Pc1 Occurrence Distributions: GOES, Halley, and Van Allen Probes Mark Engebretson 1, Jennifer Posch 1, Joe Perrin 1, Nate Roisen 1, Elly Bier 1, Mack Ohnsted 1, Sadie Tetrick 1, John Wygant 2, Craig Kletzing 3, and Marc Lessard 4 1 Department of Physics, Augsburg College, Minneapolis, MN 2 School of Physics and Astronomy, University of Minnesota, Minneapolis, MN 3 Department of Physics and Astronomy, University of Iowa, Iowa City, IA 4 Department of Physics, University of New Hampshire, Durham, NH
2013 Pc1 Hourly Occurrences vs. MLT