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Gravitational-wave observations became commonplace in Advanced LIGO-Virgo's recently concluded third observing run. 56 non-retracted candidates were identified and publicly announced in near real time. Gravitational waves from binary…

We describe realistic observing scenarios for early warning detection of binary neutron star mergers with the current generation of ground-based gravitational-wave detectors as these approach design sensitivity. Using Fisher analysis, we…

High Energy Astrophysical Phenomena · Physics 2022-08-31 Ryan Magee , Ssohrab Borhanian

The LIGO-Virgo-KAGRA (LVK) collaboration has recently made it possible for early warning alerts to be sent out, potentially before the end of the gravitational wave (GW) emission from a neutron star binary. If we get such alerts in this…

High Energy Astrophysical Phenomena · Physics 2024-06-10 Jacopo Tissino

Gravitational waves from binary neutron star mergers can be used as alerts to enable prompt follow-up observations. In particular, capturing prompt electromagnetic and astroparticle emissions from the moment of a binary merger presents…

General Relativity and Quantum Cosmology · Physics 2022-03-09 Manoj Kovalam , Md Anwarul Kaium Patwary , Anala K Sreekumar , Linqing Wen , Fiona H Panther , Qi Chu

We explore the intriguing possibility of employing future ground-based gravitational-wave interferometers to detect the inspiral of binary neutron stars sufficiently early to alert electromagnetic observatories so that a gamma-ray burst…

High Energy Astrophysical Phenomena · Physics 2018-12-18 Sarp Akcay

We introduce deep learning time-series forecasting for gravitational wave detection of binary neutron star mergers. This method enables the identification of these signals in real advanced LIGO data up to 30 seconds before merger. When…

General Relativity and Quantum Cosmology · Physics 2021-03-09 Wei Wei , E. A. Huerta

We anticipate the first direct detections of gravitational waves (GWs) with Advanced LIGO and Virgo later this decade. Though this groundbreaking technical achievement will be its own reward, a still greater prize could be observations of…

Pre-merger localization of binary neutron stars (BNSs) is one of the most important scientific goals for the third generation (3G) gravitational wave (GW) detectors. It will enable the electromagnetic observation of the whole process of BNS…

General Relativity and Quantum Cosmology · Physics 2024-01-02 Qian Hu , John Veitch

We present several estimates of the rate of simultaneous detection of the merging of a binary system of neutron stars in the electromagnetic and the gravitational wave domains, assuming that they produce short GRBs. We have based our…

High Energy Astrophysical Phenomena · Physics 2015-06-17 Karelle Siellez , Michel Boer , Bruce Gendre

We present here the latest development of a machine-learning pipeline for pre-merger alerts from gravitational waves coming from binary neutron stars. This work starts from the convolutional neural networks introduced in our previous paper…

General Relativity and Quantum Cosmology · Physics 2022-08-17 Grégory Baltus , Justin Janquart , Melissa Lopez , Harsh Narola , Jean-René Cudell

We present the prospects for the early (pre-merger) detection and localization of compact-binary coalescences using gravitational waves over the next 10 years. Early warning can enable the direct observation of the prompt and early…

High Energy Astrophysical Phenomena · Physics 2020-10-20 Alexander H. Nitz , Marlin Schäfer , Tito Dal Canton

A crucial component to maximizing the science gain from the multi-messenger follow-up of gravitational-wave (GW) signals from compact binary mergers is the prompt discovery of the electromagnetic counterpart. Ideally, the GW detection and…

High Energy Astrophysical Phenomena · Physics 2020-08-06 Shasvath J. Kapadia , Mukesh Kumar Singh , Md Arif Shaikh , Deep Chatterjee , Parameswaran Ajith

The success of the multi-messenger astronomy relies on gravitational-wave observatories like LIGO and Virgo to provide prompt warning of merger events involving neutron stars (including both binary neutron stars and…

General Relativity and Quantum Cosmology · Physics 2021-09-15 Hang Yu , Rana X. Adhikari , Ryan Magee , Surabhi Sachdev , Yanbei Chen

Pre-merger gravitational-wave (GW) sky-localisation of binary neutron star (BNS) and neutron star black hole (NSBH) coalescence events, would enable telescopes to capture precursors and electromagnetic (EM) emissions around the time of the…

High Energy Astrophysical Phenomena · Physics 2023-02-07 Sourabh Magare , Shasvath J. Kapadia , Anupreeta More , Mukesh Kumar Singh , Parameswaran Ajith , A. N. Ramprakash

The detection of a secular post-merger gravitational wave (GW) signal in a binary neutron star (BNS) merger serves as strong evidence for the formation of a long-lived post-merger neutron star (NS), which can help constrain the maximum mass…

General Relativity and Quantum Cosmology · Physics 2023-11-17 Yikang Chen , Bin Liu , Shunke Ai , Lin Lan , He Gao , Yong Yuan , Zong-Hong Zhu

We examine how fast radio burst (FRB)-like signals predicted to be generated during the merger of a binary neutron star (BNS) may be detected in low-frequency radio observations triggered by the aLIGO/Virgo gravitational wave detectors. The…

High Energy Astrophysical Phenomena · Physics 2019-08-26 Clancy W. James , Gemma E. Anderson , Linqing Wen , Joel Bosveld , Qi Chu , Manoj Kovalam , Teresa J. Slaven-Blair , Andrew Williams

We investigated the detection rates and early warning parameters of binary neutron star (BNS) populations with decihertz gravitational-wave observatories in a realistic detecting strategy. Assuming 4 years' operation of B-DECIGO, we based…

High Energy Astrophysical Phenomena · Physics 2022-07-28 Chang Liu , Yacheng Kang , Lijing Shao

The detection of gravitational waves (GWs) from binary neutron stars (BNSs) with possible telescope follow-ups opens a window to ground-breaking discoveries in the field of multi-messenger astronomy. With the improved sensitivity of current…

Instrumentation and Methods for Astrophysics · Physics 2025-03-17 Ana Martins , Melissa Lopez , Quirijn Meijer , Gregory Baltus , Marc van der Sluys , Chris Van Den Broeck , Sarah Caudill

Since gravitational and electromagnetic waves from a compact binary coalescence carry independent information about the source, the joint observation is important for understanding the physical mechanisms of the emissions. Rapid detection…

General Relativity and Quantum Cosmology · Physics 2022-05-09 Takuya Tsutsui , Atsushi Nishizawa , Soichiro Morisaki

The Advanced LIGO and Virgo gravitational wave observatories have opened a new window with which to study the inspiral and mergers of binary compact objects. These observations are most powerful when coordinated with multi-messenger…

General Relativity and Quantum Cosmology · Physics 2021-10-29 Zhi-Qiang You , Gregory Ashton , Xing-Jiang Zhu , Eric Thrane , Zong-Hong Zhu
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