SEARCH FOR GRAVITATIONAL-WAVE BURSTS ASSOCIATED WITH GAMMA-RAY BURSTS USING DATA FROM LIGO SCIENCE RUN 5 AND VIRGO SCIENCE RUN 1
We present the results of a search for gravitational-wave bursts (GWBs) associated with 137 gamma-ray bursts (GRBs) that were detected by satellite-based gamma-ray experiments during the fifth LIGO science run and first Virgo science run. The data used in this analysis were collected from 2005 Novem...
Main Authors: | , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , |
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Format: | Article |
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American Astronomical Society/IOP Publishing
2018
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Online Access: | http://hdl.handle.net/1721.1/116836 https://orcid.org/0000-0001-8459-4499 https://orcid.org/0000-0003-1983-3187 https://orcid.org/0000-0001-6550-3045 https://orcid.org/0000-0003-0219-9706 https://orcid.org/0000-0002-4147-2560 https://orcid.org/0000-0002-2544-1596 |
Summary: | We present the results of a search for gravitational-wave bursts (GWBs) associated with 137 gamma-ray bursts (GRBs) that were detected by satellite-based gamma-ray experiments during the fifth LIGO science run and first Virgo science run. The data used in this analysis were collected from 2005 November 4 to 2007 October 1, and most of the GRB triggers were from the Swift satellite. The search uses a coherent network analysis method that takes into account the different locations and orientations of the interferometers at the three LIGO-Virgo sites. We find no evidence for GWB signals associated with this sample of GRBs. Using simulated short-duration ( < 1 s) waveforms, we set upper limits on the amplitude of gravitational waves associated with each GRB. We also place lower bounds on the distance to each GRB under the assumption of a fixed energy emission in gravitational waves, with a median limit of D ∼ 12 Mpc(E iso GW /0.01 M ⊙ c 2 ) 1/2 for emission at frequencies around 150 Hz, where the LIGO-Virgo detector network has best sensitivity. We present astrophysical interpretations and implications of these results, and prospects for corresponding searches during future LIGO-Virgo runs. |
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