HOLODEC Data Collection Flight (IMAGE) Michigan Technological University Caption The researchers collected data about cloud droplet clustering during a Cloud Systems Evolution in the Trades (CSET) study flight onboard the Gulfstream-V High-performance Instrumented Airborne Platform for Environmental Research aircraft operated by the National Center for Atmospheric Research (NCAR) and the National Science Foundation (NSF). The HOLODEC is the underwing pronged instrument closest to the body of the plane. Credit Susanne Glienke Usage Restrictions Please credit photographer. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.