1. NASA Goddard Space Flight Center, Greenbelt, Maryland
2. Institute of Chemistry and Dynamics of the Geosphere: Troposphere, Jülich Research Centre, Jülich, Germany
3. NASA Goddard Space Flight Center, Greenbelt, and Science Systems and Applications Inc., Lanham, Maryland
4. NASA Goddard Space Flight Center, Greenbelt, and Universities Space Research Association, Columbia, Maryland
5. Global Monitoring Division, NOAA/Earth System Research Laboratory, Boulder, Colorado
6. Natural Sciences, St. Edward's University, Austin, Texas
7. Alfred Wegener Institute, Potsdam, Germany
8. Royal Meteorological Institute of Belgium, Brussels, Belgium
9. Environment and Climate Change Canada, Toronto, Ontario, Canada
10. Royal Dutch Meteorological Institute, de Bilt, Netherlands
11. Laboratoire de l’Atmosphère et des Cyclones, UMR8105, Université de la Réunion, Météo-France, CNRS, La Réunion, France
12. Finnish Meteorological Institute, Sodankylä, Finland
13. Global Monitoring Division, NOAA/Earth System Research Laboratory, and Cooperative Institute for Research in Environmental Sciences, Boulder, Colorado
14. Vietnam Meteorological Hydrological Administration, Hanoi, Vietnam
15. University of Costa Rica, San Pedro, San José, Costa Rica
16. South African Weather Service, Pretoria, South Africa
17. Laboratory of Environmental and Tropical Variables, Brazilian Institute of Space Research, Natal, Brazil
18. Meteorological Service of Suriname, Paramaribo, Suriname
19. Kenyan Meteorological Department, Nairobi, Kenya
20. Atmospheric Science and Cloud Seeding Division, Malaysian Meteorological Department, Petaling Jaya, Selangor, Malaysia
21. CHEMAL, and NASA Wallops Flight Facility, Wallops Island, Virginia
22. Science Systems and Applications Inc., Lanham, Maryland, and NASA Wallops Flight Facility, Wallops Island, Virginia
23. Japan Meteorological Agency, Tokyo, Japan
24. MeteoSwiss, Payerne, Switzerland
25. Department of Coupled Ocean-Atmosphere-Land Processes Research, Japan Agency for Marine-Earth Science and Technology, Yokosuka, Japan