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Kiertoaika – Wikipedia

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Kiertoaikaa käytetään lähinnä <a href="/wiki/Planeetta" title="Planeetta">planeettojen</a> ja <a href="/wiki/Kuu_(yleisnimi)" title="Kuu (yleisnimi)">kuiden</a> yhteydessä. <a href="/wiki/Aurinko" title="Aurinko">Aurinkoa</a> kiertäville kappaleille on olemassa useita erilaisia kiertoaikoja: </p> <ul><li><b>Sideerinen kiertoaika</b> on aika, joka kuluu kohteen yhteen kokonaiseen kierrokseen Auringon ympäri suhteessa <a href="/wiki/T%C3%A4hti" title="Tähti">tähtiin</a>. Sitä voidaan pitää kohteen todellisena kiertoaikana. Maan sideerinen kiertoaika on 365,2564 vuorokautta<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">&#91;</span>1<span class="cite-bracket">&#93;</span></a></sup>.</li> <li><b>Synodinen kiertoaika</b> on aika, joka kuluu kohteen ilmestymiseen samaan kohtaan taivasta Maasta katsottuna suhteessa <a href="/wiki/Aurinko" title="Aurinko">Aurinkoon</a>. Yhden synodisen kierroksen jälkeen esimerkiksi Maa ja tietty planeetta ovat keskenään samassa asemassa Auringon suhteen. Kuun synodista kiertoaikaa Maan ympäri kutsutaan <i>synodiseksi kuukaudeksi</i>.</li> <li><b>Anomalistinen kiertoaika</b> on aika, joka kuluu kohteen kahden <a href="/wiki/Periheli" title="Periheli">perihelin</a>, kiertoradan Aurinkoa lähinnä olevan pisteen, välillä. Se eroaa hieman sideerisestä kiertoajasta, sillä kiertoradan <a href="/w/index.php?title=Isoakseli&amp;action=edit&amp;redlink=1" class="new" title="Isoakseli (sivua ei ole)">isoakseliin</a> vaikuttaa usein <a href="/wiki/Prekessio_(t%C3%A4htitiede)" title="Prekessio (tähtitiede)">prekessio</a>.</li> <li><b>Trooppinen vuosi</b> on aika, joka kuluu kohteen nolla<a href="/wiki/Rektaskensio" title="Rektaskensio">rektaskension</a> kahden ohittamisen välillä. Se eroaa sideerisestä kiertoajasta, koska <a href="/wiki/Kev%C3%A4tp%C3%A4iv%C3%A4ntasaus" title="Kevätpäiväntasaus">kevätpäiväntasaus</a> on <a href="/wiki/Prekessio_(t%C3%A4htitiede)" title="Prekessio (tähtitiede)">prekession</a> alainen.</li></ul> <div class="mw-heading mw-heading2"><h2 id="Lähteet"><span id="L.C3.A4hteet"></span>Lähteet</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Kiertoaika&amp;veaction=edit&amp;section=1" title="Muokkaa osiota Lähteet" class="mw-editsection-visualeditor"><span>muokkaa</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Kiertoaika&amp;action=edit&amp;section=1" title="Muokkaa osion lähdekoodia: Lähteet"><span>muokkaa wikitekstiä</span></a><span class="mw-editsection-bracket">]</span></span></div> <div id="viitteet-malline" class="viitteet-malline" style="list-style-type:decimal;"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><a href="#cite_ref-1">↑</a></span> <span class="reference-text"><span class="verkkoviite" title="Verkkoviite"><a rel="nofollow" class="external text" href="http://www.astro.utu.fi/zubi/time/year.htm">Vuosi</a>&#32;Tuorla Observatory.&#32;<a rel="nofollow" class="external text" href="https://web.archive.org/web/20081212231951/http://www.astro.utu.fi/zubi/time/year.htm">Arkistoitu</a> 12.12.2008. Viitattu 25.11.2008.</span></span> </li> </ol> </div></div><!