24th ESA Symposium on European Rocket & Balloon programmes and related research: LaBelle, J., C. Kletzing, S. Bounds, C. Moser, J. I. Moen, K. Oksavik, T. K. Yeoman, and S. M. Hatch, The Cusp Alfven and Plasma Electrodynamics 2 Mission, Essen, Germany, June 16-20, 2019