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data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="個人用ツール" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">個人用ツール</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="利用者メニュー" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport" class="user-links-collapsible-item mw-list-item"><a href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_ja.wikipedia.org&uselang=ja"><span>寄付</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=%E7%89%B9%E5%88%A5:%E3%82%A2%E3%82%AB%E3%82%A6%E3%83%B3%E3%83%88%E4%BD%9C%E6%88%90&returnto=%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3" title="アカウントを作成してログインすることをお勧めしますが、必須ではありません"><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>アカウント作成</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=%E7%89%B9%E5%88%A5:%E3%83%AD%E3%82%B0%E3%82%A4%E3%83%B3&returnto=%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3" title="ログインすることを推奨します。ただし、必須ではありません。 [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>ログイン</span></a></li> </ul> </div> </div> <div id="p-user-menu-anon-editor" class="vector-menu mw-portlet mw-portlet-user-menu-anon-editor" > <div class="vector-menu-heading"> ログアウトした編集者のページ <a href="/wiki/Wikipedia:%E3%82%A6%E3%82%A3%E3%82%AD%E3%83%9A%E3%83%87%E3%82%A3%E3%82%A2%E3%81%B8%E3%82%88%E3%81%86%E3%81%93%E3%81%9D" aria-label="編集の詳細"><span>もっと詳しく</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/%E7%89%B9%E5%88%A5:%E8%87%AA%E5%88%86%E3%81%AE%E6%8A%95%E7%A8%BF%E8%A8%98%E9%8C%B2" title="このIPアドレスからなされた編集の一覧 [y]" accesskey="y"><span>投稿記録</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/%E7%89%B9%E5%88%A5:%E3%83%88%E3%83%BC%E3%82%AF%E3%83%9A%E3%83%BC%E3%82%B8" title="このIPアドレスからなされた編集についての議論 [n]" accesskey="n"><span>トーク</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="サイト"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="目次" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">目次</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">サイドバーに移動</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">非表示</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">ページ先頭</div> </a> </li> <li id="toc-特徴" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#特徴"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>特徴</span> </div> </a> <ul id="toc-特徴-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-こと座RR型変光星" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#こと座RR型変光星"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>こと座RR型変光星</span> </div> </a> <ul id="toc-こと座RR型変光星-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-金属量" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#金属量"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>金属量</span> </div> </a> <ul id="toc-金属量-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-ダークマター" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#ダークマター"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>ダークマター</span> </div> </a> <ul id="toc-ダークマター-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-出典" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#出典"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>出典</span> </div> </a> <ul id="toc-出典-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-外部リンク" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#外部リンク"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>外部リンク</span> </div> </a> <ul id="toc-外部リンク-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="目次" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="目次の表示・非表示を切り替え" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">目次の表示・非表示を切り替え</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">りゅう座矮小銀河</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="特定の記事の別の言語版に移動します。利用可能な言語21件" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-21" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">21の言語版</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-af mw-list-item"><a href="https://af.wikipedia.org/wiki/Draco-dwergsterrestelsel" title="アフリカーンス語: Draco-dwergsterrestelsel" lang="af" hreflang="af" data-title="Draco-dwergsterrestelsel" data-language-autonym="Afrikaans" data-language-local-name="アフリカーンス語" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%85%D8%AC%D8%B1%D8%A9_%D8%A7%D9%84%D8%AA%D9%86%D9%8A%D9%86_%D8%A7%D9%84%D9%82%D8%B2%D9%85%D8%A9" title="アラビア語: مجرة التنين القزمة" lang="ar" hreflang="ar" data-title="مجرة التنين القزمة" data-language-autonym="العربية" data-language-local-name="アラビア語" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Nana_del_Drag%C3%B3" title="カタロニア語: Nana del Dragó" lang="ca" hreflang="ca" data-title="Nana del Dragó" data-language-autonym="Català" data-language-local-name="カタロニア語" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Draco-Zwerggalaxie" title="ドイツ語: Draco-Zwerggalaxie" lang="de" hreflang="de" data-title="Draco-Zwerggalaxie" data-language-autonym="Deutsch" data-language-local-name="ドイツ語" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Draco_Dwarf" title="英語: Draco Dwarf" lang="en" hreflang="en" data-title="Draco Dwarf" data-language-autonym="English" data-language-local-name="英語" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Enana_de_Draco" title="スペイン語: Enana de Draco" lang="es" hreflang="es" data-title="Enana de Draco" data-language-autonym="Español" data-language-local-name="スペイン語" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%DA%A9%D9%88%D8%AA%D9%88%D9%84%D9%87_%D8%A7%DA%98%D8%AF%D9%87%D8%A7" title="ペルシア語: کوتوله اژدها" lang="fa" hreflang="fa" data-title="کوتوله اژدها" data-language-autonym="فارسی" data-language-local-name="ペルシア語" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Lohik%C3%A4%C3%A4rmeen_k%C3%A4%C3%A4pi%C3%B6galaksi" title="フィンランド語: Lohikäärmeen kääpiögalaksi" lang="fi" hreflang="fi" data-title="Lohikäärmeen kääpiögalaksi" data-language-autonym="Suomi" data-language-local-name="フィンランド語" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Galaxie_naine_du_Dragon" title="フランス語: Galaxie naine du Dragon" lang="fr" hreflang="fr" data-title="Galaxie naine du Dragon" data-language-autonym="Français" data-language-local-name="フランス語" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%94%D7%92%D7%9C%D7%A7%D7%A1%D7%99%D7%94_%D7%94%D7%A0%D7%A0%D7%A1%D7%99%D7%AA_%D7%93%D7%A8%D7%A7%D7%95%D7%9F" title="ヘブライ語: הגלקסיה הננסית דרקון" lang="he" hreflang="he" data-title="הגלקסיה הננסית דרקון" data-language-autonym="עברית" data-language-local-name="ヘブライ語" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Galassia_Nana_del_Drago" title="イタリア語: Galassia Nana del Drago" lang="it" hreflang="it" data-title="Galassia Nana del Drago" data-language-autonym="Italiano" data-language-local-name="イタリア語" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EC%9A%A9%EC%9E%90%EB%A6%AC_%EC%99%9C%EC%86%8C%EC%9D%80%ED%95%98" title="韓国語: 용자리 왜소은하" lang="ko" hreflang="ko" data-title="용자리 왜소은하" data-language-autonym="한국어" data-language-local-name="韓国語" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-lb mw-list-item"><a