--esi <esi:include src="/esitest-fa8a495983347898/content" /> --><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Noudettu kohteesta ”<a dir="ltr" href="https://fi.wikipedia.org/w/index.php?title=Kiertoaika&amp;oldid=22590244">https://fi.wikipedia.org/w/index.php?title=Kiertoaika&amp;oldid=22590244</a>”</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Toiminnot:Luokat" title="Toiminnot:Luokat">Luokka</a>: <ul><li><a href="/wiki/Luokka:Taivaanmekaniikka" title="Luokka:Taivaanmekaniikka">Taivaanmekaniikka</a></li></ul></div></div> </div> </div> <div id="mw-navigation"> <h2>Navigointivalikko</h2> <div id="mw-head"> <nav id="p-personal" class="mw-portlet mw-portlet-personal vector-user-menu-legacy vector-menu" aria-labelledby="p-personal-label" > <h3 id="p-personal-label" class="vector-menu-heading " > <span class="vector-menu-heading-label">Henkilökohtaiset työkalut</span> </h3> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anonuserpage" class="mw-list-item"><span title="IP-osoitteesi käyttäjäsivu">Et ole kirjautunut</span></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Toiminnot:Oma_keskustelu" title="Keskustelu tämän IP-osoitteen muokkauksista [n]" accesskey="n"><span>Keskustelu</span></a></li><li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/Toiminnot:Omat_muokkaukset" title="Luettelo tästä IP-osoitteesta tehdyistä muokkauksista [y]" accesskey="y"><span>Muokkaukset</span></a></li><li id="pt-createaccount" class="mw-list-item"><a href="/w/index.php?title=Toiminnot:Luo_tunnus&amp;returnto=Kiertoaika" title="On suositeltavaa luoda käyttäjätunnus ja kirjautua sisään. 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class="mw-portlet mw-portlet-wikibase-otherprojects vector-menu-portal portal vector-menu" aria-labelledby="p-wikibase-otherprojects-label" > <h3 id="p-wikibase-otherprojects-label" class="vector-menu-heading " > <span class="vector-menu-heading-label">Muissa hankkeissa</span> </h3> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q37640" title="Linkki yhdistettyyn keskustietovaraston kohteeseen [g]" accesskey="g"><span>Wikidata-kohde</span></a></li> </ul> </div> </nav> <nav id="p-lang" class="mw-portlet mw-portlet-lang vector-menu-portal portal vector-menu" aria-labelledby="p-lang-label" > <h3 id="p-lang-label" class="vector-menu-heading " > <span class="vector-menu-heading-label">Muilla kielillä</span> </h3> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-als mw-list-item"><a href="https://als.wikipedia.org/wiki/Umlaufzeit" title="Umlaufzeit — sveitsinsaksa" lang="gsw" hreflang="gsw" data-title="Umlaufzeit" data-language-autonym="Alemannisch" data-language-local-name="sveitsinsaksa" class="interlanguage-link-target"><span>Alemannisch</span></a></li><li class="interlanguage-link interwiki-anp mw-list-item"><a href="https://anp.wikipedia.org/wiki/%E0%A4%95%E0%A4%95%E0%A5%8D%E0%A4%B7%E0%A5%80%E0%A4%AF_%E0%A4%85%E0%A4%B5%E0%A4%A7%E0%A4%BF" title="कक्षीय अवधि — angika" lang="anp" hreflang="anp" data-title="कक्षीय अवधि" data-language-autonym="अंगिका" data-language-local-name="angika" class="interlanguage-link-target"><span>अंगिका</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%AF%D9%88%D8%B1_%D9%85%D8%AF%D8%A7%D8%B1%D9%8A" title="دور مداري — arabia" lang="ar" hreflang="ar" data-title="دور مداري" data-language-autonym="العربية" data-language-local-name="arabia" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-an mw-list-item"><a href="https://an.wikipedia.org/wiki/Periodo_orbital" title="Periodo orbital — aragonia" lang="an" hreflang="an" data-title="Periodo orbital" data-language-autonym="Aragonés" data-language-local-name="aragonia" class="interlanguage-link-target"><span>Aragonés</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/Periodu_orbital" title="Periodu orbital — asturia" lang="ast" hreflang="ast" data-title="Periodu orbital" data-language-autonym="Asturianu" data-language-local-name="asturia" 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/Orbital_d%C3%B6vr" title="Orbital dövr — azeri" lang="az" hreflang="az" data-title="Orbital