{"id":11145,"date":"2025-08-26T19:19:31","date_gmt":"2025-08-26T18:19:31","guid":{"rendered":"https:\/\/www.outters.fr\/?p=11145"},"modified":"2025-09-13T18:56:45","modified_gmt":"2025-09-13T17:56:45","slug":"snr-g082-205-3-en-hoo-rgb","status":"publish","type":"post","link":"https:\/\/www.outters.fr\/?p=11145","title":{"rendered":"SNR G082.2+05.3 en HOO-rgb"},"content":{"rendered":"<p><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-background-position:left top;--awb-border-sizes-top:0px;--awb-border-sizes-bottom:0px;--awb-border-sizes-left:0px;--awb-border-sizes-right:0px;--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:20px;--awb-padding-bottom:20px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1872px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-flex-column fusion-flex-align-self-flex-start fusion-column-no-min-height\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-1 fusion-title-center fusion-title-text fusion-title-size-two\" style=\"--awb-sep-color:#dd9933;\"><div class=\"title-sep-container title-sep-container-left\"><div class=\"title-sep sep- sep-solid\" style=\"border-color:#dd9933;\"><\/div><\/div><span class=\"awb-title-spacer\"><\/span><h2 class=\"fusion-title-heading title-heading-center fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:24;line-height:;\"><span style=\"color: #ff9900;\">SNR G082.2+05.3 en HOO-rgb<\/span><\/h2><span class=\"awb-title-spacer\"><\/span><div class=\"title-sep-container title-sep-container-right\"><div class=\"title-sep sep- sep-solid\" style=\"border-color:#dd9933;\"><\/div><\/div><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-2 fusion-flex-container hundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-overflow:visible;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"width:104% !important;max-width:104% !important;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_1_2 1_2 fusion-flex-column\" style=\"--awb-bg-position:center center;--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:0px;--awb-spacing-right-large:3.84%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:3.84%;--awb-width-medium:50%;--awb-spacing-right-medium:3.84%;--awb-spacing-left-medium:3.84%;--awb-width-small:100%;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-image-element \" style=\"text-align:center;--awb-caption-title-font-family:var(--h2_typography-font-family);--awb-caption-title-font-weight:var(--h2_typography-font-weight);--awb-caption-title-font-style:var(--h2_typography-font-style);--awb-caption-title-size:var(--h2_typography-font-size);--awb-caption-title-transform:var(--h2_typography-text-transform);--awb-caption-title-line-height:var(--h2_typography-line-height);--awb-caption-title-letter-spacing:var(--h2_typography-letter-spacing);\"><span class=\" fusion-imageframe imageframe-none imageframe-1 hover-type-none\"><a class=\"fusion-no-lightbox\" href=\"http:\/\/www.outters.fr\/wp-content\/uploads\/2025\/09\/w63-HOO-rgb6.jpg\" target=\"_blank\" aria-label=\"w63-HOO-rgb6\" rel=\"noopener noreferrer\"><img decoding=\"async\" width=\"900\" height=\"590\" src=\"http:\/\/www.outters.fr\/wp-content\/uploads\/2025\/09\/w63-HOO-rgb6-900x590.jpg\" alt class=\"img-responsive wp-image-11151\" srcset=\"https:\/\/www.outters.fr\/wp-content\/uploads\/2025\/09\/w63-HOO-rgb6-200x131.jpg 200w, https:\/\/www.outters.fr\/wp-content\/uploads\/2025\/09\/w63-HOO-rgb6-400x262.jpg 400w, https:\/\/www.outters.fr\/wp-content\/uploads\/2025\/09\/w63-HOO-rgb6-600x393.jpg 600w, https:\/\/www.outters.fr\/wp-content\/uploads\/2025\/09\/w63-HOO-rgb6-800x524.jpg 800w, https:\/\/www.outters.fr\/wp-content\/uploads\/2025\/09\/w63-HOO-rgb6-1200x786.jpg 1200w, https:\/\/www.outters.fr\/wp-content\/uploads\/2025\/09\/w63-HOO-rgb6.jpg 9476w\" sizes=\"(max-width: 464px) 100vw, 1200px\" \/><\/a><\/span><\/div><div class=\"fusion-separator fusion-full-width-sep\" style=\"align-self: center;margin-left: auto;margin-right: auto;width:100%;\"><div class=\"fusion-separator-border sep-double\" style=\"--awb-height:20px;--awb-amount:20px;border-color:#3e3e3e;border-top-width:1px;border-bottom-width:1px;\"><\/div><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-2 fusion_builder_column_1_4 1_4 fusion-flex-column\" style=\"--awb-bg-position:center center;--awb-bg-size:cover;--awb-width-large:25%;--awb-margin-top-large:0px;--awb-spacing-right-large:7.68%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:7.68%;--awb-width-medium:25%;--awb-spacing-right-medium:7.68%;--awb-spacing-left-medium:7.68%;--awb-width-small:100%;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-content-boxes content-boxes columns row fusion-columns-2 fusion-columns-total-4 fusion-content-boxes-1 content-boxes-clean-horizontal content-left content-boxes-icon-on-side\" style=\"--awb-title-color:#dd9933;--awb-hover-accent-color:var(--awb-custom_color_4);--awb-circle-hover-accent-color:var(--awb-custom_color_4);\" data-animationOffset=\"top-into-view\"><div style=\"--awb-backgroundcolor:transparent;--awb-content-padding-left:46px;border-color:rgba(255,255,255,0);\" class=\"fusion-column content-box-column content-box-column content-box-column-1 col-lg-6 col-md-6 col-sm-6 fusion-content-box-hover content-box-column-first-in-row\"><div class=\"col content-box-wrapper content-wrapper link-area-link-icon link-type-text icon-hover-animation-fade\" data-animationOffset=\"top-into-view\"><div class=\"heading heading-with-icon icon-left\"><a class=\"heading-link\" href=\"http:\/\/www.outters.fr\/wp-content\/uploads\/2025\/09\/w63-HOO-rgb6.jpg\" target=\"_blank\" rel=\"noopener noreferrer\"><div class=\"icon\"><i style=\"border-color:#3e3e3e;border-width:1px;background-color:#3e3e3e;box-sizing:content-box;height:24px;width:24px;line-height:24px;border-radius:50%;font-size:12px;\" aria-hidden=\"true\" class=\"fontawesome-icon