CEOS EO HANDBOOK – INSTRUMENT SUMMARY
- SSU
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Full Name
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Stratospheric Sounding Unit
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Status
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No longer operational
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Instrument Agencies
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NOAA
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Maturity
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Instrument Type
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Atmospheric temperature and humidity sounders 
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Geometry
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Cross-track scanning
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Instrument Technology
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Narrow-band channel IR radiometer
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Sampling
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Sounding
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Data Access
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Data Format
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Measurements and Applications
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Temperature profiles in stratosphere, top-of-atmosphere radiation from 25 - 50 km altitude. Stratospheric temperature sounding. Pressure-modulated spectrometer, operating around the wavelengths 14.92, 14.93 and 14.94 µm. Follow-on of SCR flown on Nimbus-4/5 and PMR flown on Nimbus-6. Part of the TIROS Operational Vertical Sounder (TOVS) package.
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Resolution Summary
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150km at s.s.p.
[Best Resolution: 150000m]
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Swath Summary
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1470km
[Max Swath: 1470 km]
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Accuracy Summary
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Waveband Summary
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Operates around the wavelengths 14.92, 14.93, and 14.94µm.
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Instrument Measurements
Measurements Overview
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Instrument Missions
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