1. Atmospheric Chemistry Division; National Center for Atmospheric Research; Boulder Colorado USA
2. Laboratoire d'Aerologie; Toulouse France
3. University of Toronto; Ontario Canada
4. Climate Monitoring and Diagnostics Laboratory; National Oceanic and Atmospheric Administration; Boulder Colorado USA
5. NASA Langley Research Center; Hampton Virginia USA
6. Harvard University; Cambridge Massachusetts USA
7. Japan Aerospace Exploration Agency; Tsukuba Japan
8. University of Tokyo; Tokyo Japan
9. Deutsches Zentrum Für Luft- und Raumfahrt (DLR); Germany