Internal motions and fine structure of astronomical masers : application to stellar astrophysics and high precision astrometry 天体メーザーの内部運動と微細構造 : 恒星物理学及び高精度天体位置計測学への応用
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Bibliographic Information
- Title
-
Internal motions and fine structure of astronomical masers : application to stellar astrophysics and high precision astrometry
- Other Title
-
天体メーザーの内部運動と微細構造 : 恒星物理学及び高精度天体位置計測学への応用
- Author
-
今井, 裕
- Author(Another name)
-
イマイ, ヒロシ
- University
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東北大学
- Types of degree
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博士(理学)
- Grant ID
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甲第6671号
- Degree year
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1999-03-25
Note and Description
博士論文
Table of Contents
- Contents / p1 (0003.jp2)
- 1 Introduction / p3 (0009.jp2)
- 1.1 Research motivation of astronomical masers using VLBI in this dissertation / p3 (0009.jp2)
- 1.2 Astronomical masers / p4 (0009.jp2)
- 1.3 Astronomical masers and stellar evolution / p10 (0012.jp2)
- 1.4 Astronomical masers and astrometry / p23 (0019.jp2)
- 1.5 Astrometry using very long baseline interferometry / p35 (0025.jp2)
- 2 VLBI monitoring observations of water masers around a semiregular vari-able star RT Vir / p51 (0033.jp2)
- 2.1 Introduction / p51 (0033.jp2)
- 2.2 VLBI monitoring observations and data reduction / p55 (0035.jp2)
- 2.3 Results / p57 (0036.jp2)
- 2.4 Discussion / p64 (0039.jp2)
- 2.5 Conclusions of this chapter / p68 (0041.jp2)
- 3 Gas kinematics and distance of water masers in the newly-formed massive star cluster W3 IRS5 / p69 (0042.jp2)
- 3.1 Overview of the W3 IRS5 region and introduction of this part / p69 (0042.jp2)
- 3.2 VLBI monitoring observations and data reduction / p77 (0046.jp2)
- 3.3 Results / p80 (0047.jp2)
- 3.4 Discussion / p105 (0060.jp2)
- 3.5 Conclusions of this chapter / p119 (0067.jp2)
- 4 Spatial structure of v=1 and v=2(J=l￫0)SiO masers and application to high precision stellar astrometry / p121 (0068.jp2)
- 4.1 Introduction / p121 (0068.jp2)
- 4.2 Observations and data analysis / p123 (0069.jp2)
- 4.3 Results / p126 (0070.jp2)
- 4.4 Discussion / p161 (0088.jp2)
- 4.5 Conclusions of this chapter / p168 (0091.jp2)
- 5 Discussion for maser astrometry / p169 (0092.jp2)
- 5.1 Maser fine structure and maser astrometry / p169 (0092.jp2)
- 5.2 Position and velocity discrepancy in determination of maser feature positions / p169 (0092.jp2)
- 5.3 Fitting procedure in the maser motion measurement / p178 (0096.jp2)
- 5.4 Accuracy improvement on maser motion measurement / p184 (0099.jp2)
- 6 Future works / p185 (0100.jp2)
- 6.1 Direct detection of pulsation-driven shock waves and understanding of energetic mass-loss from evolved stars / p185 (0100.jp2)
- 6.2 Search for massive protostar candidates and understanding of massive star formation / p187 (0101.jp2)
- 6.3 New application of astronomical masers to other astronomical topics / p189 (0102.jp2)
- A Summary of VLBI systems used in this dissertation / p191 (0103.jp2)
- A.1 NRAO's Very Long Baseline Array / p191 (0103.jp2)
- A.2 Japanese domestic VLBI network / p193 (0104.jp2)
- B Data reduction using the Astronomical Image Processing System(AIPS) / p197 (0106.jp2)
- B.1 Loading the obtained data / p197 (0106.jp2)
- B.2 Flagging visibility data / p197 (0106.jp2)
- B.3 Calibrating visibility data / p199 (0107.jp2)
- B.4 Imaging for maser sources / p204 (0109.jp2)
- B.5 Multiple-point fringe-rate mapping / p205 (0110.jp2)
- B.6 Estimate of a celestial coordinate of a maser source / p206 (0110.jp2)
- C Lists of detected water maser features around RT Virginis in the J-Net observations / p207 (0111.jp2)
- D An estimated light curve of RT Virginis / p215 (0115.jp2)
- E Lists of detected water maser features in W3 IRS5 in the VLBA observations / p221 (0118.jp2)
- F Results of proper motion measurement for the water maser features in W3 IRS5 / p235 (0125.jp2)