{"id":885,"date":"2018-08-11T08:13:15","date_gmt":"2018-08-11T06:13:15","guid":{"rendered":"http:\/\/www.arnaudom.fr\/wordpress\/?page_id=885"},"modified":"2020-08-06T09:13:35","modified_gmt":"2020-08-06T07:13:35","slug":"materiel-debutant","status":"publish","type":"page","link":"https:\/\/www.arnaudom.fr\/wordpress\/materiel-debutant\/","title":{"rendered":"Mat\u00e9riel d\u00e9butant"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"885\" class=\"elementor elementor-885\">\n\t\t\t\t\t\t<div class=\"elementor-inner\">\n\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-dabc539 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"dabc539\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-98ceee0\" data-id=\"98ceee0\" data-element_type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-764f488 elementor-widget elementor-widget-heading\" data-id=\"764f488\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">T\u00e9lescope 130\/900 et monture EQ3-2<\/h1>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6c8ccba elementor-widget elementor-widget-heading\" data-id=\"6c8ccba\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Un t\u00e9l\u00e9scope Skywatcher 130\/900 motoris\u00e9 :<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-303fac9 elementor-position-left elementor-vertical-align-middle elementor-widget elementor-widget-image-box\" data-id=\"303fac9\" data-element_type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img loading=\"lazy\" decoding=\"async\" width=\"250\" height=\"231\" src=\"https:\/\/www.arnaudom.fr\/wordpress\/wp-content\/uploads\/2018\/08\/1309EQ2i.gif\" class=\"attachment-full size-full wp-image-888\" alt=\"\" \/><\/figure><div class=\"elementor-image-box-content\"><p class=\"elementor-image-box-description\">C'est un instrument de d\u00e9butant, qui offre cependant un bon diam\u00e8tre (130 mm) avec une focale de 900 mm. Ces caract\u00e9ristiques le destinent plus particuli\u00e8rement \u00e0 l'observation du ciel profond. De plus il peut \u00eatre motoris\u00e9 (ce qui n'est pas indispensable du tout) mais ce qui se r\u00e9v\u00e8le quand m\u00eame tr\u00e8s confortable \u00e0 l'utilisation. Enfin, un atout non n\u00e9gligeable, il n'est pas trop cher !! Je l'ai pay\u00e9 environ 280 \u20ac avec le moteur.\n\nC'est un instrument assez performant pour un petit t\u00e9l\u00e9scope, il donne des images correctes sur les plan\u00e8tes (on voit sans probl\u00e8me les croissants de V\u00e9nus, les bandes de Jupiter et ses satellites, les anneaux de Saturne et les crat\u00e8res lunaires) et il est assez performant sur le ciel profond (\u00e9toiles, amas ouverts et globulaires, n\u00e9buleuses, galaxies). Comme c'est surtout \u00e7a qui m'int\u00e9resse, \u00e7a tombe bien !\n\nSon seul gros d\u00e9faut est la monture d'origine, l'EQ2, qui est relativement instable et peu pr\u00e9cise. Cela dit, elle permet d'observer sans trop de probl\u00e8me, et j'ai pu faire d'excellentes photos plan\u00e9taires avec cette monture et une webcam.<\/p><\/div><\/div>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-69eb540 elementor-widget elementor-widget-heading\" data-id=\"69eb540\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Une monture EQ3-2 :<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-48bfb2c elementor-position-right elementor-vertical-align-top elementor-widget elementor-widget-image-box\" data-id=\"48bfb2c\" data-element_type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img loading=\"lazy\" decoding=\"async\" width=\"256\" height=\"192\" src=\"https:\/\/www.arnaudom.fr\/wordpress\/wp-content\/uploads\/2018\/08\/EQ32a.jpg\" class=\"attachment-full size-full wp-image-889\" alt=\"\" \/><\/figure><div class=\"elementor-image-box-content\"><p class=\"elementor-image-box-description\"> J'ai eu l'opportunit\u00e9 d'acheter cette monture EQ3-2 d'occasion, \u00e0 une copine de mon club d'astronomie. L'am\u00e9lioration par rapport \u00e0 la monture EQ2 d'origine est tr\u00e8s nette.