Observations of the Hydroxyl Radical in C/2013 US10 (Catalina) at 18cm Wavelength
Zhang, Shaobo2; Chang, Sheng-Qi6; Gou, Wei6; Zuo, Xiu-Ting6; Liu, Xiang1; Wang, Na1; Ip, Wing-Huen4,5; Zheng, Xing-Wu3; Gao, Feng6; Chen, Xi6
刊名ASTRONOMICAL JOURNAL
2017-12-01
卷号154期号:6页码:249
关键词Comets: General Line: Profiles Molecular Processes
ISSN号0004-6256
DOI10.3847/1538-3881/aa97db
产权排序1
文献子类Article
英文摘要

The hydroxyl (OH) radical produced by photodissociation of water molecule is one of the most important indicators for cometary outgassing activity. The absorption lines of the OH radical at 1665 and 1667 MHz in the coma of comet C/2013 US10 Catalina were detected between 2015 December 3 and 5 by the Tian Ma Radio Telescope of Shanghai Astronomical Observatory. The source flux intensity was derived to be about - 209 mJy km s(-1) and -86 mJy km s(-1) at 1665 MHz and 1667 MHz, respectively. The corresponding gas production rate was estimated to be (8.78 +/- 1.47) x 10(28) H2O s(-1) and (5.94 +/- 1.27) x 10(28) H2O s(-1), accordingly.

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WOS关键词Comet-west 1975n ; Oh Line-shapes ; O1 Hale-bopp ; Molecular-spectroscopy ; Microwave Transitions ; Expansion Velocity ; Cologne Database ; Emission ; Halley ; P/halley
WOS研究方向Astronomy & Astrophysics
语种英语
WOS记录号WOS:000416028700002
资助机构National Nature Science Foundation of China (grant NSFC)(11503073) ; Chinese Academy of Sciences Foundation of the young scholars of western(2015-XBQN-B-02) ; Ministry of Science and Technology of Taiwan(MOST 104-2119-M-008-024, NSC 102-2112-M-008-013-MY3, MOST 104-2111-M-008-020) ; FDCT grant of Macau Special Administrative Region(017/2014/A1, 039/2013/A2)
内容类型期刊论文
源URL[http://ir.xao.ac.cn/handle/45760611-7/1934]  
专题星系宇宙学研究团组
新疆天文台_射电天文研究室
新疆天文台_其它
新疆天文台_110米口径全可动射电望远镜(SmART)_110米大口径全可动射电望远镜关键技术研究(973项目)_课题1:大样本射电天体的观测和前沿问题研究
通讯作者Wang, Zhen
作者单位1.Key Laboratory of Radio Astronomy, Xinjiang Astronomical Observatory, Chinese Academy of Sciences, 150 Science 1-Street, Urumqi, Xinjiang 830011, China
2.Purple Mountain Observatory, and Key Laboratory for Radio Astronomy, Chinese Academy of Sciences, Nanjing 210008, China
3.Astronomy Department, Nanjing University, Nanjing 210093, China
4.Institute of Astronomy, National Center University, Taiwan
5.Space Science Institute, Macau University of Science and Technology, Macau
6.Shanghai Astronomical Observatory, Chinese Academy of Sciences, 80 Nandan Road, Shanghai 200030, China
推荐引用方式
GB/T 7714
Zhang, Shaobo,Chang, Sheng-Qi,Gou, Wei,et al. Observations of the Hydroxyl Radical in C/2013 US10 (Catalina) at 18cm Wavelength[J]. ASTRONOMICAL JOURNAL,2017,154(6):249.
APA Zhang, Shaobo.,Chang, Sheng-Qi.,Gou, Wei.,Zuo, Xiu-Ting.,Liu, Xiang.,...&Wang, Zhen.(2017).Observations of the Hydroxyl Radical in C/2013 US10 (Catalina) at 18cm Wavelength.ASTRONOMICAL JOURNAL,154(6),249.
MLA Zhang, Shaobo,et al."Observations of the Hydroxyl Radical in C/2013 US10 (Catalina) at 18cm Wavelength".ASTRONOMICAL JOURNAL 154.6(2017):249.
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