CEOS EO HANDBOOK – INSTRUMENT SUMMARY
- HIRS/3
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Full Name
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High Resolution Infra-red Sounder/3
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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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High Heritage - Operational
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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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Atmospheric temperature profiles and data on cloud parameters, humidity soundings, water vapour, total ozone content, and surface temperatures.
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Resolution Summary
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20.3 km
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Swath Summary
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2240 km
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Accuracy Summary
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Waveband Summary
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VIS - TIR: 0.69 - 14.95 µm (20 channels)
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| VIS (~0.40 µm - ~0.75 µm) |
| NIR (~0.75 µm - ~1.3 µm) |
| SWIR (~1.3 µm - ~3.0 µm) |
| MWIR (~3.0 µm - ~6.0 µm) |
| TIR (~6.0 µm - ~15.0 µm) |
| FIR (~15.0 µm - ~0.1 cm) |
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Instrument Measurements
Measurements Overview
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Instrument Missions
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