Radar Imaging Satellite
Series of two experimental satellites for SAR observation.
Indian programme: ISRO responsible of development and operations.
The platforms are actively stabilised over 3 axes.
The design life time is 5 years.
The satellites can exploit different orbits, either sunsynchronous or low-inclination.
See detailed description at
Real-time downlink to a network of appointed acquisition stations in X-band.
All data concentrated to the National Remote Sensing Center (NRSC) in Hyderabad for processing and distribution.
2009 - 2027
Associated satellites and instruments
Note: red tag => no longer operational , green tag => operational
, blue tag => planned