UNIVERSIDADE ESTADUAL DE CAMPINAS SISTEMA DE BIBLIOTECAS DA UNICAMP REPOSITÓRIO DA PRODUÇÃO CIENTIFICA E INTELECTUAL DA UNICAMP Versão do arquivo anexado / Version of attached file: Versão do Editor / Published Version Mais informações no site da editora / Further information on publisher's website: https://iopscience.iop.org/article/10.3847/1538-4357/abafaa DOI: 10.3847/1538-4357/abafaa Direitos autorais / Publisher's copyright statement: ©2020 by Institute of Physics Publishing. All rights reserved. DIRETORIA DE TRATAMENTO DA INFORMAÇÃO Cidade Universitária Zeferino Vaz Barão Geraldo CEP 13083-970 – Campinas SP Fone: (19) 3521-6493 http://www.repositorio.unicamp.br The Astrophysical Journal, 901:83 (20pp), 2020 September 20 https://doi.org/10.3847/1538-4357/abafaa © 2020. The American Astronomical Society. All rights reserved. Constraints on the Physical Properties of GW190814 through Simulations Based on DECam Follow-up Observations by the Dark Energy Survey R. Morgan1,2 , M. Soares-Santos3 , J. Annis4 , K. Herner4 , A. Garcia3 , A. Palmese4,5 , A. Drlica-Wagner4,5,6 , R. Kessler5,6 , J. García-Bellido7 , T. G. Bachmann6 , N. Sherman3,4 , S. Allam4 , K. Bechtol1,8 , C. R. Bom9,10 , D. Brout11,66 , R. E. Butler4, M. Butner4, R. Cartier12, H. Chen5 , C. Conselice13 , E. Cook14, T. M. Davis15 , Z. Doctor5 , B. Farr5 , A. L. Figueiredo16, D. A. Finley4 , R. J. Foley17, J. Y. Galarza16, M. S. S. Gill18 , R. A. Gruendl19,20 , D. E. Holz5 , N. Kuropatkin4 , C. Lidman21 , H. Lin4 , U. Malik21, A. W. Mann22 , J. Marriner4 , J. L. Marshall14 , C. E. Martínez-Vázquez23 , N. Meza24, E. Neilsen4 , C. Nicolaou25 , F. Olivares E.26 , F. Paz-Chinchón20,27, S. Points12 , J. Quirola-Vásquez28, O. Rodriguez29,30,31 , M. Sako11, D. Scolnic32, M. Smith33 , F. Sobreira34,35 , D. L. Tucker4 , A. K. Vivas23 , M. Wiesner4,36 , M. L. Wood22 , B. Yanny4 , A. Zenteno23, T. M. C. Abbott12, M. Aguena35,37, S. Avila7, E. Bertin38,39, S. Bhargava40, D. Brooks25 , D. L. Burke18,41, A. Carnero Rosell35,42 , M. Carrasco Kind19,20 , J. Carretero43 , L. N. da Costa35,44, M. Costanzi45,46, J. De Vicente47 , S. Desai48 , H. T. Diehl4 , P. Doel25,T.F.Eifler49,50 , S. Everett17, B. Flaugher4 , J. Frieman4,5 , E. Gaztanaga51,52 , D. W. Gerdes53,54 , D. Gruen18,41,55 , J. Gschwend35,44 , G. Gutierrez4 , W. G. Hartley25,56,57, S. R. Hinton15 , D. L. Hollowood17 , K. Honscheid58,59 , D. J. James60 , K. Kuehn61,62 , O. Lahav25 , M. Lima35,37, M. A. G. Maia35,44 , M. March11, R. Miquel43,63 , R. L. C. Ogando35,44 , A. A. Plazas64 , A. Roodman18,41 , E. Sanchez47 , V. Scarpine4, M. Schubnell54 , S. Serrano51,52, I. Sevilla-Noarbe47 , E. Suchyta65 , and G. Tarle54 1 Physics Department, University of Wisconsin-Madison, 1150 University Avenue Madison, WI 53706, USA; [email protected] 2 Legacy Survey of Space and Time Corporation Data Science Fellowship Program, USA 3 Brandeis University, Physics Department, 415 South Street, Waltham, MA 02453, USA 4 Fermi National Accelerator Laboratory, P.O. Box 500, Batavia, IL 60510, USA 5 Kavli Institute for Cosmological Physics, University of Chicago, Chicago, IL 60637, USA 6 Department of Astronomy and Astrophysics, University of Chicago, Chicago, IL 