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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
Implementation and testing of the first prompt search for gravitational wave transients with electromagnetic counterparts
Astronomy and Astrophysics, Volume 539, Article A124, Year 2012
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Description
Aims. A transient astrophysical event observed in both gravitational wave (GW) and electromagnetic (EM) channels would yield rich scientific rewards. A first program initiating EM follow-ups to possible transient GW events has been developed and exercised by the LIGO and Virgo community in association with several partners. In this paper, we describe and evaluate the methods used to promptly identify and localize GW event candidates and to request images of targeted sky locations. Methods. During two observing periods (Dec. 17, 2009 to Jan. 8, 2010 and Sep. 2 to Oct. 20, 2010), a low-latency analysis pipeline was used to identify GW event candidates and to reconstruct maps of possible sky locations. A catalog of nearby galaxies and Milky Way globular clusters was used to select the most promising sky positions to be imaged, and this directional information was delivered to EM observatories with time lags of about thirty minutes. A Monte Carlo simulation has been used to evaluate the low-latency GW pipeline's ability to reconstruct source positions correctly. Results. For signals near the detection threshold, our low-latency algorithms often localized simulated GW burst signals to tens of square degrees, while neutron star/neutron star inspirals and neutron star/black hole inspirals were localized to a few hundred square degrees. Localization precision improves for moderately stronger signals. The correct sky location of signals well above threshold and originating from nearby galaxies may be observed with ∼50% or better probability with a few pointings of wide-field telescopes. © 2012 ESO.
Authors & Co-Authors
Allen, Bruce
Germany, Potsdam
Max-planck-institut Für Gravitationsphysik Albert-einstein-institut
Germany, Hannover
Gottfried Wilhelm Leibniz Universität Hannover
United States, Milwaukee
University of Wisconsin-milwaukee
Aulbert, Carsten
Germany, Potsdam
Max-planck-institut Für Gravitationsphysik Albert-einstein-institut
Germany, Hannover
Gottfried Wilhelm Leibniz Universität Hannover
Babak, Stanislav V.
Germany, Potsdam
Max-planck-institut Für Gravitationsphysik Albert-einstein-institut
Bauer, Th S.
Netherlands, Amsterdam
Fom-institute of Subatomic Physics - Nikhef
Biswas, Rahul
United States, Brownsville
University of Texas at Brownsville and Texas Southmost College
Bitossi, Massimiliano
Italy, Pisa
Istituto Nazionale Di Fisica Nucleare, Sezione Di Pisa
Blackburn, Lindy L.
United States, Greenbelt
Nasa Goddard Space Flight Center
Blair, David Gerald
Australia, Perth
The University of Western Australia
Bock, Oliver
Germany, Potsdam
Max-planck-institut Für Gravitationsphysik Albert-einstein-institut
Germany, Hannover
Gottfried Wilhelm Leibniz Universität Hannover
Bouhou, Boutayeb
France, Paris
In2p3 - Institut National de Physique Nucléaire et de Physique Des Particules
Brady, Patrick R.
United States, Milwaukee
University of Wisconsin-milwaukee
Branchesi, Marica
Italy, Sesto Fiorentino
Istituto Nazionale Di Fisica Nucleare, Sezione Di Firenze
Italy, Urbino
Università Degli Studi Di Urbino Carlo bo
Brown, Duncan A.
United States, Syracuse
Syracuse University
Bulk, Tomasz
Poland, Warsaw
University of Warsaw
Poland, Warszawa
Polish Academy of Sciences
Buonanno, Alessandra
United States, College Park
University of Maryland, College Park
Cagnoli, Gianpietro
Italy, Sesto Fiorentino
Istituto Nazionale Di Fisica Nucleare, Sezione Di Firenze
Camp, Jordan B.
United States, Greenbelt
Nasa Goddard Space Flight Center
Cavalier, Fabien
France, Paris
In2p3 - Institut National de Physique Nucléaire et de Physique Des Particules
Chen, Yanbei
United States, Pasadena
California Institute of Technology
Christensen, Nelson L.
