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Gascon, A. G. Mariazzi, A. Gorgi, A. Guzman, A. Haungs, A. Horneffer, A. Insolia, A. Italiano, A. Keivani, A. Lemiere, A. Letessier-Selvon, A. Lopez Ag\\\"uera, A. Lucero, A. Menshikov, A. M. van den Berg, A. Nelles, A. Olinto, A. Parra, A. Petrolini, A. P. Ferguson, A. Schmidt, A. Segreto, A. Shadkam, A. \\'Smia{\\l}kowski, A. Stutz, A. Tamashiro, A. Tapia, A. Tonachini, A. Weindl, A. Yushkov, A. Zepeda, B. Baughman, B. Fick, B. Fuchs, B. Garc\\'ia, B. Gookin, B. J. Whelan, B. K\\'egl, B. Keilhauer, B. Morales, B. R. Becker, B. R. Dawson, B. Revenu, B. Rouill\\'e-d'Orfeuil, B. Sarkar, B. Tom\\'e, B. Vargas C\\'ardenas, B. Wilczy\\'nska, B. Wundheiler, B. Zamorano, C. A. Moura, C. Aramo, C. Berat, C. Bleve, C. Bonifazi, C. De Donato, C. Di Giulio, C. Dobrigkeit, C. E. Covault, C. E. Fracchiolla, C. E. Santo, C. G. Tavera Ruiz, C. Hojvat, C. Jarne, C. J. Todero Peixoto, C. Lachaud, C. Macolino, C. Meurer, C. Morello, C. Morris, C. O. Escobar, C. Pfendner, C. Robledo, C. R\\\"uhle, C. Timmermans, C. Williams, D. Allard, D. Boncioli, D. B. Tridapalli, D. D'Urso, D. Garc\\'ia G\\'amez, D. Garcia-Pinto, D. Gonzalez, D. G\\'ora, D. Harari, D. Heck, D.-H. Koang, D. Kruppke-Hansen, D. K. Tiwari, D. Kuempel, D. Lebrun, D. Mandat, D. Martello, D. Maurizio, D. Melo, D. Monnier Ragaigne, D. Nitz, D. Nosek, D. Pakk Selmi-Dei, D. Ravignani, D. Schuster, D. Tegolo, D. Thomas, D. Veberi\\v{c}, D. Warner, D. Zavrtanik, E. Arganda, E. D. Fraenkel, E. Grashorn, E. J. Ahn, E. J. Quel, E. Kemp, E. Menichetti, E. Moreno, E. M. Santos, E. Parizot, E. Petermann, E. Roulet, E. Santos, E. Strazzeri, E. Trovato, E. Varela, E. Zas, F. Arqueros, F. Blanco, F. Contreras, F. Gomez Albarracin, F. Guarino, F. Ionita, F. Kuehn, F. Montanet, F. Salamida, F. S\\'anchez, F. Sarazin, F. Schmidt, F. Schr\\\"oder, F. Suarez, G. Avila, G. Cataldi, G. Decerprit, G. De La Vega, G. Farrar, G. Golup, G. la Rosa, G. Marsella, G. Matthiae, G. Medina-Tanco, G. M\\\"uller, G. Navarra {\\ddag}, G. Parente, G. P. Guedes, G. Rodriguez, G. Ros, G. R. Snow, G. Salina, G. Sigl, G. Tristram, G. Wieczorek, G. Yuan, H. Asorey, H. Bl\\\"umer, H. Cook, H. Dembinski, H. Falcke, H. Gemmeke, H. Glass, H. H. Silva Lopez, H. J. Mathes, H. Lyberis, H. Martinez, H. O. Klages, H. Rivera, H. R. Marquez Falcon, H. Salazar, H. Schieler, H. Schoorlemmer, H. Spinka, H. Wahlberg, H. Wilczy\\'nski, I. Allekotte, I. C. Maris, I. De Mitri, I. Dutan, I. Fajardo Tapia, I. F. M. Albuquerque, I. Lhenry-Yvon, I. M. Pepe, I. Rodriguez-Cabo, I. Sidelnik, I. Vali\\~no, I. Zaw, J. A. Bellido, J. A. Chinellato, J. A. J. Matthews, J. Allen, J. Alvarez