2019
Constraining the parameters of GW150914 and GW170104 with numerical relativity surrogates
Abstract: Gravitational-wave detectors have begun to observe coalescences of heavy black holes at a consistent pace for the past few years. Accurate models of gravitational waveforms are essential for unbiased and precise estimation of the source parameters, such as masses and spins of component black holes. Recently developed surrogate models based on high-accuracy numerical relativity simulations provide ideal models for constraining physical parameters describing these heavy black hole merger events. In this paper we…
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Cited by 56 publications
(40 citation statements)
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“…These results are compatible with what found in Ref. [47] using the NR surrogates NRSur7dq2 and NRSur7dq2HM. This difference in posteriors is shown in Figs.…”
Section: Computational Efficiencysupporting
confidence: 93%
“…These results are compatible with what found in Ref. [47] using the NR surrogates NRSur7dq2 and NRSur7dq2HM. This difference in posteriors is shown in Figs.…”
Section: Computational Efficiencysupporting
confidence: 93%
“…4. One can see here that the inclusion of precession alone does not significantly affect the posterior distributions, while much tighter constraints follow from including higher multipoles, in line with previous studies [89][90][91]. In Fig.…”
Section: B Comparison With Models Of Reduced Contentsupporting
confidence: 90%
“…The impact of higher modes in detection and parameter estimation has been extensively studied in the comparable-to moderatemass-ratio regime (q 8) often using Fisher matrixbased studies or reanalyzing novel gravitational-wave events [54,[59][60][61][62][63][64][65][66][67][68][69][70][71]. Our fully Bayesian results, which focus on plausible IMRI systems for the upcoming LVK observing run, are in broad agreement with these previous…”
Section: Importance Of Higher-order Modessupporting
confidence: 84%
