Authors: A. Aab, P. Abreu, Marco Aglietta, I. Al Samarai, Ivone F. M. Albuquerque, I. Allekotte, Alejandro Almela, J. Alvarez Castillo, Jaime Alvarez-Muñiz, Gioacchino Alex Anastasi, Luis A. Anchordoqui, Belén Andrada, Sofia Andringa, C. Aramo, F. Arqueros, Nicusor Arsene, Hernán Asorey, Pedro Assis, Julien Aublin, Gualberto Avila, Alina Mihaela Badescu, Alexandru Balaceanu, R.J. Barreira Luz, Colin Baus, J. J. Beatty, K.-H. Becker, Jose A. Bellido, Corinne Berat, M. E. Bertaina, Xavier Bertou, Peter L. Biermann, Pierre Billoir, Jonathan Biteau, S. G. Blaess, A. Blanco, Jonathan Blazek, Carla Bleve, Martina Bohacova, Denise Boncioli, Carla Bonifazi, Nataliia Borodai, Ana Martina Botti, Jeffrey Brack, I.M. Brancus, Thomas Bretz, A. Bridgeman, Florian Lukas Briechle, Peter Buchholz, Antonio Bueno, Stijn Buitink, Mario Buscemi, Karen S. Caballero-Mora, Lorenzo Caccianiga, A. Cancio, Fabrizia Canfora, L. Caramete, Rossella Caruso, Antonella Castellina, G. Cataldi, Lorenzo Cazon, A. G. Chavez, Jose Chinellato, Jiri Chudoba, Roger W Clay, Roberta Colalillo, Alan Coleman, L. Collica, Maria Rita Coluccia, Rúben Conceição, Fernando Contreras, M. J. Cooper, S. Coutu, Corbin Covault, A. Criss, J. W. Cronin, Stefano D'Amico, Bruno Daniel, Sergio Dasso, Kai Daumiller, Bruce R. Dawson, R. M. de Almeida, S. J. De Jong, G. De Mauro, J. R. T. de Mello Neto, I. De Mitri, J. de Oliveira, V. de Souza, J. Debatin, Olivier Deligny, C. Di Giulio, A. Di Matteo, M. L. Díaz Castro, F. Diogo, Carola Dobrigkeit, Juan Carlos D'Olivo, R.C. dos Anjos, Maria-Teresa Dova, Andrej Dundovic, Jan Ebr, Ralph Engel, Martin Erdmann, M. Erfani, Carlos Escobar, J. Espadanal, A. Etchegoyen, Heino Falcke, G. Farrar, A. C. Fauth, N. Fazzini, Brian Fick, Juan Manuel Figueira, A. Filipčič, Octavian Fratu, Martín Miguel Freire, Toshihiro Fujii, A. Fuster, R. Gaior, B. García, D. Garcia-Pinto, F. Gate, H. Gemmeke, Alexandru Gherghel-Lascu, Piera Luisa Ghia, Ugo Giaccari, Marco Giammarchi, M. Giller, Dariusz Glas, Christian Glaser, H. Glass, G. Golup, M. Gómez Berisso, P.F. Gómez Vitale, Nicolás González, Alessio Gorgi, Peter Gorham, P. Gouffon, A. F. Grillo, Trent D. Grubb, F. Guarino, G. P. Guedes, Matías Rolf Hampel, Peter Hansen, D. Harari, Thomas Harrison, J. L. Harton, Q. Hasankiadeh, A. Haungs, Thomas Hebbeker, D. Heck, P. Heimann, A. E. Herve, G. C. Hill, C. Hojvat, E.M. Holt, Piotr Homola, Jörg R. Hörandel, Pavel Horvath, Miroslav Hrabovský, T. Huege, J. Hulsman, A. Insolia, Paula Gina Isar, I. Jandt, S. Jansen, Jeffrey A. Johnsen, M. Josebachuili, Alex Kääpä, O. Kambeitz, Karl-Heinz Kampert, P. H. Kasper, Igor Katkov, B. Keilhauer, E. Kemp, Julian Kemp, R. M. Kieckhafer, H.O. Klages, M. Kleifges, J. Kleinfeller, R. Krause, N. Krohm, Daniel Kuempel, G. Kukec Mezek, N. Kunka, A. Kuotb Awad, Danielle LaHurd, Markus Lauscher, P. Lebrun, R. Legumina, M. A. Leigui de Oliveira, A. Letessier-Selvon, I. Lhenry-Yvon, K. Link, Lourenco Lopes, R. López, A. López Casado, Q. Luce, A. Lucero, Max Malacari, M. Mallamaci, Dusan Mandat, P. Mantsch, A. G. Mariazzi, I. C. Mariç, G. Marsella, D. Martello, H. Martinez, O. Martínez Bravo, J. J. Masías Meza, H. J. Mathes, S. Mathys, John Matthews, J. A.J. Matthews, G. Matthiae, Eric Mayotte, P.O. Mazur, Carlos Medina, G. Medina-Tanco, D. Melo, A. Menshikov, S. Messina, M. I. Micheletti, Lukas Middendorf, I. A. Minaya, Lino Miramonti, B. Mitrica, Daniela Mockler, Silvia Mollerach, François