THE CEOS DATABASE : Missions, Instruments and Measurements
CEOS EO HANDBOOK – INSTRUMENT SUMMARY - SAGE III -
Full Name Stratospheric Aerosol and Gas Experiment-III Status No longer operational
Instrument Agencies NASA, ROSKOSMOS Maturity
Instrument Type Atmospheric chemistry Geometry Limb-scanning
Instrument Technology Limb-scanning SW spectrometer Sampling Sounding
Data Access Data Format
Measurements and Applications Profiles of ozone, water vapour, NO2, OCIO, aerosols, temperature and pressure.
Resolution Summary 1 - 2 km vertical resolution
Swath Summary
Accuracy Summary Temperature: 2 K, Ozone: 6%, Humidity: 3 - 10%, Aerosol and trace gases: 5 - 10%
Waveband Summary UV - NIR: 0.29 - 1.55 µm (9 channels)
UV (~0.01 µm - ~0.40 µm)
VIS (~0.40 µm - ~0.75 µm)
NIR (~0.75 µm - ~1.3 µm)
SWIR (~1.3 µm - ~3.0 µm)
Instrument Measurements
CategoryParameterAccuracy
AerosolsAerosol Extinction / Backscatter (column/profile) 
Aerosol absorption optical depth (column/profile) 
Atmospheric Humidity FieldsAtmospheric specific humidity (LT, HT, LS, HS&M) 
Atmospheric Temperature FieldsAtmospheric temperature (HT, LS, HS&M) 
Cloud type, amount and cloud top temperatureCloud top height 
OzoneOzone profile 
Trace gases (excluding ozone)Atmospheric Chemistry - NO2 (HT, LS, HS&M) 
Atmospheric Chemistry - BrO (LS) 
Instrument Missions
Meteor-3M N1 - (2001 - 2005)
Copyright CEOS | About | Site Search Researched and written by Symbios