Atmospheric effects on extensive air showers observed with the surface detector of the Pierre Auger observatory - Archive ouverte HAL Access content directly
Journal Articles Astroparticle Physics Year : 2009

Atmospheric effects on extensive air showers observed with the surface detector of the Pierre Auger observatory

J. Abraham , P. Abreu , M. Aglietta , C. Aguirre , E.J. Ahn , D. Allard (1) , I. Allekotte , J. Allen , P. Allison , J. Alvarez-Muñiz , M. Ambrosio , L. Anchordoqui , S. Andringa , A. Anzalone , C. Aramo , E. Arganda , S. Argirò , K. Arisaka , F. Arneodo , F. Arqueros , T. Asch , H. Asorey , P. Assis , J. Aublin (2) , M. Ave , G. Avila , T. Bäcker , D. Badagnani , K.B. Barber , A.F. Barbosa , S.L.C. Barroso , B. Baughman , P. Bauleo , J.J. Beatty , T. Beau (1) , B.R. Becker , K.H. Becker , A. Bellétoile (3) , J.A. Bellido , S. Benzvi , C. Berat (3) , P. Bernardini , X. Bertou , P.L. Biermann , P. Billoir (2) , O. Blanch-Bigas (2) , F. Blanco , C. Bleve , H. Blümer , M. Boháčová , C. Bonifazi (2) , R. Bonino , N. Borodai , J. Brack , P. Brogueira , W.C. Brown , R. Bruijn , P. Buchholz , A. Bueno , R.E. Burton , N.G. Busca (1) , K.S. Caballero-Mora , L. Caramete , R. Caruso , W. Carvalho , A. Castellina , O. Catalano , L. Cazon , R. Cester , J. Chauvin (3) , A. Chiavassa , J.A. Chinellato , A. Chou , J. Chudoba , J. Chye , R.W. Clay , E. Colombo , R. Conceição , B. Connolly , F. Contreras , J. Coppens , A. Cordier (4) , U. Cotti , S. Coutu , C.E. Covault , A. Creusot , A. Criss , J. Cronin , A. Curutiu , S. Dagoret-Campagne (4) , Richard Dallier (5) , K. Daumiller , B.R. Dawson , R.M. de Almeida , M. de Domenico , C. de Donato , S.J. de Jong , G. de La Vega , W.J.M. de Mello Junior , J.R.T. de Mello Neto , I. de Mitri , V. de Souza , K.D. de Vries , G. Decerprit (1) , L. del Peral , O. Deligny (6) , A. Della Selva , C. Delle Fratte , H. Dembinski , C. Di Giulio , J.C. Diaz , P.N. Diep , C. Dobrigkeit , J.C. d'Olivo , P.N. Dong , D. Dornic (6) , A. Dorofeev , J.C. dos Anjos , M.T. Dova , D. d'Urso , I. Dutan , M.A. Duvernois , R. Engel , M. Erdmann , C.O. Escobar , A. Etchegoyen , P. Facal San Luis , H. Falcke , G. Farrar , A.C. Fauth , N. Fazzini , F. Ferrer , A. Ferrero , B. Fick , A. Filevich , A. Filipčič , I. Fleck , S. Fliescher , C.E. Fracchiolla , E.D. Fraenkel , W. Fulgione , R.F. Gamarra , S. Gambetta , B. Garci'A , D. Garci'a Gámez , D. Garcia-Pinto , X. Garrido (4) , G. Gelmini , H. Gemmeke , P.L. Ghia (6) , U. Giaccari , M. Giller , H. Glass , L.M. Goggin , M.S. Gold , G. Golup , F. Gomez Albarracin , M. Gómez Berisso , Paulo Gonçalves , M. Gonçalves Do Amaral , D. Gonzalez , J.G. Gonzalez , D. Góra , A. Gorgi , P. Gouffon , E. Grashorn , S. Grebe , M. Grigat , A.F. Grillo , Y. Guardincerri , F. Guarino , G.P. Guedes , J. Gutiérrez , J.D. Hague , V. Halenka , P. Hansen , D. Harari , S. Harmsma , J.L. Harton , A. Haungs , M.D. Healy , T. Hebbeker , G. Hebrero , D. Heck , C. Hojvat , V.C. Holmes , P. Homola , J.R. Hörandel , A. Horneffer , M. Hrabovský , T. Huege , M. Hussain , M. Iarlori , A. Insolia , F. Ionita , A. Italiano , S. Jiraskova , M. Kaducak , K.H. Kampert , T. Karova , P. Kasper , B. Kégl (4) , B. Keilhauer , E. Kemp , R.M. Kieckhafer , H.O. Klages , M. Kleifges , J. Kleinfeller , R. Knapik , J. Knapp , D.