{"id":11760,"date":"2026-04-16T22:47:03","date_gmt":"2026-04-16T21:47:03","guid":{"rendered":"https:\/\/astroterrassa.org\/blog\/?p=11760"},"modified":"2026-04-16T22:54:12","modified_gmt":"2026-04-16T21:54:12","slug":"les-fases-de-la-lluna-i-la-data-de-pasqua","status":"publish","type":"post","link":"https:\/\/astroterrassa.org\/blog\/les-fases-de-la-lluna-i-la-data-de-pasqua\/","title":{"rendered":"Les fases de la Lluna i la data de Pasqua"},"content":{"rendered":"<h1 style=\"text-align: center; color: #2c3e50; border-bottom: 2px solid #2c3e50; padding-bottom: 10px;\">Per qu\u00e8 la Setmana Santa canvia de data cada any? La resposta \u00e9s a la Lluna \ud83c\udf15<\/h1>\n<p style=\"text-align: center;\">Quan \u00e9s exactament Lluna Plena? \ud83c\udf15 En quin instant -dia i hora- hi haur\u00e0 Lluna Plena? \ud83d\udcc5 I les diferents fases de la Lluna? \ud83c\udf13 Quan es Setmana Santa? Hi ha una relaci\u00f3 entre la Lluna Plena i la Setmana Santa? \ud83d\udd2d \/ Aquestes i altres preguntes respon l&#8217;article seg\u00fcent.<br \/>\nVeureu que no tot \u00e9s tan f\u00e0cil com pot semblar en un primer moment.<br \/>\n\ud83e\uddd0 A m\u00e9s a m\u00e9s, a l&#8217;article es descriuen dos algorismes molt f\u00e0cils d&#8217;implementar que permeten calcular: 1) quan s\u00f3n les fases de la Lluna per a qualsevol any i mes, amb un error inferior als sis minuts \u23f1\ufe0f, i 2) quan ha estat o ser\u00e0 la setmana santa des de l&#8217;any 1582 fins al 3000 (o el que vulgueu). \ud83d\udcdc<br \/>\nUs convidem a aprofundir en aquest estudi detallat sobre el temps i l&#8217;astronomia.<br \/>\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\\\/2026\\\/04\\\/Setmanasantastronomia-1.pdf&quot;,&quot;title&quot;:&quot;&quot;,&quot;height&quot;:&quot;842px&quot;,&quot;width&quot;:&quot;100%&quot;,&quot;print&quot;:false,&quot;downloadButton&quot;:false,&quot;fullscreenButtonText&quot;:&quot;View Fullscreen&quot;,&quot;fullscreenButton&quot;:true,&quot;align&quot;:&quot;none&quot;,&quot;alignment&quot;:&quot;left&quot;,&quot;titleFontSize&quot;:&quot;16px&quot;,&quot;showName&quot;:false,&quot;onlyPDF&quot;:false,&quot;defaultBrowser&quot;:false,&quot;downloadButtonText&quot;:&quot;Download File&quot;,&quot;actionsPosition&quot;:&quot;top&quot;,&quot;newWindow&quot;:false,&quot;protect&quot;:false,&quot;thumbMenu&quot;:false,&quot;sidebarOpen&quot;:false,&quot;initialPage&quot;:0,&quot;alert&quot;:false,&quot;lastVersion&quot;:false,&quot;hrScroll&quot;:false,&quot;isHideRightToolbar&quot;:false,&quot;additional&quot;:{&quot;ID&quot;:&quot;&quot;,&quot;Class&quot;:&quot;&quot;,&quot;CSS&quot;:&quot;&quot;},&quot;adobeEmbedder&quot;:false,&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;popupOptions&quot;:{&quot;enabled&quot;:false,&quot;triggerType&quot;:&quot;button&quot;,&quot;image&quot;:&quot;&quot;,&quot;imagePdfIcon&quot;:true,&quot;imageHeight&quot;:&quot;200px&quot;,&quot;imageWidth&quot;:&quot;300px&quot;,&quot;text&quot;:&quot;Open PDF&quot;,&quot;btnStyle&quot;:{&quot;background&quot;:&quot;#2271b1&quot;,&quot;color&quot;:&quot;#fff&quot;,&quot;fontSize&quot;:&quot;16px&quot;,&quot;padding&quot;:{&quot;top&quot;:10,&quot;right&quot;:20,&quot;bottom&quot;:10,&quot;left&quot;:10}}},&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;socialShare&quot;:{&quot;enabled&quot;:false,&quot;facebook&quot;:true,&quot;twitter&quot;:true,&quot;linkedin&quot;:true,&quot;pinterest&quot;:true,&quot;position&quot;:&quot;top&quot;},&quot;isPremium&quot;:false}'\n    style=\"text-align: left\">\n    \n        <iframe loading=\"lazy\" title=\"\" style=\"border:0;\" width=\"100%\" height=\"800px\" class=\"pdfp_unsupported_frame\" src=\"\/\/docs.google.com\/gview?embedded=true&url=https:\/\/astroterrassa.org\/blog\/wp-content\/uploads\/2026\/04\/Setmanasantastronomia-1.pdf\"><\/iframe>\n\n    <\/div>\n\n","protected":false},"excerpt":{"rendered":"<p>Per qu\u00e8 la Setmana Santa canvia de data cada any? La resposta \u00e9s a la Lluna \ud83c\udf15 Quan \u00e9s exactament Lluna Plena? \ud83c\udf15 En quin instant -dia i hora- hi haur\u00e0 Lluna&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":11766,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[144],"tags":[358,264,357],"class_list":["post-11760","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-articles-aat","tag-fases","tag-lluna","tag-pasqua"],"_links":{"self":[{"href":"https:\/\/astroterrassa.org\/blog\/wp-json\/wp\/v2\/posts\/11760","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=11760"}],"version-history":[{"count":4,"href":"https:\/\/astroterrassa.org\/blog\/wp-json\/wp\/v2\/posts\/11760\/revisions"}],"predecessor-version":[{"id":11765,"href":"https:\/\/astroterrassa.org\/blog\/wp-json\/wp\/v2\/posts\/11760\/revisions\/11765"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/astroterrassa.org\/blog\/wp-json\/wp\/v2\/media\/11766"}],"wp:attachment":[{"href":"https:\/\/astroterrassa.org\/blog\/wp-json\/wp\/v2\/media?parent=11760"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/astroterrassa.org\/blog\/wp-json\/wp\/v2\/categories?post=11760"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/astroterrassa.org\/blog\/wp-json\/wp\/v2\/tags?post=11760"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}