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Dynamical position and orientation calibration of the KM3NeT telescope

  • the KM3NeT Collaboration
  • Nantes Université
  • National Institute for Subatomic Physics
  • Leiden University
  • National Institute for Nuclear Physics
  • Université de Strasbourg
  • IFIC (CSIC-Universitat de València)
  • Aix-Marseille Université
  • University of Naples Federico II
  • Polytechnic University of Catalonia
  • Demokritos National Centre for Scientific Research
  • University of Granada
  • Polytechnic University of Valencia
  • Mohammed V University in Rabat
  • Université de Paris
  • Université de Caen
  • Czech Technical University in Prague
  • Comenius University
  • University of Bologna
  • University of Hull
  • North West University
  • Mohamed I University
  • University of Salerno
  • Institute for Space Sciences
  • University of Amsterdam
  • Netherlands Organisation for Applied Scientific Research
  • University of Rome La Sapienza
  • Cadi Ayyad University
  • Friedrich-Alexander University Erlangen-Nürnberg
  • University of the Witwatersrand
  • University of Catania
  • International Centre for Radio Astronomy Research
  • University of Würzburg
  • Université de Haute-Alsace
  • Western Sydney University
  • LPC
  • University of Genoa
  • Royal Netherlands Institute for Sea Research - NIOZ
  • National Centre for Nuclear Research
  • Nicolaus Copernicus Astronomical Center of the Polish Academy of Sciences
  • Ivane Javakhishvili Tbilisi State University
  • The University of Georgia, Tbilisi
  • Institut universitaire de France
  • University of Campania Luigi Vanvitelli
  • IN2P3 - Institut National de Physique Nucléaire et de Physique Des Particules
  • Université Montpellier 2

Research output: Contribution to journalConference articlepeer-review

1 Citation (Scopus)

Abstract

KM3NeT is an underwater neutrino telescope which detects the Cherenkov radiation created by the products of neutrino interactions. To accurately reconstruct neutrino events, a precise determination of the position and orientation of the optical modules, which detect the Cherenkov radiation, is required. As the detector elements sway with the deep sea currents, a continuous tracking of the positions and orientations is necessary. A network of acoustic emitters and receivers is used to position the optical modules. Their orientation is determined by compasses placed in each optical module. This contribution presents the methods to perform the position and orientation calibration of the KM3NeT telescope. The positions of the optical modules need to be resolved with an accuracy of better than 20 cm in order to achieve the envisaged angular resolution of the KM3NeT/ARCA telescope of 0.05 degrees. The orientations of the optical modules need to be resolved with an accuracy of about 3 degrees in order to not compromise the quality of the event reconstruction.

Original languageEnglish
Article number1033
JournalProceedings of Science
Volume444
Publication statusPublished - 27 Sept 2024
Event38th International Cosmic Ray Conference, ICRC 2023 - Nagoya, Japan
Duration: 26 Jul 20233 Aug 2023

ASJC Scopus subject areas

  • Multidisciplinary

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