1. Department of Geoscience and Remote Sensing, Faculty of Civil Engineering and Geosciences, Delft University of Technology, Delft, CN, The Netherlands
2. Microwaves and Radar Institute, German Aerospace Center (DLR), Wessling, Germany
3. Laboratoire Océanographie Physique et Spatiale LOPS, Institut Français de Recherche pour l’Exploitation de la Mer, Plouzané, France