Big MAC ASDs
By Earth Resources Observation and Science (EROS) Center
2021 (approx.)
![Color photo of calibration equipment in use](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/BigMAC_ASDs_0.jpg?itok=MyxnrSaf)
Detailed Description
Handheld analytical spectral devices take measurements with fiber optics in an alfalfa field in Brookings, SD, to help with a satellite validation event. (Photo courtesy of Cody Anderson, EROS)
Sources/Usage
Public Domain.