1. The VIMOS Public Extragalactic Redshift Survey (VIPERS)
- Author
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O. Cucciati, D. Bottini, Stephane Arnouts, S. de la Torre, Luigi Guzzo, M. Polletta, M. Bolzonella, Yannick Mellier, L. Paioro, Marco Scodeggio, Robert C. Nichol, Jean Coupon, O. Le Fevre, C. Di Porto, B. R. Granett, U. Abbas, A. Zanichelli, A. Cappi, V. Le Brun, O. Ilbert, H. J. McCracken, G. De Lucia, L. Moscardini, A. Iovino, E. Branchini, Katarzyna Małek, Angela Burden, C. Adami, Stefanie Phleps, H. Schlagenhaufer, John A. Peacock, D. Maccagni, Rita Tojeiro, L. A. M. Tasca, C. Marinoni, I. Davidzon, P. Franzetti, J. Bel, A. Marchetti, B. Garilli, A. Pollo, A. Fritz, M. Wolk, D. Vergani, J. Krywult, Will J. Percival, Federico Marulli, M. Fumana, Centre de Physique Théorique - UMR 7332 (CPT), Aix Marseille Université (AMU)-Université de Toulon (UTLN)-Centre National de la Recherche Scientifique (CNRS), CPT - E3 Cosmologie, Aix Marseille Université (AMU)-Université de Toulon (UTLN)-Centre National de la Recherche Scientifique (CNRS)-Aix Marseille Université (AMU)-Université de Toulon (UTLN)-Centre National de la Recherche Scientifique (CNRS), INAF - Osservatorio Astronomico di Bologna (OABO), Istituto Nazionale di Astrofisica (INAF), AUTRES, Joseph Louis LAGRANGE (LAGRANGE), Université Nice Sophia Antipolis (1965 - 2019) (UNS), COMUE Université Côte d'Azur (2015-2019) (COMUE UCA)-COMUE Université Côte d'Azur (2015-2019) (COMUE UCA)-Institut national des sciences de l'Univers (INSU - CNRS)-Observatoire de la Côte d'Azur, COMUE Université Côte d'Azur (2015-2019) (COMUE UCA)-Université Côte d'Azur (UCA)-Université Côte d'Azur (UCA)-Centre National de la Recherche Scientifique (CNRS), Canada-France-Hawaii Telescope Corporation (CFHT), National Research Council of Canada (NRC)-Centre National de la Recherche Scientifique (CNRS)-University of Hawai'i [Honolulu] (UH), Département de Radiologie [CHU de Rennes], Université de Rennes (UR), Laboratoire d'Astrophysique de Marseille (LAM), Aix Marseille Université (AMU)-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National d'Études Spatiales [Toulouse] (CNES)-Centre National de la Recherche Scientifique (CNRS), Department of Cellular Biotechnologies and Haematology, Institut Pasteur, Fondation Cenci Bolognetti - Istituto Pasteur Italia, Fondazione Cenci Bolognetti, Réseau International des Instituts Pasteur (RIIP)-Réseau International des Instituts Pasteur (RIIP)-Università degli Studi di Roma 'La Sapienza' = Sapienza University [Rome] (UNIROMA), University of Leeds, Bel, J., Branchini, ENZO FRANCO, Di Porto, C., Cucciati, O., Granett, B. R., Iovino, A., De La Torre, S., Marinoni, C., Guzzo, L., Moscardini, L., Cappi, A., Abbas, U., Adami, C., Arnouts, S., Bolzonella, M., Bottini, D., Coupon, J., Davidzon, I., De Lucia, G., Fritz, A., Franzetti, P., Fumana, M., Garilli, B., Ilbert, O., Krywult, J., Le Brun, V., Le Fèvre, O., Maccagni, D., Małek, K., Marulli, F., Mccracken, H. J., Paioro, L., Polletta, M., Pollo, A., Schlagenhaufer, H., Scodeggio, M., Tasca, L. A. M., Tojeiro, R., Vergani, D., Zanichelli, A., Burden, A., Marchetti, A., Mellier, Y., Nichol, R. C., Peacock, J. A., Percival, W. J., Phleps, S., Wolk, M., Université Côte d'Azur (UCA)-Université Nice Sophia Antipolis (... - 2019) (UNS), COMUE Université Côte d'Azur (2015-2019) (COMUE UCA)-COMUE Université Côte d'Azur (2015-2019) (COMUE UCA)-Observatoire de la Côte d'Azur, Université Côte d'Azur (UCA)-COMUE Université Côte d'Azur (2015-2019) (COMUE UCA)-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National de la Recherche Scientifique (CNRS), Université de Rennes 1 (UR1), Université de Rennes (UNIV-RENNES)-Université de Rennes (UNIV-RENNES), Centre National de la Recherche Scientifique (CNRS)-Institut national des sciences de l'Univers (INSU - CNRS)-Aix Marseille Université (AMU)-Centre National d'Études Spatiales [Toulouse] (CNES), Réseau International des Instituts Pasteur (RIIP)-Réseau International des Instituts Pasteur (RIIP)-Università degli Studi di Roma 'La Sapienza' = Sapienza University [Rome], University of St Andrews. School of Physics and Astronomy, Branchini, E., Granett, B.R., Mccracken, H.J., Tasca, L.A.M., Nichol, R.C., Peacock, J.A., and Percival, W.J.
- Subjects
Absolute magnitude ,Cosmology and Gravitation ,Cosmology and Nongalactic Astrophysics (astro-ph.CO) ,Large-scale structure of Universe ,FOS: Physical sciences ,observation [Cosmology] ,Probability density function ,Astrophysics::Cosmology and Extragalactic Astrophysics ,Astrophysics ,Cosmology: observation ,01 natural sciences ,high-redshift [Galaxies] ,[PHYS.ASTR.CO]Physics [physics]/Astrophysics [astro-ph]/Cosmology and Extra-Galactic Astrophysics [astro-ph.CO] ,statistics [Galaxies] ,0103 physical sciences ,Gamma distribution ,QB Astronomy ,cosmological parameters [Cosmology] ,010303 astronomy & astrophysics ,QC ,STFC ,Astrophysics::Galaxy Astrophysics ,QB ,Parametric statistics ,Physics ,010308 nuclear & particles physics ,Cosmology: observations ,ST/I001204/1 ,Galaxies: high-redshift ,RCUK ,Astronomy and Astrophysics ,3rd-DAS ,Space and Planetary Science ,Astronomy and Astrophysic ,Redshift survey ,large scale structure of the Universe [cosmology] ,observations [cosmology] ,Redshift ,Galaxy ,QC Physics ,astro-ph.CO ,Probability distribution ,Astrophysics - Cosmology and Nongalactic Astrophysics - Abstract
We compare three methods to measure the count-in-cell probability density function of galaxies in a spectroscopic redshift survey. From this comparison we found that when the sampling is low (the average number of object per cell is around unity) it is necessary to use a parametric method to model the galaxy distribution. We used a set of mock catalogues of VIPERS, in order to verify if we were able to reconstruct the cell-count probability distribution once the observational strategy is applied. We find that in the simulated catalogues, the probability distribution of galaxies is better represented by a Gamma expansion than a Skewed Log-Normal. Finally, we correct the cell-count probability distribution function from the angular selection effect of the VIMOS instrument and study the redshift and absolute magnitude dependency of the underlying galaxy density function in VIPERS from redshift $0.5$ to $1.1$. We found very weak evolution of the probability density distribution function and that it is well approximated, independently from the chosen tracers, by a Gamma distribution., Comment: 14 pages, 11 figures, 2 tables
- Published
- 2016
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