Joan Burkepile¹, Michael D. Galloy², Giuliana de Toma³, O C St Cyr⁴, William T Thompson⁵, Arik Posner⁶ and Ian G Richardson⁵, (1)National Center for Atmospheric Research, High Altitude Observatory, Boulder, CO, United States, (2)National Center for Atmospheric Research, Boulder, United States, (3)NCAR, Boulder, CO, United States, (4)NASA GSFC, Greenbelt, MD, United States, (5)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (6)NASA Headquarters, Washington, United States