A. Abdul Halim13, P. Abreu71, M. Aglietta53,51, I. Allekotte1, K. Almeida Cheminant69, A. Almela8,12, J. Alvarez-Muñiz78, J. Ammerman Yebra78, G.A. Anastasi53,51, L. Anchordoqui85, B. Andrada8, S. Andringa71, C. Aramo49, P.R. Araújo Ferreira41, E. Arnone62,51, J. C. Arteaga Velázquez66, H. Asorey8, P. Assis71, G. Avila11, E. Avocone56,45, A.M. Badescu74, A. Bakalova31, A. Balaceanu72, F. Barbato44,45, J.A. Bellido13,68, C. Berat35, M.E. Bertaina62,51, G. Bhatta69, P.L. Biermannf, V. Binet6, K. Bismark38,8, T. Bister41, J. Biteau36, J. Blazek31, C. Bleve35, J. Blümer40, M. Boháčová31, D. Boncioli56,45, C. Bonifazi9,25, L. Bonneau Arbeletche21, N. Borodai69, J. Brackg, T. Bretz41, P.G. Brichetto Orchera8, F.L. Briechle41, P. Buchholz43, A. Bueno77, S. Buitink15, M. Buscemi46,60, M. Büsken38,8, A. Bwembya79,80, K.S. Caballero-Mora65, L. Caccianiga58,48, I. Caracas37, R. Caruso57,46, A. Castellina53,51, F. Catalani18, G. Cataldi47, L. Cazon78, M. Cerda10, J.A. Chinellato21, J. Chudoba31, L. Chytka32, R.W. Clay13, A.C. Cobos Cerutti7, R. Colalillo59,49, A. Coleman89, M.R. Coluccia47, R. Conceição71, A. Condorelli44,45, G. Consolati48,54, F. Contreras11, F. Convenga40, D. Correia dos Santos27, C.E. Covault83, M. Cristinziani43, C.S. Cruz Sanchez4, S. Dasso5,3, K. Daumiller40, B.R. Dawson13, R.M. de Almeida27, J. de Jesús8,40, S.J. de Jong79,80, J.R.T. de Mello Neto25,26, I. De Mitri44,45, J. de Oliveira17, D. de Oliveira Franco21, F. de Palma55,47, V. de Souza19, E. De Vito55,47, A. Del Popolo57,46, O. Deligny33, L. Deval40,8, A. di Matteo51, M. Dobre72, C. Dobrigkeit21, J.C. D'Olivo67, L.M. Domingues Mendes71, R.C. dos Anjos24, J. Ebr31, M. Eman79,80, R. Engel38,40, I. Epicoco55,47, M. Erdmann41, A. Etchegoyen8,12, H. Falcke79,81,80, J. Farmer88, G. Farrar87, A.C. Fauth21, N. Fazzinid, F. Feldbusch39, F. Fenu62,51, B. Fick86, J.M. Figueira8, A. Filipčič76,75, T. Fitoussi40, B. Flaggs89, T. Fodran79, T. Fujii88,e, A. Fuster8,12, C. Galea79, C. Galelli58,48, B. García7, H. Gemmeke39, F. Gesualdi8,40, A. Gherghel-Lascu72, P.L. Ghia33, U. Giaccari79, M. Giammarchi48, J. Glombitza41, F. Gobbi10, F. Gollan8, G. Golup1, M. Gómez Berisso1, P.F. Gómez Vitale11, J.P. Gongora11, J.M. González1, N. González14, I. Goos1, D. Góra69, A. Gorgi53,51, M. Gottowik78, T.D. Grubb13, F. Guarino59,49, G.P. Guedes22, E. Guido43, S. Hahn40,8, P. Hamal31, M.R. Hampel8, P. Hansen4, D. Harari1, V.M. Harvey13, A. Haungs40, T. Hebbeker41, D. Heck40, C. Hojvatd, J.R. Hörandel79,80, P. Horvath32, M. Hrabovský32, T. Huege40,15, A. Insolia57,46, P.G. Isar73, P. Janecek31, J.A. Johnsen84, J. Jurysek31, A. Kääpä37, K.H. Kampert37, B. Keilhauer40, A. Khakurdikar79, V.V. Kizakke Covilakam8,40, H.O. Klages40, M. Kleifges39, J. Kleinfeller10, F. Knapp38, N. Kunka39, B.L. Lago16, N. Langner41, M.A. Leigui de Oliveira23, V. Lenok38, A. Letessier-Selvon34, I. Lhenry-Yvon33, D. Lo Presti57,46, L. Lopes71, R. López63, L. Lu90, Q. Luce38, J.P. Lundquist75, A. Machado Payeras21, D. Mandat31, B.C. Manning13, J. Manshanden42, P. Mantschd, S. Marafico33, F.M. Mariani58,48, A.G. Mariazzi4, I.C. Mariş14, G. Marsella60,46, D. Martello55,47, S. Martinelli40,8, O. Martínez Bravo63, M.A. Martins78, M. Mastrodicasa56,45, H.J. Mathes40, J. Matthewsa, G. Matthiae61,50, E. Mayotte84,37, S. Mayotte84, P.O. Mazurd, G. Medina-Tanco67, J. Meinert37, D. Melo8, A. Menshikov39, S. Michal32, M.I. Micheletti6, L. Miramonti58,48, S. Mollerach1, F. Montanet35, L. Morejon37, C. Morello53,51, A.L. Müller31, K. Mulrey79,80, R. Mussa51, M. Muzio87, W.M. Namasaka37, A. Nasr-Esfahani37, L. Nellen67, G. Nicora2, M. Niculescu-Oglinzanu72, M. Niechciol43, D. Nitz86, I. Norwood86, D. Nosek30, V. Novotny30, L. Nožka32, A