{"id":1527,"date":"2014-11-21T07:43:08","date_gmt":"2014-11-21T07:43:08","guid":{"rendered":"http:\/\/\/wpweb\/?page_id=1527"},"modified":"2020-10-15T10:12:34","modified_gmt":"2020-10-15T10:12:34","slug":"miratge","status":"publish","type":"page","link":"https:\/\/www.meteo.cat\/wpweb\/divulgacio\/equipaments-meteorologics\/observadors-meteorologics\/manual-de-lobservador\/fenomens-optics\/miratge\/","title":{"rendered":"Miratge"},"content":{"rendered":"\n<h2>Definici\u00f3:<\/h2>\n\n\n\n<p>Fenomen \u00f2ptic que consisteix a veure els objectes llunyans com si es reflectissin per sota d\u2019aquests sobre un llac imaginari (<strong>miratge directe<\/strong>), o per sobre com si l\u2019objecte tingu\u00e9s un mirall a dalt (<strong>miratge invers<\/strong>, tamb\u00e9 anomenat <strong>Fata Morgana<\/strong> per la gent de mar).<br><\/p>\n\n\n\n<p>En dies de forta irradiaci\u00f3, a l\u2019estiu gaireb\u00e9 sempre, el fenomen es produeix per l\u2019escalfament de les capes d\u2019aire en contacte immediat amb el s\u00f2l; aquest escalfament les fa menys denses i aix\u00ed un raig de llum que prov\u00e9 d\u2019un objecte elevat i va cap al s\u00f2l, va variant la seva traject\u00f2ria per efecte de la <strong>refracci\u00f3<\/strong>.<\/p>\n\n\n\n<h2>Consells per a l\u2019observaci\u00f3:<\/h2>\n\n\n\n<p>\n\u00c9s un fenomen for\u00e7a habitual en dies molt calorosos a zones seques i sovint es pot veure sobre l\u2019asfalt de les carreteres.<\/p>\n\n\n\n<h2>Fotografies<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><a href=\"https:\/\/static-m.meteo.cat\/wordpressweb\/wp-content\/uploads\/2014\/11\/21084223\/BIG_084315615022712_00.jpg\"><img loading=\"lazy\" width=\"700\" height=\"467\" src=\"https:\/\/static-m.meteo.cat\/wordpressweb\/wp-content\/uploads\/2014\/11\/21084223\/BIG_084315615022712_00.jpg\" alt=\"Miratge\" class=\"wp-image-2971\"\/><\/a><figcaption>Fen\u00f2mens \u00f2ptics Miratge. Autor: Carles Illa<\/figcaption><\/figure><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Definici\u00f3: Fenomen \u00f2ptic que consisteix a veure els objectes llunyans com si es reflectissin per sota d\u2019aquests sobre un llac imaginari (miratge directe), o per sobre com si l\u2019objecte tingu\u00e9s un mirall a dalt (miratge invers, tamb\u00e9 anomenat Fata Morgana per la gent de mar). En dies de forta irradiaci\u00f3, a l\u2019estiu gaireb\u00e9 sempre, el [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"parent":1207,"menu_order":0,"comment_status":"closed","ping_status":"open","template":"","meta":{"_mi_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"_links":{"self":[{"href":"https:\/\/www.meteo.cat\/wpweb\/wp-json\/wp\/v2\/pages\/1527"}],"collection":[{"href":"https:\/\/www.meteo.cat\/wpweb\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.meteo.cat\/wpweb\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.meteo.cat\/wpweb\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.meteo.cat\/wpweb\/wp-json\/wp\/v2\/comments?post=1527"}],"version-history":[{"count":5,"href":"https:\/\/www.meteo.cat\/wpweb\/wp-json\/wp\/v2\/pages\/1527\/revisions"}],"predecessor-version":[{"id":28923,"href":"https:\/\/www.meteo.cat\/wpweb\/wp-json\/wp\/v2\/pages\/1527\/revisions\/28923"}],"up":[{"embeddable":true,"href":"https:\/\/www.meteo.cat\/wpweb\/wp-json\/wp\/v2\/pages\/1207"}],"wp:attachment":[{"href":"https:\/\/www.meteo.cat\/wpweb\/wp-json\/wp\/v2\/media?parent=1527"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}