dövr" data-language-autonym="Azərbaycanca" data-language-local-name="azeri" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Periode_orbit" title="Periode orbit — indonesia" lang="id" hreflang="id" data-title="Periode orbit" data-language-autonym="Bahasa Indonesia" data-language-local-name="indonesia" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Tempoh_orbit" title="Tempoh orbit — malaiji" lang="ms" hreflang="ms" data-title="Tempoh orbit" data-language-autonym="Bahasa Melayu" data-language-local-name="malaiji" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%95%E0%A6%95%E0%A7%8D%E0%A6%B7%E0%A7%80%E0%A6%AF%E0%A6%BC_%E0%A6%AA%E0%A6%B0%E0%A7%8D%E0%A6%AF%E0%A6%BE%E0%A6%AF%E0%A6%BC%E0%A6%95%E0%A6%BE%E0%A6%B2" title="কক্ষীয় পর্যায়কাল — bengali" lang="bn" hreflang="bn" data-title="কক্ষীয় পর্যায়কাল" data-language-autonym="বাংলা" data-language-local-name="bengali" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Orbitalni_period" title="Orbitalni period — bosnia" lang="bs" hreflang="bs" data-title="Orbitalni period" data-language-autonym="Bosanski" data-language-local-name="bosnia" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%9E%D1%80%D0%B1%D0%B8%D1%82%D0%B0%D0%BB%D0%B5%D0%BD_%D0%BF%D0%B5%D1%80%D0%B8%D0%BE%D0%B4" title="Орбитален период — bulgaria" lang="bg" hreflang="bg" data-title="Орбитален период" data-language-autonym="Български" data-language-local-name="bulgaria" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Per%C3%ADode_orbital" title="Període orbital — katalaani" lang="ca" hreflang="ca" data-title="Període orbital" data-language-autonym="Català" data-language-local-name="katalaani" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Doba_ob%C4%9Bhu" title="Doba oběhu — tšekki" lang="cs" hreflang="cs" data-title="Doba oběhu" data-language-autonym="Čeština" data-language-local-name="tšekki" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Siderisk_tid" title="Siderisk tid — tanska" lang="da" hreflang="da" data-title="Siderisk tid" data-language-autonym="Dansk" data-language-local-name="tanska" 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/Umlaufzeit" title="Umlaufzeit — saksa" lang="de" hreflang="de" data-title="Umlaufzeit" data-language-autonym="Deutsch" data-language-local-name="saksa" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Sideeriline_periood" title="Sideeriline periood — viro" lang="et" hreflang="et" data-title="Sideeriline periood" data-language-autonym="Eesti" data-language-local-name="viro" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%A0%CE%B5%CF%81%CE%AF%CE%BF%CE%B4%CE%BF%CF%82_%CF%80%CE%B5%CF%81%CE%B9%CF%86%CE%BF%CF%81%CE%AC%CF%82" title="Περίοδος περιφοράς — kreikka" lang="el" hreflang="el" data-title="Περίοδος περιφοράς" data-language-autonym="Ελληνικά" data-language-local-name="kreikka" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Orbital_period" title="Orbital period — englanti" lang="en" hreflang="en" data-title="Orbital period" data-language-autonym="English" data-language-local-name="englanti" 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/Per%C3%ADodo_orbital" title="Período orbital — espanja" lang="es" hreflang="es" data-title="Período orbital" data-language-autonym="Español" data-language-local-name="espanja" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Orbita_periodo" title="Orbita periodo — esperanto" lang="eo" hreflang="eo" data-title="Orbita periodo" data-language-autonym="Esperanto" data-language-local-name="esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Orbita-periodo" title="Orbita-periodo — baski" lang="eu" hreflang="eu" data-title="Orbita-periodo" data-language-autonym="Euskara" data-language-local-name="baski" 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%AA%D9%86%D8%A7%D9%88%D8%A8_%D9%85%D8%AF%D8%A7%D8%B1%DB%8C" title="تناوب مداری — persia" lang="fa" hreflang="fa" data-title="تناوب مداری" data-language-autonym="فارسی" data-language-local-name="persia" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/P%C3%A9riode_de_r%C3%A9volution" title="Période de révolution — ranska" lang="fr" hreflang="fr" data-title="Période de révolution" data-language-autonym="Français" data-language-local-name="ranska" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/Tr%C3%A9imhse_fhithiseach" title="Tréimhse fhithiseach — iiri" lang="ga" hreflang="ga" data-title="Tréimhse fhithiseach" data-language-autonym="Gaeilge" data-language-local-name="iiri" 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/Per%C3%ADodo_orbital" title="Período orbital — galicia" lang="gl" hreflang="gl" data-title="Período orbital" data-language-autonym="Galego" data-language-local-name="galicia" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EA%B3%B5%EC%A0%84_%EC%A3%BC%EA%B8%B0" title="공전 주기 — korea" lang="ko" hreflang="ko" data-title="공전 주기" data-language-autonym="한국어" data-language-local-name="korea" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D5%8D%D5%AB%D5%A4%D5%A5%D6%80%D5%AB%D5%AF_%D5%BA%D5%A1%D6%80%D5%A2%D5%A5%D6%80%D5%B8%D6%82%D5%A9%D5%B5%D5%B8%D6%82%D5%B6" title="Սիդերիկ պարբերություն — armenia" lang="hy" hreflang="hy" data-title="Սիդերիկ պարբերություն" data-language-autonym="Հայերեն" data-language-local-name="armenia" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%95%E0%A4%95%E0%A5%8D%E0%A4%B7%E0%A5%80%E0%A4%AF_%E0%A4%85%E0%A4%B5%E0%A4%A7%E0%A4%BF" title="कक्षीय अवधि — hindi" lang="hi" hreflang="hi" data-title="कक्षीय अवधि" 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/Ophodno_vrijeme" title="Ophodno vrijeme — kroatia" lang="hr" hreflang="hr" data-title="Ophodno vrijeme" data-language-autonym="Hrvatski" data-language-local-name="kroatia" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-ig mw-list-item"><a href="https://ig.wikipedia.org/wiki/Oge_Orbital" title="Oge Orbital — igbo" lang="ig" hreflang="ig" data-title="Oge Orbital" data-language-autonym="Igbo" data-language-local-name="igbo" class="interlanguage-link-target"><span>Igbo</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Periodo_di_rivoluzione" title="Periodo di rivoluzione — italia" lang="it" hreflang="it" data-title="Periodo di rivoluzione" data-language-autonym="Italiano" data-language-local-name="italia" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%96%D7%9E%D7%9F_%D7%94%D7%A7%D7%A4%D7%94" title="זמן הקפה — heprea" lang="he" hreflang="he" data-title="זמן הקפה" data-language-autonym="עברית" data-language-local-name="heprea" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%9D%E1%83%A0%E1%83%91%E1%83%98%E1%83%A2%E1%83%90%E1%83%9A%E1%83%A3%E1%83%A0%E1%83%98_%E1%83%9E%E1%83%94%E1%83%A0%E1%83%98%E1%83%9D%E1%83%93%E1%83%98" title="ორბიტალური პერიოდი — georgia" lang="ka" hreflang="ka" data-title="ორბიტალური პერიოდი" data-language-autonym="ქართული" data-language-local-name="georgia" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-ky mw-list-item"><a href="https://ky.wikipedia.org/wiki/%D0%A1%D0%B8%D0%B4%D0%B5%D1%80%D0%B8%D0%BA%D0%B0%D0%BB%D1%8B%D0%BA_%D0%BC%D0%B5%D0%B7%D0%B3%D0%B8%D0%BB" title="Сидерикалык мезгил — kirgiisi" lang="ky" hreflang="ky" data-title="Сидерикалык мезгил" data-language-autonym="Кыргызча" data-language-local-name="kirgiisi" class="interlanguage-link-target"><span>Кыргызча</span></a></li><li class="interlanguage-link