|PI||Fragkiski Ioanna Sofiou|
|Participant||National Observatory of Athens|
The Cloud-Aerosol Lidar and Infrared Pathfinder Satellite Observations (CALIPSO) was launched in April 2006, from NASA (USA) and CNES (France), so as to study the clouds’ and aerosols’ impact on the Earth. On board CALIPSO satellite there are three instruments, the Cloud-Aerosol Lidar with Orthogonal Polarization (CALIOP), the Imaging Infrared Radiometer (IIR), and the Wide Fiels Camera (WFC). It has the some orbit with five other satellites in the international “A-Train” for Earth observations.