July 29, 2015 to August 6, 2015
World Forum
Europe/Amsterdam timezone

The AMIGA Muon Counters of the Pierre Auger Observatory: Performance and Studies of the Lateral Distribution Function

Jul 30, 2015, 3:30 PM
1h
Amazon Foyer (World Forum)

Amazon Foyer

World Forum

Churchillplein 10 2517 JW Den Haag The Netherlands
Board: 221
Poster contribution CR-EX Poster 1 CR

Speaker

Dr Brian Wundheiler (Instituto de Tecnologías en Detección y Astropartículas)

Description

The AMIGA enhancement (Auger Muons and Infill for the Ground Array) of the Pierre Auger Observatory consists of a 23.5 km$^2$ infill area where air shower particles are sampled by water-Cherenkov detectors at the surface and by 30 m$^2$ scintillation counters buried 2.3 m underground. The Engineering Array of AMIGA, completed since February 2015, includes 37 scintillator modules (290 m$^2$) in a hexagonal layout. In this work, the muon counting performance of the scintillation detectors is analysed over the first 22 months of operation. A parametrisation of the detector counting resolution and the lateral trigger probability are presented. Finally, preliminary results on the observed muon lateral distribution function (LDF) are discussed.
Collaboration Pierre Auger
Registration number following "ICRC2015-I/" 667

Primary author

Dr Brian Wundheiler (Instituto de Tecnologías en Detección y Astropartículas)

Presentation materials

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