Affiliation: | 1. NASA/Goddard Space Flight Center, Greenbelt, MD 20771, USA;2. Observatoire de Paris-Meudon, France;3. NOAA/Marshall Space Flight Center, Huntsville, AL 35812, USA;4. Lockheed Palo Alto Research Laboratories, Palo Alto, CA 94304, USA;5. University of Hawaii, Honolulu, HI 96822, USA;6. Observatorio de Fisica Cosmica-CNIE, Argentina;7. National Research Council of Canada, Ottawa, Canada;8. CSIRO Division of Radiophysics, Epping, N.S.W., Australia;9. Institute for Plasma Research, Stanford University, CA 94305, USA |