{"id":592,"date":"2020-02-17T21:40:25","date_gmt":"2020-02-17T20:40:25","guid":{"rendered":"https:\/\/ngi.be\/website\/offrir\/kaarten-en-fotos\/thematische-kaarten\/"},"modified":"2026-03-19T14:31:48","modified_gmt":"2026-03-19T13:31:48","slug":"cartes-thematiques","status":"publish","type":"page","link":"https:\/\/ngi.be\/fr\/offre\/cartes-et-photos\/cartes-thematiques\/","title":{"rendered":"Cartes th\u00e9matiques"},"content":{"rendered":"<h2><strong>Carte LowAir<\/strong><\/h2>\n<p style=\"text-align: justify;\">La carte LowAir est une carte th\u00e9matique \u00e0 l&#8217;\u00e9chelle 1:250 000 reprenant les informations de type a\u00e9ronautique sur tout le territoire belge et une partie des territoires frontaliers. Utilis\u00e9e pour la navigation a\u00e9rienne \u00e0 basse altitude, cette carte reprend les informations relatives \u00e0 l&#8217;espace a\u00e9rien jusqu&#8217;\u00e0 4500 pieds et durant les heures d&#8217;op\u00e9rations militaires.<\/p>\n<p style=\"text-align: justify;\">La carte LowAir se compose du fond de carte Topo250 et de la surcharge th\u00e9matique repr\u00e9sent\u00e9e conform\u00e9ment aux sp\u00e9cifications techniques officielles. Elle reprend les publications d\u2019information a\u00e9ronautique (AIP) \u00e9dit\u00e9es sur d\u00e9cision de la Belgique et des pays voisins. Les donn\u00e9es sont compl\u00e9t\u00e9es par les obstacles a\u00e9riens (&gt; 200 pieds) collect\u00e9s par l&#8217;IGN ou fournis par les services topographiques des pays voisins. Les obstacles sont g\u00e9n\u00e9ralis\u00e9s (les groupes d&#8217;obstacles peuvent contenir des obstacles jusqu&#8217;\u00e0 1,5 km du point central).<\/p>\n<p style=\"text-align: justify;\">La carte LowAir est en projection Lambert2008 et reprend \u00e9galement un quadrillage en coordonn\u00e9es g\u00e9ographiques et en UTM31. Le hors-cadre reprend la l\u00e9gende.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>L&#8217;IGN a r\u00e9alis\u00e9 plusieurs cartes th\u00e9matiques, qui sont tr\u00e8s utiles dans les domaines sp\u00e9cifiques pour lesquels elles ont \u00e9t\u00e9 \u00e9tablies.<\/p>\n","protected":false},"author":1,"featured_media":20282,"parent":586,"menu_order":122,"comment_status":"closed","ping_status":"closed","template":"tpl-product.php","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-592","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Cartes th\u00e9matiques - IGN<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/ngi.be\/fr\/offre\/cartes-et-photos\/cartes-thematiques\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cartes th\u00e9matiques - 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