Image Details
Caption: Figure 41.
The DESI focal plane has over 675,000 individual parts. It was installed in 2019 on the Mayall Telescope, located atop Iolkam Du’ag (Kitt Peak) in the Tohono O’odham Nation (near Tucson, Arizona). Commissioning took place in 2020; survey operations began in 2021.
© 2022. The Author(s). Published by the American Astronomical Society.