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Planck 2013 results. XXXII. the updated Planck catalogue of Sunyaev-Zeldovich sources

  • Planck Collaboration
  • Cardiff University
  • Institut d'Astrophysique Spatiale
  • University of Oxford
  • CEA Saclay (Commissariat À l'Energie Atomique et Aux Energies Alternatives)
  • University of Cambridge
  • Universidad de Salamanca
  • International School for Advanced Studies
  • IRAP
  • Universidad de Cantabria
  • Instituto de Astrofísica de Canarias
  • Max Planck Institute for Astrophysics
  • Heidelberg University 
  • APC - AstroParticule et Cosmologie
  • Jet Propulsion Laboratory, California Institute of Technology
  • University of Granada
  • CNRS (UMR 7095)
  • Sorbonne Université
  • CNRS
  • University College London
  • University of Milan
  • Istituto di Astrofisica Spaziale e Fisica Cosmica di Bologna
  • Tatarstan Academy of Sciences
  • Kazan Volga Region Federal University
  • California Institute of Technology
  • Max Planck Institute for Extraterrestrial Physics
  • University of Manchester
  • University of Toronto
  • Lawrence Berkeley National Laboratory
  • University of California at Berkeley
  • Moscow Institute of Physics and Technology
  • RAS - Space Research Institute
  • University of Ferrara
  • Laboratoire Traitement et Communication de l'Information
  • Observatoire de Paris
  • Laboratoire de Physique Subatomique et de Cosmologie de Grenoble
  • CEA/Saclay
  • University of KwaZulu-Natal
  • Princeton University
  • Academia Sinica - Institute of Astronomy and Astrophysics
  • University of Copenhagen
  • Stanford University
  • Imperial College London
  • University of La Laguna

Research output: Contribution to journalArticlepeer-review

41 Citations (Scopus)

Abstract

We update the all-sky Planck catalogue of 1227 clusters and cluster candidates (PSZ1) published in March 2013, derived from detections of the Sunyaev-Zeldovich (SZ) effect using the first 15.5 months of Planck satellite observations. As an addendum, we deliver an updated version of the PSZ1 catalogue, reporting the further confirmation of 86 Planck-discovered clusters. In total, the PSZ1 now contains 947 confirmed clusters, of which 214 were confirmed as newly discovered clusters through follow-up observations undertaken by the Planck Collaboration. The updated PSZ1 contains redshifts for 913 systems, of which 736 (~ 80.6%) are spectroscopic, and associated mass estimates derived from the Yz mass proxy. We also provide a new SZ quality flag for the remaining 280 candidates. This flag was derived from a novel artificial neural-network classification of the SZ signal. Based on this assessment, the purity of the updated PSZ1 catalogue is estimated to be 94%. In this release, we provide the full updated catalogue and an additional readme file with further information on the Planck SZ detections.

Original languageEnglish
Article numberA14
JournalAstronomy and Astrophysics
Volume581
DOIs
Publication statusPublished - 1 Sept 2015
Externally publishedYes

Keywords

  • Catalogs
  • Errata, addenda
  • Galaxies: clusters: general
  • Large-scale structure of Universe

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