THE CEOS DATABASE : Missions, Instruments and Measurements
CEOS EO HANDBOOK – INSTRUMENT SUMMARY - UVN (Sentinel-4) -
Full Name UV-visible- near infrared imaging spectrometer (Sentinel-4) Status Proposed
Instrument Agencies ESA, COM Maturity
Instrument Type Atmospheric chemistry Geometry Push-broom scanning
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 km at SSP, possibly relaxed to 50 km for wavelengths < 308 nm
Swath Summary FOV E-W: 30°W-45°E @ 40°N, N-S: 30°N-65°N
Accuracy Summary TBD
Waveband Summary UV-1: 290 - 308 nm, UV-2: 308 - 400 nm, VIS: 400 - 500 nm, NIR: 750 - 775 nm
UV (~0.01 µm - ~0.40 µm)
VIS (~0.40 µm - ~0.75 µm)
NIR (~0.75 µm - ~1.3 µm)
Instrument Measurements
CategoryParameterAccuracy
AerosolsAerosol optical depth (column/profile) 
Aerosol absorption optical depth (column/profile) 
Cloud type, amount and cloud top temperatureCloud top height 
OzoneOzone profile 
Trace gases (excluding ozone)Atmospheric Chemistry - NO2 (TC) 
Atmospheric Chemistry - BrO (TC) 
Atmospheric Chemistry - SO2 (TC) 
Atmospheric Chemistry - CH2O (TC) 
Atmospheric Chemistry - CHOCHO (TC) 
Instrument Missions
Sentinel-4 A - Sentinel-4 A (2022 - 2030)
Sentinel-4 B - Sentinel-4 B (2030 - 2039)
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