Aquarius Instruments (NASA)
- Passive Salinity Sensor L-Band Radiometer operating at 1.4 GHz
- Active Surface Roughness Sensor L-Band Scatterometer operating at 1.2 GHz, using real aperture and a 2.5 meter composite reflector antenna
CONAE Instruments:
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- Microwave Radiometer (MWR)
- Infra-red Camera (NIRST)
- High Sensitivity Camera (HSC)
- Data Collection System (DCS)
- Technological Demonstration Package (TDP)
Third Party Instruments
- ROSA (ASI)
- SODAD (CNES)