href="https://lb.wikipedia.org/wiki/Draco-Zwerggalaxie" title="ルクセンブルク語: Draco-Zwerggalaxie" lang="lb" hreflang="lb" data-title="Draco-Zwerggalaxie" data-language-autonym="Lëtzebuergesch" data-language-local-name="ルクセンブルク語" class="interlanguage-link-target"><span>Lëtzebuergesch</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Karze%C5%82_Smoka" title="ポーランド語: Karzeł Smoka" lang="pl" hreflang="pl" data-title="Karzeł Smoka" data-language-autonym="Polski" data-language-local-name="ポーランド語" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Gal%C3%A1xia_An%C3%A3_de_Draco" title="ポルトガル語: Galáxia Anã de Draco" lang="pt" hreflang="pt" data-title="Galáxia Anã de Draco" data-language-autonym="Português" data-language-local-name="ポルトガル語" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Galaxia_Pitic%C4%83_din_Dragonul" title="ルーマニア語: Galaxia Pitică din Dragonul" lang="ro" hreflang="ro" data-title="Galaxia Pitică din Dragonul" data-language-autonym="Română" data-language-local-name="ルーマニア語" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%9A%D0%B0%D1%80%D0%BB%D0%B8%D0%BA%D0%BE%D0%B2%D0%B0%D1%8F_%D0%B3%D0%B0%D0%BB%D0%B0%D0%BA%D1%82%D0%B8%D0%BA%D0%B0_%D0%B2_%D0%94%D1%80%D0%B0%D0%BA%D0%BE%D0%BD%D0%B5" title="ロシア語: Карликовая галактика в Драконе" lang="ru" hreflang="ru" data-title="Карликовая галактика в Драконе" data-language-autonym="Русский" data-language-local-name="ロシア語" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Drak_(trpasli%C4%8Dia_galaxia)" title="スロバキア語: Drak (trpasličia galaxia)" lang="sk" hreflang="sk" data-title="Drak (trpasličia galaxia)" data-language-autonym="Slovenčina" data-language-local-name="スロバキア語" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Ejderha_C%C3%BCce_G%C3%B6kadas%C4%B1" title="トルコ語: Ejderha Cüce Gökadası" lang="tr" hreflang="tr" data-title="Ejderha Cüce Gökadası" data-language-autonym="Türkçe" data-language-local-name="トルコ語" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%9A%D0%B0%D1%80%D0%BB%D0%B8%D0%BA%D0%BE%D0%B2%D0%B0_%D0%B3%D0%B0%D0%BB%D0%B0%D0%BA%D1%82%D0%B8%D0%BA%D0%B0_%D0%94%D1%80%D0%B0%D0%BA%D0%BE%D0%BD" title="ウクライナ語: Карликова галактика Дракон" lang="uk" hreflang="uk" data-title="Карликова галактика Дракон" data-language-autonym="Українська" data-language-local-name="ウクライナ語" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E5%A4%A9%E9%BE%99%E5%BA%A7%E7%9F%AE%E6%98%9F%E7%B3%BB" title="中国語: 天龙座矮星系" lang="zh" hreflang="zh" data-title="天龙座矮星系" data-language-autonym="中文" data-language-local-name="中国語" class="interlanguage-link-target"><span>中文</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q11566#sitelinks-wikipedia" title="言語間リンクを編集" class="wbc-editpage">リンクを編集</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="名前空間"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3" title="本文を閲覧 [c]" accesskey="c"><span>ページ</span></a></li><li id="ca-talk" class="new vector-tab-noicon mw-list-item"><a href="/w/index.php?title=%E3%83%8E%E3%83%BC%E3%83%88:%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3&action=edit&redlink=1" rel="discussion" class="new" title="「本文ページについての議論」 (存在しないページ) [t]" accesskey="t"><span>ノート</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="別の言語に切り替える" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">日本語</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="表示"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3"><span>閲覧</span></a></li><li id="ca-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3&action=edit" title="このページのソースコードを編集する [e]" accesskey="e"><span>編集</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3&action=history" title="このページの過去の版 [h]" accesskey="h"><span>履歴表示</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="ページツール"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="ツール" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">ツール</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">ツール</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">サイドバーに移動</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">非表示</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="その他の操作" > <div class="vector-menu-heading"> 操作 </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3"><span>閲覧</span></a></li><li id="ca-more-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3&action=edit" title="このページのソースコードを編集する [e]" accesskey="e"><span>編集</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3&action=history"><span>履歴表示</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> 全般 </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/%E7%89%B9%E5%88%A5:%E3%83%AA%E3%83%B3%E3%82%AF%E5%85%83/%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3" title="ここにリンクしている全ウィキページの一覧 [j]" accesskey="j"><span>リンク元</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/%E7%89%B9%E5%88%A5:%E9%96%A2%E9%80%A3%E3%83%9A%E3%83%BC%E3%82%B8%E3%81%AE%E6%9B%B4%E6%96%B0%E7%8A%B6%E6%B3%81/%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3" rel="nofollow" title="このページからリンクしているページの最近の更新 [k]" accesskey="k"><span>関連ページの更新状況</span></a></li><li id="t-upload" class="mw-list-item"><a href="/wiki/Wikipedia:%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E3%81%AE%E3%82%A2%E3%83%83%E3%83%97%E3%83%AD%E3%83%BC%E3%83%89" title="ファイルをアップロードする [u]" accesskey="u"><span>ファイルをアップロード</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/%E7%89%B9%E5%88%A5:%E7%89%B9%E5%88%A5%E3%83%9A%E3%83%BC%E3%82%B8%E4%B8%80%E8%A6%A7" title="特別ページの一覧 [q]" accesskey="q"><span>特別ページ</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3&oldid=95582562" title="このページのこの版への固定リンク"><span>この版への固定リンク</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3&action=info" title="このページについての詳細情報"><span>ページ情報</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=%E7%89%B9%E5%88%A5:%E3%81%93%E3%81%AE%E3%83%9A%E3%83%BC%E3%82%B8%E3%82%92%E5%BC%95%E7%94%A8&page=%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3&id=95582562&wpFormIdentifier=titleform" title="このページの引用方法"><span>このページを引用</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=%E7%89%B9%E5%88%A5:UrlShortener&url=https%3A%2F%2Fja.wikipedia.org%2Fwiki%2F%25E3%2582%258A%25E3%2582%2585%25E3%2581%2586%25E5%25BA%25A7%25E7%259F%25AE%25E5%25B0%258F%25E9%258A%2580%25E6%25B2%25B3"><span>短縮URLを取得する</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=%E7%89%B9%E5%88%A5:QrCode&url=https%3A%2F%2Fja.wikipedia.org%2Fwiki%2F%25E3%2582%258A%25E3%2582%2585%25E3%2581%2586%25E5%25BA%25A7%25E7%259F%25AE%25E5%25B0%258F%25E9%258A%2580%25E6%25B2%25B3"><span>QRコードをダウンロード</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> 印刷/書き出し </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-create_a_book" class="mw-list-item"><a href="/w/index.php?title=%E7%89%B9%E5%88%A5:%E3%83%96%E3%83%83%E3%82%AF&bookcmd=book_creator&referer=%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3"><span>ブックの新規作成</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=%E7%89%B9%E5%88%A5:DownloadAsPdf&page=%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3&action=show-download-screen"><span>PDF 形式でダウンロード</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3&printable=yes" title="このページの印刷用ページ [p]" accesskey="p"><span>印刷用バージョン</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> 他のプロジェクト </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-commons mw-list-item"><a href="https://commons.wikimedia.org/wiki/Category:Draco_Dwarf" hreflang="en"><span>コモンズ</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q11566" title="関連付けられたデータリポジトリ項目へのリンク [g]" accesskey="g"><span>ウィキデータ項目</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="ページツール"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="表示"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">表示</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">サイドバーに移動</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">非表示</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">出典: フリー百科事典『ウィキペディア（Wikipedia）』</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="ja" dir="ltr"><table class="infobox" style="width:22em;"> <tbody><tr> <th style="background-color: #e0e0e0; text-align: center; font-size:110%;" colspan="2">りゅう座矮小銀河 </th></tr> <tr> <td colspan="2" style="text-align: center;"><span typeof="mw:File"><a href="/wiki/%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB:PGC_60095_Draco_Dwarf_Hubble_WikiSky.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/5/57/PGC_60095_Draco_Dwarf_Hubble_WikiSky.jpg/250px-PGC_60095_Draco_Dwarf_Hubble_WikiSky.jpg" decoding="async" width="250" height="250" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/57/PGC_60095_Draco_Dwarf_Hubble_WikiSky.jpg/375px-PGC_60095_Draco_Dwarf_Hubble_WikiSky.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/57/PGC_60095_Draco_Dwarf_Hubble_WikiSky.jpg/500px-PGC_60095_Draco_Dwarf_Hubble_WikiSky.jpg 2x" data-file-width="1600" data-file-height="1600" /></a></span> </td></tr> <tr> <td colspan="2" style="text-align: center"><div style="width:250px; text-align: center; font-size: small; margin-left: auto; margin-right: auto;"><a href="/wiki/%E3%83%8F%E3%83%83%E3%83%96%E3%83%AB%E5%AE%87%E5%AE%99%E6%9C%9B%E9%81%A0%E9%8F%A1" title="ハッブル宇宙望遠鏡">ハッブル宇宙望遠鏡</a>によるりゅう座矮小銀河の中央部分<br />credit = <a href="/wiki/NASA" class="mw-redirect" title="NASA">NASA</a> / <a href="/wiki/STScI" class="mw-redirect" title="STScI">STScI</a> / <a href="/wiki/WikiSky" class="mw-redirect" title="WikiSky">WikiSky</a></div> </td></tr> <tr> <th style="text-align: left;"><a href="/wiki/%E6%98%9F%E5%BA%A7" title="星座">星座</a> </th> <td><a href="/wiki/%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7" title="りゅう座">りゅう座</a> </td></tr> <tr> <th style="text-align: left;"><a href="/wiki/%E8%A6%8B%E3%81%8B%E3%81%91%E3%81%AE%E7%AD%89%E7%B4%9A" title="見かけの等級">見かけの等級</a> <small>(m<small>v</small>)</small> </th> <td>10.9<sup id="cite_ref-ned_1-0" class="reference"><a href="#cite_note-ned-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th style="text-align: left;">視直径 </th> <td>35.5′ × 24.5′<sup id="cite_ref-ned_1-1" class="reference"><a href="#cite_note-ned-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th style="text-align: left;">分類 </th> <td>E pec<sup id="cite_ref-ned_1-2" class="reference"><a href="#cite_note-ned-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th style="background-color: #e0e0e0;text-align: center;" colspan="2">位置<br /><small><a href="/wiki/%E5%85%83%E6%9C%9F" title="元期">元期</a>:<a href="/wiki/J2000.0" class="mw-redirect" title="J2000.0">J2000.0</a></small> </th></tr> <tr> <th style="text-align: left;"><a href="/wiki/%E8%B5%A4%E7%B5%8C" title="赤経">赤経</a> <small>(RA, α)</small> </th> <td> 17<sup>h</sup> 20<sup>m</sup> 12.4<sup>s</sup><sup id="cite_ref-ned_1-3" class="reference"><a href="#cite_note-ned-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th style="text-align: left;"><a href="/wiki/%E8%B5%A4%E7%B7%AF" title="赤緯">赤緯</a> <small>(Dec, δ)</small> </th> <td>+57° 54′ 55″<sup id="cite_ref-ned_1-4" class="reference"><a href="#cite_note-ned-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th style="text-align: left;"><a href="/wiki/%E8%B5%A4%E6%96%B9%E5%81%8F%E7%A7%BB" title="赤方偏移">赤方偏移</a> </th> <td>-0.000974<sup id="cite_ref-ned_1-5" class="reference"><a href="#cite_note-ned-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th style="text-align: left;"><a href="/wiki/%E8%A6%96%E7%B7%9A%E9%80%9F%E5%BA%A6" title="視線速度">視線速度</a> <small>(Rv)</small> </th> <td>-292 ± 21 km/s<sup id="cite_ref-ned_1-6" class="reference"><a href="#cite_note-ned-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <td> </td></tr> <tr> <th style="text-align: left;">距離 </th> <td>260 ± 30 <a href="/wiki/%E5%85%89%E5%B9%B4" title="光年">kly</a> (80 ± 10 <a href="/wiki/%E3%83%91%E3%83%BC%E3%82%BB%E3%82%AF" title="パーセク">kpc</a>)<sup id="cite_ref-karachentsevetal2004_2-0" class="reference"><a href="#cite_note-karachentsevetal2004-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Karachentsevetal2006_3-0" class="reference"><a href="#cite_note-Karachentsevetal2006-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th style="background-color: #e0e0e0;text-align: center;" colspan="2">他の<a href="/wiki/%E5%A4%A9%E4%BD%93%E3%82%AB%E3%82%BF%E3%83%AD%E3%82%B0" title="天体カタログ">カタログ</a>での名称 </th></tr> <tr> <th colspan="2" style="text-align: left; font-weight: normal;">Draco Dwarf Spheroidal,<sup id="cite_ref-ned_1-7" class="reference"><a href="#cite_note-ned-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> Draco dSph,<sup id="cite_ref-Fariaetal2007_4-0" class="reference"><a href="#cite_note-Fariaetal2007-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> <a href="/wiki/%E4%B8%BB%E8%A6%81%E9%8A%80%E6%B2%B3%E3%82%AB%E3%82%BF%E3%83%AD%E3%82%B0" title="主要銀河カタログ">UGC</a> 10822,<sup id="cite_ref-ned_1-8" class="reference"><a href="#cite_note-ned-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> <p><a href="/wiki/%E4%B8%BB%E8%A6%81%E9%8A%80%E6%B2%B3%E3%82%AB%E3%82%BF%E3%83%AD%E3%82%B0" title="主要銀河カタログ">PGC</a> 60095,<sup id="cite_ref-ned_1-9" class="reference"><a href="#cite_note-ned-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> DDO 208,<sup id="cite_ref-ned_1-10" class="reference"><a href="#cite_note-ned-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p> </th> <td> </td></tr> <tr> <td style="background-color: #e0e0e0;text-align: right;" colspan="2"><small><a href="/wiki/Template:%E5%A4%A9%E4%BD%93_%E5%9F%BA%E6%9C%AC" title="Template:天体基本">■</a>Template （<a href="/wiki/Template%E2%80%90%E3%83%8E%E3%83%BC%E3%83%88:%E5%A4%A9%E4%BD%93_%E5%9F%BA%E6%9C%AC" title="Template‐ノート:天体基本">■</a>ノート <a href="/wiki/Template:%E5%A4%A9%E4%BD%93_%E5%9F%BA%E6%9C%AC/doc" title="Template:天体基本/doc">■</a>解説） <a href="/wiki/%E3%83%97%E3%83%AD%E3%82%B8%E3%82%A7%E3%82%AF%E3%83%88:%E5%A4%A9%E4%BD%93" title="プロジェクト:天体">■Project</a> </small> </td></tr></tbody></table> <p><b>りゅう座矮小銀河</b>(Draco Dwarf)は、1954年に<a href="/wiki/%E3%83%AD%E3%83%BC%E3%82%A6%E3%82%A7%E3%83%AB%E5%A4%A9%E6%96%87%E5%8F%B0" title="ローウェル天文台">ローウェル天文台</a>の<a href="/wiki/%E3%82%A2%E3%83%AB%E3%83%90%E3%83%BC%E3%83%88%E3%83%BB%E3%82%A6%E3%82%A3%E3%83%AB%E3%82%BD%E3%83%B3" title="アルバート・ウィルソン">アルバート・ウィルソン</a>が、<a href="/wiki/%E3%83%8A%E3%82%B7%E3%83%A7%E3%83%8A%E3%83%AB%E3%82%B8%E3%82%AA%E3%82%B0%E3%83%A9%E3%83%95%E3%82%A3%E3%83%83%E3%82%AF%E5%8D%94%E4%BC%9A" class="mw-redirect" title="ナショナルジオグラフィック協会">ナショナルジオグラフィック協会</a>が行ったPalomar Observatory Sky Survey (POSS)により撮影された写真を用いて発見した<sup id="cite_ref-Wilson1955_5-0" class="reference"><a href="#cite_note-Wilson1955-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup><a href="/wiki/%E7%9F%AE%E5%B0%8F%E6%A5%95%E5%86%86%E4%BD%93%E9%8A%80%E6%B2%B3" title="矮小楕円体銀河">矮小楕円体銀河</a>である。