Dark Energy Survey Year 1 results: Cosmological constraints from cosmic shear
M. A. TroxelCenter for Cosmology and Astro-Particle Physics, The Ohio State University, Columbus, Ohio 43210, USAN. MacCrannCenter for Cosmology and Astro-Particle Physics, The Ohio State University, Columbus, Ohio 43210, USAJ. ZuntzInstitute for Astronomy, University of Edinburgh, Edinburgh EH9 3HJ, United KingdomT. F. EiflerDepartment of Physics, California Institute of Technology, Pasadena, California 91125, USAE. KrauseKavli Institute for Particle Astrophysics and Cosmology, P. O. Box 2450, Stanford University, Stanford, California 94305, USAScott DodelsonFermi National Accelerator Laboratory, P. O. Box 500, Batavia, Illinois 60510, USAD. GruenKavli Institute for Particle Astrophysics and Cosmology, P. O. Box 2450, Stanford University, Stanford, California 94305, USAJ. BlazekCenter for Cosmology and Astro-Particle Physics, The Ohio State University, Columbus, Ohio 43210, USAO. FriedrichMax Planck Institute for Extraterrestrial Physics, Giessenbachstrasse, 85748 Garching, GermanyS. SamuroffJodrell Bank Center for Astrophysics, School of Physics and Astronomy, University of Manchester, Oxford Road, Manchester M13 9PL, United KingdomJ. PratInstitut de Física d’Altes Energies (IFAE), The Barcelona Institute of Science and Technology, Campus UAB, 08193 Bellaterra (Barcelona), SpainL. F. SeccoDepartment of Physics and Astronomy, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USAC. DavisKavli Institute for Particle Astrophysics and Cosmology, P. O. Box 2450, Stanford University, Stanford, California 94305, USAA. FertéInstitute for Astronomy, University of Edinburgh, Edinburgh EH9 3HJ, United KingdomJoseph DeRoseDepartment of Physics, Stanford University, 382 Via Pueblo Mall, Stanford, California 94305, USAA. AlarconInstitute of Space Sciences, IEEC-CSIC, Campus UAB, Carrer de Can Magrans, s/n, 08193 Barcelona, SpainA. AmaraDepartment of Physics, ETH Zurich, Wolfgang-Pauli-Strasse 16, CH-8093 Zurich, SwitzerlandEric J. BaxterDepartment of Physics and Astronomy, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USAM. R. BeckerDepartment of Physics, Stanford University, 382 Via Pueblo Mall, Stanford, California 94305, USAG. M. BernsteinDepartment of Physics and Astronomy, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USAS. L. BridleJodrell Bank Center for Astrophysics, School of Physics and Astronomy, University of Manchester, Oxford Road, Manchester M13 9PL, United KingdomR. CawthonKavli Institute for Cosmological Physics, University of Chicago, Chicago, Illinois 60637, USAC. ChangKavli Institute for Cosmological Physics, University of Chicago, Chicago, Illinois 60637, USAA. ChoiCenter for Cosmology and Astro-Particle Physics, The Ohio State University, Columbus, Ohio 43210, USAJ. De VicenteCentro de Investigaciones Energéticas, Medioambientales y Tecnológicas (CIEMAT), 28040 Madrid, SpainA. Drlica-WagnerFermi National Accelerator Laboratory, P. O. Box 500, Batavia, Illinois 60510, USAJ. Elvin-PooleJodrell Bank Center for Astrophysics, School of Physics and Astronomy, University of Manchester, Oxford Road, Manchester M13 9PL, United KingdomA. Carnero RosellFermi National Accelerator Laboratory, P. O. Box 500, Batavia, Illinois 60510, USAM. GattiInstitut de Física d’Altes Energies (IFAE), The Barcelona Institute of Science and Technology, Campus UAB, 08193 Bellaterra (Barcelona), SpainW. G. HartleyDepartment of Physics and Astronomy, University College London, Gower Street, London WC1E 6BT, United KingdomK. HonscheidCenter for Cosmology and Astro-Particle Physics, The Ohio State University, Columbus, Ohio 43210, USAB. HoyleUniversitäts-Sternwarte, Fakultät für Physik, Ludwig-Maximilians Universität München, Scheinerstrasse 1, 81679 München, GermanyEric HuffJet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Drive, Pasadena, California 91109, USADragan HutererDepartment of Physics, University