Astrometry of H 2 O Masers in Nearby Star-Forming Regions with VERA II SVS 13 in NGC 1333

Hirota Tomoya; Bushimata Takeshi; Choi Yoon Kyung; Honma Mareki; Imai Hiroshi; Iwadate Kenzaburo; Jike Takaaki; Kameya Osamu; Kamohara Ryuichi; Kan-Ya Yukitoshi; Kawaguchi Noriyuki; Kijima Masachika; Kobayashi Hideyuki; Kuji Seisuke; Kurayama Tomoharu; Manabe Seiji; Miyaji Takeshi; Nagayama Takumi; Nakagawa Akiharu; Oh Chung Sik; Omodaka Toshihiro; Oyama Tomoaki; Sakai Satoshi; Sasao Tetsuo; Sato Katsuhisa; Shibata Katsunori M.; Tamura Yoshiaki; Yamashita Kazuyoshi

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Astrometry of H 2 O Masers in Nearby Star-Forming Regions with VERA II SVS 13 in NGC 1333

机译：NGC 1333中使用VERA II SVS 13在附近恒星形成区中的H 2 O Masers的占星术

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Wereportontheresultsofmultiepochverylongbaselineinterferometry(VLBI)observationswithVERA(VLBIExplorationofRadioAstrometry)ofthe22GHzH$$_{2}$$OmasersassociatedwiththeyoungstellarobjectSVS13intheNGC1333region.Wecarriedoutphase-referencingVLBIastrometry,andmeasuredtheannualparallaxofthemaserfeaturesinSVS13of4.25$$pm$$0.32mas,correspondingtoadistanceof235$$pm$$18pcfromtheSun.Ourresultisconsistentwithaphotometricdistanceof220pc,previouslyreported.Eventhoughthemaserfeaturesweredetectableonlyfor6months,thepresentresultprovidesthedistancetoNGC1333withmuchhigheraccuracythanphotometricmethods.Theabsolutepositionsandpropermotionshavebeenderived,revealingthattheH$$_{2}$$OmaserswithLSR(localstandardofrest)velocitiesof7a€“8kms$$^{-1}$$aremostlikelyassociatedwithVLA4A,whichisaradiocounterpartofSVS13.ItiscurrentlydifficulttoattributetheobservedpropermotionsofthemaserfeaturestoeitherthejetortherotatingcircumstellardiskassociatedwithVLA4A,whichshouldbeinvestigatedthroughfuturehigh-resolutionastrometricobservationsofVLA4AandotherradiosourcesinNGC1333.

机译：Wereportontheresultsofmultiepochverylongbaselineinterferometry（VLBI）observationswithVERA（VLBIExplorationofRadioAstrometry）ofthe22GHzH $$ _ {2} $$ OmasersassociatedwiththeyoungstellarobjectSVS13intheNGC1333region.Wecarriedoutphase-referencingVLBIastrometry，andmeasuredtheannualparallaxofthemaserfeaturesinSVS13of4.25 $$下午$$ 0.32mas，correspondingtoadistanceof235 $$下午$$ 18pcfromtheSun.Ourresultisconsistentwithaphotometricdistanceof220pc，previouslyreported.Eventhoughthemaserfeaturesweredetectableonlyfor6months，thepresentresultprovidesthedistancetoNGC1333withmuchhigheraccuracythanphotometricmethods.Theabsolutepositionsandpropermotionshavebeenderived ，表明具有$ 7a的LSR（本地标准静止）速度的H $$ _ {2} $$ Omasers速度最有可能与SVS13的一部分相对应的VLA4A相关联。这是目前看来很难理解的，这是因为经研究表明，这4个具有明显偏斜的特征的圆弧形射影的特征是由带有明显偏斜的特征在NGC1333中保存VLA4A和其他无线电源。

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《PASJ: Publications of the Astronomical Society of Japan》 |2008年第1期|共页
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Hirota Tomoya; Bushimata Takeshi; Choi Yoon Kyung; Honma Mareki; Imai Hiroshi; Iwadate Kenzaburo; Jike Takaaki; Kameya Osamu; Kamohara Ryuichi; Kan-Ya Yukitoshi; Kawaguchi Noriyuki; Kijima Masachika; Kobayashi Hideyuki; Kuji Seisuke; Kurayama Tomoharu; Manabe Seiji; Miyaji Takeshi; Nagayama Takumi; Nakagawa Akiharu; Oh Chung Sik; Omodaka Toshihiro; Oyama Tomoaki; Sakai Satoshi; Sasao Tetsuo; Sato Katsuhisa; Shibata Katsunori M.; Tamura Yoshiaki; Yamashita Kazuyoshi;
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1. Astrometry of H2O masers in nearby star-forming regions with VERA. II. SVS 13 in NGC 1333 [J] . Hirota T, Bushimata T, Choi YK, PASJ: Publications of the Astronomical Society of Japan . 2008,第1期

机译：H2O的星象学通过VERA在附近的恒星形成区域中出现。二。 NGC 1333中的SVS 13
2. Astrometry of H_2O Masers in Nearby Star-Forming Regions with VERA III.IRAS 22198+6336 in Lynds 1204 G [J] . Tomoya HIROTA, Kazuma ANDO, Takeshi BUSHIMATA, PASJ: Publications of the Astronomical Society of Japan . 2008,第5期

机译：利用VERA III.IRAS 22198 + 6336 in Lynds 1204 G在附近恒星形成区中的H_2O Masers的星象学
3. Astrometry of H_2O masers in nearby star-forming regions with vera. IV. L 1448 C [J] . Hirota T., Honma M., Imai H., PASJ: Publications of the Astronomical Society of Japan . 2011,第1期

机译：H_2O占星术在附近有维拉的恒星形成区域中占有重要地位。 IV。 L 1448碳
4. Astrometry of Galactic Star-Forming Regions ON1 and ON2N with VERA [C] . Takumi Nagayama International Astronomical Union . 2012

机译：半偶联星形区域ON1和ON2N与VERA的星形测量
5. The resolved stellar populations in nearby star-forming galaxies: M83, NGC 4214, and CGCG 269-049. [D] . Kim, Hwihyun. 2012

机译：在附近的恒星形成星系中解析的恒星种群：M83，NGC 4214和CGCG 269-049。
6. Viral DNA in Transformed Cells. III. The Amounts of Different Regions of the SV40 Genome Present in a Line of Transformed Mouse Cells [O] . Michael Botchan, Brad Ozanne, Bill Sugden, 1974

机译：转化细胞中的病毒DNA。三一系列转化小鼠细胞中存在的SV40基因组不同区域的数量
7. Astrometry of Water Maser Sources in Nearby Molecular Clouds with VERA - II. SVS 13 in NGC 1333 [O] . Hirota, Tomoya, Bushimata, Takeshi, Choi, Yoon Kyung, 2007

机译：VERa附近分子云中水脉冲源的天体测量 - II。 NGs 1333中的sVs 13
8. The Structure and Dynamics of NGC 1333 From 13CO and C18O [R] . Warin, S., Castets, A., Langer, W. D., 1995

机译：NGC 1333的结构和动力学来自13CO和C18O

Astrometry of H 2 O Masers in Nearby Star-Forming Regions with VERA II SVS 13 in NGC 1333

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