fa-camera fas circle-yes\"><\/i><\/div><h2 class=\"content-box-heading fusion-responsive-typography-calculated\" style=\"--h2_typography-font-size:18px;--fontSize:18;line-height:;padding-left:46px;\">Image HOO-rgb<\/h2><\/a><\/div><\/div><\/div><div style=\"--awb-backgroundcolor:transparent;--awb-content-padding-left:46px;border-color:rgba(255,255,255,0);\" class=\"fusion-column content-box-column content-box-column content-box-column-2 col-lg-6 col-md-6 col-sm-6 fusion-content-box-hover content-box-column-last-in-row\"><div class=\"col content-box-wrapper content-wrapper link-area-link-icon link-type-text icon-hover-animation-fade\" data-animationOffset=\"top-into-view\"><div class=\"heading heading-with-icon icon-left\"><a class=\"heading-link\" href=\"http:\/\/www.outters.fr\/wp-content\/uploads\/2025\/09\/w63-Ha_starless.jpg\" target=\"_blank\" rel=\"noopener noreferrer\"><div class=\"icon\"><i style=\"border-color:#3e3e3e;border-width:1px;background-color:#3e3e3e;box-sizing:content-box;height:24px;width:24px;line-height:24px;border-radius:50%;font-size:12px;\" aria-hidden=\"true\" class=\"fontawesome-icon fa-camera fas circle-yes\"><\/i><\/div><h2 class=\"content-box-heading fusion-responsive-typography-calculated\" style=\"--h2_typography-font-size:18px;--fontSize:18;line-height:;padding-left:46px;\">Image Ha starless<\/h2><\/a><\/div><\/div><\/div><div style=\"--awb-backgroundcolor:transparent;--awb-content-padding-left:46px;border-color:rgba(255,255,255,0);\" class=\"fusion-column content-box-column content-box-column content-box-column-3 col-lg-6 col-md-6 col-sm-6 fusion-content-box-hover content-box-column-first-in-row\"><div class=\"col content-box-wrapper content-wrapper link-area-link-icon link-type-text icon-hover-animation-fade\" data-animationOffset=\"top-into-view\"><div class=\"heading heading-with-icon icon-left\"><a class=\"heading-link\" href=\"http:\/\/www.outters.fr\/wp-content\/uploads\/2025\/09\/w63-OIII_starless.jpg\" target=\"_blank\" rel=\"noopener noreferrer\"><div class=\"icon\"><i style=\"border-color:#3e3e3e;border-width:1px;background-color:#3e3e3e;box-sizing:content-box;height:24px;width:24px;line-height:24px;border-radius:50%;font-size:12px;\" aria-hidden=\"true\" class=\"fontawesome-icon fa-camera fas circle-yes\"><\/i><\/div><h2 class=\"content-box-heading fusion-responsive-typography-calculated\" style=\"--h2_typography-font-size:18px;--fontSize:18;line-height:;padding-left:46px;\">Image OIII starless<\/h2><\/a><\/div><\/div><\/div><div style=\"--awb-backgroundcolor:transparent;--awb-content-padding-left:46px;border-color:rgba(255,255,255,0);\" class=\"fusion-column content-box-column content-box-column content-box-column-4 col-lg-6 col-md-6 col-sm-6 fusion-content-box-hover content-box-column-last content-box-column-last-in-row\"><div class=\"col content-box-wrapper content-wrapper link-area-link-icon link-type-text icon-hover-animation-fade\" data-animationOffset=\"top-into-view\"><div class=\"heading heading-with-icon icon-left\"><a class=\"heading-link\" href=\"http:\/\/www.outters.fr\/wp-content\/uploads\/2025\/09\/w63-rgb.jpg\" target=\"_blank\" rel=\"noopener noreferrer\"><div class=\"icon\"><i style=\"border-color:#3e3e3e;border-width:1px;background-color:#3e3e3e;box-sizing:content-box;height:24px;width:24px;line-height:24px;border-radius:50%;font-size:12px;\" aria-hidden=\"true\" class=\"fontawesome-icon fa-camera fas circle-yes\"><\/i><\/div><h2 class=\"content-box-heading fusion-responsive-typography-calculated\" style=\"--h2_typography-font-size:18px;--fontSize:18;line-height:;padding-left:46px;\">Image rgb<\/h2><\/a><\/div><\/div><\/div><div class=\"fusion-clearfix\"><\/div><\/div><div class=\"fusion-title title fusion-title-2 fusion-title-center fusion-title-text fusion-title-size-two\" style=\"--awb-sep-color:#dd9933;\"><div class=\"title-sep-container title-sep-container-left\"><div class=\"title-sep sep- sep-solid\" style=\"border-color:#dd9933;\"><\/div><\/div><span class=\"awb-title-spacer\"><\/span><h2 class=\"fusion-title-heading title-heading-center fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:24;line-height:;\"><p style=\"text-align: left;\"><span style=\"color: #ff9900;\">Donn\u00e9es techniques<br \/>\n<\/span><\/p><\/h2><span class=\"awb-title-spacer\"><\/span><div class=\"title-sep-container title-sep-container-right\"><div class=\"title-sep sep- sep-solid\" style=\"border-color:#dd9933;\"><\/div><\/div><\/div><div class=\"fusion-content-boxes content-boxes columns row fusion-columns-1 fusion-columns-total-2 fusion-content-boxes-2 content-boxes-clean-horizontal content-left content-boxes-icon-on-side\" style=\"--awb-title-color:#dd9933;--awb-hover-accent-color:var(--awb-custom_color_4);--awb-circle-hover-accent-color:var(--awb-custom_color_4);--awb-item-margin-bottom:40px;\" data-animationOffset=\"top-into-view\"><div style=\"--awb-backgroundcolor:transparent;--awb-content-padding-left:46px;border-color:rgba(255,255,255,0);\" class=\"fusion-column content-box-column content-box-column content-box-column-1 col-lg-12 col-md-12 col-sm-12 fusion-content-box-hover content-box-column-last-in-row\"><div class=\"col content-box-wrapper content-wrapper link-area-link-icon icon-hover-animation-fade\" data-animationOffset=\"top-into-view\"><div class=\"heading heading-with-icon icon-left\"><div class=\"icon\"><i style=\"border-color:#3e3e3e;border-width:1px;background-color:#3e3e3e;box-sizing:content-box;height:24px;width:24px;line-height:24px;border-radius:50%;font-size:12px;\" aria-hidden=\"true\" class=\"fontawesome-icon fa-list fas circle-yes\"><\/i><\/div><h2 class=\"content-box-heading fusion-responsive-typography-calculated\" style=\"--h2_typography-font-size:18px;--fontSize:18;line-height:;padding-left:46px;\">Donn\u00e9es