Fiorenza Deon, University of Twente Faculty of Geo-Information Science and Earth Observation(ITC), Department of Earth Systems Analysis, Enschede, Netherlands, Oona Appelt, Helmholtz Centre Potsdam GFZ German Research Centre for Geosciences, Chemistry and Physics of Earth Materials, Potsdam, Germany, Franziska D.H. Wilke, Helmholtz-Zentrum Potsdam, GeoForschungsZentrum (GFZ), Telegrafenberg, Potsdam, Germany, Caroline Lievens, University of Twente, Faculty of Geo-Information Science and Earth Observation (ITC), Enschede, Netherlands, Harald van der Werff, University of Twente, Enschede, 7500, Netherlands and Imam Purwadi, University of Twente, Faculty of Geo-Information Science and Earth Observation(ITC) Department of Earth Systems Analysis, Enschede, Netherlands