THE CEOS DATABASE : Missions, Instruments and Measurements
CEOS EO HANDBOOK – INSTRUMENT SUMMARY - UVNS (Sentinel-5 precursor) -
Full Name TROPOMI Status Proposed
Instrument Agencies ESA, COM, NSO Maturity
Instrument Type Atmospheric chemistry Geometry Nadir-viewing
Instrument Technology High-resolution nadir-scanning SW spectrometer Sampling Imaging
Data Access Open Access Data Format
Measurements and Applications Supporting atmospheric composition and air quality monitoring services.
Resolution Summary 5 - 15 km at SSP, possibly relaxed to 50 km for wavelengths < 300 nm
Swath Summary Daily global coverage
Accuracy Summary TBD
Waveband Summary UV-1: 270 - 300 nm, UV-2: 300 - 400 nm, VIS: 400 - 500 nm, NIR: 710 - 775 nm, SWIR-3: 2305 - 2385 nm
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 absorption optical depth (column/profile) 
Atmospheric Humidity FieldsAtmospheric specific humidity (TC) 
Cloud type, amount and cloud top temperatureCloud top height 
OzoneOzone profile 
Trace gases (excluding ozone)Atmospheric Chemistry - CH4 (TC)2 [%]
Atmospheric Chemistry - CO (TC) 
Atmospheric Chemistry - NO2 (TC) 
Atmospheric Chemistry - BrO (TC) 
Atmospheric Chemistry - SO2 (TC) 
Atmospheric Chemistry - CH2O (TC) 
Atmospheric Chemistry - CHOCHO (TC) 
Instrument Missions
Sentinel-5 precursor - Sentinel-5 precursor (2016 - 2023)
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