techniques de prise de vue<\/h2><\/div><div class=\"fusion-clearfix\"><\/div><div class=\"content-container\">\n<p>Object : <span style=\"color: #ff9900;\">SNR G082.2+05.3 en HOO-rgb<\/span><br \/>\nCommon name :<br \/>\nDate : du 9 juillet 28 aout 2025<br \/>\nOptics : Newton SV400 16&Prime;<br \/>\nMount : Paramount ME Num\u00e9ro 2<br \/>\nLocation : Orange observatory<br \/>\nSeeing FWHM : 1.30 \u00e0 2.48<br \/>\nCcd : Moravian C3 61000 Pro<br \/>\nfilter wheel : Moravian 7 positions<br \/>\nfilters : Astrodon HaOIIIRVB<br \/>\nFocuser :Atlas<br \/>\nGuiding : Atik 414L+<br \/>\nTemp. out : T\u00b0 de 9\u00b0 \u00e0 24.9 \u00b0<br \/>\nTemp Cmos : -15\u00b0<br \/>\nTotal exposure 47 h<br \/>\ntout en binning 1&#215;1<br \/>\nHa\u00a0 127 x 10 mn<br \/>\nOIII 144 x 10 mn<br \/>\nR V B 15 x 1.5 mn<\/p>\n<\/div><\/div><\/div><div style=\"--awb-backgroundcolor:transparent;--awb-content-padding-left:46px;border-color:rgba(255,255,255,0);\" class=\"fusion-column content-box-column content-box-column content-box-column-2 col-lg-12 col-md-12 col-sm-12 fusion-content-box-hover content-box-column-last content-box-column-last-in-row\"><div class=\"col content-box-wrapper content-wrapper link-area-link-icon icon-hover-animation-fade\" data-animationOffset=\"top-into-view\"><div class=\"heading heading-with-icon icon-left\"><div class=\"icon\"><i style=\"border-color:#3e3e3e;border-width:1px;background-color:#3e3e3e;box-sizing:content-box;height:24px;width:24px;line-height:24px;border-radius:50%;font-size:12px;\" aria-hidden=\"true\" class=\"fontawesome-icon fa-list fas circle-yes\"><\/i><\/div><h2 class=\"content-box-heading fusion-responsive-typography-calculated\" style=\"--h2_typography-font-size:18px;--fontSize:18;line-height:;padding-left:46px;\">Donn\u00e9es scientifiques<\/h2><\/div><div class=\"fusion-clearfix\"><\/div><div class=\"content-container\">\n<p>Source : ChatGpt<\/p>\n<h2 data-start=\"292\" data-end=\"341\">Fiche technique rapide de SNR G82.2+5.3 (W63)<\/h2>\n<h3 data-start=\"343\" data-end=\"379\">Constellation et localisation<\/h3>\n<p data-start=\"380\" data-end=\"537\">Situ\u00e9 dans la constellation du <strong data-start=\"411\" data-end=\"420\">Cygne<\/strong>, pr\u00e8s du complexe de Cygnus-X, \u00e0 environ 2\u00b0 au nord du n\u00e9buleuse <strong data-start=\"486\" data-end=\"499\">Simeis 57<\/strong>.<span class=\"\" data-state=\"closed\"><span class=\"ms-1 inline-flex max-w-full items-center relative top-&#091;-0.094rem&#093; animate-&#091;show_150ms_ease-in&#093;\" data-testid=\"webpage-citation-pill\"><a class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-&#091;9px&#093; font-medium text-token-text-secondary! bg-&#091;#F4F4F4&#093;! dark:bg-&#091;#303030&#093;! transition-colors duration-150 ease-in-out\" href=\"https:\/\/www.deepskycorner.ch\/obj\/w63.en.php?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between overflow-hidden\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">deepskycorner.ch<\/span><\/span><\/span><\/a><\/span><\/span><span class=\"\" data-state=\"closed\"><span class=\"ms-1 inline-flex max-w-full items-center relative top-&#091;-0.094rem&#093; animate-&#091;show_150ms_ease-in&#093;\" data-testid=\"webpage-citation-pill\"><a class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-&#091;9px&#093; font-medium text-token-text-secondary! bg-&#091;#F4F4F4&#093;! dark:bg-&#091;#303030&#093;! transition-colors duration-150 ease-in-out\" href=\"https:\/\/manuel-astro.ch\/project\/w63-snr-g82-25-3\/?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between overflow-hidden\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">manuel-astro.ch<\/span><\/span><\/span><\/a><\/span><\/span><\/p>\n<h3 data-start=\"539\" data-end=\"565\">Taille et structure<\/h3>\n<p data-start=\"566\" data-end=\"748\">SNR G82.2+5.3 pr\u00e9sente une structure elliptique avec une taille angulaire d&rsquo;environ <strong data-start=\"650\" data-end=\"663\">95\u2032 \u00d7 65\u2032<\/strong> (minutes d\u2019arc), formant une coquille diffuse <span class=\"\" data-state=\"closed\"><span class=\"ms-1 inline-flex max-w-full items-center relative top-&#091;-0.094rem&#093; animate-&#091;show_150ms_ease-in&#093;\" data-testid=\"webpage-citation-pill\"><a class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-&#091;9px&#093; font-medium text-token-text-secondary! bg-&#091;#F4F4F4&#093;! dark:bg-&#091;#303030&#093;! transition-colors duration-150 ease-in-out\" href=\"https:\/\/www.mrao.cam.ac.uk\/surveys\/snrs\/snrs.G82.2%2B5.3.html?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between overflow-hidden\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">mrao.cam.ac.uk<\/span><\/span><\/span><\/a><\/span><\/span><span class=\"\" data-state=\"closed\"><span class=\"ms-1 inline-flex max-w-full items-center relative top-&#091;-0.094rem&#093; animate-&#091;show_150ms_ease-in&#093;\" data-testid=\"webpage-citation-pill\"><a class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-&#091;9px&#093; font-medium text-token-text-secondary! bg-&#091;#F4F4F4&#093;! dark:bg-&#091;#303030&#093;! transition-colors duration-150 ease-in-out\" href=\"https:\/\/www.deepskycorner.ch\/obj\/w63.en.php?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between overflow-hidden\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">deepskycorner.ch<\/span><\/span><\/span><\/a><\/span><\/span>.