The Pierre Auger Observatory: Contributions to the 33rd International Cosmic Ray Conference (ICRC 2013)

AUGER COLLABORATION; M. T. DOVA

Conferencia; 33rd International Cosmic Ray Conference; 2013

1 Energy Scale 7 1.1 Valerio Verzi, The Energy Scale of the Pierre Auger Observatory . . . . . . . . . . . . . . 7 1.2 Matias J. Tueros, Estimate of the non-calorimetric energy of showers observed with the fluorescence and surface detectors of the Pierre Auger Observatory . . . . . . . . . . . . . 11 1.3 Julia B¨auml, Measurement of the Optical Properties of the Auger Fluorescence Telescopes . 15 2 Energy Spectrum 19 2.1 Carla Bonifazi, The monitoring system of the Pierre Auger Observatory: on-line and longterm data quality controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 2.2 Darko Veberiˇc, Estimation of Signal in Saturated Stations of Pierre Auger Surface Detector 23 2.3 Alexander Schulz, Measurement of the Energy Spectrum of Cosmic Rays above 31017 eV with the Pierre Auger Observatory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 2.4 Diego Ravignani, Measurement of the Energy Spectrum of Cosmic Rays above 31017 eV using the AMIGA 750 m Surface Detector Array of the Pierre Auger Observatory . . . . 31 3 Mass Composition and Hadronic Interactions 35 3.1 Vitor de Souza, An update on the measurements of the depth of shower maximum made at the Pierre Auger Observatory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 3.2 Eun-Joo Ahn, Inferences about the mass composition of cosmic rays from data on the depth of maximum at the Auger Observatory . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 3.3 Diego Garc´ıa-G´amez, Observations of the longitudinal development of extensive air showers with the surface detectors of the Pierre Auger Observatory . . . . . . . . . . . . . . . 40 3.4 In´es Vali ? no, A measurement of the muon number in showers using inclined events recorded at the Pierre Auger Observatory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44 3.5 Bal´azs K´egl, Measurement of the muon signal using the temporal and spectral structure of the signals in surface detectors of the Pierre Auger Observatory . . . . . . . . . . . . . . 48 3.6 Glennys R. Farrar, The muon content of hybrid events recorded at the Pierre Auger Observatory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 4 Anisotropies, Point Sources, Neutral Primaries 56 4.1 Iv´an Sidelnik, Measurement of the first harmonic modulation in the right ascension distribution of cosmic rays detected at the Pierre Auger Observatory: towards the detection of dipolar anisotropies over a wide energy range . . . . . . . . . . . . . . . . . . . . . . . . 56 4.2 Rogerio M. de Almeida, Constraints on the origin of cosmic rays from large scale anisotropy searches in data of the Pierre Auger Observatory . . . . . . . . . . . . . . . . . . . . . . 60 4.3 Beno?ıt Revenu, Blind searches for localized cosmic ray excesses in the field of view of the Pierre Auger Observatory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64 4.4 Francisco Salesa Greus, Searches for Galactic neutron sources with the Pierre Auger Observatory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68 4.5 Daniel Kuempel, Directional search for ultra-high energy photons with the Pierre Auger Observatory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72 4.6 Pablo Pieroni, Ultra-high energy neutrinos at the Pierre Auger Observatory . . . . . . . . 76 5 5 New detectors 80 5.1 Federico Suarez, The AMIGA muon detectors of the Pierre Auger Observatory: overview and status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80 5.2 Simone Maldera, Measuring the accuracy of the AMIGA muon counters at the Pierre Auger Observatory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84 5.3 Frank G. Schr¨oder, Radio detection of air showers with the Auger Engineering Radio Array 88 5.4 Tim Huege, Probing the radio emission from cosmic-ray-induced air showers by polarization measurements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92 5.5 Romain Ga¨ıor, Detection of cosmic rays using microwave radiation at the Pierre Auger Observatory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96 6 Atmospheric Monitoring and Phenomena 100 6.1 Laura Valore, Measuring Atmospheric Aerosol Attenuation at the Pierre Auger Observatory 100 6.2 Maria I. Micheletti, Aerosol characterization at the Pierre Auger Observatory . . . . . . . 104 6.3 Johana Chirinos, Cloud Monitoring at the Pierre Auger Observatory . . . . . . . . . . . . 108 6.4 Aurelio Tonachini, Observation of Elves at the Pierre Auger Observatory . . . . . . . . . 112 7 Outreach 116 7.1 Gregory R. Snow, Education and Outreach Activities of the Pierre Auger Observatory . . . 116