A

Euclid preparation

Astronomy and Astrophysics, vol. 695, pp. A282

Abstract

Context. Cluster cosmology can benefit from combining multi-wavelength studies. In turn, these studies benefit from a characterisation of the correlation coefficients among different mass-observable relations. Aims. In this work, we aim to provide information on the scatter, skewness, and covariance of various mass-observable relations in galaxy clusters in cosmological hydrodynamic simulations. This information will help future analyses improve the general approach to accretion histories and projection effects, as well as to model mass-observable relations for cosmology studies. Methods. We identified galaxy clusters in Magneticum Box2b simulations with masses of M200c > 1014 M⊙ at redshifts of z = 0.24 and z = 0.90. Our analysis included Euclid-derived properties such as richness, stellar mass, lensing mass, and concentration. Additionally, we investigated complementary multi-wavelength data, including X-ray luminosity, integrated Compton-y parameter, gas mass, and temperature. We then examined the impact of projection effects on mass-observable residuals and correlations. Results. We find that at intermediate redshift (z = 0.24), projection effects have the greatest impact of lensing concentration, richness, and gas mass in terms of the scatter and skewness of the log-residuals of scaling relations. The contribution of projection effects can be significant enough to boost a spurious hot- versus cold-baryon correlations and consequently hide underlying correlations due to halo accretion histories. At high redshift (z = 0.9), the richness has a much lower scatter (of log-residuals), while the quantity that is most impacted by projection effects is the lensing mass. The lensing concentration reconstruction, in particular, is affected by deviations of the reduced-shear profile shape from that derived using a Navarro-Frenk-White (NFW) profile; the amount of interlopers in the line of sight, on the other hand, is not as important.

Authors 100

  1. Ludwig-Maximilians-Universität München

    Affiliation as printed

    Universitäts-Sternwarte München , Fakultät für Physik , Ludwig- Maximilians-Universität München , Scheinerstrasse 1 , 81679 München , Germany

  2. Istituto Nazionale di Fisica Nucleare, Sezione di Bologna · Osservatorio di Astrofisica e Scienza dello Spazio · National Institute for Astrophysics

    Affiliation as printed

    INAF-Osservatorio di Astrofisica e Scienza dello Spazio di Bologna , Via Piero Gobetti 93/3 , 40129 Bologna , Italy

    Istituto Nazionale di Fisica Nucleare , Sezione di Bologna , Via Irne- rio 46 , 40126 Bologna , Italy

  3. Centre National de la Recherche Scientifique · Institut d'Astrophysique de Paris

    Affiliation as printed

    Institut d'Astrophysique de Paris , 98 bis Boulevard Arago , 75014 Paris , France

    Institut d'Astrophysique de Paris , UMR 7095 , CNRS , and Sor- bonne Université , 98 bis boulevard Arago , 75014 Paris , France

  4. University of Bristol

    Affiliation as printed

    School of Physics , HH Wills Physics Laboratory , University of Bristol , Tyndall Avenue , Bristol BS8 1TL , UK

  5. Istituto Nazionale di Fisica Nucleare, Sezione di Bologna · Osservatorio di Astrofisica e Scienza dello Spazio · National Institute for Astrophysics

    Affiliation as printed

    INAF-Osservatorio di Astrofisica e Scienza dello Spazio di Bologna , Via Piero Gobetti 93/3 , 40129 Bologna , Italy

    INFN-Sezione di Bologna , Viale Berti Pichat 6/2 , 40127 Bologna , Italy

  6. Istituto Nazionale di Fisica Nucleare, Sezione di Bologna · Osservatorio di Astrofisica e Scienza dello Spazio · National Institute for Astrophysics

    Affiliation as printed

    INAF-Osservatorio di Astrofisica e Scienza dello Spazio di Bologna , Via Piero Gobetti 93/3 , 40129 Bologna , Italy

    INFN-Sezione di Bologna , Viale Berti Pichat 6/2 , 40127 Bologna , Italy

  7. Osservatorio di Astrofisica e Scienza dello Spazio · National Institute for Astrophysics

    Affiliation as printed

    INAF-Osservatorio di Astrofisica e Scienza dello Spazio di Bologna , Via Piero Gobetti 93/3 , 40129 Bologna , Italy

  8. Sapienza University of Rome

    Affiliation as printed

    Dipartimento di Fisica , Sapienza Università di Roma , Piazzale Aldo Moro 2 , 00185 Roma , Italy

  9. University of Geneva

    Affiliation as printed

    Department of Astronomy , University of Geneva , Ch. d'Ecogia 16 , 1290 Versoix , Switzerland

  10. Osservatorio di Astrofisica e Scienza dello Spazio · National Institute for Astrophysics · University of Bologna

    Affiliation as printed

    Dipartimento di Fisica e Astronomia "Augusto Righi " -Alma Mater Studiorum Università di Bologna , Via Piero Gobetti 93/2 , 40129 Bologna , Italy

    INAF-Osservatorio di Astrofisica e Scienza dello Spazio di Bologna , Via Piero Gobetti 93/3 , 40129 Bologna , Italy

  11. Institut polytechnique de Grenoble · Centre National de la Recherche Scientifique · Institut National de Physique Nucléaire et de Physique des Particules · Université Grenoble Alpes

    Affiliation as printed

    Univ. Grenoble Alpes , CNRS , Grenoble INP , LPSC-IN2P3 , 53, Avenue des Martyrs , 38000 Grenoble , France

  12. Heidelberg University

    Affiliation as printed

    Institut für Theoretische Physik , University of Heidelberg , Philosophenweg 16 , 69120 Heidelberg , Germany

    Zentrum für Astronomie , Universität Heidelberg , Philosophenweg 12 , 69120 Heidelberg , Germany

  13. University of Surrey

    Affiliation as printed

    School of Mathematics and Physics , University of Surrey , Guild- ford , Surrey GU2 7XH , UK

  14. Osservatorio di Astrofisica e Scienza dello Spazio · National Institute for Astrophysics

    Affiliation as printed

    INAF-Osservatorio di Astrofisica e Scienza dello Spazio di Bologna , Via Piero Gobetti 93/3 , 40129 Bologna , Italy

  15. Osservatorio di Astrofisica e Scienza dello Spazio · National Institute for Astrophysics

    Affiliation as printed

    INAF-Osservatorio di Astrofisica e Scienza dello Spazio di Bologna , Via Piero Gobetti 93/3 , 40129 Bologna , Italy

  16. Osservatorio Astrofisico di Torino · National Institute for Astrophysics

    Affiliation as printed

    INAF-Osservatorio Astrofisico di Torino , Via Osservatorio 20 , 10025 Pino Torinese , (TO) , Italy

  17. Universidade do Porto · Astronomical Observatory of Capodimonte · Institute of Astrophysics and Space Sciences · Istituto Nazionale di Fisica Nucleare, Sezione di Napoli · University of Turin · University of Naples Federico II · National Institute for Astrophysics · RWTH Aachen University

    Affiliation as printed

    Department of Physics "E. Pancini", University Federico II, Via Cinthia 6, 80126 Napoli, Italy 31 INAF-Osservatorio Astronomico di Capodimonte, Via Moiariello 16, 80131 Napoli, Italy 32 INFN section of Naples, Via Cinthia 6, 80126 Napoli, Italy 33 Instituto de Astrofísica e Ciências do Espaço, Universidade do Porto, CAUP, Rua das Estrelas, PT4150-762 Porto, Portugal 34 Dipartimento di Fisica, Università degli Studi di Torino, Via P. Giuria 1, 10125 Torino, Italy 35 INFN-Sezione di Torino, Via P. Giuria 1, 10125 Torino, Italy 36 INAF-IASF Milano, Via Alfonso Corti 12, 20133 Milano, Italy 37 Centro de Investigaciones Energéticas, Medioambientales y Tec- nológicas (CIEMAT), Avenida Complutense 40, 28040 Madrid, Spain 38 Port d'Informació Científica, Campus UAB, C. Albareda s/n, 08193 Bellaterra, (Barcelona), Spain 39 Institute for Theoretical Particle Physics and Cosmology (TTK), RWTH Aachen University, 52056 Aachen, Germany 40 INAF-Osservatorio Astronomico di Roma, Via Frascati 33, 00078

  18. Osservatorio Astrofisico di Torino · National Institute for Astrophysics

    Affiliation as printed

    INAF-Osservatorio Astrofisico di Torino , Via Osservatorio 20 , 10025 Pino Torinese , (TO) , Italy

  19. Osservatorio Astrofisico di Torino · National Institute for Astrophysics

    Affiliation as printed

    INAF-Osservatorio Astrofisico di Torino , Via Osservatorio 20 , 10025 Pino Torinese , (TO) , Italy

  20. University of Geneva

    Affiliation as printed

    Department of Astronomy , University of Geneva , Ch. d'Ecogia 16 , 1290 Versoix , Switzerland

  21. Trieste Astronomical Observatory

    Affiliation as printed

    INAF-Osservatorio Astronomico di Trieste , Via G. B. Tiepolo 11 , 34143 Trieste , Italy