<a href="/wiki/%E5%B1%80%E6%89%80%E9%8A%80%E6%B2%B3%E7%BE%A4" title="局所銀河群">局所銀河群</a>の1つで、<a href="/wiki/%E9%8A%80%E6%B2%B3%E7%B3%BB" title="銀河系">銀河系</a>の<a href="/wiki/%E4%BC%B4%E9%8A%80%E6%B2%B3" title="伴銀河">伴銀河</a>である。<a href="/wiki/%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7" title="りゅう座">りゅう座</a>の方角に<a href="/wiki/%E9%8A%80%E6%B2%B3%E9%9D%A2" title="銀河面">銀河面</a>の34.6°上方にある<sup id="cite_ref-Hodge1964_6-0" class="reference"><a href="#cite_note-Hodge1964-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup>。 </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="特徴"><span id=".E7.89.B9.E5.BE.B4"></span>特徴</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3&action=edit&section=1" title="節を編集: 特徴"><span>編集</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>ポール・ホッジは、1964年時点の<a href="/wiki/%E6%81%92%E6%98%9F" title="恒星">恒星</a>の分布を分析し、楕円率を0.29 ± 0.04と算出した<sup id="cite_ref-Hodge1964_6-1" class="reference"><a href="#cite_note-Hodge1964-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup>。近年の研究により、この銀河は大量の<a href="/wiki/%E3%83%80%E3%83%BC%E3%82%AF%E3%83%9E%E3%82%BF%E3%83%BC" class="mw-redirect" title="ダークマター">ダークマター</a>を含んでいることが示唆されている<sup id="cite_ref-Tyler2002_7-0" class="reference"><a href="#cite_note-Tyler2002-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup>。<a href="/wiki/%E7%B5%B6%E5%AF%BE%E7%AD%89%E7%B4%9A" title="絶対等級">絶対等級</a>は-8.6、合計の光度は2×10<sup>5</sup><a href="/wiki/%E5%A4%AA%E9%99%BD%E5%85%89%E5%BA%A6" title="太陽光度"><i>L</i><sub>☉</sub></a>であり、銀河系の伴銀河の中では最も暗いものの1つである<sup id="cite_ref-Fariaetal2007_4-1" class="reference"><a href="#cite_note-Fariaetal2007-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup>。 </p><p>りゅう座矮小銀河には多数の<a href="/wiki/%E8%B5%A4%E8%89%B2%E5%B7%A8%E6%98%9F" title="赤色巨星">赤色巨星</a>、5つの<a href="/wiki/%E7%82%AD%E7%B4%A0%E6%98%9F" title="炭素星">炭素星</a>が確認されており、また4つの<a href="/wiki/%E6%BC%B8%E8%BF%91%E5%B7%A8%E6%98%9F%E5%88%86%E6%9E%9D" title="漸近巨星分枝">漸近巨星分枝</a>が検出されている<sup id="cite_ref-Fariaetal2007_4-2" class="reference"><a href="#cite_note-Fariaetal2007-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup>。 </p><p>りゅう座矮小銀河は、地球から約8万 ± 1万パーセクの距離に<sup id="cite_ref-karachentsevetal2004_2-1" class="reference"><a href="#cite_note-karachentsevetal2004-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Karachentsevetal2006_3-1" class="reference"><a href="#cite_note-Karachentsevetal2006-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> 830 ± 100 × 570 ± 70パーセクの範囲で広がっていると推定されている。 </p> <div class="mw-heading mw-heading2"><h2 id="こと座RR型変光星"><span id=".E3.81.93.E3.81.A8.E5.BA.A7RR.E5.9E.8B.E5.A4.89.E5.85.89.E6.98.9F"></span>こと座RR型変光星</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3&action=edit&section=2" title="節を編集: こと座RR型変光星"><span>編集</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>1961年、<a href="/wiki/%E3%82%A6%E3%82%A9%E3%83%AB%E3%82%BF%E3%83%BC%E3%83%BB%E3%83%90%E3%83%BC%E3%83%87" title="ウォルター・バーデ">ウォルター・バーデ</a>と<a href="/wiki/%E3%83%98%E3%83%B3%E3%83%AA%E3%82%A8%E3%83%83%E3%82%BF%E3%83%BB%E3%82%B9%E3%82%A6%E3%82%A9%E3%83%BC%E3%83%97" title="ヘンリエッタ・スウォープ">ヘンリエッタ・スウォープ</a>はりゅう座矮小銀河の中に260個以上の<a href="/wiki/%E5%A4%89%E5%85%89%E6%98%9F" title="変光星">変光星</a>を発見した。そのうち138個はクラスターの中央部にあり、5つを除いて全てが<a href="/wiki/%E3%81%93%E3%81%A8%E5%BA%A7RR%E5%9E%8B%E5%A4%89%E5%85%89%E6%98%9F" title="こと座RR型変光星">こと座RR型変光星</a>であった<sup id="cite_ref-Baade1961_8-0" class="reference"><a href="#cite_note-Baade1961-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup>。 </p> <div class="mw-heading mw-heading2"><h2 id="金属量"><span id=".E9.87.91.E5.B1.9E.E9.87.8F"></span>金属量</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3&action=edit&section=3" title="節を編集: 金属量"><span>編集</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>りゅう座矮小銀河は、主に古い種属の恒星から構成されており、<a href="/wiki/%E6%98%9F%E9%96%93%E7%89%A9%E8%B3%AA" title="星間物質">星間物質</a>の量は非常に少ない<sup id="cite_ref-Fariaetal2007_4-3" class="reference"><a href="#cite_note-Fariaetal2007-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup>。75%から90%の恒星が100億年以上前に形成され、その後20-30億年前に小規模な<a href="/wiki/%E6%98%9F%E5%BD%A2%E6%88%90" title="星形成">星形成</a>が起こったと考えられている<sup id="cite_ref-Aparicioetal2001_9-0" class="reference"><a href="#cite_note-Aparicioetal2001-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup>。<a href="/wiki/%E9%87%91%E5%B1%9E%E9%87%8F" title="金属量">金属量</a>は、平均[Fe/H] = -1.74の単純な<a href="/wiki/%E3%82%AC%E3%82%A6%E3%82%B9%E5%88%86%E5%B8%83" class="mw-redirect" title="ガウス分布">ガウス分布</a>で、<a href="/wiki/%E6%A8%99%E6%BA%96%E5%81%8F%E5%B7%AE" title="標準偏差">標準偏差</a>は0.24である<sup id="cite_ref-Fariaetal2007_4-4" class="reference"><a href="#cite_note-Fariaetal2007-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup>。りゅう座矮小銀河の中心部には金属量の豊富な恒星が集まっており、青色よりも赤色の恒星の割合が多い<sup id="cite_ref-Fariaetal2007_4-5" class="reference"><a href="#cite_note-Fariaetal2007-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup>。 </p> <div class="mw-heading mw-heading2"><h2 id="ダークマター"><span id=".E3.83.80.E3.83.BC.E3.82.AF.E3.83.9E.E3.82.BF.E3.83.BC"></span>ダークマター</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3&action=edit&section=4" title="節を編集: ダークマター"><span>編集</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>近年、矮小楕円体銀河はダークマター研究の主要なツールとなっている。りゅう座矮小銀河はそのような注目を集める天体の1つである。りゅう座矮小銀河の<a href="/wiki/%E8%A6%96%E7%B7%9A%E9%80%9F%E5%BA%A6" title="視線速度">視線速度</a>のコンピュータ解析により、内部の速度の大きなばらつきから計算される質量/光度比は440となり、大質量のダークマターを含んでいる可能性が示唆された。内部の速度のばらつきの大きさは、銀河系からの<a href="/wiki/%E6%BD%AE%E6%B1%90%E5%8A%9B" title="潮汐力">潮汐力</a>を受けていると仮定すると説明できるが、りゅう座矮小銀河の<a href="/wiki/%E6%B0%B4%E5%B9%B3%E5%88%86%E6%9E%9D" title="水平分枝">水平分枝</a>は狭く、このモデルと合致しない<sup id="cite_ref-Mashchenkoetal2006_10-0" class="reference"><a href="#cite_note-Mashchenkoetal2006-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup>。そのため、ダークマターを仮定して説明するより他なく、りゅう座矮小銀河は2007年時点で知られている中で、最も多くのダークマターを含む天体とされている<sup id="cite_ref-Fariaetal2007_4-6" class="reference"><a href="#cite_note-Fariaetal2007-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup>。りゅう座矮小銀河内でのダークマターの分布は、少なくともほぼ等温過程である<sup id="cite_ref-Tyler2002_7-1" class="reference"><a href="#cite_note-Tyler2002-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup>。 </p> <div class="mw-heading mw-heading2"><h2 id="出典"><span id=".E5.87.BA.E5.85.B8"></span>出典</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3&action=edit&section=5" title="節を編集: 出典"><span>編集</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="reflist" style="-moz-column-count:2; -webkit-column-count:2; column-count:2; -moz-column-width: 20em; -webkit-column-width: 20em; column-width: 20em; list-style-type: decimal;"> <ol class="references"> <li 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Makarov (2004), <a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2004AJ....127.2031K/abstract">“A Catalog of Neighboring Galaxies”</a>, <i>Astronomical Journal</i> <b>127</b>: 2031–2068, <a href="/wiki/Doi_(%E8%AD%98%E5%88%A5%E5%AD%90)" class="mw-redirect" title="Doi (識別子)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1086%2F382905">10.1086/382905</a><span style="display:none;">, <a rel="nofollow" class="external free" href="https://ui.adsabs.harvard.edu/abs/2004AJ....127.2031K/abstract">https://ui.adsabs.harvard.edu/abs/2004AJ....127.2031K/abstract</a></span>.</cite><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.atitle=A+Catalog+of+Neighboring+Galaxies&rft.jtitle=Astronomical+Journal&rft.aulast=I.+D.+Karachentsev%2C+V.+E.+Karachentseva%2C+W.+K.+Hutchmeier%2C+D.+I.+Makarov&rft.au=I.+D.+Karachentsev%2C+V.+E.+Karachentseva%2C+W.+K.+Hutchmeier%2C+D.+I.+Makarov&rft.date=2004&rft.volume=127&rft.pages=2031%E2%80%932068&rft_id=info:doi/10.1086%2F382905&rft_id=https%3A%2F%2Fui.adsabs.harvard.edu%2Fabs%2F2004AJ....127.2031K%2Fabstract&rfr_id=info:sid/ja.wikipedia.org:%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3"><span style="display: none;"> </span></span></span> </li> <li id="cite_note-Karachentsevetal2006-3">^ <a href="#cite_ref-Karachentsevetal2006_3-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Karachentsevetal2006_3-1"><sup><i><b>b</b></i></sup></a> <span class="reference-text"><cite style="font-style:normal" class="citation" id="CITEREFKarachentsev,_I._D.;_Kashibadze,_O._G.2006">Karachentsev, I. D.; Kashibadze, O. G. (2006), <a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2006Ap.....49....3K">“Masses of the local group and of the M81 group estimated from distortions in the local velocity field”</a>, <i>Astrophysics</i> <b>49</b> (1): 3–18, <a href="/wiki/Doi_(%E8%AD%98%E5%88%A5%E5%AD%90)" class="mw-redirect" title="Doi (識別子)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1007%2Fs10511-006-0002-6">10.1007/s10511-006-0002-6</a><span style="display:none;">, <a rel="nofollow" class="external free" href="https://ui.adsabs.harvard.edu/abs/2006Ap.....49....3K">https://ui.adsabs.harvard.edu/abs/2006Ap.....49....3K</a></span>.</cite><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.atitle=Masses+of+the+local+group+and+of+the+M81+group+estimated+from+distortions+in+the+local+velocity+field&rft.jtitle=Astrophysics&rft.aulast=Karachentsev%2C+I.+D.%3B+Kashibadze%2C+O.+G.&rft.au=Karachentsev%2C+I.+D.%3B+Kashibadze%2C+O.+G.&rft.date=2006&rft.volume=49&rft.issue=1&rft.pages=3%E2%80%9318&rft_id=info:doi/10.1007%2Fs10511-006-0002-6&rft_id=https%3A%2F%2Fui.adsabs.harvard.edu%2Fabs%2F2006Ap.....49....3K&rfr_id=info:sid/ja.wikipedia.org:%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3"><span style="display: none;"> </span></span></span> </li> <li id="cite_note-Fariaetal2007-4">^ <a href="#cite_ref-Fariaetal2007_4-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Fariaetal2007_4-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-Fariaetal2007_4-2"><sup><i><b>c</b></i></sup></a> <a href="#cite_ref-Fariaetal2007_4-3"><sup><i><b>d</b></i></sup></a> <a href="#cite_ref-Fariaetal2007_4-4"><sup><i><b>e</b></i></sup></a> <a href="#cite_ref-Fariaetal2007_4-5"><sup><i><b>f</b></i></sup></a> <a href="#cite_ref-Fariaetal2007_4-6"><sup><i><b>g</b></i></sup></a> <span class="reference-text"><cite style="font-style:normal" class="citation" id="CITEREFFariaFeltzingLundströmGilmore2007">Faria, D.; Feltzing, S.; Lundström, I.; Gilmore, G.; Wahlgren, G. M.; Ardeberg, A.; Linde, P. (April 2, 2007), <a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2007A%26A...465..357F/abstract">“The usage of Strömgren photometry in studies of local group dwarf spheroidal galaxies. Application to Draco: a new catalogue of Draco members and a study of the metallicity distribution function and radial gradients”</a>, <i>Astronomy and Astrophysics</i> <b>465</b> (2): 357–373, <a href="/wiki/Doi_(%E8%AD%98%E5%88%A5%E5%AD%90)" class="mw-redirect" title="Doi (識別子)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1051%2F0004-6361%3A20065244">10.1051/0004-6361:20065244</a><span style="display:none;">, <a rel="nofollow" class="external free" href="https://ui.adsabs.harvard.edu/abs/2007A%26A...465..357F/abstract">https://ui.adsabs.harvard.edu/abs/2007A%26A...465..357F/abstract</a></span></cite><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.atitle=The+usage+of+Str%C3%B6mgren+photometry+in+studies+of+local+group+dwarf+spheroidal+galaxies.+Application+to+Draco%3A+a+new+catalogue+of+Draco+members+and+a+study+of+the+metallicity+distribution+function+and+radial+gradients&rft.jtitle=Astronomy+and+Astrophysics&rft.aulast=Faria&rft.aufirst=D.&rft.au=Faria%2C%26%2332%3BD.&rft.au=Feltzing%2C%26%2332%3BS.&rft.au=Lundstr%C3%B6m%2C%26%2332%3BI.&rft.au=Gilmore%2C%26%2332%3BG.&rft.au=Wahlgren%2C%26%2332%3BG.+M.&rft.au=Ardeberg%2C%26%2332%3BA.&rft.au=Linde%2C%26%2332%3BP.&rft.date=April+2%2C+2007&rft.volume=465&rft.issue=2&rft.pages=357%E2%80%93373&rft_id=info:doi/10.1051%2F0004-6361%3A20065244&rft_id=https%3A%2F%2Fui.adsabs.harvard.edu%2Fabs%2F2007A%2526A...465..357F%2Fabstract&rfr_id=info:sid/ja.wikipedia.org:%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3"><span style="display: none;"> </span></span></span> </li> <li id="cite_note-Wilson1955-5"><b><a href="#cite_ref-Wilson1955_5-0">^</a></b> <span class="reference-text"><cite style="font-style:normal" class="citation" id="CITEREFWilson1955">Wilson, Albert George (February 1955), <a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/1955PASP...67...27W/abstract">“Sculptor-Type Systems in the Local Group of Galaxies”</a>, <i>Publications of the Astronomical Society of the Pacific</i> <b>67</b> (394): 27–29, <a href="/wiki/Doi_(%E8%AD%98%E5%88%A5%E5%AD%90)" class="mw-redirect" title="Doi (識別子)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1086%2F126754">10.1086/126754</a><span style="display:none;">, <a rel="nofollow" class="external free" href="https://ui.adsabs.harvard.edu/abs/1955PASP...67...27W/abstract">https://ui.adsabs.harvard.edu/abs/1955PASP...67...27W/abstract</a></span></cite><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.atitle=Sculptor-Type+Systems+in+the+Local+Group+of+Galaxies&rft.jtitle=Publications+of+the+Astronomical+Society+of+the+Pacific&rft.aulast=Wilson&rft.aufirst=Albert+George&rft.au=Wilson%2C%26%2332%3BAlbert+George&rft.date=February+1955&rft.volume=67&rft.issue=394&rft.pages=27%E2%80%9329&rft_id=info:doi/10.1086%2F126754&rft_id=https%3A%2F%2Fui.adsabs.harvard.edu%2Fabs%2F1955PASP...67...27W%2Fabstract&rfr_id=info:sid/ja.wikipedia.org:%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3"><span style="display: none;"> </span></span></span> </li> <li id="cite_note-Hodge1964-6">^ <a href="#cite_ref-Hodge1964_6-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Hodge1964_6-1"><sup><i><b>b</b></i></sup></a> <span class="reference-text"><cite style="font-style:normal" class="citation" id="CITEREFHodge1964">Hodge, Paul W. (December 1964), <a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/1964AJ.....69..853H/abstract">“Distribution of stars in the Draco dwarf galaxy”</a>, <i>The Astronomical Journal</i> <b>69</b>: 853, <a href="/wiki/Doi_(%E8%AD%98%E5%88%A5%E5%AD%90)" class="mw-redirect" title="Doi (識別子)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1086%2F109360">10.1086/109360</a><span style="display:none;">, <a rel="nofollow" class="external free" href="https://ui.adsabs.harvard.edu/abs/1964AJ.....69..853H/abstract">https://ui.adsabs.harvard.edu/abs/1964AJ.....69..853H/abstract</a></span></cite><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.atitle=Distribution+of+stars+in+the+Draco+dwarf+galaxy&rft.jtitle=The+Astronomical+Journal&rft.aulast=Hodge&rft.aufirst=Paul+W.