60637, USA 7 Instituto de Fisica Teorica UAM/CSIC, Universidad Autonoma de Madrid, E-28049 Madrid, Spain 8 LSST, 933 North Cherry Avenue, Tucson, AZ 85721, USA 9 ICRA, Centro Brasileiro de Pesquisas Físicas, Rua Dr. Xavier Sigaud 150, CEP 22290-180, Rio de Janeiro, RJ, Brazil 10 Centro Federal de Educação Tecnológica Celso Suckow da Fonseca, Rodovia Mário Covas, Cep 23810-000, Itaguaí, RJ, Brazil 11 Department of Physics and Astronomy, University of Pennsylvania, Philadelphia, PA 19104, USA 12 NSFʼs National Optical-Infrared Astronomy Research Laboratory, Casilla 603, La Serena, Chile 13 University of Nottingham, School of Physics and Astronomy, Nottingham NG7 2RD, UK 14 George P. and Cynthia Woods Mitchell Institute for Fundamental Physics and Astronomy, and Department of Physics and Astronomy, Texas A&M University, College Station, TX 77843, USA 15 School of Mathematics and Physics, University of Queensland, Brisbane, QLD 4072, Australia 16 Universidade de São Paulo, Departamento de Astronomia do IAG/USP, Cidade Universitária, 05508-900 São Paulo, SP, Brazil 17 Santa Cruz Institute for Particle Physics, Santa Cruz, CA 95064, USA 18 SLAC National Accelerator Laboratory, Menlo Park, CA 94025, USA 19 Department of Astronomy, University of Illinois at Urbana-Champaign, 1002 W. Green Street, Urbana, IL 61801, USA 20 National Center for Supercomputing Applications, 1205 West Clark St., Urbana, IL 61801, USA 21 The Research School of Astronomy and Astrophysics, Australian National University, ACT 2601, Australia 22 Department of Physics and Astronomy, The University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, USA 23 CNSFʼs National Optical-Infrared Astronomy Research Laboratory, Casilla 603, La Serena, Chile 24 European Southern Observatory, Alonso de Córdova 3107, Casilla 19, Santiago, Chile 25 Department of Physics & Astronomy, University College London, Gower Street, London, WC1E 6BT, UK 26 Instituto de Astronomía y Ciencias Planetarias, Universidad de Atacama, Copayapu 485, Copiapó, Chile 27 Institute of Astronomy, University of Cambridge, Madingley Road, Cambridge CB3 0HA, UK 28 Instituto de Astrofísica, Pontificia Universidad Católica de Chile, Casilla 306, Santiago 22, Chile 29 Departamento de Ciencias Fisicas, Universidad Andres Bello, Avda. Republica 252, Santiago, Chile 30 Millennium Institute of Astrophysics (MAS), Nuncio Monseñor Sotero Sanz 100, Providencia, Santiago, Chile 31 School of Physics and Astronomy, Tel Aviv University, Tel Aviv 69978, Israel 32 Department of Physics, Duke University Durham, NC 27708, USA 33 School of Physics and Astronomy, University of Southampton, Southampton, SO17 1BJ, UK 34 Instituto de Física Gleb Wataghin, Universidade Estadual de Campinas, 13083-859, Campinas, SP, Brazil 35 Laboratório Interinstitucional de e-Astronomia—LIneA, Rua Gal. José Cristino 77, Rio de Janeiro, RJ—20921-400, Brazil 36 Department of Physics, Benedictine University, Lisle, IL 60532, USA 37 Departamento de Física Matemática, Instituto de Física, Universidade de São Paulo, CP 66318, São Paulo, SP, 05314-970, Brazil 38 CNRS, UMR 7095, Institut d’Astrophysique de Paris, F-75014, Paris, France 39 Sorbonne