{"id":630,"date":"2013-07-05T16:51:16","date_gmt":"2013-07-05T14:51:16","guid":{"rendered":"http:\/\/f5len.org\/blog\/?p=630"},"modified":"2026-02-23T16:42:24","modified_gmt":"2026-02-23T15:42:24","slug":"evolution-des-previsions-tropo","status":"publish","type":"post","link":"https:\/\/f5len.org\/blog\/evolution-des-previsions-tropo\/","title":{"rendered":"Evolution des pr\u00e9visions tropo"},"content":{"rendered":"<p><a href=\"http:\/\/f5len.org\/blog\/wp-content\/uploads\/2013\/07\/atl06.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-medium wp-image-631\" src=\"http:\/\/f5len.org\/blog\/wp-content\/uploads\/2013\/07\/atl06-231x300.png\" alt=\"atl06\" width=\"231\" height=\"300\" srcset=\"https:\/\/f5len.org\/blog\/wp-content\/uploads\/2013\/07\/atl06-231x300.png 231w, https:\/\/f5len.org\/blog\/wp-content\/uploads\/2013\/07\/atl06.png 618w\" sizes=\"auto, (max-width: 231px) 100vw, 231px\" \/><\/a><\/p>\n<p>Apr\u00e8s quelques \u00e9changes avec Volker DF5AI au sujet de son article\u00a0<a href=\"http:\/\/www.df5ai.net\/ArticlesDL\/AtlanticTropoAug05\/ATropoAug05.html\" target=\"_blank\" rel=\"noopener\">144 MHz Long distance Radio Propagation\u00a0from Western Europe into the Atlantic Ocean<\/a>\u00a0j&rsquo;ai entrepris d&rsquo;\u00e9tendre les pr\u00e9visions des modification de <a href=\"http:\/\/fr.wikipedia.org\/wiki\/Indice_de_r%C3%A9fraction\" target=\"_blank\" rel=\"noopener\">l&rsquo;indice de r\u00e9fraction N<\/a> dans la troposph\u00e8re vers des circuits atlantiques en direction des Acores, Mad\u00e8re, les Iles Canaries et, r\u00eavons un peu, les Iles du Cap vert.<\/p>\n<p>Le traitement des donn\u00e9es en provenance de la NOAA reste inchang\u00e9. Les pr\u00e9visions apparaissent dans une s\u00e9rie d&rsquo;images suppl\u00e9mentaires couvrant la nouvelle zone. Elles sont mises \u00e0 jour 4 fois par jour et s&rsquo;\u00e9tendent sur une p\u00e9riode de 8 jours.<\/p>\n<p><a href=\"http:\/\/cluster.f5len.org\/index.php?p=tropo\" target=\"_blank\" rel=\"noopener\">Pr\u00e9visions disponibles en suivant ce lien<\/a>.<\/p>\n<p>Pour les curieux, vous pourrez lire ou relire <a href=\"http:\/\/f6crp.pagesperso-orange.fr\/elec\/index.htm\" target=\"_blank\" rel=\"noopener\">un article tr\u00e8s bien fait de Denis F6CRP<\/a>\u00a0qui vous permettra de mieux appr\u00e9hender les m\u00e9canismes mis en oeuvre dans ce type de propagation.<\/p>\n<p>Un spot relev\u00e9 sur le cluster et qui accompagne plut\u00f4t bien l&rsquo;image du chapeau:<\/p>\n<p>F1NUM \u00a0 \u00a0 \u00a0144402.0 CS3BTM\/B \u00a0 \u00a0 \u00a0 IN88AJ::IM12OR 529 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a01512z \u00a02013-Jul-05<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Apr\u00e8s quelques \u00e9changes avec Volker DF5AI au sujet de son article\u00a0144 MHz Long distance Radio Propagation\u00a0from Western Europe into the Atlantic Ocean\u00a0j&rsquo;ai entrepris d&rsquo;\u00e9tendre les pr\u00e9visions des modification de l&rsquo;indice de r\u00e9fraction N dans la troposph\u00e8re vers des circuits atlantiques &hellip; <a href=\"https:\/\/f5len.org\/blog\/evolution-des-previsions-tropo\/\">Continuer la lecture <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[25,86,84,87,85],"class_list":["post-630","post","type-post","status-publish","format-standard","hentry","category-trafic","tag-ducting","tag-indice-de-refraction","tag-propagation","tag-refractive-index","tag-troposphere"],"_links":{"self":[{"href":"https:\/\/f5len.org\/blog\/wp-json\/wp\/v2\/posts\/630","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/f5len.org\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/f5len.org\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/f5len.org\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/f5len.org\/blog\/wp-json\/wp\/v2\/comments?post=630"}],"version-history":[{"count":9,"href":"https:\/\/f5len.org\/blog\/wp-json\/wp\/v2\/posts\/630\/revisions"}],"predecessor-version":[{"id":1867,"href":"https:\/\/f5len.org\/blog\/wp-json\/wp\/v2\/posts\/630\/revisions\/1867"}],"wp:attachment":[{"href":"https:\/\/f5len.org\/blog\/wp-json\/wp\/v2\/media?parent=630"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/f5len.org\/blog\/wp-json\/wp\/v2\/categories?post=630"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/f5len.org\/blog\/wp-json\/wp\/v2\/tags?post=630"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}