&rft.au=Hodge%2C%26%2332%3BPaul+W.&rft.date=December+1964&rft.volume=69&rft.pages=853&rft_id=info:doi/10.1086%2F109360&rft_id=https%3A%2F%2Fui.adsabs.harvard.edu%2Fabs%2F1964AJ.....69..853H%2Fabstract&rfr_id=info:sid/ja.wikipedia.org:%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3"><span style="display: none;"> </span></span></span> </li> <li id="cite_note-Tyler2002-7">^ <a href="#cite_ref-Tyler2002_7-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Tyler2002_7-1"><sup><i><b>b</b></i></sup></a> <span class="reference-text"><cite style="font-style:normal" class="citation" id="CITEREFTyler2002">Tyler, Craig (July 2002), <a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2002PhRvD..66b3509T/abstract">“Particle dark matter constraints from the Draco dwarf galaxy”</a>, <i>Physical Review D</i> <b>66</b> (2): 023509, <a href="/wiki/Doi_(%E8%AD%98%E5%88%A5%E5%AD%90)" class="mw-redirect" title="Doi (識別子)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1103%2FPhysRevD.66.023509">10.1103/PhysRevD.66.023509</a><span style="display:none;">, <a rel="nofollow" class="external free" href="https://ui.adsabs.harvard.edu/abs/2002PhRvD..66b3509T/abstract">https://ui.adsabs.harvard.edu/abs/2002PhRvD..66b3509T/abstract</a></span></cite><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.atitle=Particle+dark+matter+constraints+from+the+Draco+dwarf+galaxy&rft.jtitle=Physical+Review+D&rft.aulast=Tyler&rft.aufirst=Craig&rft.au=Tyler%2C%26%2332%3BCraig&rft.date=July+2002&rft.volume=66&rft.issue=2&rft.pages=023509&rft_id=info:doi/10.1103%2FPhysRevD.66.023509&rft_id=https%3A%2F%2Fui.adsabs.harvard.edu%2Fabs%2F2002PhRvD..66b3509T%2Fabstract&rfr_id=info:sid/ja.wikipedia.org:%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3"><span style="display: none;"> </span></span></span> </li> <li id="cite_note-Baade1961-8"><b><a href="#cite_ref-Baade1961_8-0">^</a></b> <span class="reference-text"><cite style="font-style:normal" class="citation" id="CITEREFBaadeSwope1961">Baade, Walter; Swope, Henrietta H. (September 1961), <a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/1961AJ.....66..300B/abstract">“The Draco system, a dwarf galaxy”</a>, <i>The Astronomical Journal</i> <b>66</b>: 300–347, <a href="/wiki/Doi_(%E8%AD%98%E5%88%A5%E5%AD%90)" class="mw-redirect" title="Doi (識別子)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1086%2F108431">10.1086/108431</a><span style="display:none;">, <a rel="nofollow" class="external free" href="https://ui.adsabs.harvard.edu/abs/1961AJ.....66..300B/abstract">https://ui.adsabs.harvard.edu/abs/1961AJ.....66..300B/abstract</a></span></cite><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.atitle=The+Draco+system%2C+a+dwarf+galaxy&rft.jtitle=The+Astronomical+Journal&rft.aulast=Baade&rft.aufirst=Walter&rft.au=Baade%2C%26%2332%3BWalter&rft.au=Swope%2C%26%2332%3BHenrietta+H.&rft.date=September+1961&rft.volume=66&rft.pages=300%E2%80%93347&rft_id=info:doi/10.1086%2F108431&rft_id=https%3A%2F%2Fui.adsabs.harvard.edu%2Fabs%2F1961AJ.....66..300B%2Fabstract&rfr_id=info:sid/ja.wikipedia.org:%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3"><span style="display: none;"> </span></span></span> </li> <li id="cite_note-Aparicioetal2001-9"><b><a href="#cite_ref-Aparicioetal2001_9-0">^</a></b> <span class="reference-text"><cite style="font-style:normal" class="citation" id="CITEREFAparicioCarreraMartínez-Delgado2001">Aparicio, Antonio; Carrera, Ricardo; Martínez-Delgado, David (November 2001), <a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2001AJ....122.2524A/abstract">“The Star Formation History and Morphological Evolution of the Draco Dwarf Spheroidal Galaxy”</a>, <i>The Astronomical Journal</i> <b>122</b> (5): 2524–2537, <a href="/wiki/Doi_(%E8%AD%98%E5%88%A5%E5%AD%90)" class="mw-redirect" title="Doi (識別子)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1086%2F323535">10.1086/323535</a><span style="display:none;">, <a rel="nofollow" class="external free" href="https://ui.adsabs.harvard.edu/abs/2001AJ....122.2524A/abstract">https://ui.adsabs.harvard.edu/abs/2001AJ....122.2524A/abstract</a></span></cite><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.atitle=The+Star+Formation+History+and+Morphological+Evolution+of+the+Draco+Dwarf+Spheroidal+Galaxy&rft.jtitle=The+Astronomical+Journal&rft.aulast=Aparicio&rft.aufirst=Antonio&rft.au=Aparicio%2C%26%2332%3BAntonio&rft.au=Carrera%2C%26%2332%3BRicardo&rft.au=Mart%C3%ADnez-Delgado%2C%26%2332%3BDavid&rft.date=November+2001&rft.volume=122&rft.issue=5&rft.pages=2524%E2%80%932537&rft_id=info:doi/10.1086%2F323535&rft_id=https%3A%2F%2Fui.adsabs.harvard.edu%2Fabs%2F2001AJ....122.2524A%2Fabstract&rfr_id=info:sid/ja.wikipedia.org:%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3"><span style="display: none;"> </span></span></span> </li> <li id="cite_note-Mashchenkoetal2006-10"><b><a href="#cite_ref-Mashchenkoetal2006_10-0">^</a></b> <span class="reference-text"><cite style="font-style:normal" class="citation" id="CITEREFMashchenkoSillsCouchman2006">Mashchenko, Sergey; Sills, Alison; Couchman, H. M. (March 2006), <a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2006ApJ...640..252M/abstract">“Constraining Global Properties of the Draco Dwarf Spheroidal Galaxy”</a>, <i>The Astrophysical Journal</i> <b>640</b> (1): 252–269, <a href="/wiki/Doi_(%E8%AD%98%E5%88%A5%E5%AD%90)" class="mw-redirect" title="Doi (識別子)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1086%2F499940">10.1086/499940</a><span style="display:none;">, <a rel="nofollow" class="external free" href="https://ui.adsabs.harvard.edu/abs/2006ApJ...640..252M/abstract">https://ui.adsabs.harvard.edu/abs/2006ApJ...640..252M/abstract</a></span></cite><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.atitle=Constraining+Global+Properties+of+the+Draco+Dwarf+Spheroidal+Galaxy&rft.jtitle=The+Astrophysical+Journal&rft.aulast=Mashchenko&rft.aufirst=Sergey&rft.au=Mashchenko%2C%26%2332%3BSergey&rft.au=Sills%2C%26%2332%3BAlison&rft.au=Couchman%2C%26%2332%3BH.+M.