*Patrick ESPY¹, Nora STRAY², Robert HIBBINS¹ (1.NTNU, Trondheim and Birkeland Centre for Space Science, Bergen, Norway, 2.Norwegian University of Science and Technology (NTNU), Trondheim, Norway)

Elisabeth BLANC¹, *Johan KERO², Lars CERANNNA³, Alain HAUCHECORNE⁴, Andrew CHARLTON-PEREZ⁵, Tormod KVAERNA⁶, Maurizio RIPEPE⁷, Markus RAPP⁸, Laslo EVERS⁹, Franz-jozef LUEBKEN¹⁰, Sandra BLINDHEIM¹¹, Patrick ESPY¹², Jan LASTOVICKA¹³, Remy BOSSU¹⁴, Jean-pierre CAMMAS¹⁵, Niklaus KAEMPFER¹⁶, Colin PRICE¹⁷, Frank MULLIGAN¹⁸, Kristin VOGFJORD¹⁹, Gerard RAMBOLAMANANA²⁰, Constantin IONESCU²¹, Nicolau WALLENSTEIN²², Abdelouaheb AGREBI²³, Adama DIAWARA²⁴ (1.CEA France, 2.IRF Sweden, 3.BGR Germany, 4.CNRS France, 5.UREAD United Kingdom, 6.NORSAR Norway, 7.UNIFI Italy, 8.DLR/IPA Germany, 9.KNMI Netherlands, 10.IAP/Kuhlungsborn Germany, 11.ALOMAR Norway, 12.NTNU Norway, 13.IAP/Prague Czech Republic, 14.CEA subcontracting France, 15.Univ Reunion France, 16.IAP/Bern Switzerland, 17.TAU Israel, 18.NUIM Ireland, 19.IMO Island, 20.IOGA Madagascar, 21.NIEP Romania, 22.FGF Portugal, 23.CNCT Tunisia, 24.LAMTO Ivory Coast)