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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">Início</div> </a> </li> <li id="toc-Obliquidade" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Obliquidade"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Obliquidade</span> </div> </a> <ul id="toc-Obliquidade-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Eratóstenes" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Eratóstenes"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Eratóstenes</span> </div> </a> <ul id="toc-Eratóstenes-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Sistema_Solar" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Sistema_Solar"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Sistema Solar</span> </div> </a> <ul id="toc-Sistema_Solar-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Ver_também" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Ver_também"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Ver também</span> </div> </a> <ul id="toc-Ver_também-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Referências" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Referências"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Referências</span> </div> </a> <ul id="toc-Referências-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Ligações_externas" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Ligações_externas"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>Ligações externas</span> </div> </a> <ul id="toc-Ligações_externas-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="Conteúdo" 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="Alternar o índice" > <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">Alternar o índice</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">Eclíptica</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="Ir para um artigo noutra língua. Disponível em 87 línguas" > <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-87" 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">87 línguas</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/Sonnebaan" title="Sonnebaan — africanês" lang="af" hreflang="af" data-title="Sonnebaan" data-language-autonym="Afrikaans" data-language-local-name="africanês" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-als mw-list-item"><a href="https://als.wikipedia.org/wiki/Ekliptik" title="Ekliptik — alemão suíço" lang="gsw" hreflang="gsw" data-title="Ekliptik" data-language-autonym="Alemannisch" data-language-local-name="alemão suíço" class="interlanguage-link-target"><span>Alemannisch</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%AF%D8%A7%D8%A6%D8%B1%D8%A9_%D8%A7%D9%84%D9%83%D8%B3%D9%88%D9%81" title="دائرة الكسوف — árabe" lang="ar" hreflang="ar" data-title="دائرة الكسوف" data-language-autonym="العربية" data-language-local-name="árabe" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/Ecl%C3%ADptica" title="Eclíptica — asturiano" lang="ast" hreflang="ast" data-title="Eclíptica" data-language-autonym="Asturianu" data-language-local-name="asturiano" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Ekliptika" title="Ekliptika — azerbaijano" lang="az" hreflang="az" data-title="Ekliptika" data-language-autonym="Azərbaycanca" data-language-local-name="azerbaijano" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%AD%D0%BA%D0%BB%D1%96%D0%BF%D1%82%D1%8B%D0%BA%D0%B0" title="Экліптыка — bielorrusso" lang="be" hreflang="be" data-title="Экліптыка" data-language-autonym="Беларуская" data-language-local-name="bielorrusso" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%95%D0%BA%D0%BB%D0%B8%D0%BF%D1%82%D0%B8%D0%BA%D0%B0" title="Еклиптика — búlgaro" lang="bg" hreflang="bg" data-title="Еклиптика" data-language-autonym="Български" data-language-local-name="búlgaro" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-br mw-list-item"><a href="https://br.wikipedia.org/wiki/Ekliptik" title="Ekliptik — bretão" lang="br" hreflang="br" data-title="Ekliptik" data-language-autonym="Brezhoneg" data-language-local-name="bretão" class="interlanguage-link-target"><span>Brezhoneg</span></a></li><li class="interlanguage-link interwiki-bs badge-Q17437798 badge-goodarticle mw-list-item" title="artigo bom"><a href="https://bs.wikipedia.org/wiki/Ekliptika" title="Ekliptika — bósnio" lang="bs" hreflang="bs" data-title="Ekliptika" data-language-autonym="Bosanski" data-language-local-name="bósnio" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Ecl%C3%ADptica" title="Eclíptica — catalão" lang="ca" hreflang="ca" data-title="Eclíptica" data-language-autonym="Català" data-language-local-name="catalão" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%D8%AE%D9%88%D9%84%DA%AF%DB%95%DB%8C_%D8%AE%DB%86%D8%B1" title="خولگەی خۆر — curdo central" lang="ckb" hreflang="ckb" data-title="خولگەی خۆر" data-language-autonym="کوردی" data-language-local-name="curdo central" class="interlanguage-link-target"><span>کوردی</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Ekliptika" title="Ekliptika — checo" lang="cs" hreflang="cs" data-title="Ekliptika" data-language-autonym="Čeština" data-language-local-name="checo" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-cv mw-list-item"><a href="https://cv.wikipedia.org/wiki/%D0%AD%D0%BA%D0%BB%D0%B8%D0%BF%D1%82%D0%B8%D0%BA%D0%B0" title="Эклиптика — chuvash" lang="cv" hreflang="cv" data-title="Эклиптика" data-language-autonym="Чӑвашла" data-language-local-name="chuvash" class="interlanguage-link-target"><span>Чӑвашла</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Ekliptika" title="Ekliptika — dinamarquês" lang="da" hreflang="da" data-title="Ekliptika" data-language-autonym="Dansk" data-language-local-name="dinamarquês" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Ekliptik" title="Ekliptik — alemão" lang="de" hreflang="de" data-title="Ekliptik" data-language-autonym="Deutsch" data-language-local-name="alemão" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-dsb mw-list-item"><a href="https://dsb.wikipedia.org/wiki/Ekliptika" title="Ekliptika — baixo sorábio" lang="dsb" hreflang="dsb" data-title="Ekliptika" data-language-autonym="Dolnoserbski" data-language-local-name="baixo sorábio" class="interlanguage-link-target"><span>Dolnoserbski</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%95%CE%BA%CE%BB%CE%B5%CE%B9%CF%80%CF%84%CE%B9%CE%BA%CE%AE" title="Εκλειπτική — grego" lang="el" hreflang="el" data-title="Εκλειπτική" data-language-autonym="Ελληνικά" data-language-local-name="grego" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en badge-Q17437798 badge-goodarticle mw-list-item" title="artigo bom"><a href="https://en.wikipedia.org/wiki/Ecliptic" title="Ecliptic — inglês" lang="en" hreflang="en" data-title="Ecliptic" data-language-autonym="English" data-language-local-name="inglês" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Ekliptiko" title="Ekliptiko — esperanto" lang="eo" hreflang="eo" data-title="Ekliptiko" data-language-autonym="Esperanto" data-language-local-name="esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Ecl%C3%ADptica" title="Eclíptica — espanhol" lang="es" hreflang="es" data-title="Eclíptica" data-language-autonym="Español" data-language-local-name="espanhol" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Ekliptika" title="Ekliptika — estónio" lang="et" hreflang="et" data-title="Ekliptika" data-language-autonym="Eesti" data-language-local-name="estónio" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Ekliptika" title="Ekliptika — basco" lang="eu" hreflang="eu" data-title="Ekliptika" data-language-autonym="Euskara" data-language-local-name="basco" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%AF%D8%A7%DB%8C%D8%B1%D8%A9%D8%A7%D9%84%D8%A8%D8%B1%D9%88%D8%AC" title="دایرةالبروج — persa" lang="fa" hreflang="fa" data-title="دایرةالبروج" data-language-autonym="فارسی" data-language-local-name="persa" 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/Ekliptika" title="Ekliptika — finlandês" lang="fi" hreflang="fi" data-title="Ekliptika" data-language-autonym="Suomi" data-language-local-name="finlandês" 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/%C3%89cliptique" title="Écliptique — francês" lang="fr" hreflang="fr" data-title="Écliptique" data-language-autonym="Français" data-language-local-name="francês" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-fur mw-list-item"><a href="https://fur.wikipedia.org/wiki/Eclitiche" title="Eclitiche — friulano" lang="fur" hreflang="fur" data-title="Eclitiche" data-language-autonym="Furlan" data-language-local-name="friulano" class="interlanguage-link-target"><span>Furlan</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/%C3%89iclipteach" title="Éiclipteach — irlandês" lang="ga" hreflang="ga" data-title="Éiclipteach" data-language-autonym="Gaeilge" data-language-local-name="irlandês" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Ecl%C3%ADptica" title="Eclíptica — galego" lang="gl" hreflang="gl" data-title="Eclíptica" data-language-autonym="Galego" data-language-local-name="galego" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%9E%D7%99%D7%A9%D7%95%D7%A8_%D7%94%D7%9E%D7%99%D7%9C%D7%A7%D7%94" title="מישור המילקה — hebraico" lang="he" hreflang="he" data-title="מישור המילקה" data-language-autonym="עברית" data-language-local-name="hebraico" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%B8%E0%A5%82%E0%A4%B0%E0%A5%8D%E0%A4%AF%E0%A4%AA%E0%A4%A5" title="सूर्यपथ — hindi" lang="hi" hreflang="hi" data-title="सूर्यपथ" data-language-autonym="हिन्दी" data-language-local-name="hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Ekliptika" title="Ekliptika — croata" lang="hr" hreflang="hr" data-title="Ekliptika" data-language-autonym="Hrvatski" data-language-local-name="croata" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-hsb mw-list-item"><a href="https://hsb.wikipedia.org/wiki/Ekliptika" title="Ekliptika — alto sorábio" lang="hsb" hreflang="hsb" data-title="Ekliptika" data-language-autonym="Hornjoserbsce" data-language-local-name="alto sorábio" class="interlanguage-link-target"><span>Hornjoserbsce</span></a></li><li class="interlanguage-link interwiki-ht mw-list-item"><a href="https://ht.wikipedia.org/wiki/Ekliptik" title="Ekliptik — haitiano" lang="ht" hreflang="ht" data-title="Ekliptik" data-language-autonym="Kreyòl ayisyen" data-language-local-name="haitiano" class="interlanguage-link-target"><span>Kreyòl ayisyen</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Ekliptika" title="Ekliptika — húngaro" lang="hu" hreflang="hu" data-title="Ekliptika" data-language-autonym="Magyar" data-language-local-name="húngaro" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D4%BD%D5%A1%D5%BE%D5%A1%D6%80%D5%A1%D5%AE%D5%AB%D6%80" title="Խավարածիր — arménio" lang="hy" hreflang="hy" data-title="Խավարածիր" data-language-autonym="Հայերեն" data-language-local-name="arménio" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Ekliptika" title="Ekliptika — indonésio" lang="id" hreflang="id" data-title="Ekliptika" data-language-autonym="Bahasa Indonesia" data-language-local-name="indonésio" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-ig mw-list-item"><a href="https://ig.wikipedia.org/wiki/Ecliptic" title="Ecliptic — igbo" lang="ig" hreflang="ig" data-title="Ecliptic" data-language-autonym="Igbo" data-language-local-name="igbo" class="interlanguage-link-target"><span>Igbo</span></a></li><li class="interlanguage-link interwiki-io mw-list-item"><a href="https://io.wikipedia.org/wiki/Ekliptiko" title="Ekliptiko — ido" lang="io" hreflang="io" data-title="Ekliptiko" data-language-autonym="Ido" data-language-local-name="ido" class="interlanguage-link-target"><span>Ido</span></a></li><li class="interlanguage-link interwiki-is mw-list-item"><a href="https://is.wikipedia.org/wiki/S%C3%B3lbaugur" title="Sólbaugur — islandês" lang="is" hreflang="is" data-title="Sólbaugur" data-language-autonym="Íslenska" data-language-local-name="islandês" class="interlanguage-link-target"><span>Íslenska</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Eclittica" title="Eclittica — italiano" lang="it" hreflang="it" data-title="Eclittica" data-language-autonym="Italiano" data-language-local-name="italiano" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E9%BB%84%E9%81%93" title="黄道 — japonês" lang="ja" hreflang="ja" data-title="黄道" data-language-autonym="日本語" data-language-local-name="japonês" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%94%E1%83%99%E1%83%9A%E1%83%98%E1%83%9E%E1%83%A2%E1%83%98%E1%83%99%E1%83%90" title="ეკლიპტიკა — georgiano" lang="ka" hreflang="ka" data-title="ეკლიპტიკა" data-language-autonym="ქართული" data-language-local-name="georgiano" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%AD%D0%BA%D0%BB%D0%B8%D0%BF%D1%82%D0%B8%D0%BA%D0%B0" title="Эклиптика — cazaque" lang="kk" hreflang="kk" data-title="Эклиптика" data-language-autonym="Қазақша" data-language-local-name="cazaque" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-kn mw-list-item"><a href="https://kn.wikipedia.org/wiki/%E0%B2%95%E0%B3%8D%E0%B2%B0%E0%B2%BE%E0%B2%82%E0%B2%A4%E0%B2%BF%E0%B2%B5%E0%B3%83%E0%B2%A4%E0%B3%8D%E0%B2%A4" title="ಕ್ರಾಂತಿವೃತ್ತ — canarim" lang="kn" hreflang="kn" data-title="ಕ್ರಾಂತಿವೃತ್ತ" data-language-autonym="ಕನ್ನಡ" data-language-local-name="canarim" class="interlanguage-link-target"><span>ಕನ್ನಡ</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%ED%99%A9%EB%8F%84" title="황도 — coreano" lang="ko" hreflang="ko" data-title="황도" data-language-autonym="한국어" data-language-local-name="coreano" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-ky mw-list-item"><a href="https://ky.wikipedia.org/wiki/%D0%AD%D0%BA%D0%BB%D0%B8%D0%BF%D1%82%D0%B8%D0%BA%D0%B0" title="Эклиптика — quirguiz" lang="ky" hreflang="ky" data-title="Эклиптика" data-language-autonym="Кыргызча" data-language-local-name="quirguiz" class="interlanguage-link-target"><span>Кыргызча</span></a></li><li class="interlanguage-link interwiki-la mw-list-item"><a href="https://la.wikipedia.org/wiki/Linea_ecliptica" title="Linea ecliptica — latim" lang="la" hreflang="la" data-title="Linea ecliptica" data-language-autonym="Latina" data-language-local-name="latim" class="interlanguage-link-target"><span>Latina</span></a></li><li class="interlanguage-link interwiki-lb mw-list-item"><a href="https://lb.wikipedia.org/wiki/Ekliptik" title="Ekliptik — luxemburguês" lang="lb" hreflang="lb" data-title="Ekliptik" data-language-autonym="Lëtzebuergesch" data-language-local-name="luxemburguês" class="interlanguage-link-target"><span>Lëtzebuergesch</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Ekliptika" title="Ekliptika — lituano" lang="lt" hreflang="lt" data-title="Ekliptika" data-language-autonym="Lietuvių" data-language-local-name="lituano" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Ekliptika" title="Ekliptika — letão" lang="lv" hreflang="lv" data-title="Ekliptika" data-language-autonym="Latviešu" data-language-local-name="letão" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-mg mw-list-item"><a href="https://mg.wikipedia.org/wiki/Ekliptika" title="Ekliptika — malgaxe" lang="mg" hreflang="mg" data-title="Ekliptika" data-language-autonym="Malagasy" data-language-local-name="malgaxe" class="interlanguage-link-target"><span>Malagasy</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%95%D0%BA%D0%BB%D0%B8%D0%BF%D1%82%D0%B8%D0%BA%D0%B0" title="Еклиптика — macedónio" lang="mk" hreflang="mk" data-title="Еклиптика" data-language-autonym="Македонски" data-language-local-name="macedónio" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%95%E0%B5%8D%E0%B4%B0%E0%B4%BE%E0%B4%A8%E0%B5%8D%E0%B4%A4%E0%B4%BF%E0%B4%B5%E0%B5%83%E0%B4%A4%E0%B5%8D%E0%B4%A4%E0%B4%82" title="ക്രാന്തിവൃത്തം — malaiala" lang="ml" hreflang="ml" data-title="ക്രാന്തിവൃത്തം" data-language-autonym="മലയാളം" data-language-local-name="malaiala" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-mr mw-list-item"><a href="https://mr.wikipedia.org/wiki/%E0%A4%95%E0%A5%8D%E0%A4%B0%E0%A4%BE%E0%A4%82%E0%A4%A4%E0%A4%BF%E0%A4%B5%E0%A5%83%E0%A4%A4%E0%A5%8D%E0%A4%A4" title="क्रांतिवृत्त — marata" lang="mr" hreflang="mr" data-title="क्रांतिवृत्त" data-language-autonym="मराठी" data-language-local-name="marata" class="interlanguage-link-target"><span>मराठी</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Ekliptik" title="Ekliptik — malaio" lang="ms" hreflang="ms" data-title="Ekliptik" data-language-autonym="Bahasa Melayu" data-language-local-name="malaio" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-mzn mw-list-item"><a href="https://mzn.wikipedia.org/wiki/%D8%AF%D8%A7%DB%8C%D8%B1%D8%A9%D8%A7%D9%84%D8%A8%D8%B1%D9%88%D8%AC" title="دایرةالبروج — mazandarani" lang="mzn" hreflang="mzn" data-title="دایرةالبروج" data-language-autonym="مازِرونی" data-language-local-name="mazandarani" class="interlanguage-link-target"><span>مازِرونی</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Ecliptica_(astronomie)" title="Ecliptica (astronomie) — neerlandês" lang="nl" hreflang="nl" data-title="Ecliptica (astronomie)" data-language-autonym="Nederlands" data-language-local-name="neerlandês" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Ekliptikken" title="Ekliptikken — norueguês nynorsk" lang="nn" hreflang="nn" data-title="Ekliptikken" data-language-autonym="Norsk nynorsk" data-language-local-name="norueguês nynorsk" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Ekliptikken" title="Ekliptikken — norueguês bokmål" lang="nb" hreflang="nb" data-title="Ekliptikken" data-language-autonym="Norsk bokmål" data-language-local-name="norueguês bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/Ecliptica" title="Ecliptica — occitano" lang="oc" hreflang="oc" data-title="Ecliptica" data-language-autonym="Occitan" data-language-local-name="occitano" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-pa mw-list-item"><a href="https://pa.wikipedia.org/wiki/%E0%A8%B8%E0%A9%82%E0%A8%B0%E0%A8%9C%E0%A9%80_%E0%A8%AA%E0%A9%B0%E0%A8%A7" title="ਸੂਰਜੀ ਪੰਧ — panjabi" lang="pa" hreflang="pa" data-title="ਸੂਰਜੀ ਪੰਧ" data-language-autonym="ਪੰਜਾਬੀ" data-language-local-name="panjabi" class="interlanguage-link-target"><span>ਪੰਜਾਬੀ</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Ekliptyka" title="Ekliptyka — polaco" lang="pl" hreflang="pl" data-title="Ekliptyka" data-language-autonym="Polski" data-language-local-name="polaco" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Ecliptic%C4%83" title="Ecliptică — romeno" lang="ro" hreflang="ro" data-title="Ecliptică" data-language-autonym="Română" data-language-local-name="romeno" 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%AD%D0%BA%D0%BB%D0%B8%D0%BF%D1%82%D0%B8%D0%BA%D0%B0" title="Эклиптика — russo" lang="ru" hreflang="ru" data-title="Эклиптика" data-language-autonym="Русский" data-language-local-name="russo" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-rue mw-list-item"><a href="https://rue.wikipedia.org/wiki/%D0%95%D0%BA%D0%BB%D0%B8%D0%BF%D1%82%D0%B8%D0%BA%D0%B0" title="Еклиптика — Rusyn" lang="rue" hreflang="rue" data-title="Еклиптика" data-language-autonym="Русиньскый" data-language-local-name="Rusyn" class="interlanguage-link-target"><span>Русиньскый</span></a></li><li class="interlanguage-link interwiki-sah mw-list-item"><a href="https://sah.wikipedia.org/wiki/%D0%AD%D0%BA%D0%BB%D0%B8%D0%BF%D1%82%D0%B8%D0%BA%D0%B0" title="Эклиптика — sakha" lang="sah" hreflang="sah" data-title="Эклиптика" data-language-autonym="Саха тыла" data-language-local-name="sakha" class="interlanguage-link-target"><span>Саха тыла</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Ekliptika" title="Ekliptika — servo-croata" lang="sh" hreflang="sh" data-title="Ekliptika" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="servo-croata" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Ecliptic" title="Ecliptic — Simple English" lang="en-simple" hreflang="en-simple" data-title="Ecliptic" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Ekliptika" title="Ekliptika — eslovaco" lang="sk" hreflang="sk" data-title="Ekliptika" data-language-autonym="Slovenčina" data-language-local-name="eslovaco" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Ekliptika" title="Ekliptika — esloveno" lang="sl" hreflang="sl" data-title="Ekliptika" data-language-autonym="Slovenščina" data-language-local-name="esloveno" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%95%D0%BA%D0%BB%D0%B8%D0%BF%D1%82%D0%B8%D0%BA%D0%B0" title="Еклиптика — sérvio" lang="sr" hreflang="sr" data-title="Еклиптика" data-language-autonym="Српски / srpski" data-language-local-name="sérvio" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Ekliptikan" title="Ekliptikan — sueco" lang="sv" hreflang="sv" data-title="Ekliptikan" data-language-autonym="Svenska" data-language-local-name="sueco" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-sw mw-list-item"><a href="https://sw.wikipedia.org/wiki/Njia_ya_Jua" title="Njia ya Jua — suaíli" lang="sw" hreflang="sw" data-title="Njia ya Jua" data-language-autonym="Kiswahili" data-language-local-name="suaíli" class="interlanguage-link-target"><span>Kiswahili</span></a></li><li class="interlanguage-link interwiki-te mw-list-item"><a href="https://te.wikipedia.org/wiki/%E0%B0%9C%E0%B1%8D%E0%B0%AF%E0%B1%8B%E0%B0%A4%E0%B0%BF%E0%B0%B6%E0%B1%8D%E0%B0%9A%E0%B0%95%E0%B1%8D%E0%B0%B0%E0%B0%82" title="జ్యోతిశ్చక్రం — telugu" lang="te" hreflang="te" data-title="జ్యోతిశ్చక్రం" data-language-autonym="తెలుగు" data-language-local-name="telugu" class="interlanguage-link-target"><span>తెలుగు</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%AA%E0%B8%B8%E0%B8%A3%E0%B8%B4%E0%B8%A2%E0%B8%A7%E0%B8%B4%E0%B8%96%E0%B8%B5" title="สุริยวิถี — tailandês" lang="th" hreflang="th" data-title="สุริยวิถี" data-language-autonym="ไทย" data-language-local-name="tailandês" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Tutulum" title="Tutulum — turco" lang="tr" hreflang="tr" data-title="Tutulum" data-language-autonym="Türkçe" data-language-local-name="turco" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-tt mw-list-item"><a href="https://tt.wikipedia.org/wiki/%D0%AD%D0%BA%D0%BB%D0%B8%D0%BF%D1%82%D0%B8%D0%BA%D0%B0" title="Эклиптика — tatar" lang="tt" hreflang="tt" data-title="Эклиптика" data-language-autonym="Татарча / tatarça" data-language-local-name="tatar" class="interlanguage-link-target"><span>Татарча / tatarça</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%95%D0%BA%D0%BB%D1%96%D0%BF%D1%82%D0%B8%D0%BA%D0%B0" title="Екліптика — ucraniano" lang="uk" hreflang="uk" data-title="Екліптика" data-language-autonym="Українська" data-language-local-name="ucraniano" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-ur