&rft.date=March+2006&rft.volume=640&rft.issue=1&rft.pages=252%E2%80%93269&rft_id=info:doi/10.1086%2F499940&rft_id=https%3A%2F%2Fui.adsabs.harvard.edu%2Fabs%2F2006ApJ...640..252M%2Fabstract&rfr_id=info:sid/ja.wikipedia.org:%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3"><span style="display: none;"> </span></span></span> </li> </ol></div> <div class="mw-heading mw-heading2"><h2 id="外部リンク"><span id=".E5.A4.96.E9.83.A8.E3.83.AA.E3.83.B3.E3.82.AF"></span>外部リンク</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%E3%82%8A%E3%82%85%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3&action=edit&section=6" title="節を編集: 外部リンク"><span>編集</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li class="mw-empty-elt"></li> <li>りゅう座矮小銀河 - <a href="/wiki/Wikisky" title="Wikisky">Wikisky</a>: <a rel="nofollow" class="external text" href="https://www.wikisky.org/?object=Draco_Dwarf&img_source=DSS2">DSS2</a>、<a rel="nofollow" class="external text" href="https://www.wikisky.org/?object=Draco_Dwarf&img_source=SDSS">SDSS</a>、<a rel="nofollow" class="external text" href="https://www.wikisky.org/?object=Draco_Dwarf&img_source=GALEX">GALEX</a>、<a rel="nofollow" class="external text" href="https://www.wikisky.org/?object=Draco_Dwarf&img_source=IRAS">IRAS</a>、<a rel="nofollow" class="external text" href="https://www.wikisky.org/?object=Draco_Dwarf&img_source=HALPHA">Hα</a>、<a rel="nofollow" class="external text" href="https://www.wikisky.org/?object=Draco_Dwarf&img_source=RASS">X線</a>、<a rel="nofollow" class="external text" href="https://www.wikisky.org/?object=Draco_Dwarf&img_source=IMG_all">天体写真</a>、<a rel="nofollow" class="external text" href="https://www.wikisky.org/?object=Draco_Dwarf">天体地図</a>、<a rel="nofollow" class="external text" href="https://www.wikisky.org/starview?object=Draco_Dwarf">記事と写真</a></li></ul> <p><span id="coordinates" class="plainlinks nourlexpansion"><a href="/wiki/%E5%A4%A9%E7%90%83%E5%BA%A7%E6%A8%99%E7%B3%BB" title="天球座標系">座標</a>: <span typeof="mw:File"><span title="星図"><img alt="星図" src="//upload.wikimedia.org/wikipedia/commons/thumb/e/e4/Jupiter_and_moon.png/20px-Jupiter_and_moon.png" decoding="async" width="20" height="20" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/e4/Jupiter_and_moon.png/30px-Jupiter_and_moon.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/e4/Jupiter_and_moon.png/40px-Jupiter_and_moon.png 2x" data-file-width="128" data-file-height="128" /></span></span> <a rel="nofollow" class="external text" href="https://www.wikisky.org/?ra=17.336777777778&de=57.915277777778&zoom=6&show_grid=1&show_constellation_lines=1&show_constellation_boundaries=1&show_const_names=1&show_galaxies=1&img_source=IMG_all">17<sup>h</sup> 20<sup>m</sup> 12.4<sup>s</sup>, +57° 54′ 55″</a></span> </p> <div class="navbox" aria-labelledby="銀河系" style="border-collapse:collapse;padding:3px"><table class="nowraplinks mw-collapsible autocollapse navbox-inner" style="background:transparent;color:inherit;min-width:100%;border-spacing:0px;border-collapse:separate"><tbody><tr><th scope="col" class="navbox-title" colspan="3"><div style="float:left;width:6em;text-align:left"><div class="noprint plainlinks navbar hlist" style="white-space:nowrap;font-size:60%;font-weight:normal;background-color:transparent;padding:0;color:#000;;border:none;"><ul style="display:inline"><li><a href="/wiki/Template:%E9%8A%80%E6%B2%B3%E7%B3%BB" title="Template:銀河系"><span title="このテンプレートを表示します" style="font-size:125%;;;border:none;">表</span></a></li><li><a href="/w/index.php?title=Template%E2%80%90%E3%83%8E%E3%83%BC%E3%83%88:%E9%8A%80%E6%B2%B3%E7%B3%BB&action=edit&redlink=1" class="new" title="「Template‐ノート:銀河系」 (存在しないページ)"><span title="このテンプレートのノートを表示します" style="font-size:125%;color:#002bb8;;;border:none;">話</span></a></li><li><a class="external text" href="https://ja.wikipedia.org/w/index.php?title=Template%3A%E9%8A%80%E6%B2%B3%E7%B3%BB&action=edit"><span title="このテンプレートを編集します。保存の前にプレビューを忘れずに。" style="font-size:125%;color:#002bb8;;;border:none;">編</span></a></li><li><a class="external text" href="https://ja.wikipedia.org/w/index.php?title=Template%3A%E9%8A%80%E6%B2%B3%E7%B3%BB&action=history"><span title="このテンプレートの過去の版を表示します" style="font-size:125%;color:#002bb8;;;border:none;">歴</span></a></li></ul></div></div><div id="銀河系" style="font-size:110%;margin:0 6em"><a href="/wiki/%E9%8A%80%E6%B2%B3%E7%B3%BB" title="銀河系">銀河系</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">場所</th><td class="navbox-list navbox-odd hlist" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/%E9%8A%80%E6%B2%B3%E7%B3%BB%E3%81%AE%E4%BC%B4%E9%8A%80%E6%B2%B3%E4%B8%80%E8%A6%A7" title="銀河系の伴銀河一覧">銀河系の伴銀河</a> → <a href="/wiki/%E5%B1%80%E6%89%80%E9%8A%80%E6%B2%B3%E7%BE%A4" title="局所銀河群">局所銀河群</a> → <a href="/wiki/%E3%81%8A%E3%81%A8%E3%82%81%E5%BA%A7%E8%B6%85%E9%8A%80%E6%B2%B3%E5%9B%A3" title="おとめ座超銀河団">おとめ座超銀河団</a> → <a href="/wiki/%E3%81%86%E3%81%8A%E5%BA%A7%E3%83%BB%E3%81%8F%E3%81%98%E3%82%89%E5%BA%A7%E8%B6%85%E9%8A%80%E6%B2%B3%E5%9B%A3Complex" title="うお座・くじら座超銀河団Complex">うお座・くじら座超銀河団Complex</a> → <a href="/wiki/%E8%A6%B3%E6%B8%AC%E5%8F%AF%E8%83%BD%E3%81%AA%E5%AE%87%E5%AE%99" title="観測可能な宇宙">観測可能な宇宙</a> → <a href="/wiki/%E5%AE%87%E5%AE%99" title="宇宙">宇宙</a></li></ul> </div></td><td class="navbox-image" rowspan="4" style="width:1px;padding:0px 0px 0px 2px"><div><figure class="mw-halign-right" typeof="mw:File"><a href="/wiki/%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB:Milky_Way_2005.jpg" class="mw-file-description" title="天の川銀河"><img alt="天の川銀河" src="//upload.wikimedia.org/wikipedia/commons/thumb/0/09/Milky_Way_2005.jpg/85px-Milky_Way_2005.jpg" decoding="async" width="85" height="85" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/09/Milky_Way_2005.jpg/128px-Milky_Way_2005.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/09/Milky_Way_2005.jpg/170px-Milky_Way_2005.jpg 2x" data-file-width="1350" data-file-height="1350" /></a><figcaption>天の川銀河</figcaption></figure></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">銀河核</th><td class="navbox-list navbox-even hlist" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/%E9%8A%80%E6%B2%B3%E6%A0%B8" class="mw-redirect" title="銀河核">銀河系の中心</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">渦状腕</th><td class="navbox-list navbox-odd hlist" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/%E3%82%AA%E3%83%AA%E3%82%AA%E3%83%B3%E8%85%95" title="オリオン腕">オリオン</a></li> <li><a href="/wiki/%E3%81%9F%E3%81%A6%E3%83%BB%E3%82%B1%E3%83%B3%E3%82%BF%E3%82%A6%E3%83%AB%E3%82%B9%E8%85%95" title="たて・ケンタウルス腕">ケンタウルス</a></li> <li><a href="/wiki/%E3%83%9A%E3%83%AB%E3%82%BB%E3%82%A6%E3%82%B9%E8%85%95" title="ペルセウス腕">ペルセウス</a></li> <li><a href="/wiki/%E3%81%98%E3%82%87%E3%81%86%E3%81%8E%E8%85%95" title="じょうぎ腕">じょうぎ</a></li> <li><a href="/wiki/%E3%81%84%E3%81%A6%E3%83%BB%E3%82%8A%E3%82%85%E3%81%86%E3%81%93%E3%81%A4%E8%85%95" title="いて・りゅうこつ腕">いて</a></li> <li><a href="/wiki/%E8%BF%913%E3%82%AD%E3%83%AD%E3%83%91%E3%83%BC%E3%82%BB%E3%82%AF%E6%B8%A6%E7%8A%B6%E8%85%95" title="近3キロパーセク渦状腕">近3kpc</a></li> <li><a