Institution: | a Mullard Space Science Laboratory, University College London, Holmbury St. Mary, Dorking, Surrey RH5 6NT, UK b Southwest Research Institute, San Antonio, TX 7228-0510, USA c Swedish Institute of Space Physics, Box 812, S-98 128 Kiruna, Sweden d Finnish Meteorological Institute, Box 503, FIN-00101 Helsinki, Finland e Department of Physical Sciences, University of Helsinki, Box 64, FIN-00014 Helsinki, Finland f Space Physics Research Laboratory, University of Michigan, Ann Arbor, MI 48109-2143, USA g Space Science Laboratory, University of California in Berkeley, Berkeley, CA 94720-7450, USA h Applied Physics Laboratory, Johns Hopkins University, Laurel, MD 20723-6099, USA i Department of Physics, University of Arizona, Tucson, AZ 85721, USA j Rutherford Appleton Laboratory, Chilton, Didcot, Oxfordshire OX11 0QX, UK k Centre d'Etude Spatiale des Rayonnements, BP-4346, F-31028 Toulouse, France l Space Technology Ireland, National University of Ireland, Maynooth, Co. Kildare, Ireland m Istituto di Fisica dello Spazio Interplanetari, I-00133 Rome, Italy n University of Bern, Physikalisches Institut, CH-3012 Bern, Switzerland o Max-Planck-Institut für Aeronomie, D-37191 Katlenburg-Lindau, Germany p Institute of Space and Astronautical Science, 3-1-1 Yoshinodai, Sagamichara, Japan q Technical University of Braunschweig, Hans-Sommer-Strasse 66, D-38106 Braunschweig, Germany |