| Institution: | (1) Jet Propulsion Laboratory, California Institute of Technology, 91109 Pasadena, California, U.S.A.;(2) Max-Planck-Institut für Kernphysik, D-6900 Heidelberg, F.R.G.;(3) Space Physics Laboratory, University of Michigan, 48109 Ann Arbor, Michigan, U.S.A.;(4) Central Research Institute for Physics, Hungarian Academy of Sciences, Budapest, Hungary;(5) Max-Planck-Institut für Aeronomie, D-3411 Katlenburg-Lindau, F.R.G.;(6) Lunar and Planetary Laboratory, University of Arizona, 85721 Tucson, Arizona, U.S.A.;(7) Electrical Engineering and Computer Sciences Department, University of California at San Diego, 92093 La Jolla, California, U.S.A.;(8) Space Science Department, European Space Research and Technology Centre, 2200 AG Noordwijk, The Netherlands |
