1. Advanced Study Program and Atmospheric Chemistry Observations and Modeling Lab National Center for Atmospheric Research Boulder Colorado USA
2. Research Applications Laboratory National Center for Atmospheric Research Boulder Colorado USA
3. Global Modeling and data Assimilation Office NASA Goddard Space Flight Center Greenbelt Maryland USA
4. NOAA Satellite and Information Service (NESDIS) Center for Satellite Applications and Research (STAR) Madison Wisconsin USA
5. Center for Global and Regional Environmental Research University of Iowa Iowa City Iowa USA