{"id":1455,"date":"2024-11-25T12:15:50","date_gmt":"2024-11-25T11:15:50","guid":{"rendered":"https:\/\/www.scouts-europe.org\/scoutorama\/?p=1455"},"modified":"2025-02-11T14:06:46","modified_gmt":"2025-02-11T13:06:46","slug":"les-conversions-des-angles-de-marche","status":"publish","type":"post","link":"https:\/\/www.scouts-europe.org\/scoutorama\/les-conversions-des-angles-de-marche\/","title":{"rendered":"Les conversions des angles de marche"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"1455\" class=\"elementor elementor-1455\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8041808 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8041808\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-7caf085\" data-id=\"7caf085\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4eb47f7 elementor-widget elementor-widget-heading\" data-id=\"4eb47f7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Les conversions des angles de marche<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-721ab5e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"721ab5e\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d46eb97\" data-id=\"d46eb97\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c306bc5 elementor-widget elementor-widget-spacer\" data-id=\"c306bc5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4f4c36d elementor-widget elementor-widget-text-editor\" data-id=\"4f4c36d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Un angle peut s\u2019exprimer en degr\u00e9 (\u00b0), en grade (gr), ou en milli\u00e8me.<br class=\"manualbr\" \/>Voil\u00e0 comment passer d\u2019un syst\u00e8me \u00e0 un autre :<\/p><p>sachant que\u00a0:<br class=\"manualbr\" \/>360\u00b0 = 400 gr = 6400\u00a0<span class=\"spip_document_735 spip_documents\"><img decoding=\"async\" src=\"http:\/\/www.scoutorama.org\/local\/cache-vignettes\/L15xH19\/m-6ca59.gif\" alt=\"\" width=\"15\" height=\"19\" \/><\/span><br class=\"manualbr\" \/>Sachant \u00e9galement que\u00a0:<br class=\"manualbr\" \/>1 degr\u00e9 (1\u00b0) = 60 minutes (60\u2019)<br class=\"manualbr\" \/>1 grade (1gr) = 100 milligrades (100 mgr)<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-eef63c4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"eef63c4\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1a70d9b\" data-id=\"1a70d9b\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ef6138f elementor-widget elementor-widget-text-editor\" data-id=\"ef6138f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3 class=\"spip\"><strong>Applications :<\/strong><\/h3><p>\u00a0<\/p><p><strong>Exemple 1\u00a0:<\/strong>\u00a0Si l\u2019on doit prendre l\u2019azimut 75\u00b0, mais que l\u2019on a h\u00e9rit\u00e9 d\u2019une\u00a0boussole\u00a0gradu\u00e9e en milli\u00e8mes, il faudra afficher\u00a0:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1b05020 elementor-widget elementor-widget-image\" data-id=\"1b05020\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"252\" height=\"60\" src=\"https:\/\/www.scouts-europe.org\/scoutorama\/wp-content\/uploads\/sites\/99\/2024\/11\/221-angles-de-marche-conversion-2-a1a97.gif\" class=\"attachment-large size-large wp-image-1457\" alt=\"221 angles de marche conversion 2 a1a97\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-11978c3 elementor-widget elementor-widget-spacer\" data-id=\"11978c3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bf63773 elementor-widget elementor-widget-text-editor\" data-id=\"bf63773\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Exemple 2 :<\/strong> Si on a fait une vis\u00e9e tr\u00e8s pr\u00e9cise de 235 gr, \u00e0 l\u2019aide d\u2019un instrument de g\u00e9om\u00e8tre, mais que l(on doit l\u2019utiliser avec son rapporteur, gradu\u00e9 en degr\u00e9s, il faudra mesurer\u00a0:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4b8ba98 elementor-widget elementor-widget-image\" data-id=\"4b8ba98\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"227\" height=\"60\" src=\"https:\/\/www.scouts-europe.org\/scoutorama\/wp-content\/uploads\/sites\/99\/2024\/11\/221-angles-de-marche-conversion-3-c0ac3.gif\" class=\"attachment-large size-large wp-image-1458\" alt=\"221 angles de marche conversion 3 c0ac3\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e166039 elementor-widget elementor-widget-spacer\" data-id=\"e166039\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c89a51c elementor-widget elementor-widget-text-editor\" data-id=\"c89a51c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Exemple 3\u00a0:<\/strong>\u00a0La d\u00e9clinaison magn\u00e9tique correspond au centre de la feuille, au 1er janvier 1979, \u00e0 5\u00b045\u2019. Elle diminue chaque ann\u00e9e de 0\u00b04\u2019. Quelle sera la d\u00e9clinaison magn\u00e9tique \u00e0 prendre en compte sur sa boussole le 1er janvier 2001\u00a0?<br class=\"manualbr\" \/>La d\u00e9clinaison magn\u00e9tique a diminu\u00e9 de 4\u2019 x 22 ans = 88\u2019<br class=\"manualbr\" \/>Ce qui doit s\u2019\u00e9crire 88\u2019 = 1\u00b0 28\u2019 puisqu\u2019il y a 60\u2019 dans un degr\u00e9 (exactement comme 88min correspondent \u00e0 1h28min).<br class=\"manualbr\" \/>La d\u00e9clinaison magn\u00e9tique \u00e0 prendre en compte est donc de 5\u00b045\u2019 &#8211; 1\u00b028\u2019 = 4\u00b017\u2019<\/p><p>\u00a0<\/p><p><strong>Exemple 4\u00a0:<\/strong>\u00a0M\u00eame question avec un angle initial de 5\u00b010\u2019. Il faut toujours enlever 88\u2019, c\u2019est-\u00e0-dire 1\u00b028\u2019. Mais 28\u2019 \u00e9tant sup\u00e9rieur \u00e0 10\u2019, on ne peut pas faire la soustraction directement.<\/p><p>\u00a0<\/p><p>Il faut d\u2019abord \u00e9crire\u00a0: 5\u00b010\u2019 = 4\u00b0 + 1\u00b0 + 10\u2019 = 4\u00b0 + 60\u2019 + 10\u2019 = 4\u00b070\u2019<br class=\"manualbr\" \/>On peut alors faire le calcul\u00a0: 4\u00b070\u2019 &#8211; 1\u00b028\u2019 = 3\u00b042\u2019.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Un angle peut s\u2019exprimer en degr\u00e9 (\u00b0), en grade (gr), ou en milli\u00e8me.<br \/>\nVoil\u00e0 comment passer d\u2019un syst\u00e8me \u00e0 un autre<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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