{"created":"2023-06-20T14:51:58.113586+00:00","id":20076,"links":{},"metadata":{"_buckets":{"deposit":"068ad291-a34b-47e4-814c-3121fb8e423e"},"_deposit":{"created_by":1,"id":"20076","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"20076"},"status":"published"},"_oai":{"id":"oai:jaxa.repo.nii.ac.jp:00020076","sets":["1543:1767:1777","1887:1891"]},"author_link":["191105","191104","191103","191102"],"item_5_alternative_title_2":{"attribute_name":"その他のタイトル（英）","attribute_value_mlt":[{"subitem_alternative_title":"Limitation of the stellar occultation by very small asteroids"}]},"item_5_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2003-03","bibliographicIssueDateType":"Issued"},"bibliographicPageEnd":"76","bibliographicPageStart":"75","bibliographic_titles":[{"bibliographic_title":"第24回太陽系科学シンポジウム　平成14年度"},{"bibliographic_title":"24th Solar System Exploration Symposium 2002","bibliographic_titleLang":"en"}]}]},"item_5_description_16":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"小惑星は、原始惑星が崩壊したものだと考えられており、小惑星の基礎データは惑星形成過程および惑星の内部構造を推察する上で貴重な情報である。小惑星の衛星の軌道から質量を求める方法がある。しかし、小惑星の衛星は、現在ほとんどみつかっていない。今回は小惑星による恒星の掩蔽現象の観測から小惑星の衛星を検出することを目的として、どの程度の大きさの小惑星まで検出できるかを考察した。非常に小さい小惑星があったとき、小惑星の明るさ、観測機器の分解能、大気のゆらぎ、光の回折現象によって検出できる限界を考えねばならないが、今研究ではその中でも光の回折現象に焦点を当てて考察した。その結果、100mの小惑星では約30％の減光、200mの小惑星の場合は約70％の減光、300mの小惑星の場合は約90％の減光で、それ以上の大きさになると約100％の減光をすることがわかった。このことから、現在地球上から直接観測できるすべて小惑星による恒星の掩蔽現象ならば、確認することが可能であることがわかった。","subitem_description_type":"Abstract"}]},"item_5_description_32":{"attribute_name":"資料番号","attribute_value_mlt":[{"subitem_description":"資料番号: AA0045916018","subitem_description_type":"Other"}]},"item_5_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"宇宙科学研究所"}]},"item_5_publisher_9":{"attribute_name":"出版者（英）","attribute_value_mlt":[{"subitem_publisher":"The Institute of Space and Astronautical Science (ISAS)"}]},"item_5_text_6":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"電気通信大学"},{"subitem_text_value":"電気通信大学"}]},"item_5_text_7":{"attribute_name":"著者所属（英）","attribute_value_mlt":[{"subitem_text_language":"en","subitem_text_value":"University of Electro-Communications"},{"subitem_text_language":"en","subitem_text_value":"University of Electro-Communications"}]},"item_access_right":{"attribute_name":"アクセス権","attribute_value_mlt":[{"subitem_access_right":"metadata only access","subitem_access_right_uri":"http://purl.org/coar/access_right/c_14cb"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"小川, 喜輝"}],"nameIdentifiers":[{"nameIdentifier":"191102","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"柳澤, 正久"}],"nameIdentifiers":[{"nameIdentifier":"191103","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Ogawa, Yoshiteru","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"191104","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Yanagisawa, Masahisa","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"191105","nameIdentifierScheme":"WEKO"}]}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"小惑星","subitem_subject_scheme":"Other"},{"subitem_subject":"Ida小惑星","subitem_subject_scheme":"Other"},{"subitem_subject":"恒星掩蔽","subitem_subject_scheme":"Other"},{"subitem_subject":"回折","subitem_subject_scheme":"Other"},{"subitem_subject":"太陽系","subitem_subject_scheme":"Other"},{"subitem_subject":"光強度","subitem_subject_scheme":"Other"},{"subitem_subject":"公転","subitem_subject_scheme":"Other"},{"subitem_subject":"時間分解能","subitem_subject_scheme":"Other"},{"subitem_subject":"半径比","subitem_subject_scheme":"Other"},{"subitem_subject":"研究開発","subitem_subject_scheme":"Other"},{"subitem_subject":"自然衛星","subitem_subject_scheme":"Other"},{"subitem_subject":"数値積分","subitem_subject_scheme":"Other"},{"subitem_subject":"asteroid","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"Ida asteroid","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"stellar occultation","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"refraction","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"solar system","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"luminous intensity","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"orbital motion","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"time resolution","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"radius ratio","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"research and development","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"natural satellite","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"numerical integration","subitem_subject_language":"en","subitem_subject_scheme":"Other"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourcetype":"conference paper","resourceuri":"http://purl.org/coar/resource_type/c_5794"}]},"item_title":"非常に小さい小惑星による恒星の掩蔽の限界","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"非常に小さい小惑星による恒星の掩蔽の限界"}]},"item_type_id":"5","owner":"1","path":["1777","1891"],"pubdate":{"attribute_name":"公開日","attribute_value":"2015-03-26"},"publish_date":"2015-03-26","publish_status":"0","recid":"20076","relation_version_is_last":true,"title":["非常に小さい小惑星による恒星の掩蔽の限界"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-06-21T03:56:02.351322+00:00"}