United States, Northfield
Carleton College, Usa
Colas, Jacques
Unknown Affiliation
Corsi, Alessandra
United States, Cambridge
Laser Interferometer Gravitational-wave Observatory
Coughlin, Michael W.
United States, Northfield
Carleton College, Usa
Coulon, Jean Pierre
France, Paris
Cnrs Centre National de la Recherche Scientifique
Coward, David M.
Australia, Perth
The University of Western Australia
Davier, Michel
France, Paris
In2p3 - Institut National de Physique Nucléaire et de Physique Des Particules
DeBra, Daniel B.
United States, Palo Alto
Stanford University
DeSalvo, Riccardo
United States, Cambridge
Laser Interferometer Gravitational-wave Observatory
Di Palma, Irene
Germany, Potsdam
Max-planck-institut Für Gravitationsphysik Albert-einstein-institut
Germany, Hannover
Gottfried Wilhelm Leibniz Universität Hannover
Dumas, Jean Charles
Australia, Perth
The University of Western Australia
Edgar, Matthew P.
United Kingdom, Glasgow
University of Glasgow
Engel, Ralph
United States, Cambridge
Laser Interferometer Gravitational-wave Observatory
Evans, Matthew J.
United States, Cambridge
Laser Interferometer Gravitational-wave Observatory
Mikal-Evans, Thomas Michael
United States, Livingston
Ligo Livingston
Fairhurst, Stephen
United Kingdom, Cardiff
Cardiff University
Farr, Benjamin F.
United States, Evanston
Northwestern University
Farr, Will M.
United States, Evanston
Northwestern University
Fehrmann, Henning
Germany, Potsdam
Max-planck-institut Für Gravitationsphysik Albert-einstein-institut
Germany, Hannover
Gottfried Wilhelm Leibniz Universität Hannover
Fisher, Ryan P.
United States, University Park
Pennsylvania State University
García, Javier A.
Unknown Affiliation
Garufi, Fabio S.
Italy, Naples
Istituto Nazionale Di Fisica Nucleare, Sezione Di Napoli
Italy, Naples
Università Degli Studi Di Napoli Federico Ii
Gergely, László Árpád
Hungary, Szeged
Szegedi Tudományegyetem Szte
Ghosh, Shaon
United States, Pullman
Washington State University Pullman
Hanna, Chad R.
United States, Cambridge
Laser Interferometer Gravitational-wave Observatory
Canada, Waterloo
Perimeter Institute for Theoretical Physics
Hello, Patrice
France, Paris
In2p3 - Institut National de Physique Nucléaire et de Physique Des Particules
Howell, Eric J.
Australia, Perth
The University of Western Australia
Husa, Sascha
Spain, Palma
Universitat de Les Illes Balears
Katsavounidis, Erotokritos
United States, Cambridge
Laser Interferometer Gravitational-wave Observatory
Keresztes, Zoltán
Hungary, Szeged
Szegedi Tudományegyetem Szte
Kopparapu, Ravi Kumar
United States, University Park
Pennsylvania State University
Lee, Hyung-mok
South Korea, Seoul
Seoul National University
Leroy, Nicolas
France, Paris
In2p3 - Institut National de Physique Nucléaire et de Physique Des Particules
MacHenschalk, Bernd
Germany, Potsdam
Max-planck-institut Für Gravitationsphysik Albert-einstein-institut
Germany, Hannover
Gottfried Wilhelm Leibniz Universität Hannover
MacLeod, Duncan M.
United Kingdom, Cardiff
Cardiff University
Mandel, Ilya
United States, Cambridge
Laser Interferometer Gravitational-wave Observatory
Marchesoni, Fabio
Italy, Perugia
Istituto Nazionale Di Fisica Nucleare, Sezione Di Perugia
McClelland, David E.
