Rotation curve and dynamical mass in the inner region of M100 with ALMA

Jazeel H. Azeez, Z. Z. Abidin, Z. A. Ibrahim, C. Y. Hwang

研究成果: 書貢獻/報告類型會議論文篇章同行評審

3 引文 斯高帕斯(Scopus)

摘要

Using Atacamma Large Millimeter/Submillimeter Array (ALMA) science verification data, the CO J=1→0 emission in the nucleus of barred SABbc spiral galaxy M100 (which also known as NGC 4321) has been drawn at high resolution (3.44″ × 2.46″). A new (Position - Velocity) diagram of the central (1 kpc) region of the mentioned galaxy has been analyzed to study the peculiar kinematics of this region. The CO data which fully sampled at this resolution, by using fixed position angle PA=153°, it is found that the rotation curve that is rapidly rising in the central (100 pc) reaching value (160 km/s) at (480 pc) and then decrease smoothly to a value (144 km/s) in the outermost ring at (750 pc). The inner region has dynamical mass of 3·7 × 109Mo- in central 720 pc region.

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主出版物標題2015 International Conference on Space Science and Communication
主出版物子標題Space Technology for Humanity, IconSpace 2015 - Proceeding
編輯Mandeep Singh, Siti Aminah Bahari, Wayan Suparta, Ahmad Ridzuan Mohammed Shariff, Mohd Fais Mansor
發行者IEEE Computer Society
頁面329-334
頁數6
ISBN(電子)9781479919406
DOIs
出版狀態已出版 - 29 9月 2015
事件4th International Conference on Space Science and Communication, IconSpace 2015 - Langkawi, Malaysia
持續時間: 10 8月 201512 8月 2015

出版系列

名字International Conference on Space Science and Communication, IconSpace
2015-September
ISSN(列印)2165-4301
ISSN(電子)2165-431X

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???event.eventtypes.event.conference???4th International Conference on Space Science and Communication, IconSpace 2015
國家/地區Malaysia
城市Langkawi
期間10/08/1512/08/15

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