TitleAcronymContact PersonCenterAircraftTypeMeasurementsMeasurement RangeMeasurement Instrument PointingMeasurement FrequencyMeasurement Swath WidthMeasurement Horizontal ResolutionMeasurement Vertical ResolutionMeasurement WavelengthsMeasurement Notes
Airborne Expendable Conductivity Temperature Depth ProbeAXCTDDan S. Jacob (PI)NASA GSFCP-3 Orion - WFFDropsondeOcean Salinity, Temperature
In situ
Electronically Scanning Thinned-Array RadiometerESTARDavid Levine (PI)NASA GSFCP-3 Orion - WFFRadiometerSoil Moisture, Ocean Salinity
Passive Active L- and S-band SensorPALSSid Misra (PI)JPLC-130H - WFF, P-3 Orion - WFF, Twin Otter - GRC, DC-8 - AFRCRadar, Scatterometer, RadiometerRadar backscatter, Ocean Salinity, Soil Moisture
Ground
Cross-track scanning
1.26 GHz; 1.413 GHzscatterometer
Two-Dimensional Electronically Scanning Thinned-Array Radiometer2D-STARDavid Levine (PI)NASA GSFCP-3 Orion - WFFRadiometerSoil Moisture, Ocean Salinity
Ground
Nadir (directly downwards)