{"id":9165,"date":"2011-08-04T21:56:46","date_gmt":"2011-08-04T21:56:46","guid":{"rendered":"https:\/\/groupeastronomiespa.be\/astrogas\/installation-de-lantenne-brams-du-gas-chez-christian\/"},"modified":"2025-06-11T23:06:24","modified_gmt":"2025-06-11T21:06:24","slug":"installation-de-lantenne-brams-du-gas-chez-christian","status":"publish","type":"post","link":"https:\/\/groupeastronomiespa.be\/astrogas\/installation-de-lantenne-brams-du-gas-chez-christian\/","title":{"rendered":"Installation de l&rsquo;antenne BRAMS du GAS chez Christian"},"content":{"rendered":"<p>C&rsquo;est ce lundi 1er ao\u00fbt sous un Soleil radieux que nous avons install\u00e9 avec les techniciens de l&rsquo;IASB (Institut d&rsquo;A\u00e9ronomie Spatiale Belgique) venu de Bruxelles, l&rsquo;antenne aux m\u00e9t\u00e9ores du GAS chez Chrisitian sur les hauteurs de Verviers.<br \/>\nC&rsquo;est l&rsquo;une des 20 antennes du r\u00e9seau BRAMS (pour Belgian RAdio Meteor Stations).<br \/>\n<a href=\"https:\/\/brams.aeronomie.be\/\" target=\"_BLANK\">https:\/\/brams.aeronomie.be\/<\/a><\/p>\n<p>Tout d&rsquo;abord, on sue \u00e0 grosses gouttes pour faire une tranch\u00e9e afin d&rsquo;installer de fa\u00e7on bien stable les dalles de b\u00e9ton sur laquelle sera fix\u00e9e l&rsquo;antenne.<\/p>\n<p><a href=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-IMG_6098_small.jpg\" data-lbwps-width=\"800\" data-lbwps-height=\"600\" data-lbwps-srcsmall=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-IMG_6098_small-300x225.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-IMG_6098_small-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" \/><\/a><\/p>\n<p>Christian et le technicien de l&rsquo;IASB fixent le tr\u00e9pied de l&rsquo;antenne sur les dalles<\/p>\n<p><a href=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-IMG_6099_small.jpg\" data-lbwps-width=\"800\" data-lbwps-height=\"600\" data-lbwps-srcsmall=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-IMG_6099_small-300x225.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-IMG_6099_small-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" \/><\/a><\/p>\n<p>L&rsquo;antenne est dress\u00e9e ! Elle fait plus de 3m de haut et 3m d&rsquo;envergure !<\/p>\n<p><a href=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-IMG_6111_small.jpg\" data-lbwps-width=\"600\" data-lbwps-height=\"800\" data-lbwps-srcsmall=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-IMG_6111_small-225x300.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-IMG_6111_small-225x300.jpg\" alt=\"\" width=\"225\" height=\"300\" \/><\/a><\/p>\n<p>La r\u00e9sistance du syst\u00e8me est ajust\u00e9e avec minutie par Herv\u00e9 Lamy (PI de l&rsquo;exp\u00e9rience) et par Silvain, \u00e9lectronicien \u00e0 l&rsquo;IASB, afin de permettre les meilleures mesures. L&rsquo;antenne est orient\u00e9e vers Dourbes (Sud-Ouest, 40 deg, 108 km \u00e0 vol d&rsquo;oiseau) o\u00f9 se trouve la balise. L&rsquo;antenne est point\u00e9e vers un point \u00e0 100 km au dessus de Dourbes comme les autres antennes du r\u00e9seau BRAMS (soit une hauteur de 42,5 degr\u00e9s au dessus de l&rsquo;horizon)<\/p>\n<p><a href=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-IMG_6107_small.jpg\" data-lbwps-width=\"800\" data-lbwps-height=\"600\" data-lbwps-srcsmall=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-IMG_6107_small-300x225.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-IMG_6107_small-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" \/><\/a><\/p>\n<p>L&rsquo;antenne est pr\u00eate !<\/p>\n<p><a href=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-IMG_6114_small.jpg\" data-lbwps-width=\"600\" data-lbwps-height=\"800\" data-lbwps-srcsmall=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-IMG_6114_small-225x300.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-IMG_6114_small-225x300.jpg\" alt=\"\" width=\"225\" height=\"300\" \/><\/a><\/p>\n<p>On se retrouve dans le grenier o\u00f9 Francis a install\u00e9 le r\u00e9cepteur et l&rsquo;ordinateur du GAS afin d&rsquo;enregistrer en continu les m\u00e9t\u00e9ores. Une belle installation !<\/p>\n<p><a href=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-IMG_6115_small.jpg\" data-lbwps-width=\"800\" data-lbwps-height=\"600\" data-lbwps-srcsmall=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-IMG_6115_small-300x225.