-H. Koang (3) , A. Krieger , O. Krömer , D. Kruppke-Hansen , D. Kuempel , N. Kunka , A. Kusenko , G. La Rosa , C. Lachaud (1) , B.L. Lago , Pascal Lautridou (5) , M.S.A.B. Leão , D. Lebrun (3) , P. Lebrun , J. R. Lee , M.A. Leigui de Oliveira , A. Lemiere (6) , A. Letessier-Selvon (2) , M. Leuthold , I. Lhenry-Yvon (6) , R. López , A. Lopez Agüera , K. Louedec (4) , J. Lozano Bahilo , A. Lucero , R. Luna Garcia (4) , H. Lyberis (6) , M.C. Maccarone , C. Macolino , S. Maldera , D. Mandat , P. Mantsch , A.G. Mariazzi , I.C. Maris , H.R. Marquez Falcon , D. Martello , J. Marti'Nez , O. Marti'Nez Bravo , H.J. Mathes , J. Matthews , J.A.J. Matthews , G. Matthiae , D. Maurizio , P.O. Mazur , M. Mcewen , R.R. Mcneil , G. Medina-Tanco , M. Melissas , D. Melo , E. Menichetti , A. Menshikov , R. Meyhandan , M.I. Micheletti , G. Miele , W. Miller , L. Miramonti , S. Mollerach , M. Monasor , D. Monnier Ragaigne (4) , F. Montanet (3) , B. Morales , C. Morello , J.C. Moreno , C. Morris , M. Mostafá , C.A. Moura , S. Mueller , M.A. Muller , R. Mussa , G. Navarra , J.L. Navarro , S. Navas , P. Necesal , L. Nellen , C. Newman-Holmes , D. Newton , P.T. Nhung , N. Nierstenhoefer , D. Nitz , D. Nosek , L. Nožka , M. Nyklicek , J. Oehlschläger , A. Olinto , P. Oliva , V.M. Olmos-Gilbaja , M. Ortiz , F. Ortolani , N. Pacheco , D. Pakk Selmi-Dei , M. Palatka , J. Pallotta , G. Parente , E. Parizot (1) , S. Parlati , S. Pastor , M. Patel , T. Paul , V. Pavlidou , K. Payet (3) , M. Pech , J. Pe¸kala , R. Pelayo , I.M. Pepe , L. Perrone , R. Pesce , E. Petermann , S. Petrera , P. Petrinca , A. Petrolini , Y. Petrov , J. Petrovic , C. Pfendner , R. Piegaia , T. Pierog , M. Pimenta , T. Pinto , V. Pirronello , O. Pisanti , M. Platino , J. Pochon , V.H. Ponce , M. Pontz , P. Privitera , M. Prouza , E.J. Quel , J. Rautenberg , O. Ravel (5) , D. Ravignani , A. Redondo , S. Reucroft , Benoît Revenu (5) , F.A.S. Rezende , J. Ridky , S. Riggi , M. Risse , C. Rivière (3) , V. Rizi , C. Robledo , G. Rodriguez , J. Rodriguez Martino , J. Rodriguez Rojo , I. Rodriguez-Cabo , M.D. Rodri'Guez-Fri'As , G. Ros , J. Rosado , T. Rossler , M. Roth , A. Rouillé-d'Orfeuil (1) , E. Roulet , A.C. Rovero , F. Salamida , H. Salazar , G. Salina , F. Sánchez , M. Santander , C.E. Santo , E.M. Santos , F. Sarazin , S. Sarkar , R. Sato , N. Scharf , V. Scherini , H. Schieler , P. Schiffer , A. Schmidt , F. Schmidt , T. Schmidt , O. Scholten , H. Schoorlemmer , J. Schovancova , P. Schovánek , F. Schroeder , S. Schulte , F. Schüssler , D. Schuster , S.J. Sciutto , M. Scuderi , A. Segreto , D. Semikoz (1) , M. Settimo , R.C. Shellard , I. Sidelnik , B.B. Siffert , A. Smiałkowski , R. Šmi'Da , B.E. Smith , G.R. Snow , P. Sommers , J. Sorokin , H. Spinka , R. Squartini , E. Strazzeri (4) , A. Stutz (3) , F. Suarez , T. Suomijärvi (6) , A.D. Supanitsky , M.S. Sutherland , J. Swain , Z. Szadkowski , A. Tamashiro , A. Tamburro , T. Tarutina , O. Taşcău , R. Tcaciuc , D. Tcherniakhovski , N.T. Thao , D. Thomas , R. Ticona , J. Tiffenberg , C. Timmermans , W. Tkaczyk , C.J. Todero Peixoto , B. Tomé , A. Tonachini , I. Torres , P. Travnicek , D.B. Tridapalli , G. Tristram (1) , E. Trovato , V. Tuci , M. Tueros , R. Ulrich , M. Unger , M. Urban (6) , J.F. Valdés Galicia , I. Valiño , L. Valore , A.M. van den Berg , J.R. Vázquez , R.A. Vázquez , D. Veberič , A. Velarde , T. Venters , V. Verzi , M. Videla , L. Villaseñor , S. Vorobiov , L. Voyvodic , H. Wahlberg , P. Wahrlich , O. Wainberg , D. Warner , A.A. Watson , S. Westerhoff , B.J. Whelan , G. Wieczorek , L. Wiencke , B. Wilczyńska , H. Wilczyński , C. Wileman , M.G. Winnick , H. Wu (4) , B. Wundheiler , T. Yamamoto , P. Younk , G. Yuan , E. Zas , D. Zavrtanik , M. Zavrtanik , I. Zaw , A. Zepeda , M. Ziolkowski
