Properties of the Binary Neutron Star Merger GW170817
California Institute of Technology · Louisiana State University · +186 more institutions
Abstract
On August 17, 2017, the Advanced LIGO and Advanced Virgo gravitational-wave detectors observed a low-mass compact binary inspiral. The initial sky localization of the source of the gravitational-wave signal, GW170817, allowed electromagnetic observatories to identify NGC 4993 as the host galaxy. In this work, we improve initial estimates of the binary’s properties, including component masses, spins, and tidal parameters, using the known source location, improved modeling, and recalibrated Virgo data. We extend the range of gravitational-wave frequencies considered down to 23 Hz, compared to 30 Hz in the initial analysis. We also compare results inferred using several signal models, which are more accurate and…
Citation impact
- FWCI
- 105.58
- Percentile
- 100%
- References
- 200
Authors
1148- BPB. P. AbbottCorresponding
California Institute of Technology
- RAR. Abbott
California Institute of Technology
- TDT. D. Abbott
Louisiana State University
- FAF. Acernese
University of Salerno, Istituto Nazionale di Fisica Nucleare, Sezione di Napoli
- KAK. Ackley
Australian Regenerative Medicine Institute, ARC Centre of Excellence for Gravitational Wave Discovery, Monash University
Topics & keywords
- Physics
- Spins
- Gravitational wave
- LIGO
- Astrophysics
- Neutron star
- Galaxy
- Binary number
- Affordable and clean energy
Funding
- NSNational Science Foundation
- KFKavli Foundation
- RCResearch Corporation for Science Advancement
- UOUniversity of Pennsylvania
- CICanadian Institute for Advanced Research
- IDInstitut des Origines de Lyon
- OMOntario Ministry of Economic Development and Innovation
- LTLeverhulme Trust
- RSRoyal Society
- SFScottish Funding Council
- SUScottish Universities Physics AllianceAward: GEO600
- ECEuropean Commission
- NRNational Research Foundation
- COCouncil of Scientific and Industrial Research, India
- ASAbdus Salam International Centre for Theoretical Physics
- SNSchweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung
- NNNational Natural Science Foundation of China
- RFRussian Foundation for Basic Research
- RGResearch Grants Council, University Grants Committee
- ICIndustry Canada
- NONederlandse Organisatie voor Wetenschappelijk Onderzoek
- GVGeneralitat Valenciana
- HSHungarian Scientific Research Fund
- NRNational Research Foundation of Korea
- CRConseil Régional, Île-de-France
- NCNarodowe Centrum Nauki
- MOMinistry of Education, India
- MOMinistry of Science and Technology, Taiwan
- CNCentre National de la Recherche Scientifique
- DODepartment of Science and Technology, Government of Kerala
- RSRussian Science Foundation
- MDMinistero dello Sviluppo Economico
- NKNemzeti Kutatási Fejlesztési és Innovációs Hivatal
- INIstituto Nazionale di Fisica Nucleare
- ISICTP South American Institute for Fundamental Research
- GDGovern de les Illes Balears
- NSNatural Sciences and Engineering Research Council of Canada
- SAScience and Technology Facilities CouncilAwards: ST/N000668/1, ST/K005014/1, ST/P000258/1, ST/I006269/1, ST/H002006/1, ST/N005406/2, ST/N005406/1, Gravitational Waves, 2142081, ST/N000633/1, ST/L000954/1, 1654298, ST/K005014/2, ST/M005844/1, 1653089, ST/K000845/1, 1802888, ST/N005422/1, 1802894, ST/J00166X/1, ST/N000072/1, ST/R00045X/1, ST/M000931/1, ST/V001396/1, ST/N005430/1, 1945971
- ARAustralian Research Council
- SAScience and Engineering Research Board
- INInstituto Nazionale di Fisica Nucleare
- EREuropean Regional Development Fund
- AEAgencia Estatal de Investigación
- CDConselleria d'Educació, Investigació, Cultura i Esport
- NRNational Research, Development and Innovation Office
- DODivision of Human Resource Development