Castillo, J. Alvarez-Mu\\~niz, J. Aublin, J. B\\\"auml, J. Brack, J. C. Diaz, J. C. D'Olivo, J. C. dos Anjos, J. Chauvin, J. Chudoba, J. C. Moreno, J. Coppens, J. Cronin, J. D. Hague, J. Ebr, J. Espadanal, J. F. Vald\\'es Galicia, J. G. Gonzalez, J. J. Beatty, J. K. Kulbartz, J. Kleinfeller, J. Knapp, J. L. Harton, J. L. Kelley, J. L. Navarro, J. Lozano Bahilo, J. Marin, J. Matthews, J. Neuser, J. Oehlschl\\\"ager, J. Pallotta, J. Petrovic, J. P\\k{e}kala, J. Rautenberg, J. R. H\\\"orandel, J. Ridky, J. Roberts, J. Rodriguez Martino, J. Rodriguez Rojo, J. Rosado, J. R. T. de Mello Neto, J. R. V\\'azquez, J. Schovancova, J. Sorokin, J. Stapleton, J. Stasielak, J. Swain, J. Tiffenberg, J. Vicha, K. B. Barber, K. Daumiller, K. D. de Vries, K. Gesterling, K. H. Becker, K. H. Kampert, K. Kadija, K. Kotera, K. Link, K. Louedec, K. S. Caballero-Mora, K. Weidenhaupt, L. Anchordoqui, L. Caramete, L. Cazon, L. Del Peral, L. Lu, L. Martin, L. Miramonti, L. Molina-Bueno, L. Nellen, L. Niemietz, L. No\\v{z}ka, L. Perrone, L. Valore, L. Villase\\~nor, L. Wiencke, M. Aglietta, M. A. Leigui de Oliveira, M. Ambrosio, M. A. Muller, M. Ave, M. Avenier, M. Balzer, M. Blanco, M. Boh\\'a\\v{c}ov\\'a, M. C. Maccarone, M. De Domenico, M. del R\\'io, M. D. Rodr\\'iguez-Fr\\'ias, M. Erdmann, M. Giller, M. G\\'omez Berisso, M. Grigat, M. G. Winnick, M. Hrabovsk\\'y, M. I. Micheletti, M. J. Cooper, M. Josebachuili, M. Kleifges, M. L. D\\'iaz Castro, M. Ludwig, M. Melissas, M. Monasor, M. Mostaf\\'a, M. M\\\"unchmeyer, M. Nyklicek, M. Ortiz, M. Palatka, M. Pech, M. Pimenta, M. Platino, M. Pontz, M. Prouza, M. R. Coluccia, M. Risse, M. Roth, M. S. A. B. Le\\~ao, M. Scuderi, M. Settimo, M. S. Gold, M. S. Sutherland, M. Stephan, M. Szuba, M. Tartare, M. T. Dova, M. Tueros, M. Unger, M. Urban, M. Videla, M. Weber, M. Will, M. Wommer, M. Zavrtanik, M. Zimbres Silva, M. Ziolkowski, N. Borodai, N. Dhital, N. Fazzini, N. Griffith, N. Hollon, N. Krohm, N. Kunka, N. Nierstenhoefer, N. Pacheco, N. Palmieri, N. Phan, N. Scharf, N. T. Thao, O. Catalano, O. Deligny, O. Kr\\\"omer, O. Mart\\'inez Bravo, O. Ravel, O. Scholten, O. Ta\\c{s}c\\u{a}u, O. Wainberg, P. Allison, P. Assis, P. Billoir, P. Brogueira, P. Buchholz, P. Facal San