Montanet, C. Morello, Miguel Mostafa, Alfred Müller, G. Müller, Marcio Aparecido Muller, S. Müller, Roberto Mussa, Ivo Nicolas Naranjo, L. Nellen, J. Neuser, P. H. Nguyen, Mihai Niculescu-Oglinzanu, Marcus Niechciol, L. Niemietz, Tim Niggemann, D. Nitz, D. Nosek, V. Novotny, H. Nožka, Luis A. Nunez, L. Ochilo, Foteini Oikonomou, Angela V. Olinto, D. Pakk Selmi-Dei, M. Palatka, J. Pallotta, Philipp Papenbreer, G. Parente, A. Parra, T. Paul, Miroslav Pech, F. Pedreira, J. Pȩkala, Rodrigo Pelayo, Jesús Peña-Rodríguez, L. A. S. Pereira, M. Perlin, L. Perrone, Christine Peters, S. Petrera, J. Phuntsok, R. Piegaia, T. Pierog, P. Pieroni, M. Pimenta, V. Pirronello, M. Platino, M. Plum, C. Porowski, R. R. Prado, Paolo Privitera, M. Prouza, E. J. Quel, S. Querchfeld, S. Quinn, R. Ramos-Pollan, J. Rautenberg, D. Ravignani, B. Revenu, J. Ridky, M. Risse, P. Ristori, Vincenzo Rizi, W. Rodrigues de Carvalho, G. Rodriguez Fernandez, J. Rodriguez Rojo, D. Rogozin, M. J. Roncoroni, Markus Roth, Esteban Roulet, A. C. Rovero, P. Ruehl, S. J. Saffi, Alexandra Saftoiu, Humberto Ibarguen Salazar, A. Saleh, F. Salesa Greus, G. Salina, J.D. Sanabria Gomez, F. Sánchez, P. Sanchez-Lucas, E. M. Santos, E. Santos, F. Sarazin, B. Sarkar, Raul Sarmento, C. A. Sarmiento, R. Sato, M. Schauer, V. Scherini, H. Schieler, M. Schimp, David Schmidt, Olaf Scholten, Petr Schovanek, F.G. Schröder, André Schulz, Johannes Schulz, Johannes Schumacher, S. J. Sciutto, A. Segreto, Mariangela Settimo, A. Shadkam, R. C. Shellard, Günter Sigl, Gaia Silli, Octavian Sima, A. Śmiałkowski, Radomir Smida, Gregory R Snow, Paul Sommers, S. Sonntag, J. Sorokin, R. Squartini, Denis Stanca, Samo Stanič, J. Stasielak, P. Stassi, Francesco Strafella, Federico Suarez, M. Suarez Durán, Tristan Sudholz, T. Suomijärvi, Alberto Daniel Supanitsky, J. D. Swain, Z. Szadkowski, A. Taboada, O. A. Taborda, A. Tapia, V. M. Theodoro, Charles Timmermans, C. J. Todero Peixoto, L. Tomankova, B. Tome, G. Torralba Elipe, D. Torres Machado, Marco Torri, Petr Travnicek, M. Trini, Ralf Ulrich, Michael Unger, M. Urban, J. F. Valdés Galicia, I. Valiño, L. Valore, G. van Aar, P. van Bodegom, A.M. van den Berg, A. van Vliet, E. Varela, B. Vargas Cárdenas, G. S. Varner, J. R. Vázquez, Ricardo Vázquez, Darko Veberič, I.D. Vergara Quispe, Valerio Verzi, J. Vicha, L. Villaseñor, Serguei Vorobiov, Hernan Wahlberg, O. Wainberg, David Walz, Alan Watson, Marc Weber, A. Weindl, L. R. Wiencke, H. Wilczyński, Tobias Winchen, David Wittkowski, B. Wundheiler, Lili Yang, D. Yelos, A. Yushkov, Enrique Zas, D. Zavrtanik, M. Zavrtanik, A. Zepeda, Benedikt Zimmermann, M. Ziolkowski, Z. Zong, Francesca Zuccarello
Venue: Journal of Instrumentation
Type: Publication
Abstract: Atmospheric conditions, such as the pressure (P), temperature (T) or air density ($\rho \propto P/T$), affect the development of extended air showers initiated by energetic cosmic rays. We study the impact of the atmospheric variations on the reconstruction of air showers with data from the arrays of surface detectors of the Pierre Auger Observatory, considering separately the one with detector spacings of 1500 m and the one with 750 m spacing. We observe modulations in the event rates that are due to the influence of the air density and pressu...
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Topics: 
Atmospheric sciences
Nuclear physics
Astrophysics
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