Institution: | 1. DLR (German Aerospace Center) RB-MUSC, Linder Höhe, 51147 Cologne, Germany;2. Max-Planck Institute for Solar System Research, Max-Planck-Str. 2, 37191 Katlenburg-Lindau, Germany;3. Space Research Institute, Austrian Academy of Sciences, Schmiedlstrasse 6, 8042 Graz, Austria |