CEOS EO HANDBOOK – INSTRUMENT SUMMARY
- GAS
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Full Name
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Greenhouse gases Absorption Spectrometer
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Status
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Operational
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Instrument Agencies
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CAST , NSMC-CMA , CNSA
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Maturity
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Low Heritage
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Instrument Type
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Atmospheric chemistry 
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Geometry
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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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Data Access
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Constrained Access
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Data Format
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Measurements and Applications
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Measures greenhouse gases.
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Resolution Summary
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[Best Resolution: 3000m]
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Swath Summary
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[Max Swath: 100 km]
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Accuracy Summary
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Waveband Summary
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Instrument Measurements
Measurements Overview
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Instrument Missions
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