CEOS EO HANDBOOK – INSTRUMENT SUMMARY - UVN (Sentinel-4) -
Full Name UV-visible- near infrared imaging spectrometer (Sentinel-4) Status Being developed
Instrument Agencies ESA, EUMETSAT, COM Maturity
Instrument Type Atmospheric chemistry Geometry Push-broom scanning
Instrument Technology High-resolution nadir-scanning SW spectrometer Sampling Sounding
Data Access Open Access Data Format NetCDF-4
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
Measurements Overview
CategoryParameter
AerosolsAerosol optical depth (TC)
Aerosol Layer Height
Cloud particle properties and profileCloud optical depth
Cloud type, amount and cloud top temperatureCloud cover
Cloud top height
OzoneO3 Total Column
Trace gases (excluding ozone)CHOCHO (TC)
NO2 Tropospheric Column
NO2 Total Column
SO2 Total Column
HCHO Total Column
Thematic Links Global Climate Observing System Essential Climate Variables (GCOS ECVs)
ECVDescriptionProduct(s)ECV Inventory 3.0 Record(s)
Aerosols properties click here click here search ECV Inventory records
Cloud Properties click here click here search ECV Inventory records
Ozone click here click here search ECV Inventory records
Precursors (supporting the Aerosol and Ozone ECVs) click here click here search ECV Inventory records
Instrument Missions
MTG-S1 (sounding) - Meteosat Third Generation - Sounding Satellite 1 (2025 - 2036)
Sentinel-4 A - Sentinel-4 A (2025 - 2036)
MTG-S2 (sounding) - Meteosat Third Generation - Sounding Satellite 2 (2035 - 2046)
Sentinel-4 B - Sentinel-4 B (2035 - 2046)