Luis, P. Gon\\c{c}alves, P. Gouffon, P. Hansen, P. Homola, P. Karhan, P. Kasper, P. Lautridou, P. L. Biermann, P. Lebrun, P. L. Ghia, P. Mantsch, P. Mertsch, P. N. Diep, P. N. Dong, P. Necesal, P. Oliva, P. O. Mazur, P. Petrinca, P. Pieroni, P. Privitera, P. Ristori, P. Schiffer, P. Schov\\'anek, P. Sommers, P. T. Nhung, P. Travnicek, P. Wahrlich, P. Younk, R. A. V\\'azquez, R. Bardenet, R. Bonino, R. Bruijn, R. Caruso, R. Cester, R. Concei\\c{c}\\~ao, R. C. Shellard, R. Dallier, R. D. Parsons, R. E. Burton, R. Engel, R. F. Gamarra, R. Gaior, R. L\\'opez, R. M. de Almeida, R. M. Kieckhafer, R. Mussa, R. Pelayo, R. Pesce, R. Piegaia, R. Sato, R. Squartini, R. Tcaciuc, R. Ulrich, R. \\v{S}m\\'ida, R. W. Clay, S. Andringa, S. BenZvi, S. Coutu, S. Dagoret-Campagne, S. Dasso, S. Fliescher, S. Gambetta, S. Grebe, S. Harmsma, S. H. Cheng, S. J. de Jong, S. Jiraskova, S. J. Sciutto, S. L. C. Barroso, S. Maldera, S. Mi\\'canovi\\'c, S. Mollerach, S. Mueller, S. Navas, S. Pastor, S. Petrera, S. Querchfeld, S. R. Gozzini, S. Riggi, S. Sarkar, S. Schulte, S. Stanic, S. Westerhoff, T. Anti\\v{c}i\\'c, T. B\\\"acker, T. Hebbeker, The Pierre Auger Collaboration: P. Abreu, T. Huege, T. Paul, T. Pierog, T. Rossler, T. Suomij\\\"arvi, T. \\v{S}u\\v{s}a, T. Winchen, T. Yamamoto, T. Yapici, U. Fr\\\"ohlich, U. Giaccari, V. C. Holmes, V. de Souza, V. H. Ponce, V. Marin, V. M. Olmos-Gilbaja, V. Pirronello, V. Rizi, V. Scherini, V. Verzi, W. C. Brown, W. Docters, W. J. M. de Mello Junior, W. Miller, W. Rodrigues de Carvalho, W. Tkaczyk, X. Bertou, Y. Guardincerri, Y. Petrov, Z. Szadkowski","submitted_at":"2011-11-28T22:45:11Z","abstract_excerpt":"In this paper we introduce the concept of Lateral Trigger Probability (LTP) function, i.e., the probability for an extensive air shower (EAS) to trigger an individual detector of a ground based array as a function of distance to the shower axis, taking into account energy, mass and direction of the primary cosmic ray. We apply this concept to the surface array of the Pierre Auger Observatory consisting of a 1.5 km spaced grid of about 1600 water Cherenkov stations. Using Monte Carlo simulations of ultra-high energy showers the LTP functions are derived for energies in the range between 10^{17}"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1111.6645","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-11-28T22:45:11Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"457e41bf35c4af6d3fac662c49a2e99263896c351b62b6f83eb217a59a19f11b","abstract_canon_sha256":"2d85f15ec888868bb5351ae4b78c07732a53c73fddd384e3761849e10edd6a30"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:07:28.848878Z","signature_b64":"SST1RJfAzVSWSu6HF66a80ulutyWcMgh24AuVGjxAZWI+k4Cv1hVDxqmZOOeSXO3cXh3a8TMLkM4GXUWg81pAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7d81e3a14e90dd91439f4300e5d2384bb87373b58200d8cfb108eb4484310283","last_reissued_at":"2026-05-18T04:07:28.848427Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:07:28.848427Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Lateral