[1] Univ Alabama Huntsville, Dept Space Sci, 320 Sparkman Dr, Huntsville, AL 35899 USA
[2] Univ Alabama Huntsville, Ctr Space Plasma & Aeron Res, Huntsville, AL 35899 USA
[3] Univ Space Res Assoc, Inst Sci & Technol, Huntsville, AL 35805 USA
[4] NASA Marshall Space Flight Ctr, Astrophys Branch ST12, Huntsville, AL 35812 USA
[5] Louisiana State Univ, Dept Phys & Astron, Baton Rouge, LA 70803 USA
[6] SRON Netherlands Inst Space Res, Niels Bohrweg 4, NL-2333 CA Leiden, Netherlands
[7] Los Alamos Natl Lab, Ctr Non Linear Studies, Los Alamos, NM 87545 USA
[8] Univ Paris Saclay, IJCLab, CNRS, IN2P3, F-91405 Orsay, France
[9] NASA Goddard Space Flight Ctr, Astrophys Sci Div, Greenbelt, MD 20771 USA
[10] Univ Politecn Bari, Dipartimento Int Fis, Via E Orabona 4, I-70125 Bari, Italy
[11] Ist Nazl Fis Nucleare, Sez Bari, Via E Orabona 4, I-70125 Bari, Italy
[12] Jacobs Space Explorat Grp, Huntsville, AL 35806 USA
[13] Florida Inst Technol, Dept Aerosp Phys & Space Sci, Melbourne, FL 32901 USA
[14] Int Space Sci Inst, Hallerstr 6, CH-3012 Bern, Switzerland
[15] Max Planck Inst Extraterr Phys, Giessenbachstr 1, D-85748 Garching, Germany
[16] Clemson Univ, Dept Phys & Astron, Kinard Lab Phys, Clemson, SC 29634 USA
[17] Kanazawa Univ, Inst Sci & Engn, Fac Math & Phys, Kanazawa, Ishikawa 9201192, Japan
[18] Univ Pisa, I-56127 Pisa, Italy
[19] Univ Paris Saclay, Univ Paris Cite, CNRS, CEA,AIM, F-91191 Gif Sur Yvette, France
[20] Rice Univ, Dept Phys & Astron, MS-108,POB 1892, Houston, TX 77251 USA
[21] Ist Nazl Fis Nucl, Sez Padova, I-35131 Padua, Italy
[22] Univ Padua, Dipartimento Fis Astron G Galilei, Via F Marzolo 8, I-35131 Padua, Italy
[23] Univ Padua, Ctr Space Studies & Act G Colombo, Via Venezia 15, I-35131 Padua, Italy
[24] Inst Astrofis Canarias, E-38200 San Cristobal la Laguna, Spain
[25] Ist Nazl Fis Nucl, Sez Pisa, I-56127 Pisa, Italy
[26] Univ Politecn Bari, Dipartimento Fis M Merlin, Via Amendola 173, I-70126 Bari, Italy
[27] Ist Nazl Fis Nucl, Sez Bari, I-70126 Bari, Italy
[28] Stanford Univ, WW Hansen Expt Phys Lab, Kavli Inst Particle Astrophys & Cosmol, Dept Phys, Stanford, CA 94305 USA
[29] Ist Nazl Fis Nucl, Sez Torino, I-10125 Turin, Italy
[30] UnivTorino, Dipartimento Fis, I-10125 Turin, Italy
[31] Inst Polytech Paris, Lab Leprince Ringuet, Ecole Polytech, CNRS,IN2P3, F-91120 Palaiseau, France
[32] Univ Wurzburg, Inst Theoret Phys & Astrophys, D-97074 Wurzburg, Germany
[33] NASA Goddard Space Flight Ctr, Greenbelt, MD 20771 USA
[34] INAF Ist Astrofis Spaziale & Fis Cosm Milano, Via Bassini 15, I-20133 Milan, Italy
[35] Italian Space Agcy, Via Politecn Snc, I-00133 Rome, Italy
[36] Ist Nazl Fis Nucl, Sez Roma Tor Vergata, I-00133 Rome, Italy
[37] Space Sci Data Ctr Agenzia Spaziale Italiana, Via Politecn Snc, I-00133 Rome, Italy
[38] Univ Perugia, Dipartimento Fis, I-06123 Perugia, Italy
[39] Ist Nazl Fis Nucl, Sez Perugia, I-06123 Perugia, Italy
[40] Univ Maryland, Dept Astron, College Pk, MD 20742 USA
[41] INAF Ist Radioastron, I-40129 Bologna, Italy
[42] Univ Complutense Madrid, Grp Altas Energias, E-28040 Madrid, Spain
[43] Ctr Res & Explorat Space Sci & Technol CRESST, Greenbelt, MD 20771 USA
[44] NASA, Goddard Space Flight Ctr, Greenbelt, MD 20771 USA
[45] Catholic Univ Amer, Washington, DC 20064 USA
[46] Hiroshima Univ, Dept Phys Sci, Higashihiroshima, Hiroshima 7398526, Japan
[47] Friedrich Alexander Univ Erlangen Nurnberg, Erlangen Ctr Astroparticle Phys, Erwin Rommel Str 1, D-91058 Erlangen, Germany
[48] Univ Autonoma Madrid, Dept Fis Teor, E-28049 Madrid, Spain
[49] Univ Autonoma Madrid, Inst Fis Teor UAM CSIC, E-28049 Madrid, Spain
[50] Univ Roma Tor Vergata, Dipartimento Fis, I-00133 Rome, Italy