PMOD WRC Physical Meteorological Observatory Davos and World Radiation Center, Davos Dorf, Switzerland
PMOD/WRC and ETH-Zürich, Davos, Switzerland
INAF - Osservatorio Astronomico di Capodimonte, Napoli, Italy
CNRS, Paris Cedex 16, France
CNRS, Institut d'Astrophysique Spatiale, Orsay Cedex, France
Instituto de Astrofisica de Andalucia (IAA-CSIC), Granada, Spain
Max Planck Institute for Solar System Research, Göttingen, Germany
Institut d'Astrophysique Spatiale, CNRS, Paris-Saclay, France
Max-Planck-Institut für Sonnensystemforschung, Göttingen, Germany
Institute of Theoretical Astrophysics, University of Oslo, Oslo, Norway
Observatoire de la côte d'Azur, Nice, France
United Kingdom Research and Innovation - Science & Technology Facilities Council - Rutherford Appleton Laboratory, RAL Space, Didcot, United Kingdom
Mullard Space Science Lab., Dorking, United Kingdom
Astrophysical Observatory of Torino, INAF - Istituto Nazionale di Astrofisica, Torino, Italy
Max Planck Institute for Solar System Research, Katlenburg-Lindau, Germany; Institut für Astrophysik, Georg-August-Universität, Göttingen, Germany