Affiliation: | (1) Observatoire Midi, Pyrenees 14, avenue Edouard Belin, F-31400 Toulouse, France;(2) Dept. of Physics, CSPAR, University of Alabama in Huntsville, EB 136M, Huntsville, AL 35899, USA;(3) The Aerospace Corporation M2 259, P.O. Box 92957, Los Angeles, CA 90009, USA;(4) National Observatory of Athens Institute of Ionospheric and Space Research Metaxa and Vas. Pavlou Str, GR-15236 Palea Penteli, Greece;(5) Institut d'Aeronomie Spatiale de Belgique 3, avenue Circulaire, 8-1180 Brussels, Belgium;(6) Florida Institute of Technology Dept. of Physics and Space Sciences 150%, University Blvd, Melbourne, FL 32901-6988, USA;(7) IFSI - CNR, P.O. Box 27, I-00044 Frascati, Italy;(8) Dept. of Atmospheric Sciences, University of California, 405 Hilgard Avenue, Los Angeles, CA 90095-1567, USA;(9) Space Physics Dept, Rice University, 6100 South Main Street, Houston, TX 77005-1892, USA |