mw-list-item"><a href="https://ur.wikipedia.org/wiki/%D8%AF%D8%A7%D8%A6%D8%B1%DB%83_%D8%A7%D9%84%D8%A8%D8%B1%D9%88%D8%AC" title="دائرۃ البروج — urdu" lang="ur" hreflang="ur" data-title="دائرۃ البروج" data-language-autonym="اردو" data-language-local-name="urdu" class="interlanguage-link-target"><span>اردو</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Ekliptika" title="Ekliptika — usbeque" lang="uz" hreflang="uz" data-title="Ekliptika" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="usbeque" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-vi badge-Q17437798 badge-goodarticle mw-list-item" title="artigo bom"><a href="https://vi.wikipedia.org/wiki/Ho%C3%A0ng_%C4%91%E1%BA%A1o" title="Hoàng đạo — vietnamita" lang="vi" hreflang="vi" data-title="Hoàng đạo" data-language-autonym="Tiếng Việt" data-language-local-name="vietnamita" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E9%BB%83%E9%81%93" title="黃道 — wu" lang="wuu" hreflang="wuu" data-title="黃道" data-language-autonym="吴语" data-language-local-name="wu" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-zgh mw-list-item"><a href="https://zgh.wikipedia.org/wiki/%E2%B4%B0%E2%B4%B1%E2%B5%94%E2%B5%89%E2%B4%B7_%E2%B5%8F_%E2%B5%9C%E2%B4%B0%E2%B4%BC%E2%B5%93%E2%B4%BD%E2%B5%9C" title="ⴰⴱⵔⵉⴷ ⵏ ⵜⴰⴼⵓⴽⵜ — tamazight marroquino padrão" lang="zgh" hreflang="zgh" data-title="ⴰⴱⵔⵉⴷ ⵏ ⵜⴰⴼⵓⴽⵜ" data-language-autonym="ⵜⴰⵎⴰⵣⵉⵖⵜ ⵜⴰⵏⴰⵡⴰⵢⵜ" data-language-local-name="tamazight marroquino padrão" class="interlanguage-link-target"><span>ⵜⴰⵎⴰⵣⵉⵖⵜ ⵜⴰⵏⴰⵡⴰⵢⵜ</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E9%BB%84%E9%81%93" title="黄道 — chinês" lang="zh" hreflang="zh" data-title="黄道" data-language-autonym="中文" data-language-local-name="chinês" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-zh-classical mw-list-item"><a href="https://zh-classical.wikipedia.org/wiki/%E9%BB%83%E9%81%93" title="黃道 — Literary Chinese" lang="lzh" hreflang="lzh" data-title="黃道" data-language-autonym="文言" data-language-local-name="Literary Chinese" class="interlanguage-link-target"><span>文言</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/N%CC%82g-t%C5%8D" title="N̂g-tō — min nan" lang="nan" hreflang="nan" data-title="N̂g-tō" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="min nan" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E9%BB%83%E9%81%93" title="黃道 — cantonês" lang="yue" hreflang="yue" data-title="黃道" data-language-autonym="粵語" data-language-local-name="cantonês" class="interlanguage-link-target"><span>粵語</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/Q79852#sitelinks-wikipedia" title="Editar 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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="pt" dir="ltr"><div class="hatnote"><span typeof="mw:File"><span><img src="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Disambig_grey.svg/20px-Disambig_grey.svg.png" decoding="async" width="20" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Disambig_grey.svg/30px-Disambig_grey.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Disambig_grey.svg/40px-Disambig_grey.svg.png 2x" data-file-width="260" data-file-height="200" /></span></span> <b>Nota:</b> Se procura o álbum de Sonata Artica, veja <a href="/wiki/Ecliptica" title="Ecliptica">Ecliptica</a>.</div> <table class="vertical-navbox nowraplinks hlist" style="float:right;clear:right;width:22.0em;margin:0.5em 0 0.5em 1em;background:var(--background-color-neutral-subtle, #f8f9fa);color:inherit;border:1px solid #aaa;padding:0.2em;border-spacing:0.4em 0;text-align:center;line-height:1.4em;font-size:88%;width: 22em"><tbody><tr><td style="padding:0.4em 0"><span typeof="mw:File"><a href="/wiki/Ficheiro:HorSys.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/9/9c/HorSys.svg/100px-HorSys.svg.png" decoding="async" width="100" height="76" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/9c/HorSys.svg/150px-HorSys.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/9c/HorSys.svg/200px-HorSys.svg.png 2x" data-file-width="359" data-file-height="272" /></a></span></td></tr><tr><th style="padding:0.2em 0.4em 0.2em;font-size:145%;line-height:1.2em;font-size:150%"><a href="/wiki/Astrometria" title="Astrometria">Astrometria</a></th></tr><tr><td style="padding:0 0.1em 0.4em"> <div class="NavFrame collapsed" style="border:none;padding:0"><div class="NavHead" style="font-size:105%;background:transparent;text-align:left;color:inherit"><a href="/wiki/Sistema_de_coordenadas_celestes" title="Sistema de coordenadas celestes">Sistema de coordenadas</a></div><div class="NavContent" style="font-size:105%;padding:0.2em 0 0.4em;text-align:center"> <ul><li><b><a href="/wiki/Sistema_horizontal_de_coordenadas" title="Sistema horizontal de coordenadas">Horizontal</a></b></li></ul> <ul><li><a href="/wiki/Altura_(astronomia)" title="Altura (astronomia)">Altura</a></li> <li><a href="/wiki/Azimute" title="Azimute">Azimute</a></li> <li><a href="/w/index.php?title=Dist%C3%A2ncia_zenital&action=edit&redlink=1" class="new" title="Distância zenital (página não existe)">Distância zenital</a></li> <li><a href="/wiki/Horizonte" title="Horizonte">Horizonte</a></li> <li><a href="/wiki/Z%C3%AAnite" title="Zênite">Zênite</a></li> <li><a href="/wiki/Nadir" title="Nadir">Nadir</a></li></ul> <ul><li><b><a href="/wiki/Sistema_equatorial_de_coordenadas" title="Sistema equatorial de coordenadas">Equatorial</a></b></li></ul> <ul><li><a href="/wiki/Declina%C3%A7%C3%A3o" title="Declinação">Declinação</a></li> <li><a href="/wiki/Ascens%C3%A3o_reta" title="Ascensão reta">Ascensão reta</a></li> <li><a href="/wiki/%C3%82ngulo_hor%C3%A1rio" title="Ângulo