Nucita55,47, L.A. Núñez29, C. Oliveira19, M. Palatka31, J. Pallotta2, G. Parente78, A. Parra63, J. Pawlowsky37, M. Pech31, J. Pękala69, R. Pelayo64, E.E. Pereira Martins38,8, J. Perez Armand20, C. Pérez Bertolli8,40, L. Perrone55,47, S. Petrera44,45, C. Petrucci56,45, T. Pierog40, M. Pimenta71, M. Platino8, B. Pont79, M. Pothast80,79, M. Pourmohammad Shavar60,46, P. Privitera88, M. Prouza31, A. Puyleart86, S. Querchfeld37, J. Rautenberg37, D. Ravignani8, M. Reininghaus38, J. Ridky31, F. Riehn78, M. Risse43, V. Rizi56,45, W. Rodrigues de Carvalho79, J. Rodriguez Rojo11, M.J. Roncoroni8, S. Rossoni42, M. Roth40, E. Roulet1, A.C. Rovero5, P. Ruehl43, A. Saftoiu72, M. Saharan79, F. Salamida56,45, H. Salazar63, G. Salina50, J.D. Sanabria Gomez29, F. Sánchez8, E.M. Santos20, E. Santos31, F. Sarazin84, R. Sarmento71, R. Sato11, P. Savina90, C.M. Schäfer40, V. Scherini55,47, H. Schieler40, M. Schimassek33, M. Schimp37, F. Schlüter40,8, D. Schmidt38, O. Scholten15, H. Schoorlemmer79,80, P. Schovánek31, F.G. Schröder89,40, J. Schulte41, T. Schulz40, S.J. Sciutto4, M. Scornavacche8,40, A. Segreto52,46, S. Sehgal37, S.U. Shivashankara75, G. Sigl42, G. Silli8, O. Sima72,b, R. Smau72, R. Šmída88, P. Sommersh, J.F. Soriano85, R. Squartini10, M. Stadelmaier31, D. Stanca72, S. Stanič75, J. Stasielak69, P. Stassi35, M. Straub41, A. Streich38,8, M. Suárez-Durán14, T. Suomijärvi36, A.D. Supanitsky8, Z. Szadkowski70, A. Tapia28, C. Taricco62,51, C. Timmermans80,79, O. Tkachenko40, P. Tobiska31, C.J. Todero Peixoto18, B. Tomé71, Z. Torrès35, A. Travaini10, P. Travnicek31, C. Trimarelli56,45, M. Tueros4, R. Ulrich40, M. Unger40, L. Vaclavek32, M. Vacula32, J.F. Valdés Galicia67, L. Valore59,49, E. Varela63, A. Vásquez-Ramírez29, D. Veberič40, C. Ventura26, I.D. Vergara Quispe4, V. Verzi50, J. Vicha31, J. Vink82, S. Vorobiov75, C. Watanabe25, A.A. Watsonc, A. Weindl40, L. Wiencke84, H. Wilczyński69, D. Wittkowski37, B. Wundheiler8, A. Yushkov31, O. Zapparrata14, E. Zas78, D. Zavrtanik75,76, M. Zavrtanik76,75
1 Centro Atómico Bariloche and Instituto Balseiro (CNEA-UNCuyo-CONICET), San Carlos de Bariloche, Argentina
2 Centro de Investigaciones en Láseres y Aplicaciones, CITEDEF and CONICET, Villa Martelli, Argentina
3 Departamento de Física and Departamento de Ciencias de la Atmósfera y los Océanos, FCEyN, Universidad de Buenos Aires and CONICET, Buenos Aires, Argentina
4 IFLP, Universidad Nacional de La Plata and CONICET, La Plata, Argentina
5 Instituto de Astronomía y Física del Espacio (IAFE, CONICET-UBA), Buenos Aires, Argentina
6 Instituto de Física de Rosario (IFIR) - CONICET/U.N.R. and Facultad de Ciencias Bioquímicas y Farmacéuticas U.N.R., Rosario, Argentina
7 Instituto de Tecnologías en Detección y Astropartículas (CNEA, CONICET, UNSAM), and Universidad Tecnológica Nacional - Facultad Regional Mendoza (CONICET/CNEA), Mendoza, Argentina
8 Instituto de Tecnologías en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina
9 International Center of Advanced Studies and Instituto de Ciencias Físicas, ECyT-UNSAM and CONICET, Campus Miguelete - San Martín, Buenos Aires, Argentina
10 Observatorio Pierre Auger, Malargüe, Argentina
11 Observatorio Pierre Auger and Comisión Nacional de Energía Atómica, Malargüe, Argentina
12 Universidad Tecnológica Nacional - Facultad Regional Buenos Aires, Buenos Aires, Argentina
