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EMIT Imaging Spectrometer Resources

Earthdata resources for users working with NASA’s Earth Surface Mineral Dust Source Investigation (EMIT) Imaging Spectrometer include tutorials and other learning resources, news announcements, and frequently asked questions.

The EMIT Imaging Spectrometer Learning Resources listed below are available on the EMIT Data Resources GitHub repository which provides guides and Python tutorials to help users access and work with EMIT data. This repository is public and open to contributions.

EMIT Imaging Spectrometer Learning Resources

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data plot points and swaths

Orthorectify EMIT Data

Use the geometry lookup table (GLT) included with the EMIT netCDF4 file to project on a geospatial grid (EPSG:4326).
External Resource
GitHub Repository
June 17, 2024
data plot points and swaths

Convert EMIT .nc to .envi

Convert from downloaded netCDF4 (.nc) format to .envi format.
External Resource
GitHub Repository
June 17, 2024
EMIT image of aquatic chlorophyll a content from the EMIT sensor acquired on February 19, 2023. Image depicts a portion of the Mississippi River delta south-southeast of New Orleans, Louisiana, US

Work With EMIT L2B Mineralogy

Work with the EMIT L2B Mineral Identification Band Depth and Uncertainty Data and aggregate individual spectral library constituents into the EMIT-10 minerals and estimate abundance.
External Resource
GitHub Repository
July 7, 2024
image collage of satellite data images of Earth

Generate Methane Spectral Fingerprint

Extract Radiance Spectra and build an in-plume/out-of-plume ratio to compare with CH4 absorption coefficient.
External Resource
GitHub Repository
June 17, 2024
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EMIT Imaging Spectrometer News

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