Ralph A Kahn¹, Verity J. B. Flower^1,2, Katherine Teresa Junghenn³ and James Limbacher⁴, (1)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (2)Universities Space Research Association Greenbelt, Greenbelt, MD, United States, (3)University of Maryland College Park, College Park, MD, United States, (4)Science Systems and Applications, Inc., Lanham, MD, United States