CEOS EO HANDBOOK – INSTRUMENT SUMMARY
- UVN
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Full Name
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UV-VIS-NIR Sounder
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Status
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Approved
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Instrument Agencies
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EUMETSAT , ESA
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Maturity
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Instrument Type
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Atmospheric chemistry 
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Geometry
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Earth disk scanning
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Instrument Technology
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High-resolution nadir-scanning SW spectrometer
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Sampling
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Sounding
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Data Access
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Open Access
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Data Format
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netCDF
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Measurements and Applications
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Measurements of atmospheric trace gases, mainly O3, NO2, SO2, H2CO. The product list is not yet approved, the accuracy summary column lists the breakthrough user requirements.
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Resolution Summary
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< 5 km at SSP, possibly relaxed to 50 km for wavelengths < 308 nm
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Swath Summary
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FOV E-W: 30°W-45°E @ 40°N, N-S: 30°N-65°N
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Accuracy Summary
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H2CO: 50%, NO2: 50%, O3: 10%, SO2: 50%
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Waveband Summary
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UV-1: 290 - 308 nm, UV-2: 308 - 400 nm, VIS: 400 - 500 nm, NIR: 750 - 775 nm
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| UV (~0.01 µm - ~0.40 µm) |
| VIS (~0.40 µm - ~0.75 µm) |
| NIR (~0.75 µm - ~1.3 µm) |
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Instrument Measurements
Measurements Overview
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Instrument Missions
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