interwiki-sw mw-list-item"><a href="https://sw.wikipedia.org/wiki/Kipindi_cha_mzunguko" title="Kipindi cha mzunguko — swahili" lang="sw" hreflang="sw" data-title="Kipindi cha mzunguko" data-language-autonym="Kiswahili" data-language-local-name="swahili" class="interlanguage-link-target"><span>Kiswahili</span></a></li><li class="interlanguage-link interwiki-la mw-list-item"><a href="https://la.wikipedia.org/wiki/Periodus_orbitalis" title="Periodus orbitalis — latina" lang="la" hreflang="la" data-title="Periodus orbitalis" data-language-autonym="Latina" data-language-local-name="latina" class="interlanguage-link-target"><span>Latina</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Apri%C5%86%C4%B7ojuma_periods" title="Apriņķojuma periods — latvia" lang="lv" hreflang="lv" data-title="Apriņķojuma periods" data-language-autonym="Latviešu" data-language-local-name="latvia" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-lb mw-list-item"><a href="https://lb.wikipedia.org/wiki/%C3%8Bmlafz%C3%A4it" title="Ëmlafzäit — luxemburg" lang="lb" hreflang="lb" data-title="Ëmlafzäit" data-language-autonym="Lëtzebuergesch" data-language-local-name="luxemburg" 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/%C5%BDvaig%C5%BEdinis_periodas" title="Žvaigždinis periodas — liettua" lang="lt" hreflang="lt" data-title="Žvaigždinis periodas" data-language-autonym="Lietuvių" data-language-local-name="liettua" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Kering%C3%A9si_id%C5%91" title="Keringési idő — unkari" lang="hu" hreflang="hu" data-title="Keringési idő" data-language-autonym="Magyar" data-language-local-name="unkari" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%9E%D1%80%D0%B1%D0%B8%D1%82%D0%B0%D0%BB%D0%B5%D0%BD_%D0%BF%D0%B5%D1%80%D0%B8%D0%BE%D0%B4" title="Орбитален период — makedonia" lang="mk" hreflang="mk" data-title="Орбитален период" data-language-autonym="Македонски" data-language-local-name="makedonia" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-mr mw-list-item"><a href="https://mr.wikipedia.org/wiki/%E0%A4%AA%E0%A4%B0%E0%A4%BF%E0%A4%AD%E0%A5%8D%E0%A4%B0%E0%A4%AE%E0%A4%A3_%E0%A4%95%E0%A4%BE%E0%A4%B3" title="परिभ्रमण काळ — marathi" lang="mr" hreflang="mr" data-title="परिभ्रमण काळ" data-language-autonym="मराठी" data-language-local-name="marathi" class="interlanguage-link-target"><span>मराठी</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Omlooptijd_(astronomie)" title="Omlooptijd (astronomie) — hollanti" lang="nl" hreflang="nl" data-title="Omlooptijd (astronomie)" data-language-autonym="Nederlands" data-language-local-name="hollanti" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E5%85%AC%E8%BB%A2%E5%91%A8%E6%9C%9F" title="公転周期 — japani" lang="ja" hreflang="ja" data-title="公転周期" data-language-autonym="日本語" data-language-local-name="japani" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Oml%C3%B8pstid" title="Omløpstid — norjan bokmål" lang="nb" hreflang="nb" data-title="Omløpstid" data-language-autonym="Norsk bokmål" data-language-local-name="norjan bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Baneperiode" title="Baneperiode — norjan nynorsk" lang="nn" hreflang="nn" data-title="Baneperiode" data-language-autonym="Norsk nynorsk" data-language-local-name="norjan nynorsk" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/Peri%C3%B2de_de_revolucion" title="Periòde de revolucion — oksitaani" lang="oc" hreflang="oc" data-title="Periòde de revolucion" data-language-autonym="Occitan" data-language-local-name="oksitaani" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Orbital_davr" title="Orbital davr — uzbekki" lang="uz" hreflang="uz" data-title="Orbital davr" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="uzbekki" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-nds mw-list-item"><a href="https://nds.wikipedia.org/wiki/%C3%9Cmlooptiet" title="Ümlooptiet — alasaksa" lang="nds" hreflang="nds" data-title="Ümlooptiet" data-language-autonym="Plattdüütsch" data-language-local-name="alasaksa" class="interlanguage-link-target"><span>Plattdüütsch</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Okres_orbitalny" title="Okres orbitalny — puola" lang="pl" hreflang="pl" data-title="Okres orbitalny" data-language-autonym="Polski" data-language-local-name="puola" 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/Per%C3%ADodo_orbital" title="Período orbital — portugali" lang="pt" hreflang="pt" data-title="Período orbital" data-language-autonym="Português" data-language-local-name="portugali" 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/Perioad%C4%83_sinodic%C4%83" title="Perioadă sinodică — romania" lang="ro" hreflang="ro" data-title="Perioadă sinodică" data-language-autonym="Română" data-language-local-name="romania" 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%9E%D1%80%D0%B1%D0%B8%D1%82%D0%B0%D0%BB%D1%8C%D0%BD%D1%8B%D0%B9_%D0%BF%D0%B5%D1%80%D0%B8%D0%BE%D0%B4" title="Орбитальный период — venäjä" lang="ru" hreflang="ru" data-title="Орбитальный период" data-language-autonym="Русский" data-language-local-name="venäjä" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sq mw-list-item"><a href="https://sq.wikipedia.org/wiki/Periudha_orbitale" title="Periudha orbitale — albania" lang="sq" hreflang="sq" data-title="Periudha orbitale" data-language-autonym="Shqip" data-language-local-name="albania" class="interlanguage-link-target"><span>Shqip</span></a></li><li class="interlanguage-link interwiki-scn mw-list-item"><a href="https://scn.wikipedia.org/wiki/Piriudu_di_rivuluzzioni" title="Piriudu di rivuluzzioni — sisilia" lang="scn" hreflang="scn" data-title="Piriudu di rivuluzzioni" data-language-autonym="Sicilianu" data-language-local-name="sisilia" class="interlanguage-link-target"><span>Sicilianu</span></a></li><li class="interlanguage-link interwiki-si mw-list-item"><a href="https://si.wikipedia.org/wiki/%E0%B6%9A%E0%B6%9A%E0%B7%8A%E0%B7%82%E0%B7%93%E0%B6%BA_%E0%B6%9A%E0%B7%8F%E0%B6%BD%E0%B7%8F%E0%B7%80%E0%B6%BB%E0%B7%8A%E0%B6%AD%E0%B6%BA" title="කක්ෂීය කාලාවර්තය — sinhala" lang="si" hreflang="si" data-title="කක්ෂීය කාලාවර්තය" data-language-autonym="සිංහල" data-language-local-name="sinhala" class="interlanguage-link-target"><span>සිංහල</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Orbital_period" title="Orbital period — Simple English" lang="en-simple" hreflang="en-simple" data-title="Orbital period" 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/Obe%C5%BEn%C3%A1_doba_(astron%C3%B3mia)" title="Obežná doba (astronómia) — slovakki" lang="sk" hreflang="sk" data-title="Obežná doba (astronómia)" data-language-autonym="Slovenčina" data-language-local-name="slovakki" 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/Orbitalna_perioda" title="Orbitalna perioda — sloveeni" lang="sl" hreflang="sl" data-title="Orbitalna perioda" data-language-autonym="Slovenščina" data-language-local-name="sloveeni" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-szl mw-list-item"><a href="https://szl.wikipedia.org/wiki/%C3%94kres_%C3%B4rbitalny" title="Ôkres ôrbitalny — sleesia" lang="szl" hreflang="szl" data-title="Ôkres ôrbitalny" data-language-autonym="Ślůnski" data-language-local-name="sleesia" class="interlanguage-link-target"><span>Ślůnski</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%9E%D1%80%D0%B1%D0%B8%D1%82%D0%B0%D0%BB%D0%BD%D0%B8_%D0%BF%D0%B5%D1%80%D0%B8%D0%BE%D0%B4" title="Орбитални