Universités, UPMC Univ Paris 06, UMR 7095, Institut d’Astrophysique de Paris, F-75014, Paris, France 40 Department of Physics and Astronomy, Pevensey Building, University of Sussex, Brighton, BN1 9QH, UK 41 Kavli Institute for Particle Astrophysics & Cosmology, P.O. Box 2450, Stanford University, Stanford, CA 94305, USA 42 Centro de Investigaciones Energéticas, Medioambientales y Tecnológicas (CIEMAT), Madrid, Spain 43 Institut de Física d’Altes Energies, The Barcelona Institute of Science and Technology, Campus UAB, E-08193 Bellaterra, Spain 44 Observatório Nacional, Rua Gal. José Cristino 77, Rio de Janeiro, RJ—20921-400, Brazil 45 INAF-Osservatorio Astronomico di Trieste, via G.B. Tiepolo 11, I-34143 Trieste, Italy 46 Institute for Fundamental Physics of the Universe, Via Beirut 2, I-34014 Trieste, Italy 47 Centro de Investigaciones Energéticas, Medioambientales y Tecnológicas (CIEMAT), Madrid, Spain 48 Department of Physics, IIT Hyderabad, Kandi, Telangana 502285, India 49 Department of Astronomy/Steward Observatory, University of Arizona, 933 North Cherry Avenue, Tucson, AZ 85721-0065, USA 1 The Astrophysical Journal, 901:83 (20pp), 2020 September 20 Morgan et al. 50 Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Dr., Pasadena, CA 91109, USA 51 Institut d’Estudis Espacials de Catalunya (IEEC), E-08034 Barcelona, Spain 52 Institute of Space Sciences (ICE, CSIC), Campus UAB, Carrer de Can Magrans, s/n, E-08193 Barcelona, Spain 53 Department of Astronomy, University of Michigan, Ann Arbor, MI 48109, USA 54 Department of Physics, University of Michigan, Ann Arbor, MI 48109, USA 55 Department of Physics, Stanford University, 382 Via Pueblo Mall, Stanford, CA 94305, USA 56 Département de Physique Théorique and Center for Astroparticle Physics, Université de Genève, CH-1211 Geneva, Switzerland 57 Department of Physics, ETH Zurich, Wolfgang-Pauli-Strasse 16, CH-8093 Zurich, Switzerland 58 Center for Cosmology and Astro-Particle Physics, The Ohio State University, Columbus, OH 43210, USA 59 Department of Physics, The Ohio State University, Columbus, OH 43210, USA 60 Center for Astrophysics, Harvard & Smithsonian, 60 Garden Street, Cambridge, MA 02138, USA 61 Australian Astronomical Optics, Macquarie University, North Ryde, NSW 2113, Australia 62 Lowell Observatory, 1400 Mars Hill Rd, Flagstaff, AZ 86001, USA 63 Institució Catalana de Recerca i Estudis Avançats, E-08010 Barcelona, Spain 64 Department of Astrophysical Sciences, Princeton University, Peyton Hall, Princeton, NJ 08544, USA 65 Computer Science and Mathematics Division, Oak Ridge National Laboratory, Oak Ridge, TN 37831, USA Received 2020 June 12; revised 2020 August 14; accepted 2020 August 15; published 2020 September 24 Abstract On 2019 August 14, the LIGO and Virgo Collaborations detected gravitational waves from a black hole and a 2.6 solar mass compact object, possibly the first neutron star–black hole merger. In search of an optical counterpart, the Dark Energy Survey (DES) obtained deep imaging of the entire 90% confidence level localization area with Blanco/DECam 0, 1, 2, 3, 6, and 16 nights after the merger. Objects with varying brightness were detected by the