1. Forschungszentrum Jülich, Institut für Energie und Klimaforschung, Stratosphäre, IEK‐7 Jülich Germany
2. NASA Langley Research Center Hampton VA USA
3. Forschungszentrum Jülich GmbH Jülich Germany
4. Science Systems and Applications, Inc. Hampton VA USA
5. Australian Antarctic Division Kingston TAS Australia
6. Istituto di Scienze dell'Atmosfera e del Clima Rome Italy
7. School of Earth and Environment University of Leeds Leeds UK
8. Institute of Meteorology and Climate Research Karlsruhe Institute of Technology Karlsruhe Germany
9. Jet Propulsion Laboratory California Institute of Technology Pasadena CA USA
10. ETH Zurich, Institute for Atmospheric and Climate Science Zurich Switzerland
11. Max Planck Institute for Chemistry Mainz Germany
12. British Antarctic Survey, NERC Cambridge UK
13. University of Maryland College Park MD USA