<\/p>\n<h3 data-start=\"750\" data-end=\"773\">Distance estim\u00e9e<\/h3>\n<p data-start=\"774\" data-end=\"808\">Plusieurs estimations coexistent :<\/p>\n<ul data-start=\"809\" data-end=\"1217\">\n<li data-start=\"809\" data-end=\"965\">\n<p data-start=\"811\" data-end=\"965\"><strong data-start=\"811\" data-end=\"844\">Distance optique \/ absorption<\/strong> : \u2248 3,2 kpc (~10 400 ann\u00e9es-lumi\u00e8re) ou parfois ~1,3 kpc selon la m\u00e9thode utilis\u00e9e<span class=\"\" data-state=\"closed\"><span class=\"ms-1 inline-flex max-w-full items-center relative top-&#091;-0.094rem&#093; animate-&#091;show_150ms_ease-in&#093;\" data-testid=\"webpage-citation-pill\"><a class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-&#091;9px&#093; font-medium text-token-text-secondary! bg-&#091;#F4F4F4&#093;! dark:bg-&#091;#303030&#093;! transition-colors duration-150 ease-in-out\" href=\"https:\/\/www.mrao.cam.ac.uk\/surveys\/snrs\/snrs.G82.2%2B5.3.html?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between overflow-hidden\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">mrao.cam.ac.uk<\/span><\/span><\/span><\/a><\/span><\/span>.<\/p>\n<\/li>\n<li data-start=\"966\" data-end=\"1081\">\n<p data-start=\"968\" data-end=\"1081\"><strong data-start=\"968\" data-end=\"986\">Autres sources<\/strong> indiquent une distance d\u2019environ <strong data-start=\"1020\" data-end=\"1033\">10 000 ly<\/strong> (\u2248 3 kpc)<span class=\"\" data-state=\"closed\"><span class=\"ms-1 inline-flex max-w-full items-center relative top-&#091;-0.094rem&#093; animate-&#091;show_150ms_ease-in&#093;\" data-testid=\"webpage-citation-pill\"><a class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-&#091;9px&#093; font-medium text-token-text-secondary! bg-&#091;#F4F4F4&#093;! dark:bg-&#091;#303030&#093;! transition-colors duration-150 ease-in-out\" href=\"https:\/\/manuel-astro.ch\/project\/w63-snr-g82-25-3\/?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between overflow-hidden\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">manuel-astro.ch<\/span><\/span><\/span><\/a><\/span><\/span><span class=\"\" data-state=\"closed\"><span class=\"ms-1 inline-flex max-w-full items-center relative top-&#091;-0.094rem&#093; animate-&#091;show_150ms_ease-in&#093;\" data-testid=\"webpage-citation-pill\"><a class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-&#091;9px&#093; font-medium text-token-text-secondary! bg-&#091;#F4F4F4&#093;! dark:bg-&#091;#303030&#093;! transition-colors duration-150 ease-in-out\" href=\"https:\/\/cxielo.ch\/project\/w63-snr-g82-25-3\/?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between overflow-hidden\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">cxielo.ch<\/span><\/span><\/span><\/a><\/span><\/span>.<\/p>\n<\/li>\n<li data-start=\"1082\" data-end=\"1217\">\n<p data-start=\"1084\" data-end=\"1217\">Certaines \u00e9tudes mentionnent aussi <strong data-start=\"1119\" data-end=\"1131\">1,34 kpc<\/strong> (~4 400 ly), mais cela reste sujet \u00e0 discussion<span class=\"\" data-state=\"closed\"><span class=\"ms-1 inline-flex max-w-full items-center relative top-&#091;-0.094rem&#093; animate-&#091;show_150ms_ease-in&#093;\" data-testid=\"webpage-citation-pill\"><a class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-&#091;9px&#093; font-medium text-token-text-secondary! bg-&#091;#F4F4F4&#093;! dark:bg-&#091;#303030&#093;! transition-colors duration-150 ease-in-out\" href=\"https:\/\/es.wikipedia.org\/wiki\/W63?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between overflow-hidden\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">Wikip\u00e9dia<\/span><\/span><\/span><\/a><\/span><\/span>.<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"1219\" data-end=\"1242\">\u00c2ge et dynamisme<\/h3>\n<p data-start=\"1243\" data-end=\"1418\">L\u2019\u00e2ge estim\u00e9 se situe entre <strong data-start=\"1271\" data-end=\"1295\">14 000 et 21 000 ans<\/strong>, parfois pr\u00e9cis\u00e9 \u00e0 <strong data-start=\"1315\" data-end=\"1354\">17 900 \u00b1 quelques milliers d\u2019ann\u00e9es<\/strong> selon diff\u00e9rentes sources<span class=\"\" data-state=\"closed\"><span class=\"ms-1 inline-flex max-w-full items-center relative top-&#091;-0.094rem&#093; animate-&#091;show_150ms_ease-in&#093;\" data-testid=\"webpage-citation-pill\"><a class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-&#091;9px&#093; font-medium text-token-text-secondary! bg-&#091;#F4F4F4&#093;! dark:bg-&#091;#303030&#093;! transition-colors duration-150 ease-in-out\" href=\"https:\/\/www.astrokin.com\/snr-g08220531.html?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between overflow-hidden\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">AstroKin<\/span><\/span><\/span><\/a><\/span><\/span><span class=\"\" data-state=\"closed\"><span class=\"ms-1 inline-flex max-w-full items-center relative top-&#091;-0.094rem&#093; animate-&#091;show_150ms_ease-in&#093;\" data-testid=\"webpage-citation-pill\"><a class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-&#091;9px&#093; font-medium text-token-text-secondary! bg-&#091;#F4F4F4&#093;! dark:bg-&#091;#303030&#093;! transition-colors duration-150 ease-in-out\" href=\"https:\/\/www.deepskycorner.ch\/obj\/w63.en.php?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between overflow-hidden\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">deepskycorner.ch<\/span><\/span><\/span><\/a><\/span><\/span><span class=\"\" data-state=\"closed\"><span class=\"ms-1 inline-flex max-w-full items-center relative top-&#091;-0.094rem&#093; animate-&#091;show_150ms_ease-in&#093;\" data-testid=\"webpage-citation-pill\"><a class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-&#091;9px&#093; font-medium text-token-text-secondary! bg-&#091;#F4F4F4&#093;! dark:bg-&#091;#303030&#093;! transition-colors duration-150 ease-in-out\" href=\"https:\/\/es.wikipedia.org\/wiki\/W63?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between overflow-hidden\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">Wikip\u00e9dia<\/span><\/span><\/span><\/a><\/span><\/span>.