of Michigan, Ann Arbor, Michigan 48109, USABhuvnesh JainDepartment of Physics and Astronomy, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USAMike JarvisDepartment of Physics and Astronomy, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USATomasz KacprzakDepartment of Physics, ETH Zurich, Wolfgang-Pauli-Strasse 16, CH-8093 Zurich, SwitzerlandD. KirkDepartment of Physics and Astronomy, University College London, Gower Street, London WC1E 6BT, United KingdomNickolas KokronDepartamento de Física Matemática, Instituto de Física, Universidade de São Paulo, CP 66318, São Paulo, São Paulo 05314-970, BrazilC. KrawiecDepartment of Physics and Astronomy, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USAO. LahavDepartment of Physics and Astronomy, University College London, Gower Street, London WC1E 6BT, United KingdomAndrew R. LiddleInstitute for Astronomy, University of Edinburgh, Edinburgh EH9 3HJ, United KingdomJ. A. PeacockInstitute for Astronomy, University of Edinburgh, Edinburgh EH9 3HJ, United KingdomMarkus Michael RauUniversitäts-Sternwarte, Fakultät für Physik, Ludwig-Maximilians Universität München, Scheinerstrasse 1, 81679 München, GermanyAlexandre RéfrégierDepartment of Physics, ETH Zurich, Wolfgang-Pauli-Strasse 16, CH-8093 Zurich, SwitzerlandR. P. RollinsJodrell Bank Center for Astrophysics, School of Physics and Astronomy, University of Manchester, Oxford Road, Manchester M13 9PL, United KingdomEduardo RozoDepartment of Physics, University of Arizona, Tucson, Arizona 85721, USAE. S. RykoffKavli Institute for Particle Astrophysics and Cosmology, P. O. Box 2450, Stanford University, Stanford, California 94305, USAC. SánchezInstitut de Física d’Altes Energies (IFAE), The Barcelona Institute of Science and Technology, Campus UAB, 08193 Bellaterra (Barcelona), SpainI. Sevilla-NoarbeCentro de Investigaciones Energéticas, Medioambientales y Tecnológicas (CIEMAT), 28040 Madrid, SpainE. SheldonBrookhaven National Laboratory, Bldg 510, Upton, New York 11973, USAAlbert StebbinsFermi National Accelerator Laboratory, P. O. Box 500, Batavia, Illinois 60510, USAT N VargaMax Planck Institute for Extraterrestrial Physics, Giessenbachstrasse, 85748 Garching, GermanyP VielzeufInstitut de Física d’Altes Energies (IFAE), The Barcelona Institute of Science and Technology, Campus UAB, 08193 Bellaterra (Barcelona), SpainM. WangFermi National Accelerator Laboratory, P. O. Box 500, Batavia, Illinois 60510, USAR.H. WechslerDepartment of Physics, Stanford University, 382 Via Pueblo Mall, Stanford, California 94305, USAB. YannyFermi National Accelerator Laboratory, P. O. Box 500, Batavia, Illinois 60510, USAT. M. C. AbbottCerro Tololo Inter-American Observatory, National Optical Astronomy Observatory, Casilla 603, La Serena, ChileF. B. AbdallaDepartment of Physics and Astronomy, University College London, Gower Street, London WC1E 6BT, United KingdomS. AllamFermi National Accelerator Laboratory, P. O. Box 500, Batavia, Illinois 60510, USAJ. AnnisFermi National Accelerator Laboratory, P. O. Box 500, Batavia, Illinois 60510, USAK. BechtolLSST, 933 North Cherry Avenue, Tucson, Arizona 85721, USAA. Benoit-LévyCNRS, UMR 7095, Institut d’Astrophysique de Paris, F-75014 Paris, FranceE. BertinCNRS, UMR 7095, Institut d’Astrophysique de Paris, F-75014 Paris, FranceDavid BrooksDepartment of Physics and Astronomy, University College London, Gower Street, London WC1E 6BT, United KingdomE. Buckley‐GeerFermi National Accelerator Laboratory, P. O. Box 500, Batavia, Illinois 60510, USAD. L. BurkeKavli Institute for Particle Astrophysics and Cosmology, P. O. Box 2450, Stanford University, Stanford, California 94305, USAM. Carrasco KindDepartment of Astronomy, University of Illinois, 1002 W. Green Street, Urbana, Illinois 61801, USAJ. CarreteroInstitut de Física d’Altes Energies (IFAE), The Barcelona Institute of Science and Technology, Campus UAB, 08193 Bellaterra (Barcelona), SpainF. J. CastanderInstitute