The R/V Meteor is owned by the Federal Republic of Germany and is operated by the University of Hamburg. The cruise took place in April 2012. The cruise area included the region in the Northern Atlantic. Three hundred thirty seven (337) measurement series spanning 20 days were acquired during the cruise.
Dr. Stefan Kinne from Max Planck Institute for Meteorology ( Hamburg, Germany) was the Principal Investigator for optical depth measurements. Ms. Ann Kristin Naumann from the same institution operated a sunphotometer onboard.