Stefan Kiehas, Space Research Institute, Graz-St Peter, Austria, Daniil Korovinskiy, Institut für Weltraumforschung, Graz, Austria, Andrey V Divin, St. Petersburg State university, St Petersburg, Russia, Vladimir Semenov, St. Petersburg State University, St. Petersburgq, Russia, Nikolai Erkaev, Institute of Computational Modelling, Krasnoyarsk, Russia, Ivan Ivanov, Petersburg Nuclear Physics Institute, St. Petersburg, Russia and Stefano Markidis, KTH Royal Institute of Technology, Stockholm, Sweden