{"id":11208,"date":"2025-01-14T17:52:42","date_gmt":"2025-01-14T16:52:42","guid":{"rendered":"https:\/\/astroterrassa.org\/blog\/?p=11208"},"modified":"2026-03-09T21:24:37","modified_gmt":"2026-03-09T20:24:37","slug":"lemersio-de-saturn-despres-de-locultacio-del-4-de-gener","status":"publish","type":"post","link":"https:\/\/astroterrassa.org\/blog\/lemersio-de-saturn-despres-de-locultacio-del-4-de-gener\/","title":{"rendered":"L&#8217;EMERSI\u00d3 DE SATURN DESPR\u00c9S DE L&#8217;OCULTACI\u00d3 DEL 4 DE GENER"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">El 2025 ha comen\u00e7at amb un d&#8217;aquells fen\u00f2mens relativament rars <strong>que tornen bojos als astr\u00f2noms i astrofot\u00f2grafs<\/strong>. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">El dia 4 de gener se sabia que Saturn s&#8217;amagaria pel <strong>costat fosc<\/strong> del nostre sat\u00e8l\u00b7lit a les 17:20 UT, i que al cap d&#8217;una hora veuriem la seva emersi\u00f3 per la <strong>banda il\u00b7luminada<\/strong> de la Lluna (18:28 UT).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">De forma que <strong>a l&#8217;aaT ens vam preparar per fotografiar l&#8217;emersi\u00f3<\/strong>, que era molt m\u00e9s interessant que l&#8217;ocultaci\u00f3, ja que permetia observar detalls de la lluna i del planeta al mateix temps. El resultat va ser aquest (si cliqueu sobre el text trobareu<strong> informaci\u00f3 addicional<\/strong> de cada objecte):<\/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\\\/2025\\\/01\\\/ocult_Saturn_Lluna_V2-1.pdf&quot;,&quot;title&quot;:&quot;&quot;,&quot;height&quot;:&quot;842px&quot;,&quot;width&quot;:&quot;100%&quot;,&quot;print&quot;:false,&quot;fullscreenButton&quot;:true,&quot;fullscreenButtonText&quot;:&quot;View Fullscreen&quot;,&quot;newWindow&quot;:false,&quot;showName&quot;:true,&quot;downloadButton&quot;:true,&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;:&quot;1&quot;,&quot;sidebarOpen&quot;:false,&quot;lastVersion&quot;:false,&quot;hrScroll&quot;:false,&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\n\n\n<p class=\"wp-block-paragraph\">De <strong>Saturn <\/strong>destaquen els anells, que gaireb\u00e9 estan de perfil i el seu sat\u00e8l\u00b7lit Tit\u00e0.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">De la <strong>Lluna<\/strong>, el terminador passa pel cr\u00e0ter d&#8217;impacte <strong>Theophilus <\/strong>(abaix de la foto, a nostra esquerra), del qual nom\u00e9s \u00e9s veu la corona, d&#8217;uns 99 km de di\u00e0metre, en la frontera del <strong>Mare Nectaris<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Seguint el terminador cap el Sud de la Lluna, que \u00e9s pujant cap a munt per la foto, trobem els cr\u00e0ter <strong>Riccius <\/strong>i el <strong>Nicolai<\/strong>; finalment, ja en la part il\u00b7luminada, a dalt a la dreta de la foto, destaca el cr\u00e0ter <strong>Pitiscus<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La foto es va realitzar amb el telescopi Rock (1982) de l&#8217;AAT. Un telescopi Newton Vixen de 100 mil\u00edmetres de di\u00e0metre i 1000 de longitud focal. Muntura equatorial alemana sense seguiment.<br>La t\u00e8cnica va ser projecci\u00f3 per ocultar (Ocular Plossl 1,25&#8243; de 32 mm) amb suport per m\u00f2bil Celestron NeXYZ.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><br>El m\u00f2bil utilitzat \u00e9s un Google Pixel 8a f1\/78; 5,43mm; ISO 50; Mode: manual i retard de 3 segons.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><br>Tractament d&#8217;una imatge \u00fanica en JPG amb Gimp.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>El 2025 ha comen\u00e7at amb un d&#8217;aquells fen\u00f2mens relativament rars que tornen bojos als astr\u00f2noms i astrofot\u00f2grafs. El dia 4 de gener se sabia que Saturn s&#8217;amagaria pel costat fosc del nostre&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":11215,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[144],"tags":[72,352,265],"class_list":["post-11208","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-articles-aat","tag-observacio","tag-ocultacio","tag-saturn"],"_links":{"self":[{"href":"https:\/\/astroterrassa.org\/blog\/wp-json\/wp\/v2\/posts\/11208","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=11208"}],"version-history":[{"count":0,"href":"https:\/\/astroterrassa.org\/blog\/wp-json\/wp\/v2\/posts\/11208\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/astroterrassa.org\/blog\/wp-json\/wp\/v2\/media\/11215"}],"wp:attachment":[{"href":"https:\/\/astroterrassa.org\/blog\/wp-json\/wp\/v2\/media?parent=11208"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/astroterrassa.org\/blog\/wp-json\/wp\/v2\/categories?post=11208"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/astroterrassa.org\/blog\/wp-json\/wp\/v2\/tags?post=11208"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}