Applied Remote Sensing Training Program Hyperspectral Imager for the Coastal

Applied remote sensing training program hyperspectral

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Applied Remote Sensing Training Program Hyperspectral Imager for the Coastal Ocean (HICO) Partnership with U.S. Naval Research Lab, Office of Naval Research, Oregon State University, and NASA Active 2009 – 2014 aboard the International Space Station (ISS) 380 nm to 960 nm at 5.7 nm spectral resolution 90 m 2 spatial resolution Targeted data collection ; Davis, C. O. (n.d.). The Hyperspectral Imager for the Coastal Ocean (HICO): Sensor and Data Processing Overview [PDF]. International Ocean Colour Coordinating Group.
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National Aeronautics and Space Administration 34 Applied Remote Sensing Training Program Plankton, Aerosol, Clouds, Ocean Ecosystem (PACE) Polar orbiting, 2-day revisit High spectral resolution 1 km ground sample distance Optional polarimeter being considered for cloud and aerosol study and to aid in atmospheric correction Anticipated launch 2022
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Image “Correction”
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National Aeronautics and Space Administration 36 Applied Remote Sensing Training Program Phytoplankton Colored Dissolved Organic Matter Detrital particles Suspended sediments Rrs (sr -1 ) 400 500 600 700 800 900 0 0.005 0.01 0.015 0.02 0.025 Wavelength (nm) Near IR Remote Sensing of Water Bodies
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National Aeronautics and Space Administration 37 Applied Remote Sensing Training Program >90% <10% 400 500 600 700 800 900 0 1 2 3 4 5 6 7 8 9 Wavelength (nm) Radiance ( μ W.cm 2 .sr 1 .nm 1 ) Top-of atmosphere Water Atmospheric Correction
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National Aeronautics and Space Administration 38 Applied Remote Sensing Training Program L w ( l ) E d ( l, 0 + ) Field spectroradiometer Downwelling Irradiance Water-leaving radiance
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National Aeronautics and Space Administration ARSET Applied Remote Sensing Training @NASAARSET Top-of atmosphere Water Atmospheric correction >90% <10% Atmospheric Correction
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Satellite Data Processing Levels
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National Aeronautics and Space Administration 41 Applied Remote Sensing Training Program Levels of Data Processing Level 0: unprocessed instrument data at full resolution, rawest format available Level 1A: reconstructed and unprocessed instrument data at full resolution Level 1B: L1A data with instrument/radiometric calibrations applied Level 2: Derived geophysical variables at same resolution as L1 data Level 3: L2 projected onto a well defined spatial grid over a well-defined time period Level 4: model output or results from analyses of lower level data e.g., Primary Productivity
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National Aeronautics and Space Administration 42 Applied Remote Sensing Training Program Data Processing Levels L0: Raw instrument data L2: Products derived from L1B L1: Geolocated and calibrated L4: Model output: derived variables L3: Gridded and quality controlled Harder to Use Easier to Use
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Aquatic Remote Sensing Data Products and Their Uses
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National Aeronautics and Space Administration 44 Applied Remote Sensing Training Program Agenda Light and Water Fundamentals of Remote Sensing Aquatic Remote Sensing Data Products and Their Uses Accessing NASA Satellite Imagery NASA Satellite Data Processing Tools Phytoplankton Bloom in the Arabian Sea Credit: N. Kuring,
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National Aeronautics and Space Administration 45 Applied Remote Sensing Training Program What Can We Observe from Space?
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