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Navarra, G. Parente, G.P. Guedes, G. Raia J. Rautenberg, G. Rodriguez, G. Ros, G.R. Snow, G. Salina, G. Schleif A. Schmidt, G. Sequieros, G. Tristram, G. Vitali, G. Wieczorek, G. W\\\"orner, G. Yuan, H. Asorey, H. Bl\\\"umer, H. Bolz, H.C. Reis, H. Dembinski, H. Falcke, H. Geenen, H. Gemmeke, H. Glass, H. Hucker, H.J. Mathes, H.J.M. Barbosa, H. Kern, H. Lyberis, H.O. Klages, H.R. Marquez Falcon, H. Salazar b, H. Schieler, H. Schoorlemmer, H. Spinka, H. Wahlberg, H. Wilczy\\'nski, H. Wu, I. Allekotte, I.C. Maris, I. De Mitri, I. Dutan, I. Fleck, I. Lhenry-Yvon, I.M. Pepe, I. Rodriguez-Cabo, I. Sidelnik, I. Torres, I. Vali\\~no, I. Zaw, J.A. Bellido, J.A. Chinellato, J.A.J. Matthews, J. Allen, J. Alvarez-Mu\\~niz, J. Aublin, J. Brack, J. Castro, J.C. Diaz, J.C. D'Olivo, J.C. dos Anjos, J. Chauvin, J. Chudoba, J. Chye, J.C. Moreno, J. Coppens, J. Cuautle, J.D. Hague, J.F. Vald\\'es Galicia, J.G. Gonzalez, J. Gitto, J. Grygar, J. Guti\\'errez, J.J. Beatty, J. Kleinfeller, J. Knapp, J. 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Micheletti, M. Kaducak, M. Kleifges, M. Leuthold, M. Malek, M. McEwen, M. Melissas, M. Monasor, M. Mostaf\\'a, M. Mucchi, M. Nyklicek, M. Ortiz, M. Palatka, M. Patel, M. Pech, M. Pimenta, M. Platino, M. Pontz, M. Prouza, M. Risse, M. Roth, M.S.A.B. Le\\~ao, M. Santander, M. Scuderi, M. Settimo, M.S. Gold, M.S. Sutherland, M.T. Dova, M. Tueros, M. Unger, M. Urban, M. Videla, M. Zavrtanik, M. Ziolkowski, N. Barenthien, N. Borodai, N. Fazzini, N.G. Busca, N. Guardone, N. Kunka, N. Nierstenhoefer, N. Pacheco, N. Scharf, N.T. Thao, N. Wild, O. Blanch-Bigas, O. Catalano, O. Deligny, O. Kr\\\"omer, O. Martineau, O. Mart\\'inez Bravo, O. Pisanti, O. Ravel, O. Scholten, O. Ta\\c{s}c\\u{a}u, O. Wainberg, P. Abreu, P. Allison, P. Assis, P. Bauleo, P. Bernardini, P. Billoir, P. Brogueira, P. Buchholz, P.D.J. Clark, P. Facal San Luis, P.F. Gomez Vitale, P. Gon\\c{c}alves, P. Gouffon, P. Hansen, P. Homola, P. Kasper, P. Lautridou, P.L. Biermann, P. Lebrun, P.L. Ghia, P. Mantsch, P.N. Diep, P.N. Dong, P. Necesal, P. Oliva, P.O. Mazur, P. Petrinca, P. Privitera, P. Schiffer, P. Schov\\'anek, P. Sommers, P.T. Nhung, P. Trapani, P. Travnicek, P. Wahrlich, P. Younk, R.A. V\\'azquez, R. Bonino, R. Bruijn, R. Caruso, R. Cester, R. Concei\\c{c}\\~ao, R.C. Shellard, R. Dallier, R.E. Burton, R. Engel, R.F. Gamarra, R. Fonte, R. Gumbsheimer, R. Knapik, R. L\\'opez, R.M. de Almeida, R. Meyhandan, R.M. Kieckhafer, R. Mussa, R. Pesce, R. Piegaia, R.R. McNeil, R. Sato, R. Squartini, R. Tcaciuc, R. Ticona, R. Ulrich, R. \\v{S}m\\'ida, R.W. Clay, S. Andringa, S. Argir\\`o, S. BenZvi, S. Coutu, S. Dagoret-Campagne, S. Fliescher, S. Gambetta, S. Grebe, S. Harmsma, S. Hartmann, S.J. De Jong, S. Jiraskova, S.J. Sciutto, S.L.C. Barroso, S. Maldera, S. Mollerach, S. Mueller, S. Navas, S. Parlati, S. Pastor, S. Petrera, S. Reucroft, S. Riggi, S. Sarkar, S. Schulte, S. Vorobiov, S. Westerhoff, T. Asch, T. B\\\"acker, T. Beau, T. Hebbeker, The Pierre Auger Collaboration: J. Abraham, T. Huege, T. 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