K
Kazuyoshi Yamashita
Researcher at Graduate University for Advanced Studies
Publications - 16
Citations - 1165
Kazuyoshi Yamashita is an academic researcher from Graduate University for Advanced Studies. The author has contributed to research in topics: Maser & Very-long-baseline interferometry. The author has an hindex of 10, co-authored 16 publications receiving 1119 citations. Previous affiliations of Kazuyoshi Yamashita include Kagoshima University.
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Journal ArticleDOI
Astrometry of Water Maser Sources in Nearby Molecular Clouds with VERA - II. SVS 13 in NGC 1333
Tomoya Hirota,Takeshi Bushimata,Yoon Kyung Choi,Mareki Honma,Hiroshi Imai,Kenzaburo Iwadate,Takaaki Jike,Osamu Kameya,Ryuichi Kamohara,Yukitoshi Kan-ya,Noriyuki Kawaguchi,Masachika Kijima,Hideyuki Kobayashi,Seisuke Kuji,Tomoharu Kurayama,Seiji Manabe,Takeshi Miyaji,Takumi Nagayama,Akiharu Nakagawa,Chung Sik Oh,Toshihiro Omodaka,Tomoaki Oyama,Satoshi Sakai,Tetsuo Sasao,Katsuhisa Sato,Katsunori M. Shibata,Yoshiaki Tamura,Kazuyoshi Yamashita +27 more
TL;DR: In this article, the authors reported the results of multi-epoch VLBI observations with VERA (VLBI Exploration of Radio Astrometry) of the 22 GHz H2O masers associated with the young stellar object SVS 13 in the NGC 1333 region.
Journal ArticleDOI
Distance to Orion KL Measured with VERA
Tomoya Hirota,Takeshi Bushimata,Yoon Kyung Choi,Mareki Honma,Hiroshi Imai,Kenzaburo Iwadate,Takaaki Jike,Seiji Kameno,Osamu Kameya,Ryuichi Kamohara,Yukitoshi Kan-ya,Noriyuki Kawaguchi,Masachika Kijima,Mi Kyoung Kim,Hideyuki Kobayashi,Seisuke Kuji,Tomoharu Kurayama,Seiji Manabe,Kenta Maruyama,Makoto Matsui,Naoko Matsumoto,Takeshi Miyaji,Takumi Nagayama,Akiharu Nakagawa,Kayoko Nakamura,Chung Sik Oh,Toshihiro Omodaka,Tomoaki Oyama,Satoshi Sakai,Tetsuo Sasao,Tetsuo Sasao,Katsuhisa Sato,Mayumi Sato,Katsunori M. Shibata,Motonobu Shintani,Yoshiaki Tamura,Miyuki Tsushima,Kazuyoshi Yamashita +37 more
TL;DR: In this article, the authors presented the initial results of multiepoch VLBI observations of 22 GHz H2O masers in the Orion KL region with VERA (VLBI Exploration of Radio Astrometry).
Journal ArticleDOI
Astrometry of Galactic Star-Forming Region Sharpless 269 with VERA : Parallax Measurements and Constraint on Outer Rotation Curve
Mareki Honma,Takeshi Bushimata,Yoon Kyung Choi,Tomoya Hirota,Hiroshi Imai,Kenzaburo Iwadate,Takaaki Jike,Osamu Kameya,Ryuichi Kamohara,Yukitoshi Kan-ya,Noriyuki Kawaguchi,Masachika Kijima,Hideyuki Kobayashi,Seisuke Kuji,Tomoharu Kurayama,Seiji Manabe,Takeshi Miyaji,Takumi Nagayama,Akiharu Nakagawa,Chung Sik Oh,Toshihiro Omodaka,Tomoaki Oyama,Satoshi Sakai,Katsuhisa Sato,Tetsuo Sasao,Katsunori M. Shibata,Motonobu Shintani,Hiroshi Suda,Yoshiaki Tamura,Miyuki Tsushima,Kazuyoshi Yamashita +30 more
TL;DR: In this article, a trigonometric parallax of 189 ˙ 8� was measured for H2O maser sources in the Galactic star-forming region Sharpless 269 (S269), corresponding to a source distance of 5:28 + 0:24 � 0:22 kpc.
Journal ArticleDOI
Astrometry of H$_{2}$O Masers in Nearby Star-Forming Regions with VERA. III. IRAS 22198+6336 in L1204G
Tomoya Hirota,Kazuma Ando,Takeshi Bushimata,Yoon Kyung Choi,Mareki Honma,Hiroshi Imai,Kenzaburo Iwadate,Takaaki Jike,Seiji Kameno,Osamu Kameya,Ryuichi Kamohara,Yukitoshi Kan-ya,Noriyuki Kawaguchi,Masachika Kijima,Mi Kyoung Kim,Hideyuki Kobayashi,Seisuke Kuji,Tomoharu Kurayama,Seiji Manabe,Makoto Matsui,Naoko Matsumoto,Takeshi Miyaji,Atsushi Miyazaki,Takumi Nagayama,Akiharu Nakagawa,D. Namikawa,Daisuke Nyu,Chung Sik Oh,Toshihiro Omodaka,Tomoaki Oyama,Satoshi Sakai,Tetsuo Sasao,Katsuhisa Sato,Mayumi Sato,Katsunori M. Shibata,Yoshiaki Tamura,Kosuke Ueda,Kazuyoshi Yamashita +37 more
TL;DR: In this article, the authors presented results of multi-epoch VLBI observations with VERA (VLBI Exploration of Radio Astrometry) of the 22 GHz H$2}$O masers associated with a young stellar object (YSO) IRAS 22198+6336 in a dark cloud L1204G.
Journal ArticleDOI
Distance to VY Canis Majoris with VERA
Yoon Kyung Choi,Tomoya Hirota,Mareki Honma,Hideyuki Kobayashi,Takeshi Bushimata,Hiroshi Imai,Kenzaburo Iwadate,Takaaki Jike,Seiji Kameno,Osamu Kameya,Ryuichi Kamohara,Yukitoshi Kan-ya,Noriyuki Kawaguchi,Masachika Kijima,Mi Kyoung Kim,Seisuke Kuji,Tomoharu Kurayama,Seiji Manabe,Kenta Maruyama,Makoto Matsui,Naoko Matsumoto,Takeshi Miyaji,Takumi Nagayama,Akiharu Nakagawa,Kayoko Nakamura,Chung Sik Oh,Toshihiro Omodaka,Tomoaki Oyama,Satoshi Sakai,Tetsuo Sasao,Katsuhisa Sato,Mayumi Sato,Katsunori M. Shibata,Yoshiaki Tamura,Miyuki Thushima,Kazuyoshi Yamashita +35 more
TL;DR: In this article, the authors reported a trigonometric parallax of 0.88 +/- 0.08 mas, corresponding to a distance of 1.14 + 0.11/-0.09 kpc.