CEOS EO HANDBOOK – INSTRUMENT SUMMARY
- MAIA
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Full Name
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Multi-Angle Imager for Aerosols
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Status
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Approved
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Instrument Agencies
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NASA , ASI
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Maturity
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Instrument Type
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Imaging multi-spectral radiometers (vis/IR) 
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Geometry
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Push-broom scanning
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Instrument Technology
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Multi-channel/direction/polarisation radiometer
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Sampling
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Imaging
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Data Access
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Open Access
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Data Format
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NetCDF4
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Measurements and Applications
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Pushbroom spectropolarimetric camera on a 2-axis gimbal for multiangle viewing, frequent revisits over targets, and inflight calibration. Major metropolitan areas are sampled with sub-km spatial resolution to study impacts of different types of particulate matter on human health.
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Resolution Summary
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250 m (@ 740 km orbit altitude)
[Best Resolution: 195m]
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Swath Summary
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237 km @ nadir
[Max Swath: 500 km]
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Accuracy Summary
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<4% (radiometric uncertainty),< 0.005 degree of linear polarization uncertainty
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Waveband Summary
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365, 387, 415, 442*, 550, 645*, 749, 762.5, 866, 945, 1040*, 1610, 1885, and 2125 nm (*polarimetric)
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| UV (~0.01 µm - ~0.40 µm) |
| VIS (~0.40 µm - ~0.75 µm) |
| NIR (~0.75 µm - ~1.3 µm) |
| SWIR (~1.3 µm - ~3.0 µm) |
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Instrument Measurements
Measurements Overview
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Instrument Missions
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