1. CNR‐ISAC Bologna Italy
2. University of Maryland College Park Maryland
3. NASA‐GSFC Greenbelt Maryland
4. Meteorological Research InstituteJapan Meteorological Agency Tsukuba Japan
5. Vanderbilt University Nashville Tennessee
6. University of Wisconsin‐Madison Madison Wisconsin
7. NOAA/NESDIS, ESSIC/CICSUniversity of Maryland College Park Maryland
8. OMP/LEGOS Toulouse France
9. Jet Propulsion LaboratoryCalifornia Institute of Technology Pasadena California