Institution: | 1. German Aerospace Center, Neustrelitz, Germany;2. Norwegian Mapping Authority, Hønefoss, Norway;3. UPC-IonSAT, Technical University of Catalonia – BarcelonTech, Barcelona, Spain;4. Institute of Space Studies of Catalonia (IEEC), Barcelona, Spain;5. Space Research Center, Polish Academy of Science, Warsaw, Poland;6. GFZ German Research Centre for Geosciences, Potsdam, Germany;7. National Observatory of Athens, Athens, Greece |