CEOS EO HANDBOOK – INSTRUMENT SUMMARY
- GEMS
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Full Name
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Geostationary Environment Monitoring Spectrometer
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Status
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Operational
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Instrument Agencies
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KARI , NIER, BATC
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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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Nadir-viewing
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Instrument Technology
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Medium-resolution spectro-radiometer
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Sampling
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Imaging
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Data Access
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Open Access
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Data Format
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GEOTIF
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Measurements and Applications
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Measurements of atmospheric chemistry, precursors of aerosols and ozone in particular, in high temporal and spatial resolution over Asia.
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Resolution Summary
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7 x 8 km at Seoul
[Best Resolution: 3500m]
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Swath Summary
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FOR (Field Of Regard) is 5000km x 5000km
[Max Swath: 5000 km]
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Accuracy Summary
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Waveband Summary
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0.30 µm - 0.50µm
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| UV (~0.01 µm - ~0.40 µm) |
| VIS (~0.40 µm - ~0.75 µm) |
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Instrument Measurements
Measurements Overview
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Instrument Missions
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