CEOS EO HANDBOOK – INSTRUMENT SUMMARY
- L-band Radiometer (SMAP)
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Full Name
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L-band Radiometer (SMAP)
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Status
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Operational
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Instrument Agencies
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NASA
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Maturity
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Instrument Type
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Imaging multi-spectral radiometers (passive microwave) 
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Geometry
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Conical scanning
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Instrument Technology
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Multi-purpose imaging MW radiometer
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Sampling
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Other
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Data Access
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Open Access
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Data Format
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HDF-5
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Measurements and Applications
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High-accuracy measurements of brightness temperatures for global estimates of surface soil moisture for climate modeling and weather prediction
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Resolution Summary
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40km spatial resolution; 3 days temporal resolution
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Swath Summary
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40-deg constant incidence angle across the 1000 km swath
[Max Swath: 1000 km]
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Accuracy Summary
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1.3K accuracy brightness temperature
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Waveband Summary
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L-band (1.4 GHz)
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Instrument Measurements
Measurements Overview
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Instrument Missions
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