THE CEOS DATABASE : Missions, Instruments and Measurements
CEOS EO HANDBOOK – INSTRUMENT SUMMARY - SAPHIR -
Full Name Sondeur Atmospherique du Profil'd’Humidite Intertropicale par Radiometrie Status Operational
Instrument Agencies CNES Maturity
Instrument Type Atmospheric temperature and humidity sounders Geometry Nadir-viewing
Instrument Technology Absorption-band MW radiometer/spectrometer Sampling Imaging
Data Access Constrained Access Data Format
Measurements and Applications Cross-track sounder with the objective of measuring water vapour profiles in the troposphere in six layers from 2 - 12 km altitudes.
Resolution Summary 10 km
Swath Summary 2200 km
Accuracy Summary
Waveband Summary Microwave: 183.3 GHz (6 channels)
MW (~1.0 cm - ~100 cm)
Instrument Measurements
CategoryParameterAccuracy
Atmospheric Humidity FieldsAtmospheric specific humidity (LT) 
Instrument Missions
MEGHA-TROPIQUES - Megha-Tropiques (2011 - 2020)
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