Preliminary list of participants (situation on 26 Feb, 2009):

Abreu, Jose Angel  EAWAG 
Alexander, Caroline  University of Central Lancashire 
Artamonova, Irina  Saint-Petersburg State University 
Asikainen, Timo  University of Oulu 
Beer, Juerg  Eawag 
Berghmans, David  SIDC - Royal Observatory of Belgium 
Bochnicek, Josef  Institute of Geophysics, AS CR, Czech Republic 
Bondo, Torsten  DTU Space 
Bromage, Barbara  University of Central Lancashire 
Budnik, Alex  St.Petersburg State University 
Calogovic, Jasa  Hvar Observatory, Faculty of Geodesy, Zagreb, Croatia 
Charbonneau, Paul  Université de Montréal 
Chifu, Iulia Ana Maria  Astronimical Institute of Romanian Academy 
Clette, Frédéric  Royal Observatory of Belgium 
Crosby, Norma Bock  Belgian Institute for Space Aeronomy 
Dasi, Maria  Max-Planck-Institute for Solar System Research 
Davidkovova, Hana  Institute of Geophysics, AS CR, Czech Republic 
Del Sordo, Fabio  NORDITA 
Demetrescu, Crisan  Institute of Geodynamics 
Dergachev, Valentin  Ioffe Physico-technical Institute of RAS 
D'Huys, Elke  Royal Observatory Belgium 
Dobrica, Venera  Institute of Geodynamics 
Dreschhoff, Gisela  University of Kansas 
Dudok de Wit, Thierry  LPC2E, University of Orléans 
Ferriz Mas, Antonio  Universidad de Vigo 
Gardner, Esko  Turku University, Dept. of Physics and Astronomy 
Gburek, Szymon  Space Research Centre Polish Academy of Sciences 
Georgieva, Katya  Solar-Terrestrial Influences Institute, Bulgarian Academy of Sciences 
Getko, Ryszarda  Astronomical Institute of Wroclaw University 
Gil, Agnieszka  Institute of Mathematics and Physics, University of Podlasie, Siedlce, Poland 
Gizon, Laurent  Max Planck Institute for Solar System Research 
Gordeev, Evgeniy  V.A.Fock Institute of Physics, St.-Petersburg State University 
Gyenge, Norbert  Heliophysical Observatory, Debrecen, Hungary 
Haigh, Joanna  Imperial College London 
Hall, Jeffrey  Lowell Observatory 
Hietala, Heli  University of Helsinki 
Holappa, Lauri  University of Oulu 
Huth, Radan  Institute of Atmospheric Physics, Prague, Czech Republic 
Ivanov, Vladimir  Pulkovo Observatory 
Jungner, Högne  University of Helsinki 
Järvinen, Riku  Finnish Meteorological Institute 
Kajava, Jari  University of Oulu, Department of Physical Sciences 
Kalliomäki, Petri  University of Oulu 
Karppinen, Tomi  University of Oulu 
Kepa, Anna  Space Research Centre Polish Academy of Sciences 
Kero, Antti  Sodankylä Geophysical Observatory 
Korhonen, Heidi  European Southern Observatory 
Kretzschmar, Matthieu  LPC2E / CNRS / Université d?orléans 
Krivova, Natalie  MPI for Solar System Research 
Kusano, Kanya  Earth Simulator Center, JAMSTEC 
Kuzanyan, Kirill  IZMIRAN, Russia 
Leitner, Martin  Institute of Astro- and Particle Physics, University of Innsbruck, Austria 
Lockwood, Mike  Southampton University and Rutherford Appleton Laboratory, UK 
Lopes, Ilídio  CENTRA - Instituto Superior Técnico 
Ludmány, András  Heliophysical Observatory, Debrecen, Hungary 
Marsh, Daniel  National Center for Atmospheric Research 
Martini, Daniel  IIG/Space Res. Group, Oulu 
Meyer, Karen  University of St Andrews 
Miletsky, Eugen  Pulkovo Observatory 
Mironova, Irina  St.Petersburg State University 
Modzelewska, Renata  Math and Physics, University of Podlasie 
Mosna, Zbysek  Instute of Atmospheric Physics, Academy of Sciences Czech Republic 
Munoz-Jaramillo, Andres  Montana State University 
Munteanu, Costel  Al. I. Cuza University, Iasi, Romania 
Murakozy, Judit  Heliophysical Observatory 
Mursula, Kalevi  University of Oulu 
Nandi, Dibyendu  Montana State University 
Novotna, Dagmar  Institute of Atmospheric Physics Academy of Sciences of the Czech Republic 
Ofman, Leon  NASA 
Otruba, Wolfgang  Kanzelhöhe Observatory, Austria 
Partamies, Noora  Finnish Meteorological Institute 
Passos, Dário  Instituto Superior Técnico, Lisbon 
Ponyavin, Dmitri  Institute of Physics, St.Petersburg University 
Priest, Eric  St Andrews University 
Pulkkinen, Tuija  Finnish Meteorological Institute 
Raspopov, Oleg  SPbF IZMIRAN 
Raynal, Sophie  Royal Observatory of Belgium 
Rica da Silva, Amaro  Instituto Superior Técnico, Lisbon 
Richardson, John  M.I.T. 
