1. School of Cosmic Physics DIAS Dunsink Observatory Dublin Institute for Advanced Studies Dublin 15 Ireland
2. Space Environment Physics Group School of Physics and Astronomy University of Southampton Southampton UK
3. LESIA Observatoire de Paris Université PSL CNRS Sorbonne Université Université de Paris Meudon France
4. CNRS CNES LAM Pythéas Aix Marseille Université Marseille France