{"id":10369,"date":"2024-02-09T18:24:08","date_gmt":"2024-02-09T17:24:08","guid":{"rendered":"https:\/\/astroterrassa.org\/blog\/?p=10369"},"modified":"2024-02-25T15:55:43","modified_gmt":"2024-02-25T14:55:43","slug":"les-libracions-de-la-lluna","status":"publish","type":"post","link":"https:\/\/astroterrassa.org\/blog\/les-libracions-de-la-lluna\/","title":{"rendered":"Les libracions de la Lluna"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Sab\u00edeu que, a m\u00e9s a m\u00e9s de les seves fases, la Lluna experimenta <strong>petites oscil\u00b7lacions<\/strong> que tamb\u00e9 podem observar des de la Terra?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Aquests moviments s&#8217;anomenen <strong>libracions<\/strong>, i ens permeten veure m\u00e9s enll\u00e0 del 50% de la superf\u00edcie de la lunar quan hi ha Lluna plena: concretament ens permet <strong>observar el 59% del nostre sat\u00e8l\u00b7lit<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les oscil\u00b7lacions o libracions es produeixen tant en sentit vertical com horitzontal (moviments de latitud i longitud), i ens permeten <strong>veure millor els cr\u00e0ters i accidents situats en els l\u00edmits de la cara visible <\/strong>de la Lluna.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jaume Calaf<\/strong> ens ofereix el seg\u00fcent article on ens explica en detall les <strong>causes <\/strong>d&#8217;aquests moviments, exemples de <strong>cr\u00e0ters <\/strong>podem veure i unes <strong>taules per saber quan \u00e9s el moment ideal per a estudiar-los o fotografiar-los<\/strong>.<\/p>\n\n\n\n<div\n    class='wp-block-pdfp-pdf-poster  alignnone'\n    id='block-2'\n    data-attributes='{&quot;uniqueId&quot;:&quot;pdfp1&quot;,&quot;file&quot;:&quot;https:\\\/\\\/astroterrassa.org\\\/blog\\\/wp-content\\\/uploads\\\/2024\\\/02\\\/Libracions-Lluna.pdf&quot;,&quot;title&quot;:&quot;&quot;,&quot;height&quot;:&quot;842px&quot;,&quot;width&quot;:&quot;100%&quot;,&quot;print&quot;:false,&quot;fullscreenButton&quot;:&quot;1&quot;,&quot;fullscreenButtonText&quot;:&quot;View Fullscreen&quot;,&quot;newWindow&quot;:false,&quot;showName&quot;:true,&quot;downloadButton&quot;:false,&quot;downloadButtonText&quot;:&quot;Download File&quot;,&quot;protect&quot;:false,&quot;onlyPDF&quot;:false,&quot;defaultBrowser&quot;:false,&quot;thumbMenu&quot;:false,&quot;initialPage&quot;:0,&quot;sidebarOpen&quot;:false,&quot;lastVersion&quot;:false,&quot;hrScroll&quot;:0,&quot;alert&quot;:false,&quot;btnStyles&quot;:{&quot;background&quot;:&quot;#1e73be&quot;,&quot;color&quot;:&quot;#fff&quot;,&quot;fontSize&quot;:&quot;1rem&quot;,&quot;padding&quot;:{&quot;top&quot;:10,&quot;right&quot;:20,&quot;bottom&quot;:10,&quot;left&quot;:10}},&quot;popupOptions&quot;:{&quot;enabled&quot;:0,&quot;text&quot;:&quot;Open PDF&quot;,&quot;triggerType&quot;:&quot;button&quot;,&quot;image&quot;:&quot;&quot;,&quot;imageHeight&quot;:&quot;200px&quot;,&quot;imageWidth&quot;:&quot;300px&quot;,&quot;imagePdfIcon&quot;:true,&quot;triggerAlignment&quot;:&quot;center&quot;,&quot;btnStyle&quot;:{&quot;background&quot;:&quot;#1e73be&quot;,&quot;color&quot;:&quot;#fff&quot;,&quot;fontSize&quot;:&quot;1rem&quot;,&quot;padding&quot;:{&quot;top&quot;:10,&quot;right&quot;:20,&quot;bottom&quot;:10,&quot;left&quot;:10}}},&quot;actionsPosition&quot;:&quot;top&quot;,&quot;socialShare&quot;:{&quot;enabled&quot;:false,&quot;facebook&quot;:false,&quot;twitter&quot;:false,&quot;linkedin&quot;:false,&quot;pinterest&quot;:false,&quot;position&quot;:&quot;top&quot;},&quot;adobeEmbedder&quot;:false,&quot;align&quot;:&quot;none&quot;,&quot;alignment&quot;:&quot;left&quot;,&quot;titleFontSize&quot;:&quot;16px&quot;,&quot;isHideRightToolbar&quot;:false,&quot;additional&quot;:{&quot;ID&quot;:&quot;&quot;,&quot;Class&quot;:&quot;&quot;,&quot;CSS&quot;:&quot;&quot;},&quot;adobeOptions&quot;:{&quot;showDownloadPDF&quot;:true,&quot;showPrintPDF&quot;:true,&quot;showAnnotationTools&quot;:true,&quot;showFullScreen&quot;:false,&quot;embedMode&quot;:&quot;SIZED_CONTAINER&quot;},&quot;popupBtnStyle&quot;:{&quot;background&quot;:&quot;#2271b1&quot;,&quot;color&quot;:&quot;#fff&quot;,&quot;padding&quot;:{&quot;top&quot;:10,&quot;right&quot;:20,&quot;bottom&quot;:10,&quot;left&quot;:10}},&quot;popupBtnText&quot;:&quot;Open Document&quot;,&quot;CSS&quot;:&quot;&quot;,&quot;isPremium&quot;:false}'\n    style=\"text-align: left\">\n            <div class=\"pdfp_loading_placeholder\" style=\"height: 842px; width: 100%; display: flex; align-items: center; justify-content: center; background: #f5f5f5; border: 1px solid #ddd;\">\n             <p>Loading Viewer...<\/p>\n        <\/div>\n    <\/div>\n\n","protected":false},"excerpt":{"rendered":"<p>Sab\u00edeu que, a m\u00e9s a m\u00e9s de les seves fases, la Lluna experimenta petites oscil\u00b7lacions que tamb\u00e9 podem observar des de la Terra? Aquests moviments s&#8217;anomenen libracions, i ens permeten veure m\u00e9s&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":8032,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[144],"tags":[305,304,264,72],"class_list":["post-10369","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-articles-aat","tag-astrofotografia","tag-libracions","tag-lluna","tag-observacio"],"_links":{"self":[{"href":"https:\/\/astroterrassa.org\/blog\/wp-json\/wp\/v2\/posts\/10369","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/astroterrassa.org\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/astroterrassa.org\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/astroterrassa.org\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/astroterrassa.org\/blog\/wp-json\/wp\/v2\/comments?post=10369"}],"version-history":[{"count":0,"href":"https:\/\/astroterrassa.org\/blog\/wp-json\/wp\/v2\/posts\/10369\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/astroterrassa.org\/blog\/wp-json\/wp\/v2\/media\/8032"}],"wp:attachment":[{"href":"https:\/\/astroterrassa.org\/blog\/wp-json\/wp\/v2\/media?parent=10369"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/astroterrassa.org\/blog\/wp-json\/wp\/v2\/categories?post=10369"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/astroterrassa.org\/blog\/wp-json\/wp\/v2\/tags?post=10369"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}