Rodriguez-Camino, Ernesto  AEMET 
Rouillard, Alexis  University of Southampton 
Rozanov, Eugene  PMOD/WRC 
Rozelot Jean-Pierre  OCA-Nice University 
Ruzmaikin, Alexander  Jet Propulsion Laboratory, California Institute of Technology 
Salmi, Sanna-Mari  Finnish Meteorological Institute 
Saloniemi, Oskari  Space research laboratory, Turku university 
Schmutz, Werner  PMOD/WRC 
Schoell, Micha  PMOD/WRC 
Seaton, Daniel  Royal Observatory of Belgium 
Seppälä, Annika  British Antarctic Survey 
Shapiro, Alexander  PMOD/WRC 
Shapiro, Anna  PMOD/WRC 
Shaviv, Nir  Hebrew University of Jerusalem 
Shiozu, Yuto  Hinode Science Center, NAOJ 
Siluszyk, Marek  University of Podlasie, Poland 
Smith, Edward  Jet Propulsion Laboratory 
Solanki, Sami K.  Max Planck Institute for Solar System Research 
Steinhilber, Friedhelm  Eawag Dübendorf / Switzerland 
Tanskanen, Eija  Univ. of Bergen, Norway 
Tsuneta, Saku  NAOJ 
Tsurutani, Bruce  Jet Propulsion Laboratory 
Tuominen, Ilkka  Helsingin Yliopisto 
Turck-Chieze, Sylvaine  CEA 
Turunen, Esa  EISCAT Scientific Association 
Ulich, Thomas  Sodankylä Geophysical Observatory 
Urbar, Jaroslav  LTU, IRV Kiruna, Sweden 
Usoskin, Ilya  Sodankylä Geophysical Observatory, University of Oulu, Finland 
Vanlommel, Petra  Royal Observatory of Belgium 
Vaquero, José M.  Universidad de Extremadura 
Veretenenko, Svetlana  Ioffe Physico-Technical Institute RAS, St.Petersburg, Russia 
Verronen, Pekka  Finnish Meteorological Institute 
Veselovsky, Igor  Moscow State University 
Vieira, Luis Eduardo  Max-Planck-Institut für Sonnensystemforschung 
Virtala, Jussi  University of Oulu 
Virtanen, Ilkka  University of Oulu 
Virtanen, Ilpo  University of Oulu 
Vornanen, Tommi  Tuorlan observatorio 
Wauters, Laurence  ROB 
Wawrzyn'czak-Szaban, Anna  Institute of Computer Sciences, University of Podlasie, Siedlce, Poland 
Willems, Sarah  Royal Observatory of Belgium 
Wissing, Jan Maik  University of Osnabrueck, Germany 
Yakovchouk, Olesya  Institute of Nuclear Physics, Moscow State University 
York, George  AFOSR / EOARD 
Zarrouk, Neila  Faculté des Sciences de Tunis, Tunisia 
Zhang, Liyun  National Astronomical Observotaries, Chinese Academy of Sciences 
Zharkova, Valentina  University of Bradford, UK 
Zolotova, Nadezhda  Institute of Physics, Saint-Petersburg State University