1. Universidad Complutense de Madrid, AEGORA Research Group, Fac. CC. Matematicas, Plaza de Ciencias 3, 28040 Madrid, Spain
2. University of Warwick, Department of Physics, Hibbet Hill Road, Coventry CV4 7AL, United Kingdom
3. PSL Research University, LESIA, Observatoire de Paris, CNRS, Sorbonne Universités, UPMC Univ. Paris 06, Univ. Paris Diderot, Sorbonne Paris Cité, 5 place Jules Janssen, 92195 Meudon, France
4. University of Leicester, Leicester Institute for Space and Earth Observation/Department of Physics and Astronomy, University Road, Leicester LE1 7RH, United Kingdom