Trigger Probability function for the Ultra-High Energy Cosmic Ray Showers detected by the Pierre Auger Observatory","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"astro-ph.HE","authors_text":"A. Aminaei, A. Anzalone, A. A. Watson, A. Bell\\'etoile, A. Bueno, A. Castellina, A. C. Fauth, A. Chiavassa, A. Chou, A. Cordier, A. Creusot, A. Criss, A. C. Rovero, A. Curutiu, A. Dorofeev, A. D. Supanitsky, A. E. Herve, A. Etchegoyen, A. F. Barbosa, A. Ferrero, A. F. Grillo, A. Filevich, A. Filip\\v{c}i\\v{c}, A. Gascon, A. G. Mariazzi, A. Gorgi, A. Guzman, A. Haungs, A. Horneffer, A. Insolia, A. Italiano, A. Keivani, A. Lemiere, A. Letessier-Selvon, A. Lopez Ag\\\"uera, A. Lucero, A. Menshikov, A. M. van den Berg, A. Nelles, A. Olinto, A. Parra, A. Petrolini, A. P. Ferguson, A. Schmidt, A. Segreto, A. Shadkam, A. \\'Smia{\\l}kowski, A. Stutz, A. Tamashiro, A. Tapia, A. Tonachini, A. Weindl, A. Yushkov, A. Zepeda, B. Baughman, B. Fick, B. Fuchs, B. Garc\\'ia, B. Gookin, B. J. Whelan, B. K\\'egl, B. Keilhauer, B. Morales, B. R. Becker, B. R. Dawson, B. Revenu, B. Rouill\\'e-d'Orfeuil, B. Sarkar, B. Tom\\'e, B. Vargas C\\'ardenas, B. Wilczy\\'nska, B. Wundheiler, B. Zamorano, C. A. Moura, C. Aramo, C. Berat, C. Bleve, C. Bonifazi, C. De Donato, C. Di Giulio, C. Dobrigkeit, C. E. Covault, C. E. Fracchiolla, C. E. Santo, C. G. Tavera Ruiz, C. Hojvat, C. Jarne, C. J. Todero Peixoto, C. Lachaud, C. Macolino, C. Meurer, C. Morello, C. Morris, C. O. Escobar, C. Pfendner, C. Robledo, C. R\\\"uhle, C. Timmermans, C. Williams, D. Allard, D. Boncioli, D. B. Tridapalli, D. D'Urso, D. Garc\\'ia G\\'amez, D. Garcia-Pinto, D. Gonzalez, D. G\\'ora, D. Harari, D. Heck, D.-H. Koang, D. Kruppke-Hansen, D. K. Tiwari, D. Kuempel, D. Lebrun, D. Mandat, D. Martello, D. Maurizio, D. Melo, D. Monnier Ragaigne, D. Nitz, D. Nosek, D. Pakk Selmi-Dei, D. Ravignani, D. Schuster, D. Tegolo, D. Thomas, D. Veberi\\v{c}, D. Warner, D. Zavrtanik, E. Arganda, E. D. Fraenkel, E. Grashorn, E. J. Ahn, E. J. Quel, E. Kemp, E. Menichetti, E. Moreno, E. M. Santos, E. Parizot, E. Petermann, E. Roulet, E. Santos, E. Strazzeri, E. Trovato, E. Varela, E. Zas, F. Arqueros, F. Blanco, F. Contreras, F. Gomez Albarracin, F. Guarino, F. Ionita, F. Kuehn, F. Montanet, F. Salamida, F. S\\'anchez, F. Sarazin, F. Schmidt, F. Schr\\\"oder, F. Suarez, G. Avila, G. Cataldi, G. Decerprit, G. De