<\/p>\n<h3 data-start=\"1420\" data-end=\"1451\">Morphologie et \u00e9missions<\/h3>\n<ul data-start=\"1452\" data-end=\"2156\">\n<li data-start=\"1452\" data-end=\"1620\">\n<p data-start=\"1454\" data-end=\"1620\"><strong data-start=\"1454\" data-end=\"1466\">En radio<\/strong> : structure en coquille observ\u00e9e depuis les ann\u00e9es 1960 ; SNR identifi\u00e9 dans les relev\u00e9s de Westerhout (catal. W63)<span class=\"\" data-state=\"closed\"><span class=\"ms-1 inline-flex max-w-full items-center relative top-&#091;-0.094rem&#093; animate-&#091;show_150ms_ease-in&#093;\" data-testid=\"webpage-citation-pill\"><a class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-&#091;9px&#093; font-medium text-token-text-secondary! bg-&#091;#F4F4F4&#093;! dark:bg-&#091;#303030&#093;! transition-colors duration-150 ease-in-out\" href=\"https:\/\/www.deepskycorner.ch\/obj\/w63.en.php?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between overflow-hidden\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">deepskycorner.ch<\/span><\/span><\/span><\/a><\/span><\/span><span class=\"\" data-state=\"closed\"><span class=\"ms-1 inline-flex max-w-full items-center relative top-&#091;-0.094rem&#093; animate-&#091;show_150ms_ease-in&#093;\" data-testid=\"webpage-citation-pill\"><a class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-&#091;9px&#093; font-medium text-token-text-secondary! bg-&#091;#F4F4F4&#093;! dark:bg-&#091;#303030&#093;! transition-colors duration-150 ease-in-out\" href=\"https:\/\/stargazerslounge.com\/topic\/436030-supernova-remnant-westerhout-63\/?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between overflow-hidden\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">Stargazers Lounge<\/span><\/span><\/span><\/a><\/span><\/span>.<\/p>\n<\/li>\n<li data-start=\"1621\" data-end=\"1830\">\n<p data-start=\"1623\" data-end=\"1830\"><strong data-start=\"1623\" data-end=\"1637\">En optique<\/strong> : filaments d\u2019\u00e9mission d\u00e9tect\u00e9s principalement dans la raie <strong data-start=\"1698\" data-end=\"1709\">[O III]<\/strong>, signalant un gaz chauff\u00e9 par choc ; peu ou pas visible en lumi\u00e8re visible normale<span class=\"\" data-state=\"closed\"><span class=\"ms-1 inline-flex max-w-full items-center relative top-&#091;-0.094rem&#093; animate-&#091;show_150ms_ease-in&#093;\" data-testid=\"webpage-citation-pill\"><a class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-&#091;9px&#093; font-medium text-token-text-secondary! bg-&#091;#F4F4F4&#093;! dark:bg-&#091;#303030&#093;! transition-colors duration-150 ease-in-out\" href=\"https:\/\/www.astrokin.com\/snr-g0822053.html?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between overflow-hidden\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">AstroKin<\/span><\/span><\/span><\/a><\/span><\/span><span class=\"\" data-state=\"closed\"><span class=\"ms-1 inline-flex max-w-full items-center relative top-&#091;-0.094rem&#093; animate-&#091;show_150ms_ease-in&#093;\" data-testid=\"webpage-citation-pill\"><a class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-&#091;9px&#093; font-medium text-token-text-secondary! bg-&#091;#F4F4F4&#093;! dark:bg-&#091;#303030&#093;! transition-colors duration-150 ease-in-out\" href=\"https:\/\/arxiv.org\/abs\/astro-ph\/0311530?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between overflow-hidden\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">arXiv<\/span><\/span><\/span><\/a><\/span><\/span><span class=\"\" data-state=\"closed\"><span class=\"ms-1 inline-flex max-w-full items-center relative top-&#091;-0.094rem&#093; animate-&#091;show_150ms_ease-in&#093;\" data-testid=\"webpage-citation-pill\"><a class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-&#091;9px&#093; font-medium text-token-text-secondary! bg-&#091;#F4F4F4&#093;! dark:bg-&#091;#303030&#093;! transition-colors duration-150 ease-in-out\" href=\"https:\/\/cxielo.ch\/project\/w63-snr-g82-25-3\/?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between overflow-hidden\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">cxielo.ch<\/span><\/span><\/span><\/a><\/span><\/span>.<\/p>\n<\/li>\n<li data-start=\"1831\" data-end=\"2048\">\n<p data-start=\"1833\" data-end=\"2048\">Une \u00e9tude multi-longueurs d\u2019onde r\u00e9v\u00e8le aussi une structure X-ray thermique avec des surabondances de Mg, Si, Fe \u2014 le tout d\u00e9cal\u00e9 de ~9\u2032 par rapport au centre g\u00e9om\u00e9trique du SNR<span class=\"\" data-state=\"closed\"><span class=\"ms-1 inline-flex max-w-full items-center relative top-&#091;-0.094rem&#093; animate-&#091;show_150ms_ease-in&#093;\" data-testid=\"webpage-citation-pill\"><a class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-&#091;9px&#093; font-medium text-token-text-secondary! bg-&#091;#F4F4F4&#093;! dark:bg-&#091;#303030&#093;! transition-colors duration-150 ease-in-out\" href=\"https:\/\/arxiv.org\/abs\/astro-ph\/0311530?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between overflow-hidden\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">arXiv<\/span><\/span><\/span><\/a><\/span><\/span><span class=\"\" data-state=\"closed\"><span class=\"ms-1 inline-flex max-w-full items-center relative top-&#091;-0.094rem&#093; animate-&#091;show_150ms_ease-in&#093;\" data-testid=\"webpage-citation-pill\"><a class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-&#091;9px&#093; font-medium text-token-text-secondary! bg-&#091;#F4F4F4&#093;! dark:bg-&#091;#303030&#093;! transition-colors duration-150 ease-in-out\" href=\"https:\/\/es.wikipedia.org\/wiki\/W63?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between overflow-hidden\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">Wikip\u00e9dia<\/span><\/span><\/span><\/a><\/span><\/span>.