CEOS EO HANDBOOK – INSTRUMENT SUMMARY
- ILAS
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Full Name
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Improved Limb Atmospheric Spectrometer
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Status
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No longer operational
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Instrument Agencies
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MOE (Japan) , JAXA
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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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Occultation
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Instrument Technology
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Limb-scanning IR spectrometer
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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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Measures minor trace gas species at high latitudes, in the altitude range 10 - 60 km (O3, CH4, NO2, N2O, H2O, CFC11, HNO3, CIONO2, N2O5, aerosols, temparature, pressure).
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Resolution Summary
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700 m
[Best Resolution: 700m]
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Swath Summary
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1400km
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Accuracy Summary
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Waveband Summary
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NIR (~0.75 µm - ~1.3 µm)
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| NIR (~0.75 µm - ~1.3 µm) |
| TIR (~6.0 µm - ~15.0 µm) |
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Instrument Measurements
Measurements Overview
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Instrument Missions
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