La Vega, G. Farrar, G. Golup, G. la Rosa, G. Marsella, G. Matthiae, G. Medina-Tanco, G. M\\\"uller, G. Navarra {\\ddag}, G. Parente, G. P. Guedes, G. Rodriguez, G. Ros, G. R. Snow, G. Salina, G. Sigl, G. Tristram, G. Wieczorek, G. Yuan, H. Asorey, H. Bl\\\"umer, H. Cook, H. Dembinski, H. Falcke, H. Gemmeke, H. Glass, H. H. Silva Lopez, H. J. Mathes, H. Lyberis, H. Martinez, H. O. Klages, H. Rivera, H. R. Marquez Falcon, H. Salazar, H. Schieler, H. Schoorlemmer, H. Spinka, H. Wahlberg, H. Wilczy\\'nski, I. Allekotte, I. C. Maris, I. De Mitri, I. Dutan, I. Fajardo Tapia, I. F. M. Albuquerque, I. Lhenry-Yvon, I. M. Pepe, I. Rodriguez-Cabo, I. Sidelnik, I. Vali\\~no, I. Zaw, J. A. Bellido, J. A. Chinellato, J. A. J. Matthews, J. Allen, J. Alvarez Castillo, J. Alvarez-Mu\\~niz, J. Aublin, J. B\\\"auml, J. Brack, J. C. Diaz, J. C. D'Olivo, J. C. dos Anjos, J. Chauvin, J. Chudoba, J. C. Moreno, J. Coppens, J. Cronin, J. D. Hague, J. Ebr, J. Espadanal, J. F. Vald\\'es Galicia, J. G. Gonzalez, J. J. Beatty, J. K. Kulbartz, J. Kleinfeller, J. Knapp, J. L. Harton, J. L. Kelley, J. L. Navarro, J. Lozano Bahilo, J. Marin, J. Matthews, J. Neuser, J. Oehlschl\\\"ager, J. Pallotta, J. Petrovic, J. P\\k{e}kala, J. Rautenberg, J. R. H\\\"orandel, J. Ridky, J. Roberts, J. Rodriguez Martino, J. Rodriguez Rojo, J. Rosado, J. R. T. de Mello Neto, J. R. V\\'azquez, J. Schovancova, J. Sorokin, J. Stapleton, J. Stasielak, J. Swain, J. Tiffenberg, J. Vicha, K. B. Barber, K. Daumiller, K. D. de Vries, K. Gesterling, K. H. Becker, K. H. Kampert, K. Kadija, K. Kotera, K. Link, K. Louedec, K. S. Caballero-Mora, K. Weidenhaupt, L. Anchordoqui, L. Caramete, L. Cazon, L. Del Peral, L. Lu, L. Martin, L. Miramonti, L. Molina-Bueno, L. Nellen, L. Niemietz, L. No\\v{z}ka, L. Perrone, L. Valore, L. Villase\\~nor, L. Wiencke, M. Aglietta, M. A. Leigui de Oliveira, M. Ambrosio, M. A. Muller, M. Ave, M. Avenier, M. Balzer, M. Blanco, M. Boh\\'a\\v{c}ov\\'a, M. C. Maccarone, M. De Domenico, M. del R\\'io, M. D. Rodr\\'iguez-Fr\\'ias, M. Erdmann, M. Giller, M. G\\'omez Berisso, M. Grigat, M. G. Winnick, M. Hrabovsk\\'y, M. I. Micheletti, M. J. Cooper, M. Josebachuili, M. Kleifges, M. L. D\\'iaz Castro, M. Ludwig, M. Melissas, M. Monasor, M. Mostaf\\'a, M. M\\\"unchmeyer, M. Nyklicek, M. Ortiz, M. Palatka, M. Pech, M. Pimenta, M. Platino, M. Pontz, M. Prouza, M. R. Coluccia, M. Risse, M. Roth, M. S. A. B. Le\\~ao, M. Scuderi, M. Settimo, M. S. Gold, M. S. Sutherland, M. Stephan, M. Szuba, M. Tartare, M. T. Dova, M. Tueros, M. Unger, M. Urban, M. Videla, M. Weber, M. Will, M. Wommer, M. Zavrtanik, M. Zimbres