13 University of Adelaide, Adelaide, S.A., Australia
14 Université Libre de Bruxelles (ULB), Brussels, Belgium
15 Vrije Universiteit Brussels, Brussels, Belgium
16 Centro Federal de Educação Tecnológica Celso Suckow da Fonseca, Petropolis, Brazil
17 Instituto Federal de Educação, Ciência e Tecnologia do Rio de Janeiro (IFRJ), Brazil
18 Universidade de São Paulo, Escola de Engenharia de Lorena, Lorena, SP, Brazil
19 Universidade de São Paulo, Instituto de Física de São Carlos, São Carlos, SP, Brazil
20 Universidade de São Paulo, Instituto de Física, São Paulo, SP, Brazil
21 Universidade Estadual de Campinas, IFGW, Campinas, SP, Brazil
22 Universidade Estadual de Feira de Santana, Feira de Santana, Brazil
23 Universidade Federal do ABC, Santo André, SP, Brazil
24 Universidade Federal do Paraná, Setor Palotina, Palotina, Brazil
25 Universidade Federal do Rio de Janeiro, Instituto de Física, Rio de Janeiro, RJ, Brazil
26 Universidade Federal do Rio de Janeiro (UFRJ), Observatório do Valongo, Rio de Janeiro, RJ, Brazil
27 Universidade Federal Fluminense, EEIMVR, Volta Redonda, RJ, Brazil
28 Universidad de Medellín, Medellín, Colombia
29 Universidad Industrial de Santander, Bucaramanga, Colombia
30 Charles University, Faculty of Mathematics and Physics, Institute of Particle and Nuclear Physics, Prague, Czech Republic
31 Institute of Physics of the Czech Academy of Sciences, Prague, Czech Republic
32 Palacky University, RCPTM, Olomouc, Czech Republic
33 CNRS/IN2P3, IJCLab, Université Paris-Saclay, Orsay, France
34 Laboratoire de Physique Nucléaire et de Hautes Energies (LPNHE), Sorbonne Université, Université de Paris, CNRS-IN2P3, Paris, France
35 Univ. Grenoble Alpes, CNRS, Grenoble Institute of Engineering Univ. Grenoble Alpes, LPSC-IN2P3, 38000 Grenoble, France
36 Université Paris-Saclay, CNRS/IN2P3, IJCLab, Orsay, France
37 Bergische Universität Wuppertal, Department of Physics, Wuppertal, Germany
38 Karlsruhe Institute of Technology (KIT), Institute for Experimental Particle Physics, Karlsruhe, Germany
39 Karlsruhe Institute of Technology (KIT), Institut für Prozessdatenverarbeitung und Elektronik, Karlsruhe, Germany
40 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany
41 RWTH Aachen University, III. Physikalisches Institut A, Aachen, Germany
42 Universität Hamburg, II. Institut für Theoretische Physik, Hamburg, Germany
43 Universität Siegen, Department Physik - Experimentelle Teilchenphysik, Siegen, Germany
44 Gran Sasso Science Institute, L'Aquila, Italy
45 INFN Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila), Italy
46 INFN, Sezione di Catania, Catania, Italy
47 INFN, Sezione di Lecce, Lecce, Italy
48 INFN, Sezione di Milano, Milano, Italy
49 INFN, Sezione di Napoli, Napoli, Italy
50 INFN, Sezione di Roma “Tor Vergata”, Roma, Italy
51 INFN, Sezione di Torino, Torino, Italy
52 Istituto di Astrofisica Spaziale e Fisica Cosmica di Palermo (INAF), Palermo, Italy
53 Osservatorio Astrofisico di Torino (INAF), Torino, Italy
54 Politecnico di Milano, Dipartimento di Scienze e Tecnologie Aerospaziali , Milano, Italy
55 Università del Salento, Dipartimento di Matematica e Fisica “E. De Giorgi”, Lecce, Italy
56 Università dell'Aquila, Dipartimento di Scienze Fisiche e Chimiche, L'Aquila, Italy
57 Università di Catania, Dipartimento di Fisica e Astronomia “Ettore Majorana“, Catania, Italy
58 Università di Milano, Dipartimento di Fisica, Milano, Italy
59 Università di Napoli “Federico II”, Dipartimento di Fisica “Ettore Pancini”, Napoli, Italy