<\/p>\n<\/li>\n<li data-start=\"2049\" data-end=\"2156\">\n<p data-start=\"2051\" data-end=\"2156\">La vitesse du front de choc estim\u00e9e serait d\u2019environ <strong data-start=\"2104\" data-end=\"2116\">100 km\/s<\/strong><span class=\"\" data-state=\"closed\"><span class=\"ms-1 inline-flex max-w-full items-center relative top-&#091;-0.094rem&#093; animate-&#091;show_150ms_ease-in&#093;\" data-testid=\"webpage-citation-pill\"><a class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-&#091;9px&#093; font-medium text-token-text-secondary! bg-&#091;#F4F4F4&#093;! dark:bg-&#091;#303030&#093;! transition-colors duration-150 ease-in-out\" href=\"https:\/\/arxiv.org\/abs\/astro-ph\/0311530?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between overflow-hidden\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">arXiv<\/span><\/span><\/span><\/a><\/span><\/span><span class=\"\" data-state=\"closed\"><span class=\"ms-1 inline-flex max-w-full items-center relative top-&#091;-0.094rem&#093; animate-&#091;show_150ms_ease-in&#093;\" data-testid=\"webpage-citation-pill\"><a class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-&#091;9px&#093; font-medium text-token-text-secondary! bg-&#091;#F4F4F4&#093;! dark:bg-&#091;#303030&#093;! transition-colors duration-150 ease-in-out\" href=\"https:\/\/es.wikipedia.org\/wiki\/W63?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between overflow-hidden\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">Wikip\u00e9dia<\/span><\/span><\/span><\/a><\/span><\/span>.<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"2158\" data-end=\"2197\">Catalogue et autres identifiants<\/h3>\n<p data-start=\"2198\" data-end=\"2396\">En plus de SNR G82.2+5.3 et W63, l\u2019objet est aussi identifi\u00e9 comme <strong data-start=\"2265\" data-end=\"2275\">CTB 88<\/strong>, <strong data-start=\"2277\" data-end=\"2288\">2E 4355<\/strong> ; figure dans les bases SIMBAD et autres r\u00e9f\u00e9rentiels astronomiques<span class=\"\" data-state=\"closed\"><span class=\"ms-1 inline-flex max-w-full items-center relative top-&#091;-0.094rem&#093; animate-&#091;show_150ms_ease-in&#093;\" data-testid=\"webpage-citation-pill\"><a class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-&#091;9px&#093; font-medium text-token-text-secondary! bg-&#091;#F4F4F4&#093;! dark:bg-&#091;#303030&#093;! transition-colors duration-150 ease-in-out\" href=\"https:\/\/www.deepskycorner.ch\/obj\/w63.en.php?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between overflow-hidden\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">deepskycorner.ch<\/span><\/span><\/span><\/a><\/span><\/span><span class=\"\" data-state=\"closed\"><span class=\"ms-1 inline-flex max-w-full items-center relative top-&#091;-0.094rem&#093; animate-&#091;show_150ms_ease-in&#093;\" data-testid=\"webpage-citation-pill\"><a class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-&#091;9px&#093; font-medium text-token-text-secondary! bg-&#091;#F4F4F4&#093;! dark:bg-&#091;#303030&#093;! transition-colors duration-150 ease-in-out\" href=\"https:\/\/es.wikipedia.org\/wiki\/W63?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\"><span class=\"relative start-0 bottom-0 flex h-full w-full items-center\"><span class=\"flex h-4 w-full items-center justify-between overflow-hidden\"><span class=\"max-w-full grow truncate overflow-hidden text-center\">Wikip\u00e9dia<\/span><\/span><\/span><\/a><\/span><\/span>.<\/p>\n<hr data-start=\"2398\" data-end=\"2401\" \/>\n<h2 data-start=\"2403\" data-end=\"2420\">R\u00e9capitulatif<\/h2>\n<div class=\"_tableContainer_1rjym_1\">\n<div class=\"_tableWrapper_1rjym_13 group flex w-fit flex-col-reverse\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"2422\" data-end=\"3063\">\n<thead data-start=\"2422\" data-end=\"2501\">\n<tr data-start=\"2422\" data-end=\"2501\">\n<th data-start=\"2422\" data-end=\"2443\" data-col-size=\"sm\">Caract\u00e9ristique<\/th>\n<th data-start=\"2443\" data-end=\"2501\" data-col-size=\"md\">Valeur approximative<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"2582\" data-end=\"3063\">\n<tr data-start=\"2582\" data-end=\"2661\">\n<td data-start=\"2582\" data-end=\"2603\" data-col-size=\"sm\">Constellation<\/td>\n<td data-start=\"2603\" data-end=\"2661\" data-col-size=\"md\">Cygne (Cygnus)<\/td>\n<\/tr>\n<tr data-start=\"2662\" data-end=\"2741\">\n<td data-start=\"2662\" data-end=\"2683\" data-col-size=\"sm\">Taille<\/td>\n<td data-start=\"2683\" data-end=\"2741\" data-col-size=\"md\">~95\u2032 \u00d7 65\u2032 (elliptique)<\/td>\n<\/tr>\n<tr data-start=\"2742\" data-end=\"2822\">\n<td data-start=\"2742\" data-end=\"2763\" data-col-size=\"sm\">Distance estim\u00e9e<\/td>\n<td data-start=\"2763\" data-end=\"2822\" data-col-size=\"md\">Entre ~1,3 kpc \u00e0 ~3,2 kpc (\u2248 4 000 \u00e0 10 000 ly)<\/td>\n<\/tr>\n<tr data-start=\"2823\" data-end=\"2902\">\n<td data-start=\"2823\" data-end=\"2844\" data-col-size=\"sm\">\u00c2ge estim\u00e9<\/td>\n<td data-col-size=\"md\" data-start=\"2844\" data-end=\"2902\">~14 000 \u00e0 ~21 000 ans (\u2248 18 000 ans)<\/td>\n<\/tr>\n<tr data-start=\"2903\" data-end=\"2982\">\n<td data-start=\"2903\" data-end=\"2924\" data-col-size=\"sm\">Emission principale<\/td>\n<td data-start=\"2924\" data-end=\"2982\" data-col-size=\"md\">Filaments en [O III] (optique), radio, X\u2010ray thermique<\/td>\n<\/tr>\n<tr data-start=\"2983\" data-end=\"3063\">\n<td data-start=\"2983\" data-end=\"3004\" data-col-size=\"sm\">Identifiants<\/td>\n<td data-start=\"3004\" data-end=\"3063\" data-col-size=\"md\">SNR G82.2+5.3, W63, CTB 88, 2E 4355<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<hr data-start=\"3065\" data-end=\"3068\" \/>\n<h1 data-start=\"145\" data-end=\"192\">3. Donn\u00e9es scientifiques sur SNR G82.2+5.3<\/h1>\n<h3 data-start=\"194\" data-end=\"209\">Distance<\/h3>\n<ul data-start=\"210\" data-end=\"549\">\n<li data-start=\"210\" data-end=\"289\">\n<p data-start=\"212\" data-end=\"289\">Les estimations vont de <strong data-start=\"236\" data-end=\"259\">1,3 kpc (~4 300 al)<\/strong> \u00e0 <strong data-start=\"262\" data-end=\"286\">3,2 kpc (~10 400 al)<\/strong>.