The Announcement of Opportunity is closed since March 2010.
ISRO and CNES jointly release yesterday the Megha-Tropiques International Announcement of Opportunity. This call for no-cost proposal is open up to end of March, 2010. Scientific propositions from all over the world are welcome. The selected participants will form the International Megha-Tropiques Science team. The call covers the use of the raw observations (Level 1) as well as the geophysical products provided by the indians and french groups. More information is available here .