  22. University of Geneva

    Affiliation as printed

    Department of Astronomy , University of Geneva , Ch. d'Ecogia 16 , 1290 Versoix , Switzerland

  23. Centre National de la Recherche Scientifique · Université Paris Cité · Commissariat à l'Énergie Atomique et aux Énergies Alternatives · Université Paris-Saclay · Astrophysique, Instrumentation et Modélisation

    Affiliation as printed

    Université Paris-Saclay , Université Paris Cité , CEA , CNRS , AIM , 91191 Gif-sur-Yvette , France

  24. Trieste Astronomical Observatory

    Affiliation as printed

    INAF-Osservatorio Astronomico di Trieste , Via G. B. Tiepolo 11 , 34143 Trieste , Italy

  25. Osservatorio di Astrofisica e Scienza dello Spazio · National Institute for Astrophysics

    Affiliation as printed

    INAF-Osservatorio di Astrofisica e Scienza dello Spazio di Bologna , Via Piero Gobetti 93/3 , 40129 Bologna , Italy

  26. Ludwig-Maximilians-Universität München

    Affiliation as printed

    Universitäts-Sternwarte München , Fakultät für Physik , Ludwig- Maximilians-Universität München , Scheinerstrasse 1 , 81679 München , Germany

  27. Ludwig-Maximilians-Universität München

    Affiliation as printed

    Universitäts-Sternwarte München , Fakultät für Physik , Ludwig- Maximilians-Universität München , Scheinerstrasse 1 , 81679 München , Germany

  28. Centre National de la Recherche Scientifique · Université Paris Cité · Commissariat à l'Énergie Atomique et aux Énergies Alternatives · Université Paris-Saclay · Astrophysique, Instrumentation et Modélisation

    Affiliation as printed

    Université Paris-Saclay , Université Paris Cité , CEA , CNRS , AIM , 91191 Gif-sur-Yvette , France

  29. Ludwig-Maximilians-Universität München

    Affiliation as printed

    Universitäts-Sternwarte München , Fakultät für Physik , Ludwig- Maximilians-Universität München , Scheinerstrasse 1 , 81679 München , Germany

  30. Osservatorio Astrofisico di Torino · National Institute for Astrophysics

    Affiliation as printed

    INAF-Osservatorio Astrofisico di Torino , Via Osservatorio 20 , 10025 Pino Torinese , (TO) , Italy

  31. Osservatorio di Astrofisica e Scienza dello Spazio · National Institute for Astrophysics

    Affiliation as printed

    INAF-Osservatorio di Astrofisica e Scienza dello Spazio di Bologna , Via Piero Gobetti 93/3 , 40129 Bologna , Italy

  32. Trieste Astronomical Observatory

    Affiliation as printed

    INAF-Osservatorio Astronomico di Trieste , Via G. B. Tiepolo 11 , 34143 Trieste , Italy

  33. University of Bonn

    Affiliation as printed

    Universität Bonn , Argelander-Institut für Astronomie , Auf dem Hügel 71 , 53121 Bonn , Germany

  34. Osservatorio di Astrofisica e Scienza dello Spazio · National Institute for Astrophysics

    Affiliation as printed

    INAF-Osservatorio di Astrofisica e Scienza dello Spazio di Bologna , Via Piero Gobetti 93/3 , 40129 Bologna , Italy

  35. Centre National de la Recherche Scientifique · Institut d'Astrophysique de Paris

    Affiliation as printed

    Institut d'Astrophysique de Paris , 98 bis Boulevard Arago , 75014 Paris , France

    Institut d'Astrophysique de Paris , UMR 7095 , CNRS , and Sor- bonne Université , 98 bis boulevard Arago , 75014 Paris , France

  36. Osservatorio di Astrofisica e Scienza dello Spazio · National Institute for Astrophysics · University of Bologna

    Affiliation as printed

    Dipartimento di Fisica e Astronomia "Augusto Righi " -Alma Mater Studiorum Università di Bologna , Via Piero Gobetti 93/2 , 40129 Bologna , Italy

    INAF-Osservatorio di Astrofisica e Scienza dello Spazio di Bologna , Via Piero Gobetti 93/3 , 40129 Bologna , Italy

  37. Trieste Astronomical Observatory · Institute for Fundamental Physics of the Universe

    Affiliation as printed

    IFPU , Institute for Fundamental Physics of the Universe , Via Beirut 2 , 34151 Trieste , Italy

    INAF-Osservatorio Astronomico di Trieste , Via G. B. Tiepolo 11 , 34143 Trieste , Italy

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