<\/p>\n<\/li>\n<li data-start=\"290\" data-end=\"458\">\n<p data-start=\"292\" data-end=\"458\">L\u2019\u00e9cart vient du fait qu\u2019on utilise diff\u00e9rentes m\u00e9thodes : absorption interstellaire, corr\u00e9lation avec le gaz mol\u00e9culaire environnant (CO), ou analyse des rayons X.<\/p>\n<\/li>\n<li data-start=\"459\" data-end=\"549\">\n<p data-start=\"461\" data-end=\"549\">La valeur la plus souvent cit\u00e9e dans la litt\u00e9rature r\u00e9cente est <strong data-start=\"525\" data-end=\"548\">~3 kpc (~10 000 al)<\/strong>.<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"551\" data-end=\"560\">\u00c2ge<\/h3>\n<ul data-start=\"561\" data-end=\"737\">\n<li data-start=\"561\" data-end=\"603\">\n<p data-start=\"563\" data-end=\"603\">Estim\u00e9 entre <strong data-start=\"576\" data-end=\"600\">14 000 et 21 000 ans<\/strong>.<\/p>\n<\/li>\n<li data-start=\"604\" data-end=\"737\">\n<p data-start=\"606\" data-end=\"737\">Cet \u00e2ge est calcul\u00e9 \u00e0 partir de la dynamique du gaz (choc \u00e0 ~100 km\/s) et de la taille actuelle (~95\u2032 \u00d7 65\u2032 \u2192 ~90 \u00d7 60 al \u00e0 3 kpc).<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"739\" data-end=\"766\">Vitesse et dynamique<\/h3>\n<ul data-start=\"767\" data-end=\"982\">\n<li data-start=\"767\" data-end=\"822\">\n<p data-start=\"769\" data-end=\"822\">Le <strong data-start=\"772\" data-end=\"789\">front de choc<\/strong> se d\u00e9place \u00e0 ~<strong data-start=\"804\" data-end=\"819\">90\u2013110 km\/s<\/strong>.<\/p>\n<\/li>\n<li data-start=\"823\" data-end=\"982\">\n<p data-start=\"825\" data-end=\"982\">\u00c0 cette vitesse, le gaz est suffisamment ionis\u00e9 pour produire des filaments [O III] et H\u03b1, mais le reste de la coquille est d\u00e9j\u00e0 en phase de refroidissement.<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"984\" data-end=\"1030\">Composition (spectroscopie et rayons X)<\/h3>\n<ul data-start=\"1031\" data-end=\"1462\">\n<li data-start=\"1031\" data-end=\"1132\">\n<p data-start=\"1033\" data-end=\"1132\">Observations <strong data-start=\"1046\" data-end=\"1060\">XMM-Newton<\/strong> et <strong data-start=\"1064\" data-end=\"1073\">ROSAT<\/strong> : rayons X mous avec une forte composante <strong data-start=\"1116\" data-end=\"1129\">thermique<\/strong>.<\/p>\n<\/li>\n<li data-start=\"1133\" data-end=\"1279\">\n<p data-start=\"1135\" data-end=\"1279\">On y d\u00e9tecte une <strong data-start=\"1152\" data-end=\"1184\">surabondance de Mg, Si et Fe<\/strong>, ce qui confirme l\u2019origine supernova (enrichissement par les couches profondes de l\u2019\u00e9toile).<\/p>\n<\/li>\n<li data-start=\"1280\" data-end=\"1462\">\n<p data-start=\"1282\" data-end=\"1462\">Le centre X-ray est l\u00e9g\u00e8rement <strong data-start=\"1313\" data-end=\"1329\">d\u00e9cal\u00e9 (~9\u2032)<\/strong> par rapport au centre g\u00e9om\u00e9trique de la coquille, signe que l\u2019expansion est asym\u00e9trique \u00e0 cause de la densit\u00e9 du milieu environnant.<\/p>\n<\/li>\n<\/ul>\n<hr data-start=\"1464\" data-end=\"1467\" \/>\n<h1 data-start=\"1469\" data-end=\"1513\">4. Contexte galactique et environnement<\/h1>\n<h3 data-start=\"1515\" data-end=\"1530\">Position<\/h3>\n<ul data-start=\"1531\" data-end=\"1859\">\n<li data-start=\"1531\" data-end=\"1689\">\n<p data-start=\"1533\" data-end=\"1689\">Dans la constellation du <strong data-start=\"1558\" data-end=\"1567\">Cygne<\/strong>, au nord de la n\u00e9buleuse de l\u2019Aile (IC 1318), int\u00e9gr\u00e9 dans le gigantesque complexe de formation stellaire <strong data-start=\"1674\" data-end=\"1686\">Cygnus-X<\/strong>.<\/p>\n<\/li>\n<li data-start=\"1690\" data-end=\"1859\">\n<p data-start=\"1692\" data-end=\"1859\">Latitude galactique <strong data-start=\"1712\" data-end=\"1720\">+5.3<\/strong> \u2192 assez haut au-dessus du plan galactique \u2192 donc il interagit moins avec les nuages denses du disque, mais plus avec des nuages HI diffus.<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"1861\" data-end=\"1909\">Interaction avec le milieu interstellaire<\/h3>\n<ul data-start=\"1910\" data-end=\"2334\">\n<li data-start=\"1910\" data-end=\"2004\">\n<p data-start=\"1912\" data-end=\"2004\">La coquille est <strong data-start=\"1928\" data-end=\"1941\">distordue<\/strong> : plus brillante vers le sud-est, plus faible au nord-ouest.<\/p>\n<\/li>\n<li data-start=\"2005\" data-end=\"2126\">\n<p data-start=\"2007\" data-end=\"2126\">Cela s\u2019explique par un <strong data-start=\"2030\" data-end=\"2053\">gradient de densit\u00e9<\/strong> : la supernova a explos\u00e9 dans une r\u00e9gion o\u00f9 le gaz n\u2019est pas homog\u00e8ne.<\/p>\n<\/li>\n<li data-start=\"2127\" data-end=\"2334\">\n<p data-start=\"2129\" data-end=\"2334\">Observations en <strong data-start=\"2145\" data-end=\"2173\">CO (monoxyde de carbone)<\/strong> montrent une association avec des nuages mol\u00e9culaires dans la m\u00eame direction \u2192 le SNR a probablement <strong data-start=\"2275\" data-end=\"2333\">d\u00e9clench\u00e9 ou perturb\u00e9 de la formation stellaire locale<\/strong>.<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"2336\" data-end=\"2376\">Place dans l\u2019\u00e9volution galactique<\/h3>\n<ul data-start=\"2377\" data-end=\"2861\">\n<li data-start=\"2377\" data-end=\"2464\">\n<p data-start=\"2379\" data-end=\"2464\">\u00c2ge relativement avanc\u00e9 \u2192 <strong data-start=\"2405\" data-end=\"2424\">phase radiative<\/strong> (remnant refroidi, \u00e9nergie dissip\u00e9e).