{"id":9686,"date":"2018-10-23T15:41:16","date_gmt":"2018-10-23T15:41:16","guid":{"rendered":"https:\/\/blogs.futura-sciences.com\/feldmann\/?p=9686"},"modified":"2018-11-07T08:53:56","modified_gmt":"2018-11-07T08:53:56","slug":"lirlande-devient-le-seizieme-membre-de-leso","status":"publish","type":"post","link":"https:\/\/blogs.futura-sciences.com\/feldmann\/2018\/10\/23\/lirlande-devient-le-seizieme-membre-de-leso\/","title":{"rendered":"L’Irlande devient le seizi\u00e8me membre de l’ESO"},"content":{"rendered":"

L’adh\u00e9sion de l’Irlande \u00e0\u00a0l’ESO porte d\u00e9sormais \u00e0 16 le nombre de pays engag\u00e9s dans le d\u00e9veloppement du t\u00e9lescope g\u00e9ant E-ELT.\u00a0<\/strong><\/p>\n

Petit pays d’un peu plus de 5 millions d’habitants, l’Irlande a une longue tradition astronomique. C’est en effet \u00e0 Birr, une ville des Midlands, que William Parsons, troisi\u00e8me comte de Ross, fit construire en 1860 le L\u00e9viathan<\/a> (gravure ci-dessous), un t\u00e9lescope de 183 centim\u00e8tres de diam\u00e8tre qui resta le plus grand du monde jusqu’\u00e0 la mise en service du t\u00e9lescope Hooker de 2,5 m\u00e8tres \u00e0 l’Observatoire am\u00e9ricain du mont Wilson<\/a> en 1917.<\/p>\n

\"\"<\/a>
Gravure montrant le L\u00e9viathan, un t\u00e9lescope de 183 cm appartenant \u00e0 William Parsons.<\/figcaption><\/figure>\n

Le site du L\u00e9viathan accueille d\u00e9sormais quelques-unes des antennes du radiot\u00e9lescope europ\u00e9en g\u00e9ant LOFAR<\/a> (LOw Frequency ARray<\/em>).<\/p>\n

L’Irlande dispose \u00e9galement d’une R\u00e9serve de ciel \u00e9toil\u00e9<\/a> dans la p\u00e9ninsule d\u2019Iveragh \u00e0 l’extr\u00eame sud-ouest du pays alors qu’en comparaison la France, bien que huit fois plus vaste, ne compte que deux r\u00e9serves, celle du Parc des C\u00e9vennes<\/a> et celle du Pic du Midi<\/a>.<\/p>\n

\"\"<\/a>
Liste des 16 pays membres de l’Observatoire europ\u00e9en austral. \u00a9 ESO<\/figcaption><\/figure>\n

L’ESO<\/a> vient de ratifier l’adh\u00e9sion de cette \u00eele dont les astronomes<\/a> vont pouvoir d\u00e9sormais utiliser les installations astronomiques europ\u00e9ennes situ\u00e9es au Chili comme le VLT<\/a> ou encore ALMA<\/a>. Ils auront aussi un temps d’observation sur le futur t\u00e9lescope E-ELT<\/a> (European Extremely Large Telescope<\/em>), un g\u00e9ant de 39 m\u00e8tres de diam\u00e8tre install\u00e9 au sommet du\u00a0Cerro Armazones\u00a0<\/em>qui devrait \u00eatre op\u00e9rationnel \u00e0 partir de 2024.<\/p>\n","protected":false},"excerpt":{"rendered":"

L’adh\u00e9sion de l’Irlande \u00e0\u00a0l’ESO porte d\u00e9sormais \u00e0 16 le nombre de pays engag\u00e9s dans le d\u00e9veloppement du t\u00e9lescope g\u00e9ant E-ELT.\u00a0 Petit pays d’un peu plus de 5 millions d’habitants, l’Irlande a une longue tradition astronomique. C’est en effet \u00e0 Birr, une ville des Midlands, que William Parsons, troisi\u00e8me comte de Ross, fit construire en 1860 … Continuer la lecture de L’Irlande devient le seizi\u00e8me membre de l’ESO<\/span> →<\/span><\/a><\/p>\n","protected":false},"author":8,"featured_media":9687,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"categories":[509],"tags":[1048,632,633,2575,637],"class_list":["post-9686","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites","tag-alma","tag-e-elt","tag-eso","tag-irlande","tag-vlt"],"yoast_head":"\nL'Irlande devient le seizi\u00e8me membre de l'ESO<\/title>\n<meta name=\"description\" content=\"L'adh\u00e9sion de l'Irlande \u00e0\u00a0l'ESO porte d\u00e9sormais \u00e0 16 le nombre de pays engag\u00e9s dans le d\u00e9veloppement du t\u00e9lescope g\u00e9ant E-ELT.\u00a0\" \/>\n<meta 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