Author affiliations
1 NASA Goddard Space Flight Center, Greenbelt, MD 20771
2 Osservatorio Astronomico di Brera, via Brera 28, I-20121 Milan, Italy
3 Universita degli Studi di Milano Bicocca, via G. Celoria, 16, I-20133 Milan, Italy
4 Agenzia Spaziale Italiana, Science Data Center, via di Villa Grazioli, I-00198 Rome, Italy
5 Mullard Space Science Laboratory, University College London, Holmbury St. Mary, Dorking, RH5 6NT Surrey, UK
6 Department of Astronomy and Astrophysics, Pennsylvania State University, 525 Davey Laboratory, University Park, PA 16802
7 Space Research Centre, University of Leicester, LE1 7RH Leicester, UK
8 Department of Physics and Astronomy, Sonoma State University, Rohnert Park, CA 94928-3609
9 Space Sciences Laboratory, University of California, Grizzly Peak at Centennial Drive, Berkeley, CA 94720-3411
10 Universities Space Research Association, 10227 Wincopin Circle, Suite 212, Columbia, MD 21044
11 Joint Center for Astrophysics, University of Maryland, 1000 Hilltop Circle, Baltimore, MD 21250
12 Istituto di Astrofisica Spaziale e Fisica Cosmica, Consiglio Nazionale delle Ricerche, Via Bassini 15, I-20133 Milan, Italy
13 National Research Council, 2101 Constitution Avenue, NW, Washington, DC 20418
14 Department of Physics and Astronomy, University of Southampton, Highfield, S017 1BJ Southampton, UK
15 Los Alamos National Laboratory, P.O. Box 1663, Los Alamos, NM 87545
16 National Radio Astronomy Observatory, P.O. Box O, 1003 Lopezville Road, Socorro, NM 87801
17 Space Telescope Science Institute, 3700 San Martin Drive, Baltimore, MD 21218
18 Max-Planck-Institut für extraterrestrische Physik, Giessenbachstrasse Postfach 1312, D-85748 Garching, Germany
19 Department of Astronomy, California Institute of Technology, MS 105-24, Pasadena, CA 91125
20 Department of Astronomy, University of Texas, RLM 15.308, Austin, TX 78712-1083
21 Commissariat a l'Energie Atomique, DSM/DAPNIA/SAP, Centre d'Etudes de Saclay, F-91191 Gif sur Yvette Cedex, France
22 Canadian Institute for Theoretical Astrophysics, McClennan Laboratories, University of Toronto, 60 St. George Street, Toronto ON M5S 3H8, Canada
23 Department of Astronomy, University of Maryland, College Park, MD 20742-2421
24 L-3 Communications EER, Chantilly, VA 20151
25 Princeton University Observatory, Peyton Hall, Princeton, NJ 08544-1001
26 Lawrence Livermore National Laboratory, University of California, P.O. Box 808, L-413, Livermore, CA 94551
27 Institute of Astronomy, University of Cambridge, Madingley Road, CB3 0HA Cambridge, UK
28 Department of Physics, University of California, Broida Hall, Building 572, Santa Barbara, CA 93106-9530
29 Physics and Astronomy Department, University of Leicester, Leicester Road, Leicester LE1 7RH, UK
30 Department of Physics and Astronomy, Rice University, MS 61, 6100 South Main, Houston, TX 77005-1892
31 Osservatorio Astronomico di Roma, Sede di Monteporzio Catone, Via di Frascati, 33, I-00040 Rome, Italy
32 Institute of Space and Astronautical Science, 3-1-1 Yoshinodai, Sagamihara, 229-8510 Kanagawa, Japan
33 Department of Physics, University of Tokyo, Hongo 7-3-1, Bunkyo-ku, 113 Tokyo, Japan
34 Department of Physics, Saitama University, Sakura, Saitama, Japan
35 Osservatorio Astronomico di Arcetri, Università degli Studi di Firenzi, Largo Enrico Fermi, 5, I-50125 Florence, Italy