\n\nTout d'abord, la stabilit\u00e9 est beaucoup plus grande : le t\u00e9l\u00e9scope ne bouge pas, m\u00eame les freins ouverts. C'est un confort important pour l'observation, mais \u00e9galement pour l'imagerie \u00e0 la webcam car on peut centrer un objet \u00e0 l'oculaire, puis remplacer l'oculaire par la webcam avec beaucoup moins de risque de perdre l'objet du fait de la meilleure stabilit\u00e9.<\/p><\/div><\/div>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a5ec549 elementor-position-left elementor-vertical-align-middle elementor-widget elementor-widget-image-box\" data-id=\"a5ec549\" data-element_type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img loading=\"lazy\" decoding=\"async\" width=\"235\" height=\"253\" src=\"https:\/\/www.arnaudom.fr\/wordpress\/wp-content\/uploads\/2018\/08\/EQ32b.jpg\" class=\"attachment-full size-full wp-image-890\" alt=\"\" \/><\/figure><div class=\"elementor-image-box-content\"><p class=\"elementor-image-box-description\">Ensuite, la mise en station est rendue beaucoup plus pr\u00e9cise par la possibilit\u00e9 d'un r\u00e9glage fin en azimut (qui n'existe pas sur l'EQ2) et surtout par la pr\u00e9sence d'un viseur polaire.\n\nEnfin, cette monture poss\u00e8de une double motorisation en Ascension Droite et en D\u00e9clinaison, et gr\u00e2ce \u00e0 l'am\u00e9lioration de la mise en station et \u00e0 cette motorisation, il est possible d'obtenir un suivi correct d'un objet de plusieurs secondes au foyer du t\u00e9l\u00e9scope avec la webcam, ce qui m'a permis de commencer \u00e0 faire des photos acceptables d'objets du ciel profond.\n\nVous pouvez voir dans la partie \"Ciel profond\" les images que j'ai pu r\u00e9aliser avec cette monture.<\/p><\/div><\/div>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>T\u00e9lescope 130\/900 et monture EQ3-2 Un t\u00e9l\u00e9scope Skywatcher 130\/900 motoris\u00e9 : C&rsquo;est un instrument de d\u00e9butant, qui offre cependant un bon diam\u00e8tre (130 mm) avec une focale de 900 mm. Ces caract\u00e9ristiques le destinent plus particuli\u00e8rement \u00e0 l&rsquo;observation du ciel profond. De plus il peut \u00eatre motoris\u00e9 (ce qui n&rsquo;est pas indispensable du tout) mais &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/www.arnaudom.fr\/wordpress\/materiel-debutant\/\"> <span class=\"screen-reader-text\">Mat\u00e9riel d\u00e9butant<\/span> Lire la suite\u00a0\u00bb<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-site-content-layout":"","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":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-885","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.arnaudom.fr\/wordpress\/wp-json\/wp\/v2\/pages\/885","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.arnaudom.fr\/wordpress\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.arnaudom.fr\/wordpress\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.arnaudom.fr\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.arnaudom.fr\/wordpress\/wp-json\/wp\/v2\/comments?post=885"}],"version-history":[{"count":6,"href":"https:\/\/www.arnaudom.fr\/wordpress\/wp-json\/wp\/v2\/pages\/885\/revisions"}],"predecessor-version":[{"id":4833,"href":"https:\/\/www.arnaudom.fr\/wordpress\/wp-json\/wp\/v2\/pages\/885\/revisions\/4833"}],"wp:attachment":[{"href":"https:\/\/www.arnaudom.fr\/wordpress\/wp-json\/wp\/v2\/media?parent=885"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}