwest Research Institute Boulder, Boulder, United States, (8)University of Virginia, Charlottesville, VA, United States, (9)SETI Institute Mountain View, Mountain View, CA, United States, (10)MIT Rm 54-410, Cambridge, MA, United States, (11)Massachusetts Institute of Technology, Department of Earth, Atmospheric, and Planetary Sciences, Cambridge, MA, United States, (12)Lowell Observatory, Flagstaff, AZ, United States, (13)The Johns Hopkins University, Laurel, MD, United States, (14)Southwest Research Institute Boulder, Boulder, CO, United States, (15)NASA Ames Research Center, Moffett Field, CA, United States