horário">Ângulo horário</a></li> <li><a href="/wiki/Equador_celeste" title="Equador celeste">Equador celeste</a></li> <li><a href="/wiki/Polo_celeste" title="Polo celeste">Polo celeste</a></li></ul> <ul><li><b><a href="/wiki/Sistema_ecl%C3%ADptico_de_coordenadas" title="Sistema eclíptico de coordenadas">Eclíptico</a></b></li></ul> <ul><li><a href="/wiki/Latitude_ecl%C3%ADptica" class="mw-redirect" title="Latitude eclíptica">Latitude eclíptica</a></li> <li><a href="/wiki/Longitude_ecl%C3%ADptica" title="Longitude eclíptica">Longitude eclíptica</a></li> <li><a class="mw-selflink selflink">Eclíptica</a></li> <li><a href="/wiki/Polo_ecl%C3%ADptico" class="mw-redirect" title="Polo eclíptico">Polo eclíptico</a></li></ul> <ul><li><b><a href="/wiki/Sistema_gal%C3%A1ctico_de_coordenadas" title="Sistema galáctico de coordenadas">Galáctico</a></b></li></ul> <ul><li><a href="/w/index.php?title=Latitude_gal%C3%A1ctica&action=edit&redlink=1" class="new" title="Latitude galáctica (página não existe)">Latitude galáctica</a></li> <li><a href="/w/index.php?title=Longitude_gal%C3%A1ctica&action=edit&redlink=1" class="new" title="Longitude galáctica (página não existe)">Longitude galáctica</a></li> <li><a href="/wiki/Plano_gal%C3%A1ctico" title="Plano galáctico">Plano galáctico</a></li> <li><a href="/w/index.php?title=Polo_gal%C3%A1ctico&action=edit&redlink=1" class="new" title="Polo galáctico (página não existe)">Polo galáctico</a></li></ul></div></div></td> </tr><tr><td style="padding:0 0.1em 0.4em"> <div class="NavFrame collapsed" style="border:none;padding:0"><div class="NavHead" style="font-size:105%;background:transparent;text-align:left;color:inherit"><a href="/wiki/Sat%C3%A9lite_astron%C3%B4mico" title="Satélite astronômico">Missões astrométricas</a></div><div class="NavContent" style="font-size:105%;padding:0.2em 0 0.4em;text-align:center"> <ul><li><a href="/wiki/Hipparcos" title="Hipparcos">Hipparcos</a></li> <li><a href="/wiki/Miss%C3%A3o_Espacial_Gaia" class="mw-redirect" title="Missão Espacial Gaia">Gaia</a></li></ul></div></div></td> </tr><tr><td style="padding:0 0.1em 0.4em"> <div class="NavFrame collapsed" style="border:none;padding:0"><div class="NavHead" style="font-size:105%;background:transparent;text-align:left;color:inherit">Grandezas astrométricas</div><div class="NavContent" style="font-size:105%;padding:0.2em 0 0.4em;text-align:center"> <ul><li><a href="/wiki/Luminosidade" title="Luminosidade">Luminosidade</a></li> <li><a href="/wiki/Magnitude_(astronomia)" title="Magnitude (astronomia)">Magnitude</a></li> <li><a href="/wiki/Paralaxe" title="Paralaxe">Paralaxe</a></li> <li><a href="/wiki/Velocidade_radial" title="Velocidade radial">Velocidade radial</a></li></ul></div></div></td> </tr><tr><td style="text-align:right;font-size:115%;padding-top: 0.6em;"><div class="plainlinks hlist navbar mini"><ul><li class="nv-ver"><a href="/wiki/Predefini%C3%A7%C3%A3o:Astrometria" title="Predefinição:Astrometria"><abbr title="Ver esta predefinição">v</abbr></a></li><li class="nv-discutir"><a href="/w/index.php?title=Predefini%C3%A7%C3%A3o_Discuss%C3%A3o:Astrometria&action=edit&redlink=1" class="new" title="Predefinição Discussão:Astrometria (página não existe)"><abbr title="Discutir esta predefinição">d</abbr></a></li><li class="nv-editar"><a class="external text" href="https://pt.wikipedia.org/w/index.php?title=Predefini%C3%A7%C3%A3o:Astrometria&action=edit"><abbr title="Editar esta predefinição">e</abbr></a></li></ul></div></td></tr></tbody></table> <p>Em <a href="/wiki/Astronomia" title="Astronomia">astronomia</a>, <b>eclíptica</b> é a projeção sobre a <a href="/wiki/Esfera_celeste" title="Esfera celeste">esfera celeste</a> da trajetória aparente do <a href="/wiki/Sol" title="Sol">Sol</a> observada a partir da <a href="/wiki/Terra" title="Terra">Terra</a>. A razão do nome provém do fato de que os <a href="/wiki/Eclipse" title="Eclipse">eclipses</a> somente são possíveis quando a <a href="/wiki/Lua" title="Lua">Lua</a> está muito próxima do <a href="/wiki/Plano_(geometria)" title="Plano (geometria)">plano</a> que contém a eclíptica. O eixo eclíptico, por sua vez, é a reta perpendicular à eclíptica que passa pelo centro da Terra.<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span>[</span>1<span>]</span></a></sup> </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Obliquidade">Obliquidade</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ecl%C3%ADptica&veaction=edit&section=1" title="Editar secção: Obliquidade" class="mw-editsection-visualeditor"><span>editar</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Ecl%C3%ADptica&action=edit&section=1" title="Editar código-fonte da secção: Obliquidade"><span>editar código-fonte</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>O <a href="/wiki/Plano_da_ecl%C3%ADptica" title="Plano da eclíptica">plano que contém a eclíptica</a> possui uma obliquidade (inclinação, indicada por ε<sub>0</sub> na figura) em relação ao plano que contém o <a href="/wiki/Equador_celeste" title="Equador celeste">equador celeste</a> de aproximadamente 23° 27′. As forças gravitacionais da Lua e do Sol produzem um <a href="/wiki/Torque" title="Torque">torque</a> sobre a Terra, cujo efeito é gerar um movimento de <a href="/wiki/Precess%C3%A3o" title="Precessão">precessão</a> do eixo de rotação da Terra ao redor do eixo eclíptico, esse movimento é conhecido como a <a href="/wiki/Precess%C3%A3o_dos_equin%C3%B3cios" class="mw-redirect" title="Precessão dos equinócios">precessão dos equinócios</a>.<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span>[</span>2<span>]</span></a></sup> </p> <figure typeof="mw:File/Thumb"><a href="/wiki/Ficheiro:Ast_esfera.