Silva, M. Ziolkowski, N. Borodai, N. Dhital, N. Fazzini, N. Griffith, N. Hollon, N. Krohm, N. Kunka, N. Nierstenhoefer, N. Pacheco, N. Palmieri, N. Phan, N. Scharf, N. T. Thao, O. Catalano, O. Deligny, O. Kr\\\"omer, O. Mart\\'inez Bravo, O. Ravel, O. Scholten, O. Ta\\c{s}c\\u{a}u, O. Wainberg, P. Allison, P. Assis, P. Billoir, P. Brogueira, P. Buchholz, P. Facal San Luis, P. Gon\\c{c}alves, P. Gouffon, P. Hansen, P. Homola, P. Karhan, P. Kasper, P. Lautridou, P. L. Biermann, P. Lebrun, P. L. Ghia, P. Mantsch, P. Mertsch, P. N. Diep, P. N. Dong, P. Necesal, P. Oliva, P. O. Mazur, P. Petrinca, P. Pieroni, P. Privitera, P. Ristori, P. Schiffer, P. Schov\\'anek, P. Sommers, P. T. Nhung, P. Travnicek, P. Wahrlich, P. Younk, R. A. V\\'azquez, R. Bardenet, R. Bonino, R. Bruijn, R. Caruso, R. Cester, R. Concei\\c{c}\\~ao, R. C. Shellard, R. Dallier, R. D. Parsons, R. E. Burton, R. Engel, R. F. Gamarra, R. Gaior, R. L\\'opez, R. M. de Almeida, R. M. Kieckhafer, R. Mussa, R. Pelayo, R. Pesce, R. Piegaia, R. Sato, R. Squartini, R. Tcaciuc, R. Ulrich, R. \\v{S}m\\'ida, R. W. Clay, S. Andringa, S. BenZvi, S. Coutu, S. Dagoret-Campagne, S. Dasso, S. Fliescher, S. Gambetta, S. Grebe, S. Harmsma, S. H. Cheng, S. J. de Jong, S. Jiraskova, S. J. Sciutto, S. L. C. Barroso, S. Maldera, S. Mi\\'canovi\\'c, S. Mollerach, S. Mueller, S. Navas, S. Pastor, S. Petrera, S. Querchfeld, S. R. Gozzini, S. Riggi, S. Sarkar, S. Schulte, S. Stanic, S. Westerhoff, T. Anti\\v{c}i\\'c, T. B\\\"acker, T. Hebbeker, The Pierre Auger Collaboration: P. Abreu, T. Huege, T. Paul, T. Pierog, T. Rossler, T. Suomij\\\"arvi, T. \\v{S}u\\v{s}a, T. Winchen, T. Yamamoto, T. Yapici, U. Fr\\\"ohlich, U. Giaccari, V. C. Holmes, V. de Souza, V. H. Ponce, V. Marin, V. M. Olmos-Gilbaja, V. Pirronello, V. Rizi, V. Scherini, V. Verzi, W. C. Brown, W. Docters, W. J. M. de Mello Junior, W. Miller, W. Rodrigues de Carvalho, W. Tkaczyk, X. Bertou, Y. Guardincerri, Y. Petrov, Z. Szadkowski","submitted_at":"2011-11-28T22:45:11Z","abstract_excerpt":"In this paper we introduce the concept of Lateral Trigger Probability (LTP) function, i.e., the probability for an extensive air shower (EAS) to trigger an individual detector of a ground based array as a function of distance to the shower axis, taking into account energy, mass and direction of the primary cosmic ray. We apply this concept to the surface array of the Pierre Auger Observatory consisting of a 1.5 km spaced grid of about 1600 water Cherenkov stations. 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