1. Institute of Meteorology and Climate Research (IMK-TRO); Karlsruhe Institute of Technology (KIT); Karlsruhe Germany
2. LATMOS/IPSL, UPMC Univ. Paris 06 Sorbonne Universités, UVSQ, CNRS; Paris France
3. Scuola di Ingegneria; Università della Basilicata; Potenza Italy
4. IGN LAREG, Univ. Paris Diderot; Paris France
5. Laboratoire des Sciences du Climat et de l'Environnement; CEA-CNRS-UVSQ; Gif-sur-Yvette France