период — serbia" lang="sr" hreflang="sr" data-title="Орбитални период" data-language-autonym="Српски / srpski" data-language-local-name="serbia" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Orbitalni_period" title="Orbitalni period — serbokroaatti" lang="sh" hreflang="sh" data-title="Orbitalni period" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="serbokroaatti" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Siderisk_omloppstid" title="Siderisk omloppstid — ruotsi" lang="sv" hreflang="sv" data-title="Siderisk omloppstid" data-language-autonym="Svenska" data-language-local-name="ruotsi" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%9A%E0%AF%81%E0%AE%B1%E0%AF%8D%E0%AE%B1%E0%AF%81%E0%AE%95%E0%AF%8D%E0%AE%95%E0%AE%BE%E0%AE%B2%E0%AE%AE%E0%AF%8D" title="சுற்றுக்காலம் — tamili" lang="ta" hreflang="ta" data-title="சுற்றுக்காலம்" data-language-autonym="தமிழ்" data-language-local-name="tamili" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-kab mw-list-item"><a href="https://kab.wikipedia.org/wiki/Tallit_tamezzayt" title="Tallit tamezzayt — kabyyli" lang="kab" hreflang="kab" data-title="Tallit tamezzayt" data-language-autonym="Taqbaylit" data-language-local-name="kabyyli" class="interlanguage-link-target"><span>Taqbaylit</span></a></li><li class="interlanguage-link interwiki-te mw-list-item"><a href="https://te.wikipedia.org/wiki/%E0%B0%95%E0%B0%95%E0%B1%8D%E0%B0%B7%E0%B1%8D%E0%B0%AF%E0%B0%BE_%E0%B0%B5%E0%B1%8D%E0%B0%AF%E0%B0%B5%E0%B0%A7%E0%B0%BF" title="కక్ష్యా వ్యవధి — telugu" lang="te" hreflang="te" data-title="కక్ష్యా వ్యవధి" 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%84%E0%B8%B2%E0%B8%9A%E0%B8%81%E0%B8%B2%E0%B8%A3%E0%B9%82%E0%B8%84%E0%B8%88%E0%B8%A3" title="คาบการโคจร — thai" lang="th" hreflang="th" data-title="คาบการโคจร" data-language-autonym="ไทย" data-language-local-name="thai" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/Chu_k%E1%BB%B3_qu%E1%BB%B9_%C4%91%E1%BA%A1o" title="Chu kỳ quỹ đạo — vietnam" lang="vi" hreflang="vi" data-title="Chu kỳ quỹ đạo" data-language-autonym="Tiếng Việt" data-language-local-name="vietnam" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Y%C3%B6r%C3%BCnge_periyodu" title="Yörünge periyodu — turkki" lang="tr" hreflang="tr" data-title="Yörünge periyodu" data-language-autonym="Türkçe" data-language-local-name="turkki" 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%9E%D1%80%D0%B1%D1%96%D1%82%D0%B0%D0%BB%D1%8C%D0%BD%D0%B8%D0%B9_%D0%BF%D0%B5%D1%80%D1%96%D0%BE%D0%B4" title="Орбітальний період — ukraina" lang="uk" hreflang="uk" data-title="Орбітальний період" data-language-autonym="Українська" data-language-local-name="ukraina" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E8%BD%A8%E9%81%93%E5%91%A8%E6%9C%9F" title="轨道周期 — wu-kiina" lang="wuu" hreflang="wuu" data-title="轨道周期" data-language-autonym="吴语" data-language-local-name="wu-kiina" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E8%BB%8C%E9%81%93%E9%80%B1%E6%9C%9F" title="軌道週期 — kantoninkiina" lang="yue" hreflang="yue" data-title="軌道週期" data-language-autonym="粵語" data-language-local-name="kantoninkiina" class="interlanguage-link-target"><span>粵語</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E8%BD%A8%E9%81%93%E5%91%A8%E6%9C%9F" title="轨道周期 — kiina" lang="zh" hreflang="zh" data-title="轨道周期" data-language-autonym="中文" data-language-local-name="kiina" class="interlanguage-link-target"><span>中文</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span 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