href="/wiki/%E9%81%A03%E3%82%AD%E3%83%AD%E3%83%91%E3%83%BC%E3%82%BB%E3%82%AF%E6%B8%A6%E7%8A%B6%E8%85%95" title="遠3キロパーセク渦状腕">遠3kpc</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/%E9%8A%80%E6%B2%B3%E7%B3%BB%E3%81%AE%E4%BC%B4%E9%8A%80%E6%B2%B3%E4%B8%80%E8%A6%A7" title="銀河系の伴銀河一覧">伴銀河</a></th><td class="navbox-list navbox-even hlist" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"> </div><table class="nowraplinks navbox-subgroup" style="min-width:100%;border-spacing:0px;border-collapse:separate"><tbody><tr><th scope="row" class="navbox-group" style="width:1%;padding:0 0.75em;"><a href="/wiki/%E3%83%9E%E3%82%BC%E3%83%A9%E3%83%B3%E9%9B%B2" title="マゼラン雲">マゼラン雲</a></th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/%E5%A4%A7%E3%83%9E%E3%82%BC%E3%83%A9%E3%83%B3%E9%9B%B2" title="大マゼラン雲">大マゼラン雲</a></li> <li><a href="/wiki/%E5%B0%8F%E3%83%9E%E3%82%BC%E3%83%A9%E3%83%B3%E9%9B%B2" title="小マゼラン雲">小マゼラン雲</a></li> <li><a href="/wiki/%E3%83%9E%E3%82%BC%E3%83%A9%E3%83%8B%E3%83%83%E3%82%AF%E3%82%B9%E3%83%88%E3%83%AA%E3%83%BC%E3%83%A0" title="マゼラニックストリーム">マゼラニックストリーム</a></li> <li><a href="/wiki/%E3%83%9E%E3%82%BC%E3%83%A9%E3%83%8B%E3%83%83%E3%82%AF%E3%83%96%E3%83%AA%E3%83%83%E3%82%B8" title="マゼラニックブリッジ">マゼラニックブリッジ</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;padding:0 0.75em;"><a href="/wiki/%E3%81%84%E3%81%A6%E5%BA%A7%E7%9F%AE%E5%B0%8F%E6%A5%95%E5%86%86%E9%8A%80%E6%B2%B3" title="いて座矮小楕円銀河">いて座矮小楕円</a></th><td class="navbox-list navbox-even" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/%E3%81%84%E3%81%A6%E5%BA%A7%E3%82%B9%E3%83%88%E3%83%AA%E3%83%BC%E3%83%A0" title="いて座ストリーム">いて座ストリーム</a></li> <li><a href="/wiki/%E3%81%86%E3%81%97%E3%81%8B%E3%81%84%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3II" title="うしかい座矮小銀河II">うしかい座II</a></li> <li><a href="/wiki/%E3%81%8B%E3%81%BF%E3%81%AE%E3%81%91%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3" title="かみのけ座矮小銀河">かみのけ座</a></li> <li><a href="/wiki/M54_(%E5%A4%A9%E4%BD%93)" title="M54 (天体)">M54</a></li> <li><a href="/wiki/%E3%83%91%E3%83%AD%E3%83%9E%E3%83%BC12" title="パロマー12">パロマー12</a></li> <li><a href="/w/index.php?title=SEGUE_1&action=edit&redlink=1" class="new" title="「SEGUE 1」 (存在しないページ)">SEGUE 1</a></li> <li><a href="/wiki/SEGUE_2" title="SEGUE 2">SEGUE 2</a></li> <li><a href="/w/index.php?title=Terzan_7&action=edit&redlink=1" class="new" title="「Terzan 7」 (存在しないページ)">Terzan 7</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;padding:0 0.75em;"><a href="/wiki/%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3" title="矮小銀河">矮小</a></th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/%E3%81%86%E3%81%97%E3%81%8B%E3%81%84%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3" title="うしかい座矮小銀河">うしかい座</a></li> <li><a href="/wiki/%E3%81%86%E3%81%97%E3%81%8B%E3%81%84%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3III" title="うしかい座矮小銀河III">うしかい座III</a></li> <li><a href="/wiki/%E3%82%8A%E3%82%87%E3%81%86%E3%81%91%E3%82%93%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3" title="りょうけん座矮小銀河">りょうけん座</a></li> <li><a href="/wiki/%E3%82%8A%E3%82%87%E3%81%86%E3%81%91%E3%82%93%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3II" title="りょうけん座矮小銀河II">りょうけん座II</a></li> <li><a href="/wiki/%E3%81%8A%E3%81%8A%E3%81%84%E3%81%AC%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3" title="おおいぬ座矮小銀河">おおいぬ座</a></li> <li><a href="/wiki/%E3%82%8A%E3%82%85%E3%81%86%E3%81%93%E3%81%A4%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3" title="りゅうこつ座矮小銀河">りゅうこつ座</a></li> <li><a class="mw-selflink selflink">りゅう座</a></li> <li><a href="/wiki/%E3%82%8D%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3" title="ろ座矮小銀河">ろ座</a></li> <li><a href="/wiki/%E3%83%98%E3%83%AB%E3%82%AF%E3%83%AC%E3%82%B9%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3" title="ヘルクレス座矮小銀河">ヘルクレス座</a></li> <li><a href="/wiki/%E3%81%97%E3%81%97%E5%BA%A7I" title="しし座I">しし座I</a></li> <li><a href="/wiki/%E3%81%97%E3%81%97%E5%BA%A7II" title="しし座II">しし座II</a></li> <li><a href="/wiki/%E3%81%97%E3%81%97%E5%BA%A7IV" title="しし座IV">しし座IV</a></li> <li><a href="/wiki/%E3%81%97%E3%81%97%E5%BA%A7V" title="しし座V">しし座V</a></li> <li><a href="/wiki/%E3%81%BB%E3%81%86%E3%81%8A%E3%81%86%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3" title="ほうおう座矮小銀河">ほうおう座</a></li> <li><a href="/wiki/%E3%81%86%E3%81%8A%E5%BA%A7I" title="うお座I">うお座I</a></li> <li><a href="/wiki/%E3%81%86%E3%81%8A%E5%BA%A7II" title="うお座II">うお座II</a></li> <li><a href="/wiki/%E3%81%A1%E3%82%87%E3%81%86%E3%81%93%E3%81%8F%E3%81%97%E3%81%A4%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3" title="ちょうこくしつ座矮小銀河">ちょうこくしつ座</a></li> <li><a href="/wiki/%E3%82%8D%E3%81%8F%E3%81%B6%E3%82%93%E3%81%8E%E5%BA%A7%E7%9F%AE%E5%B0%8F%E6%A5%95%E5%86%86%E4%BD%93%E9%8A%80%E6%B2%B3" title="ろくぶんぎ座矮小楕円体銀河">ろくぶんぎ座</a></li> <li><a href="/wiki/%E3%81%8A%E3%81%8A%E3%81%90%E3%81%BE%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3I" title="おおぐま座矮小銀河I">おおぐま座I</a></li> <li><a href="/wiki/%E3%81%8A%E3%81%8A%E3%81%90%E3%81%BE%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3II" title="おおぐま座矮小銀河II">おおぐま座II</a></li> <li><a href="/wiki/%E3%81%93%E3%81%90%E3%81%BE%E5%BA%A7%E7%9F%AE%E5%B0%8F%E9%8A%80%E6%B2%B3" title="こぐま座矮小銀河">こぐま座</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;padding:0 0.75em;">その他</th><td class="navbox-list navbox-even" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/%E3%83%A2%E3%83%8E%E3%82%BB%E3%83%AD%E3%82%B9%E3%83%AA%E3%83%B3%E3%82%B0" title="モノセロスリング">モノセロスリング</a></li> <li><a href="/w/index.php?title=%E3%81%8A%E3%81%A8%E3%82%81%E5%BA%A7%E3%82%B9%E3%83%86%E3%83%A9%E3%83%BC%E3%82%B9%E3%83%88%E3%83%AA%E3%83%BC%E3%83%A0&action=edit&redlink=1" class="new" title="「おとめ座ステラーストリーム」 (存在しないページ)">おとめ座ストリーム</a></li> <li><a href="/w/index.php?title=Koposov_I&action=edit&redlink=1" class="new" title="「Koposov I」 (存在しないページ)">Koposov I</a></li> <li><a href="/w/index.php?title=Koposov_II&action=edit&redlink=1" class="new" title="「Koposov II」 (存在しないページ)">Koposov II</a></li> <li><a href="/w/index.php?title=SEGUE_3&action=edit&redlink=1" class="new" title="「SEGUE 3」 (存在しないページ)">SEGUE 3</a></li> <li><a href="/w/index.php?title=Willman_1&action=edit&redlink=1" class="new" title="「Willman 1」 (存在しないページ)">Willman 1</a></li></ul> </div></td></tr></tbody></table><div> </div></td></tr><tr><td class="navbox-abovebelow" colspan="3"> <span typeof="mw:File"><a href="/wiki/%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB:Folder_Hexagonal_Icon.svg" class="mw-file-description" title="カテゴリ"><img alt="カテゴリ" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/48/Folder_Hexagonal_Icon.svg/16px-Folder_Hexagonal_Icon.svg.png" decoding="async" width="16" height="14" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/48/Folder_Hexagonal_Icon.svg/24px-Folder_Hexagonal_Icon.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/48/Folder_Hexagonal_Icon.svg/32px-Folder_Hexagonal_Icon.svg.png 2x" data-file-width="36" data-file-height="31" /></a></span> <a href="/wiki/Category:%E9%8A%80%E6%B2%B3%E7%B3%BB" title="Category:銀河系">カテゴリ</a></td></tr></tbody></table></div>    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