Australia, Canberra
The Australian National University
McIver, Jessica
United States, Amherst
University of Massachusetts Amherst
Meyer, Manuel S.
United States, Livingston
Ligo Livingston
Miller, John A.
Australia, Canberra
The Australian National University
Mitselmakher, Guenakh V.
United States, Gainesville
University of Florida
Mueller, C. L.
United States, Gainesville
University of Florida
Nelson, John R.
United Kingdom, Glasgow
University of Glasgow
Ott, Christian D.
United States, Pasadena
California Institute of Technology
Pan, Yi
United States, College Park
University of Maryland, College Park
Paoletti, Federico
Italy, Pisa
Istituto Nazionale Di Fisica Nucleare, Sezione Di Pisa
Papa, Maria Alessandra
United States, Milwaukee
University of Wisconsin-milwaukee
Germany, Potsdam
Max-planck-institut Für Gravitationsphysik Albert-einstein-institut
Patel, Pinkesh M.
United States, Cambridge
Laser Interferometer Gravitational-wave Observatory
Pletsch, Holger J.
Germany, Potsdam
Max-planck-institut Für Gravitationsphysik Albert-einstein-institut
Germany, Hannover
Gottfried Wilhelm Leibniz Universität Hannover
Prato, Mirko
Italy, Genoa
Istituto Nazionale Di Fisica Nucleare, Sezione Di Genova
Reid, Stuart W. J.
United Kingdom, Glasgow
University of Glasgow
Rolland, Loïc
France, Paris
In2p3 - Institut National de Physique Nucléaire et de Physique Des Particules
Röver, Christian
Germany, Potsdam
Max-planck-institut Für Gravitationsphysik Albert-einstein-institut
Germany, Hannover
Gottfried Wilhelm Leibniz Universität Hannover
Scott, Susan M.
Australia, Canberra
The Australian National University
Seifert, Frank
United States, Cambridge
Laser Interferometer Gravitational-wave Observatory
Sengupta, Anand S.
United States, Cambridge
Laser Interferometer Gravitational-wave Observatory
Shawhan, Peter S.
United States, College Park
University of Maryland, College Park
Siemens, Xavier
United States, Milwaukee
University of Wisconsin-milwaukee
Sigg, Daniel
Unknown Affiliation
Singer, Leo P.
United States, Cambridge
Laser Interferometer Gravitational-wave Observatory
Thorne, Kip S.
United States, Pasadena
California Institute of Technology
van den Broeck, Christian
Netherlands, Amsterdam
Fom-institute of Subatomic Physics - Nikhef
Vaulin, Ruslan
United States, Cambridge
Laser Interferometer Gravitational-wave Observatory
Veitch, John D.
United Kingdom, Cardiff
Cardiff University
Wang, Xiaofeng
China, Beijing
Tsinghua University
Yamamoto, Kazuhiro
Germany, Potsdam
Max-planck-institut Für Gravitationsphysik Albert-einstein-institut
Germany, Hannover
Gottfried Wilhelm Leibniz Universität Hannover
Boër, Michel
United Kingdom, Birmingham
University of Birmingham
Fender, Robert P.
United Kingdom, Southampton
University of Southampton
Gehrels, Neils C.
United States, Greenbelt
Nasa Goddard Space Flight Center
Klotz, Alain N.
France, Toulouse
Institut de Recherche en Astrophysique et Planétologie Irap
Ofek, Eran O.
United States, Pasadena
California Institute of Technology
Steele, Iain A.
United Kingdom, Liverpool
Liverpool John Moores University
Swinbank, John D.
Netherlands, Amsterdam
Universiteit Van Amsterdam
Wijers, Ralph A.M.J.
Netherlands, Amsterdam
Universiteit Van Amsterdam
Zheng, Weikang
United States, Ann Arbor
University of Michigan, Ann Arbor
Statistics
Citations: 85
Authors: 95
Affiliations: 102
Identifiers
Doi:
10.1051/0004-6361/201118219
ISSN:
14320746