J. Abraham
  • Function : Author
P. Abreu
  • Function : Author
M. Aglietta
  • Function : Author
C. Aguirre
  • Function : Author
E.J. Ahn
  • Function : Author
D. Allard
I. Allekotte
  • Function : Author
J. Allen
  • Function : Author
P. Allison
  • Function : Author
J. Alvarez-Muñiz
  • Function : Author
M. Ambrosio
  • Function : Author
L. Anchordoqui
  • Function : Author
S. Andringa
  • Function : Author
A. Anzalone
  • Function : Author
C. Aramo
  • Function : Author
E. Arganda
  • Function : Author
S. Argirò
  • Function : Author
K. Arisaka
  • Function : Author
F. Arneodo
  • Function : Author
F. Arqueros
  • Function : Author
T. Asch
  • Function : Author
H. Asorey
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P. Assis
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M. Ave
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G. Avila
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T. Bäcker
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D. Badagnani
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K.B. Barber
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A.F. Barbosa
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S.L.C. Barroso
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B. Baughman
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P. Bauleo
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J.J. Beatty
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B.R. Becker
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K.H. Becker
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J.A. Bellido
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S. Benzvi
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P. Bernardini
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X. Bertou
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P.L. Biermann
  • Function : Author
F. Blanco
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C. Bleve
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Abstract

Atmospheric parameters, such as pressure , temperature and density ∝, affect the development of extensive air showers initiated by energetic cosmic rays. We have studied the impact of atmospheric variations on extensive air showers by means of the surface detector of the Pierre Auger Observatory. The rate of events shows a ∼10% seasonal modulation and ∼2% diurnal one. We find that the observed behaviour is explained by a model including the effects associated with the variations of and . The former affects the longitudinal development of air showers while the latter influences the Molière radius and hence the lateral distribution of the shower particles. The model is validated with full simulations of extensive air showers using atmospheric profiles measured at the site of the Pierre Auger Observatory.
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hal-00616889 , version 1 (25-08-2011)

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J. Abraham, P. Abreu, M. Aglietta, C. Aguirre, E.J. Ahn, et al.. Atmospheric effects on extensive air showers observed with the surface detector of the Pierre Auger observatory. Astroparticle Physics, 2009, 32 (2), pp.89-99. ⟨10.1016/j.astropartphys.2009.06.004⟩. ⟨hal-00616889⟩
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