以最小假设观测中等质量黑洞GW190521

Marek Szczepanczyk; Sergey Klimenko; Brendan O'Brien; Imre Bartos; V. Gayathri; Guenakh Mitselmakher; Giovanni Prodi; Gabriele Vedovato; Claudia Lazzaro; Edoardo Milotti; Francesco Salemi; Marco Drago; Shubhanshu Tiwari

doi:10.1103/PhysRevD.103.082002

以最小假设观测中等质量黑洞GW190521

高能天体物理现象 2021-05-05 v1

作者: Marek Szczepanczyk , Sergey Klimenko , Brendan O'Brien , Imre Bartos , V. Gayathri , Guenakh Mitselmakher , Giovanni Prodi , Gabriele Vedovato , Claudia Lazzaro , Edoardo Milotti , Francesco Salemi , Marco Drago , Shubhanshu Tiwari

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摘要

2019年5月21日，Advanced LIGO与Advanced Virgo探测器观测到引力波瞬变事件GW190521，这是迄今探测到的最重双黑洞并合，其遗迹质量为142 $\,$ M $_\odot$ ，已于近期发表。该观测是中等质量黑洞存在的首个强证据。此观测的显著性由相干WaveBurst (cWB) 搜索算法确定，该算法在对其源模型作最小假设下识别出GW190521。本文展示cWB无需信号模板即可探测双黑洞的能力，描述GW190521探测的细节，并确立cWB对GW190521的模型无关重构与双黑洞理论波形模型的一致性。

关键词

引力波中等质量黑洞 GW190521 相干WaveBurst 双黑洞并合模型无关重构

引用

@article{arxiv.2009.11336,
  title  = {Observing an intermediate mass black hole GW190521 with minimal assumptions},
  author = {Marek Szczepanczyk and Sergey Klimenko and Brendan O'Brien and Imre Bartos and V. Gayathri and Guenakh Mitselmakher and Giovanni Prodi and Gabriele Vedovato and Claudia Lazzaro and Edoardo Milotti and Francesco Salemi and Marco Drago and Shubhanshu Tiwari},
  journal= {arXiv preprint arXiv:2009.11336},
  year   = {2021}
}

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9 pages, 9 figures, 1 table

以最小假设观测中等质量黑洞GW190521

摘要

关键词

引用

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