of Space Sciences, IEEC-CSIC, Campus UAB, Carrer de Can Magrans, s/n, 08193 Barcelona, SpainM. CrocceInstitute of Space Sciences, IEEC-CSIC, Campus UAB, Carrer de Can Magrans, s/n, 08193 Barcelona, SpainC. E. CunhaKavli Institute for Particle Astrophysics and Cosmology, P. O. Box 2450, Stanford University, Stanford, California 94305, USAC. B. D’AndreaDepartment of Physics and Astronomy, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USAL. N. da CostaLaboratório Interinstitucional de e-Astronomia—LIneA, Rua Gal. José Cristino 77, Rio de Janeiro, Rio de Janeiro 20921-400, BrazilD. L. DePoyGeorge P. and Cynthia Woods Mitchell Institute for Fundamental Physics and Astronomy, and Department of Physics and Astronomy, Texas A&M University, College Station, Texas 77843, USAS. DesaiDepartment of Physics, IIT Hyderabad, Kandi, Telangana 502285, IndiaH. T. DiehlFermi National Accelerator Laboratory, P. O. Box 500, Batavia, Illinois 60510, USAJ. P. DietrichExcellence Cluster Universe, Boltzmannstrasse 2, 85748 Garching, GermanyP. DoelDepartment of Physics and Astronomy, University College London, Gower Street, London WC1E 6BT, United KingdomE. FernándezInstitut de Física d’Altes Energies (IFAE), The Barcelona Institute of Science and Technology, Campus UAB, 08193 Bellaterra (Barcelona), SpainB. FlaugherFermi National Accelerator Laboratory, P. O. Box 500, Batavia, Illinois 60510, USAP. FosalbaInstitute of Space Sciences, IEEC-CSIC, Campus UAB, Carrer de Can Magrans, s/n, 08193 Barcelona, SpainJ. García-BellidoInstituto de Fisica Teorica UAM/CSIC, Universidad Autonoma de Madrid, 28049 Madrid, SpainE. GaztañagaInstitute of Space Sciences, IEEC-CSIC, Campus UAB, Carrer de Can Magrans, s/n, 08193 Barcelona, SpainD. W. GerdesDepartment of Astronomy, University of Michigan, Ann Arbor, Michigan 48109, USAT. GiannantonioInstitute of Astronomy, University of Cambridge, Madingley Road, Cambridge CB3 0HA, United KingdomD. A. GoldsteinDepartment of Astronomy, University of California, Berkeley, 501 Campbell Hall, Berkeley, California 94720, USAR. A. GruendlDepartment of Astronomy, University of Illinois, 1002 W. Green Street, Urbana, Illinois 61801, USAJ. GschwendLaboratório Interinstitucional de e-Astronomia—LIneA, Rua Gal. José Cristino 77, Rio de Janeiro, Rio de Janeiro 20921-400, BrazilG. GutiérrezFermi National Accelerator Laboratory, P. O. Box 500, Batavia, Illinois 60510, USAD. J. JamesAstronomy Department, University of Washington, Box 351580, Seattle, Washington 98195, USAT. JeltemaM. W. G. JohnsonNational Center for Supercomputing Applications, 1205 West Clark Street, Urbana, Illinois 61801, USAM. D. JohnsonNational Center for Supercomputing Applications, 1205 West Clark Street, Urbana, Illinois 61801, USAS. KentFermi National Accelerator Laboratory, P. O. Box 500, Batavia, Illinois 60510, USAK. KuehnAustralian Astronomical Observatory, North Ryde, New South Wales 2113, AustraliaS. E. KuhlmannArgonne National Laboratory, 9700 South Cass Avenue, Lemont, Illinois 60439, USAN. KuropatkinFermi National Accelerator Laboratory, P. O. Box 500, Batavia, Illinois 60510, USAT. S. LiFermi National Accelerator Laboratory, P. O. Box 500, Batavia, Illinois 60510, USA
2018en
ABI
Abstract
We use 26 10 6 galaxies from the Dark Energy Survey (DES) Year 1 shape catalogs over 1321 deg 2 of the sky to produce the most significant measurement of cosmic shear in a galaxy survey to date. We constrain cosmological parameters in both the flat CDM and the wCDM models, while also varying the neutrino mass density. These results are shown to be robust using two independent shape catalogs, two independent photo-z calibration methods, and two independent analysis pipelines in a blind analysis. We find a 3.5% fractional uncertainty on 8 m =0.3 0.5 0.782 0.027 -0.027 at 68% C.L., which is a factor of 2.
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Citations and references
Cited by 10 references