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Discovery and Timing of Pulsars in the Globular Cluster M13 with FAST | |
Wang, Lin1,2,3; Peng, Bo1; Stappers, B. W.2; Liu, Kuo1,4; Keith, M. J.2; Lyne, A. G.2; Lu, Jiguang1; Yu, Ye-Zhao5; Kou, Feifei1,6![]() | |
2020-03-20 | |
Source Publication | ASTROPHYSICAL JOURNAL
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ISSN | 0004-637X |
Volume | 892Issue:1Pages:43 |
Contribution Rank | 6 |
Abstract | We report the discovery of a binary millisecond pulsar (namely PSR J1641+3627F or M13F) in the globular cluster (GC) M13 (NGC 6205) and timing solutions of M13A to F using observations made with the Five-hundred-meter Aperture Spherical radio Telescope. PSR J1641+3627F has a spin period of 3.00 ms and an orbital period of 1.4 days. The most likely companion mass is 0.13 M. M13A to E all have short spin periods and small period derivatives. We also confirm that the binary millisecond pulsar PSR J1641+3627E (also M13E) is a black widow with a companion mass around 0.02 M. We find that all the binary systems have low eccentricities compared to those typical for GC pulsars and that they decrease with distance from the cluster core. This is consistent with what is expected, as this cluster has a very low encounter rate per binary. |
Keyword | Millisecond pulsars Pulsar timing method Period search |
DOI | 10.3847/1538-4357/ab76cc |
Indexed By | SCI |
Language | 英语 |
WOS Keyword | MILLISECOND PULSARS ; VARIABLE-STARS ; BINARIES |
Funding Project | Open Project Program of the Key Laboratory of FAST, NAOC, Chinese Academy of Sciences ; project of Chinese Academy of Science (CAS) ; Jodrell Bank Centre for Astrophysics (JBCA) collaboration, the National Key R&D Program of China[2018YFA0404703] ; Jodrell Bank Centre for Astrophysics (JBCA) collaboration, the National Key R&D Program of China[KY[2019]214] ; China Scholarship Council (CSC) ; Science and Technology Facilities Council (STFC) of the UK ; European Research Council (ERC) under the European Union Horizon 2020 research and innovation programme[694745] ; European Research Council[610058] ; FAST FELLOWSHIP from Special Funding for Advanced Users ; CAS-MPG LEGACY funding Low-Frequency Gravitational Wave Astronomy and Gravitational Physics in Space |
WOS Research Area | Astronomy & Astrophysics |
WOS Subject | Astronomy & Astrophysics |
WOS ID | WOS:000522476500001 |
Publisher | IOP PUBLISHING LTD |
Funding Organization | Open Project Program of the Key Laboratory of FAST, NAOC, Chinese Academy of Sciences ; project of Chinese Academy of Science (CAS) ; Jodrell Bank Centre for Astrophysics (JBCA) collaboration, the National Key R&D Program of China ; China Scholarship Council (CSC) ; Science and Technology Facilities Council (STFC) of the UK ; European Research Council (ERC) under the European Union Horizon 2020 research and innovation programme ; European Research Council ; FAST FELLOWSHIP from Special Funding for Advanced Users ; CAS-MPG LEGACY funding Low-Frequency Gravitational Wave Astronomy and Gravitational Physics in Space |
Citation statistics | |
Document Type | 期刊论文 |
Identifier | http://ir.xao.ac.cn/handle/45760611-7/3441 |
Collection | 射电天文研究室_脉冲星研究团组 |
Corresponding Author | Wang, Lin |
Affiliation | 1.Chinese Acad Sci, Natl Astron Observ, CAS Key Lab FAST, Beijing 100101, Peoples R China 2.Univ Manchester, Jodrell Bank Ctr Astrophys, Sch Phys & Astron, Manchester M13 9PL, Lancs, England 3.Univ Chinese Acad Sci, Sch Astron & Space Sci, Beijing, Peoples R China 4.Max Plank Inst Radioastron, Hugel 69, D-53121 Bonn, Germany 5.Qiannan Normal Univ Nationalities, Duyun 558000, Peoples R China 6.Chinese Acad Sci, Xinjiang Astron Observ, Urumqi 830011, Peoples R China |
Recommended Citation GB/T 7714 | Wang, Lin,Peng, Bo,Stappers, B. W.,et al. Discovery and Timing of Pulsars in the Globular Cluster M13 with FAST[J]. ASTROPHYSICAL JOURNAL,2020,892(1):43. |
APA | Wang, Lin.,Peng, Bo.,Stappers, B. W..,Liu, Kuo.,Keith, M. J..,...&Zhu, Yan.(2020).Discovery and Timing of Pulsars in the Globular Cluster M13 with FAST.ASTROPHYSICAL JOURNAL,892(1),43. |
MLA | Wang, Lin,et al."Discovery and Timing of Pulsars in the Globular Cluster M13 with FAST".ASTROPHYSICAL JOURNAL 892.1(2020):43. |
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