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/5/58/Ast_esfera.png/290px-Ast_esfera.png" decoding="async" width="290" height="301" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/5/58/Ast_esfera.png 1.5x" data-file-width="400" data-file-height="415" /></a><figcaption>Esfera celeste.</figcaption></figure> <div class="mw-heading mw-heading2"><h2 id="Eratóstenes"><span id="Erat.C3.B3stenes"></span>Eratóstenes</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ecl%C3%ADptica&veaction=edit&section=2" title="Editar secção: Eratóstenes" class="mw-editsection-visualeditor"><span>editar</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Ecl%C3%ADptica&action=edit&section=2" title="Editar código-fonte da secção: Eratóstenes"><span>editar código-fonte</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>É creditado a <a href="/wiki/Erat%C3%B3stenes" title="Eratóstenes">Eratóstenes</a>, a primeira medida da obliquidade da eclíptica, sendo que o valor por ele obtido foi de 23° 51′ 20″.<sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span>[</span>3<span>]</span></a></sup><sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span>[</span>4<span>]</span></a></sup> </p><p>Eratóstenes também é conhecido pela determinação da circunferência da Terra, através de medições que o levaram a calcular a distância em graus entre as cidades de <a href="/wiki/Alexandria" title="Alexandria">Alexandria</a> e <a href="/wiki/Assu%C3%A3o" title="Assuão">Siena</a> como sendo de 7,2° ou 1/50 de 360°. Como a distância entre as cidades era de aproximadamente 800 km, a circunferência da Terra deveria ser de aproximadamente 40 000 km.<sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span>[</span>5<span>]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Sistema_Solar">Sistema Solar</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ecl%C3%ADptica&veaction=edit&section=3" title="Editar secção: Sistema Solar" class="mw-editsection-visualeditor"><span>editar</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Ecl%C3%ADptica&action=edit&section=3" title="Editar código-fonte da secção: Sistema Solar"><span>editar código-fonte</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>As órbitas dos planetas do <a href="/wiki/Sistema_solar" class="mw-redirect" title="Sistema solar">sistema solar</a> estão muito próximas da eclíptica, em uma região de 18° centrada na eclíptica, conhecida como <a href="/wiki/Zod%C3%ADaco" title="Zodíaco">zodíaco</a>.<sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span>[</span>6<span>]</span></a></sup> Isto é coerente com a teoria de que o Sistema Solar foi formado a partir de um disco de matéria que se condensou em torno do Sol que se formava. </p> <div class="mw-heading mw-heading2"><h2 id="Ver_também"><span id="Ver_tamb.C3.A9m"></span>Ver também</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ecl%C3%ADptica&veaction=edit&section=4" title="Editar secção: Ver também" class="mw-editsection-visualeditor"><span>editar</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Ecl%C3%ADptica&action=edit&section=4" title="Editar código-fonte da secção: Ver também"><span>editar código-fonte</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Precess%C3%A3o" title="Precessão">Precessão</a></li></ul> <h2 id="Referências" style="cursor: help;" title="Esta seção foi configurada para não ser editável diretamente. Edite a página toda ou a seção anterior em vez disso."><span id="Refer.C3.AAncias"></span>Referências</h2> <div class="reflist" style="list-style-type: decimal;"><div class="mw-references-wrap"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><a href="#cite_ref-1">↑</a></span> <span class="reference-text"><cite class="citation book">Boczko, Roberto (1984). <i>Conceitos de Astronomia</i>. São Paulo: Edgard Blücher. p. 125-127</cite><span title="ctx_ver=Z39.88-2004&rfr_id=info%3Asid%2Fpt.wikipedia.org%3AEcl%C3ptica&rft.aufirst=Roberto&rft.aulast=Boczko&rft.btitle=Conceitos+de+Astronomia&rft.date=1984&rft.genre=book&rft.pages=125-127&rft.place=S%C3%A3o+Paulo&rft.pub=Edgard+Bl%C3%BCcher&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook" class="Z3988"><span style="display:none;"> </span></span></span> </li> <li id="cite_note-2"><span class="mw-cite-backlink"><a href="#cite_ref-2">↑</a></span> <span class="reference-text"><cite class="citation book">Kepler de Souza Oliveira Filho, Maria de Fátima Oliveira Saraiva (2004). «Cap.13 - Forças gravitacionais diferenciais». <i>Astronomia e astrofísica</i> 2 ed. São Paulo: Livraria da Física. p. 456-457. <a href="/wiki/International_Standard_Book_Number" title="International Standard Book Number">ISBN</a> <a href="/wiki/Especial:Fontes_de_livros/85-88325-23-3" title="Especial:Fontes de livros/85-88325-23-3">85-88325-23-3</a></cite><span title="ctx_ver=Z39.88-2004&rfr_id=info%3Asid%2Fpt.wikipedia.org%3AEcl%C3ptica&rft.atitle=Cap.13+-+For%C3%A7as+gravitacionais+diferenciais&rft.au=Kepler+de+Souza+Oliveira+Filho%2C+Maria+de+F%C3%A1tima+Oliveira+Saraiva&rft.btitle=Astronomia+e+astrof%C3sica&rft.date=2004&rft.edition=2&rft.genre=bookitem&rft.isbn=85-88325-23-3&rft.pages=456-457&rft.place=S%C3%A3o+Paulo&rft.pub=Livraria+da+F%C3sica&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook" class="Z3988"><span style="display:none;"> </span></span></span> </li> <li id="cite_note-3"><span class="mw-cite-backlink"><a href="#cite_ref-3">↑</a></span> <span class="reference-text"><cite class="citation journal">A. Jones (2002). <a rel="nofollow" class="external text" href="http://adsabs.harvard.edu/full/2002JHA....33...15J">«Eratosthenes, Hipparchus, and the obliquity of the ecliptic»</a>. <i>Journal for the History of Astronomy</i> (em inglês). <b>33</b> (110): 15-19. <a href="/wiki/International_Standard_Serial_Number" title="International Standard Serial Number">ISSN</a> <a rel="nofollow" class="external text" href="//www.worldcat.org/issn/0021-8286">0021-8286</a><span class="reference-accessdate">. Consultado em 13 de fevereiro de 2018</span></cite><span title="ctx_ver=Z39.88-2004&rfr_id=info%3Asid%2Fpt.wikipedia.org%3AEcl%C3ptica&rft.atitle=Eratosthenes%2C+Hipparchus%2C+and+the+obliquity+of+the+ecliptic&rft.au=A.