{"paper":{"title":"The First Very Long Baseline Interferometry Image of 44 GHz Methanol Maser with the KVN and VERA Array (KaVA)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A-Ran Lyo, Atsushi Miyazaki, Bong Gyu Kim, Bong Won Sohn, Changhoon Lee, Chungsik Oh, Do-Heung Je, Dong-Kyu Jung, Do-Young Byun, Duk-Gyoo Roh, Hideyuki Kobayashi, Hyo Ryoung Kim, Hyun-Goo Kim, Hyunsoo Chung, Jaehan Bae, Jaeheon Kim, Jae-Hwan Yeom, James O. Chibueze, Jeewon Lee, Jeong Ae Lee, Ji-hyun Kang, Jiman Kang, Jin-seung Jung, Jongsoo Kim, Jung-Won Lee, Jung-Wook Hwang, Katsunori M. Shibata, Kazuhito Motogi, Kazuyoshi Sunada, Kee-Tae Kim, Kiyoaki Wajima, Koichiro Sugiyama, Mareki Honma, Mikyoung Kim, Min-Gyu Song, Moon-Hee Chung, Myoung-Hee Han, Nagisa Shino, Naoko Matsumoto, Noriyuki Kawaguchi, Osamu Kameya, Sang Hyun Lee, Sang-Sung Lee, Satoko Sawada-Satoh, Se-Hyung Cho, Se-Jin Oh, Seog-Oh Wi, Seog-Tae Han, Sun-youp Park, Taehyun Jung, Takaaki Jike, Tetsuo Sasao, Tomoaki Oyama, Tomoharu Kurayama, Tomoya Hirota, Yong-Woo Kang, Yoshiaki Tamura, Young Chol Minh, Young Joo Yun, Yukitoshi Kan-ya, Yusuke Kono","submitted_at":"2014-06-09T06:36:31Z","abstract_excerpt":"We have carried out the first very long baseline interferometry (VLBI) imaging of 44 GHz class I methanol maser (7_{0}-6_{1}A^{+}) associated with a millimeter core MM2 in a massive star-forming region IRAS 18151-1208 with KaVA (KVN and VERA Array), which is a newly combined array of KVN (Korean VLBI Network) and VERA (VLBI Exploration of Radio Astrometry). We have succeeded in imaging compact maser features with a synthesized beam size of 2.7 milliarcseconds x 1.5 milliarcseconds (mas). These features are detected at a limited number of baselines within the length of shorter than approximatel"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.2086","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}