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-IMG_6115_small-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" \/><\/a><\/p>\n<p>L&rsquo;antenne du GAS porte le nom de code BEJALH (pour Belgium Jalhay)<\/p>\n<p><a href=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-IMG_6116_small2.jpg\" data-lbwps-width=\"800\" data-lbwps-height=\"600\" data-lbwps-srcsmall=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-IMG_6116_small2-300x225.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-IMG_6116_small2-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" \/><\/a><\/p>\n<p>Premi\u00e8re lumi\u00e8re ! On capte directement un signal tr\u00e8s fort de la balise (la ligne horizontale). Et plein d&rsquo;avions aussi malheureusement (les \u00e9chos courb\u00e9s, \u00e0 cause de l&rsquo;effet Doppler)!<\/p>\n<p><a href=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-SPEC_20110802_0535.jpg\" data-lbwps-width=\"897\" data-lbwps-height=\"734\" data-lbwps-srcsmall=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-SPEC_20110802_0535-300x245.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-SPEC_20110802_0535-300x245.jpg\" alt=\"\" width=\"300\" height=\"245\" \/><\/a><\/p>\n<p>Par contre, \u00e0 partir de 1h du matin, (23h UT) jusque 6h, on enregistre tr\u00e8s bien les pers\u00e9ides sans les avions ! Elles sont d\u00e9j\u00e0 nombreuses avec de beaux sp\u00e9cimens !<\/p>\n<p><a href=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-SPEC_20110802_0345.jpg\" data-lbwps-width=\"897\" data-lbwps-height=\"734\" data-lbwps-srcsmall=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-SPEC_20110802_0345-300x245.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/groupeastronomiespa.be\/astrogas\/wp-content\/uploads\/2025\/06\/2_20110804-SPEC_20110802_0345-300x245.jpg\" alt=\"\" width=\"300\" height=\"245\" \/><\/a><\/p>\n<p>L&rsquo;antenne du GAS est donc d\u00e9j\u00e0 op\u00e9rationnelle et pr\u00eate pour les pers\u00e9ides. Il ne lui manque plus que le GPS pour enregistrer le signal avec une pr\u00e9cision de 0.01s au moins.<\/p>\n<p>Emmanuel et Christian<\/p>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-left kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;9165&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;1&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;10&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;10&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;Veuillez voter&quot;,&quot;legend&quot;:&quot;10\\\/10 - (1 vote)&quot;,&quot;size&quot;:&quot;18&quot;,&quot;title&quot;:&quot;Installation de l\\u0026#039;antenne BRAMS du GAS chez Christian&quot;,&quot;width&quot;:&quot;227.5&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"6\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"7\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"8\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"9\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"10\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 227.5px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 18px; height: 18px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 14.4px;\">\n            10\/10 - (1 vote)    <\/div>\n    <\/div>\n","protected":false},"excerpt":{"rendered":"<p>C&rsquo;est ce lundi 1er ao\u00fbt sous un Soleil radieux que nous avons install\u00e9 avec les techniciens de l&rsquo;IASB (Institut d&rsquo;A\u00e9ronomie Spatiale Belgique) venu de Bruxelles, l&rsquo;antenne aux m\u00e9t\u00e9ores du GAS chez Chrisitian sur les hauteurs de Verviers. C&rsquo;est l&rsquo;une des 20 antennes du r\u00e9seau BRAMS (pour Belgian RAdio Meteor Stations). https:\/\/brams.aeronomie.be\/ Tout d&rsquo;abord, on sue [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[5],"tags":[],"class_list":["post-9165","post","type-post","status-publish","format-standard","hentry","category-vieduclub"],"_links":{"self":[{"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/posts\/9165","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/comments?post=9165"}],"version-history":[{"count":3,"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/posts\/9165\/revisions"}],"predecessor-version":[{"id":14522,"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/posts\/9165\/revisions\/14522"}],"wp:attachment":[{"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/media?parent=9165"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/categories?post=9165"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/groupeastronomiespa.be\/astrogas\/wp-json\/wp\/v2\/tags?post=9165"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}