60 Università di Palermo, Dipartimento di Fisica e Chimica ”E. Segrè”, Palermo, Italy
61 Università di Roma “Tor Vergata”, Dipartimento di Fisica, Roma, Italy
62 Università Torino, Dipartimento di Fisica, Torino, Italy
63 Benemérita Universidad Autónoma de Puebla, Puebla, México
64 Unidad Profesional Interdisciplinaria en Ingeniería y Tecnologías Avanzadas del Instituto Politécnico Nacional (UPIITA-IPN), México, D.F., México
65 Universidad Autónoma de Chiapas, Tuxtla Gutiérrez, Chiapas, México
66 Universidad Michoacana de San Nicolás de Hidalgo, Morelia, Michoacán, México
67 Universidad Nacional Autónoma de México, México, D.F., México
68 Universidad Nacional de San Agustin de Arequipa, Facultad de Ciencias Naturales y Formales, Arequipa, Peru
69 Institute of Nuclear Physics PAN, Krakow, Poland
70 University of Łódź, Faculty of High-Energy Astrophysics,Łódź, Poland
71 Laboratório de Instrumentação e Física Experimental de Partículas - LIP and Instituto Superior Técnico - IST, Universidade de Lisboa - UL, Lisboa, Portugal
72 “Horia Hulubei” National Institute for Physics and Nuclear Engineering, Bucharest-Magurele, Romania
73 Institute of Space Science, Bucharest-Magurele, Romania
74 University Politehnica of Bucharest, Bucharest, Romania
75 Center for Astrophysics and Cosmology (CAC), University of Nova Gorica, Nova Gorica, Slovenia
76 Experimental Particle Physics Department, J. Stefan Institute, Ljubljana, Slovenia
77 Universidad de Granada and C.A.F.P.E., Granada, Spain
78 Instituto Galego de Física de Altas Enerxías (IGFAE), Universidade de Santiago de Compostela, Santiago de Compostela, Spain
79 IMAPP, Radboud University Nijmegen, Nijmegen, The Netherlands
80 Nationaal Instituut voor Kernfysica en Hoge Energie Fysica (NIKHEF), Science Park, Amsterdam, The Netherlands
81 Stichting Astronomisch Onderzoek in Nederland (ASTRON), Dwingeloo, The Netherlands
82 Universiteit van Amsterdam, Faculty of Science, Amsterdam, The Netherlands
83 Case Western Reserve University, Cleveland, OH, USA
84 Colorado School of Mines, Golden, CO, USA
85 Department of Physics and Astronomy, Lehman College, City University of New York, Bronx, NY, USA
86 Michigan Technological University, Houghton, MI, USA
87 New York University, New York, NY, USA
88 University of Chicago, Enrico Fermi Institute, Chicago, IL, USA
89 University of Delaware, Department of Physics and Astronomy, Bartol Research Institute, Newark, DE, USA
90 University of Wisconsin-Madison, Department of Physics and WIPAC, Madison, WI, USA
———
a Louisiana State University, Baton Rouge, LA, USA
b also at University of Bucharest, Physics Department, Bucharest, Romania
c School of Physics and Astronomy, University of Leeds, Leeds, United Kingdom
d Fermi National Accelerator Laboratory, Fermilab, Batavia, IL, USA
e now at Graduate School of Science, Osaka Metropolitan University, Osaka, Japan
f Max-Planck-Institut für Radioastronomie, Bonn, Germany
g Colorado State University, Fort Collins, CO, USA
h Pennsylvania State University, University Park, PA, USA
The successful installation, commissioning, and operation of the Pierre Auger Observatory would not have been possible without the strong commitment and effort from the technical and administrative staff in Malargüe. We are very grateful to the following agencies and organizations for financial support:
Argentina – Comisión Nacional de Energía Atómica; Agencia Nacional de Promoción Científica y Tecnológica (ANPCyT); Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET); Gobierno de la Provincia de Mendoza; Municipalidad de Malargüe; NDM Holdings and Valle Las Leñas; in gratitude for their continuing cooperation over land access; Australia – the Australian Research Council; Belgium – Fonds de la Recherche Scientifique (FNRS); Research Foundation Flanders (FWO); Brazil – Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq); Financiadora de Estudos e Projetos (FINEP); Fundação de Amparo à Pesquisa do Estado de Rio de Janeiro (FAPERJ); São Paulo Research Foundation (FAPESP) Grants No. 2019/10151-2, No. 2010/07359-6 and No. 1999/05404-3; Ministério da Ciência, Tecnologia, Inovações e Comunicações (MCTIC); Czech Republic – Grant No. MSMT CR LTT18004, LM2015038, LM2018102, CZ.02.1.01/0.0/0.0/16_013/0001402, CZ.02.1.01/0.0/0.0/18_046/0016010 and CZ.02.1.01/0.0/0.0/17_049/0008422; France – Centre de Calcul IN2P3/CNRS; Centre National de la Recherche Scientifique (CNRS); Conseil Régional Ile-de-France; Département Physique Nucléaire et Corpusculaire (PNC-IN2P3/CNRS); Département Sciences de l'Univers (SDU-INSU/CNRS); Institut Lagrange de Paris (ILP) Grant No. LABEX ANR-10-LABX-63 within the Investissements d'Avenir Programme Grant No. ANR-11-IDEX-0004-02; Germany – Bundesministerium für Bildung und Forschung (BMBF); Deutsche Forschungsgemeinschaft (DFG); Finanzministerium Baden-Württemberg; Helmholtz Alliance for Astroparticle Physics (HAP); Helmholtz-Gemeinschaft Deutscher Forschungszentren (HGF); Ministerium für Kultur und Wissenschaft des Landes Nordrhein-Westfalen; Ministerium für Wissenschaft, Forschung und Kunst des Landes Baden-Württemberg; Italy – Istituto Nazionale di Fisica Nucleare (INFN); Istituto Nazionale di Astrofisica (INAF); Ministero dell'Istruzione, dell'Universitá e della Ricerca (MIUR); CETEMPS Center of Excellence; Ministero degli Affari Esteri (MAE); México – Consejo Nacional de Ciencia y Tecnología (CONACYT) No. 167733; Universidad Nacional Autónoma de México (UNAM); PAPIIT DGAPA-UNAM; The Netherlands – Ministry of Education, Culture and Science; Netherlands Organisation for Scientific Research (NWO); Dutch national e-infrastructure with the support of SURF Cooperative; Poland – Ministry of Education and Science, grant No. DIR/WK/2018/11; National Science Centre, Grants No. 2016/22/M/ST9/00198, 2016/23/B/ST9/01635, and 2020/39/B/ST9/01398; Portugal – Portuguese national funds and FEDER funds within Programa Operacional Factores de Competitividade through Fundação para a Ciência e a Tecnologia (COMPETE); Romania – Ministry of Research, Innovation and Digitization, CNCS/CCCDI UEFISCDI, grant no. PN19150201/16N/2019 and PN1906010 within the National Nucleus Program, and projects number TE128, PN-III-P1-1.1-TE-2021-0924/TE57/2022 and PED289, within PNCDI III; Slovenia – Slovenian Research Agency, grants P1-0031, P1-0385, I0-0033, N1-0111; Spain – Ministerio de Economía, Industria y Competitividad (FPA2017-85114-P and PID2019-104676GB-C32), Xunta de Galicia (ED431C 2017/07), Junta de Andalucía (SOMM17/6104/UGR, P18-FR-4314) Feder Funds, RENATA Red Nacional Temática de Astropartículas (FPA2015-68783-REDT) and María de Maeztu Unit of Excellence (MDM-2016-0692); USA – Department of Energy, Contracts No. DE-AC02-07CH11359, No. DE-FR02-04ER41300, No. DE-FG02-99ER41107 and No. DE-SC0011689; National Science Foundation, Grant No. 0450696; The Grainger Foundation; Marie Curie-IRSES/EPLANET; European Particle Physics Latin American Network; and UNESCO.
Last modified on 2022-10-10.