1. Deutsches Zentrum für Luft‐ und Raumfahrt (DLR) Institut für Physik der Atmosphäre Oberpfaffenhofen Germany
2. Meteorological Institute Ludwig‐Maximilians‐University (LMU) Munich Germany
3. Department of Meteorology and Atmospheric Science Pennsylvania State University University Park PA USA
4. Natural Resource Ecology Laboratory Colorado State University Fort Collins CO USA
5. Cooperative Institute for Research in Environmental Sciences University of Colorado‐Boulder Boulder CO USA
6. NOAA Global Monitoring Laboratory Boulder CO USA
7. Earth and Environmental Systems Institute Pennsylvania State University University Park PA USA