+Jones&rft.date=2002&rft.genre=article&rft.issn=0021-8286&rft.issue=110&rft.jtitle=Journal+for+the+History+of+Astronomy&rft.pages=15-19&rft.volume=33&rft_id=http%3A%2F%2Fadsabs.harvard.edu%2Ffull%2F2002JHA....33...15J&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal" class="Z3988"><span style="display:none;"> </span></span></span> </li> <li id="cite_note-4"><span class="mw-cite-backlink"><a href="#cite_ref-4">↑</a></span> <span class="reference-text"><cite class="citation journal">Robert Jameson,‎ David Brewster (janeiro de 1821). <a rel="nofollow" class="external text" href="https://play.google.com/store/books/details?id=STgwAAAAYAAJ&rdid=book-STgwAAAAYAAJ&rdot=1">«Remarks on a passage in the mathematical collections of pappus, from which the obliquity of the ecliptic has been deduced»</a>. A. Constable & Company. <i>The Edinburgh Philosophical Journal</i> (em inglês). <b>5</b> (9)<span class="reference-accessdate">. Consultado em 13 de fevereiro de 2018</span></cite><span title="ctx_ver=Z39.88-2004&rfr_id=info%3Asid%2Fpt.wikipedia.org%3AEcl%C3ptica&rft.atitle=Remarks+on+a+passage+in+the+mathematical+collections+of+pappus%2C+from+which+the+obliquity+of+the+ecliptic+has+been+deduced&rft.au=Robert+Jameson%2C%8E+David+Brewster&rft.date=1821-01&rft.genre=article&rft.issue=9&rft.jtitle=The+Edinburgh+Philosophical+Journal&rft.volume=5&rft_id=https%3A%2F%2Fplay.google.com%2Fstore%2Fbooks%2Fdetails%3Fid%3DSTgwAAAAYAAJ%26rdid%3Dbook-STgwAAAAYAAJ%26rdot%3D1&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal" class="Z3988"><span style="display:none;"> </span></span></span> </li> <li id="cite_note-5"><span class="mw-cite-backlink"><a href="#cite_ref-5">↑</a></span> <span class="reference-text"><cite class="citation book">Sagan, Carl (1982) [1980]. «Cap.1 - As fronteiras do oceano cósmico». <i>Cosmos</i>. Rio de Janeiro: Francisco Alves. p. 14-17</cite><span title="ctx_ver=Z39.88-2004&rfr_id=info%3Asid%2Fpt.wikipedia.org%3AEcl%C3ptica&rft.atitle=Cap.1+-+As+fronteiras+do+oceano+c%C3%B3smico&rft.aufirst=Carl&rft.aulast=Sagan&rft.btitle=Cosmos&rft.date=1982&rft.genre=bookitem&rft.pages=14-17&rft.place=Rio+de+Janeiro&rft.pub=Francisco+Alves&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook" class="Z3988"><span style="display:none;"> </span></span></span> </li> <li id="cite_note-6"><span class="mw-cite-backlink"><a href="#cite_ref-6">↑</a></span> <span class="reference-text"><cite class="citation book">Kepler de Souza Oliveira Filho, Maria de Fátima Oliveira Saraiva (2004). «Cap.1 - Astronomia antiga». <i>Astronomia e astrofísica</i> 2 ed. São Paulo: Livraria da Física. p. 456-457. <a href="/wiki/International_Standard_Book_Number" title="International Standard Book Number">ISBN</a> <a href="/wiki/Especial:Fontes_de_livros/85-88325-23-3" title="Especial:Fontes de livros/85-88325-23-3">85-88325-23-3</a></cite><span title="ctx_ver=Z39.88-2004&rfr_id=info%3Asid%2Fpt.wikipedia.org%3AEcl%C3ptica&rft.atitle=Cap.1+-+Astronomia+antiga&rft.au=Kepler+de+Souza+Oliveira+Filho%2C+Maria+de+F%C3%A1tima+Oliveira+Saraiva&rft.btitle=Astronomia+e+astrof%C3sica&rft.date=2004&rft.edition=2&rft.genre=bookitem&rft.isbn=85-88325-23-3&rft.pages=456-457&rft.place=S%C3%A3o+Paulo&rft.pub=Livraria+da+F%C3sica&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook" class="Z3988"><span style="display:none;"> </span></span></span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="Ligações_externas"><span id="Liga.C3.A7.C3.B5es_externas"></span>Ligações externas</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ecl%C3%ADptica&veaction=edit&section=5" title="Editar secção: Ligações externas" class="mw-editsection-visualeditor"><span>editar</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Ecl%C3%ADptica&action=edit&section=5" title="Editar código-fonte da secção: Ligações externas"><span>editar código-fonte</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><cite class="citation web"><a rel="nofollow" class="external text" href="http://www.uranometrianova.pro.br/astronomia/AA003/ecliptica.htm">«Sistema de Coordenadas Astronômicas Eclípticas»</a>. www.uranometrianova.pro.br</cite><span title="ctx_ver=Z39.88-2004&rfr_id=info%3Asid%2Fpt.wikipedia.org%3AEcl%C3ptica&rft.btitle=Sistema+de+Coordenadas+Astron%C3%B4micas+Ecl%C3pticas&rft.genre=unknown&rft.pub=www.uranometrianova.pro.br&rft_id=http%3A%2F%2Fwww.uranometrianova.pro.br%2Fastronomia%2FAA003%2Fecliptica.htm&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook" class="Z3988"><span style="display:none;"> </span></span></li></ul> <div role="navigation" class="navbox" aria-labelledby="Glossário_de_Astronomia" style="padding:3px"><table class="nowraplinks hlist collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><div class="plainlinks hlist navbar mini"><ul><li class="nv-ver"><a href="/wiki/Predefini%C3%A7%C3%A3o:Gloss%C3%A1rio-astronomia" title="Predefinição:Glossário-astronomia"><abbr title="Ver esta predefinição" style=";;background:none transparent;border:none;-moz-box-shadow:none;-webkit-box-shadow:none;box-shadow:none; 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