<\/p>\n<\/li>\n<li data-start=\"2465\" data-end=\"2615\">\n<p data-start=\"2467\" data-end=\"2615\">SNR comme W63 enrichissent le milieu interstellaire en \u00e9l\u00e9ments lourds (O, Mg, Si, Fe), qui seront recycl\u00e9s dans de futures g\u00e9n\u00e9rations d\u2019\u00e9toiles.<\/p>\n<\/li>\n<li data-start=\"2616\" data-end=\"2861\">\n<p data-start=\"2618\" data-end=\"2861\">Le fait qu\u2019il soit dans <strong data-start=\"2642\" data-end=\"2654\">Cygnus-X<\/strong> (l\u2019un des plus grands \u00ab\u00a0p\u00e9pini\u00e8res d\u2019\u00e9toiles\u00a0\u00bb de la Voie Lact\u00e9e) sugg\u00e8re que son explosion n\u2019est pas isol\u00e9e mais fait partie d\u2019un <strong data-start=\"2784\" data-end=\"2807\">cycle de supernovae<\/strong> alimentant la turbulence et la chimie du nuage g\u00e9ant.<\/p>\n<\/li>\n<\/ul>\n<hr data-start=\"2863\" data-end=\"2866\" \/>\n<p data-start=\"2868\" data-end=\"2883\">En r\u00e9sum\u00e9 :<\/p>\n<ul data-start=\"2884\" data-end=\"3212\">\n<li data-start=\"2884\" data-end=\"2986\">\n<p data-start=\"2886\" data-end=\"2986\"><strong data-start=\"2886\" data-end=\"2903\">SNR G82.2+5.3<\/strong> est un reste de supernova <strong data-start=\"2930\" data-end=\"2959\">assez vieux (~18 000 ans)<\/strong>, situ\u00e9 \u00e0 <strong data-start=\"2969\" data-end=\"2983\">~10 000 al<\/strong>.<\/p>\n<\/li>\n<li data-start=\"2987\" data-end=\"3097\">\n<p data-start=\"2989\" data-end=\"3097\">Son expansion est <strong data-start=\"3007\" data-end=\"3030\">ralentie (100 km\/s)<\/strong>, la coquille est <strong data-start=\"3048\" data-end=\"3063\">asym\u00e9trique<\/strong> \u00e0 cause du milieu non homog\u00e8ne.<\/p>\n<\/li>\n<li data-start=\"3098\" data-end=\"3212\">\n<p data-start=\"3100\" data-end=\"3212\">Il contribue \u00e0 l\u2019<strong data-start=\"3117\" data-end=\"3156\">enrichissement du complexe Cygnus-X<\/strong>, d\u00e9j\u00e0 l\u2019une des zones les plus actives de la galaxie.<\/p>\n<\/li>\n<\/ul>\n<\/div><\/div><\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-3 fusion_builder_column_1_4 1_4 fusion-flex-column fusion-animated\" style=\"--awb-bg-size:cover;--awb-border-color:#000000;--awb-border-top:0px;--awb-border-right:0px;--awb-border-bottom:0px;--awb-border-left:0px;--awb-border-style:solid;--awb-width-large:25%;--awb-margin-top-large:0px;--awb-spacing-right-large:7.68%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:7.68%;--awb-width-medium:25%;--awb-spacing-right-medium:7.68%;--awb-spacing-left-medium:7.68%;--awb-width-small:100%;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-animationType=\"zoomInDown\" data-animationDuration=\"0.1\" data-animationOffset=\"top-into-view\"><div class=\"fusion-column-wrapper fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-3 fusion-title-center fusion-title-text fusion-title-size-one\" style=\"--awb-sep-color:#dd9933;\"><div class=\"title-sep-container title-sep-container-left\"><div class=\"title-sep sep- sep-solid\" style=\"border-color:#dd9933;\"><\/div><\/div><span class=\"awb-title-spacer\"><\/span><h1 class=\"fusion-title-heading title-heading-center fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:;--minFontSize:0;line-height:;\"><p style=\"text-align: center;\"><span style=\"color: #ff9900;\">Commentaires sur l&rsquo;objet photographi\u00e9<\/span><\/p><\/h1><span class=\"awb-title-spacer\"><\/span><div class=\"title-sep-container title-sep-container-right\"><div class=\"title-sep sep- sep-solid\" style=\"border-color:#dd9933;\"><\/div><\/div><\/div><div class=\"fusion-text fusion-text-1\"><\/div><div class=\"fusion-text fusion-text-2\"><p>La plupart des astrophotographes prennent en photo la partie compl\u00e8te du SNR avec des grands champs mais il manque les d\u00e9tails et la d\u00e9tectivit\u00e9 du diam\u00e8tre d&rsquo;un bon gros newton de 400 mm ! admirez les d\u00e9tails dans les volutes d&rsquo;OIII qui se m\u00e9lange aux extensions Ha et tout cela devant un complexe etonnant de r\u00e9gions Ha tr\u00e8s difficiles \u00e0 d\u00e9partager.<\/p>\n<p>Une particularit\u00e9 des ce SNR est la mixit\u00e9 des signaux Ha et OIII et le mixage avec la r\u00e9gion HII du Cygne.<\/p>\n<p>Pour apprecier un peu plus ces particularit\u00e9s je vous invite \u00e0 cliquer sur ces deux liens d&rsquo;images Ha starless et OIII starless.<\/p>\n<p><a href=\"http:\/\/www.outters.fr\/wp-content\/uploads\/2025\/09\/w63-Ha_starless.jpg\" target=\"_blank\" rel=\"noopener\">http:\/\/www.outters.fr\/wp-content\/uploads\/2025\/09\/w63-Ha_starless.jpg<\/a><\/p>\n<p><a href=\"http:\/\/www.outters.fr\/wp-content\/uploads\/2025\/09\/w63-OIII_starless.jpg\" target=\"_blank\" rel=\"noopener\">http:\/\/www.outters.fr\/wp-content\/uploads\/2025\/09\/w63-OIII_starless.jpg<\/a><\/p>\n<p>La version RGB simple parait bien fade \u00e0 cot\u00e9 de ce chao :\u00a0<a href=\"http:\/\/www.outters.fr\/wp-content\/uploads\/2025\/09\/w63-rgb.jpg\" target=\"_blank\" rel=\"noopener\">http:\/\/www.outters.fr\/wp-content\/uploads\/2025\/09\/w63-rgb.jpg<\/a><\/p>\n<\/div><\/div><\/div><\/div><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":11152,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"image","meta":{"footnotes":""},"categories":[392,504,676,102,122,126,152,367],"tags":[520,696],"class_list":["post-11145","post","type-post","status-publish","format-image","has-post-thumbnail","hentry","category-snr-d-a-green","category-favorites","category-saison-2025","category-nebuleuse","category-haoiii-rvb","category-observatoire-dorange","category-toutes-categories","category-telescope-newton-16-skyvision","tag-snr-g082-205-3","tag-w63","post_format-post-format-image"],"_links":{"self":[{"href":"https:\/\/www.outters.fr\/index.php?rest_route=\/wp\/v2\/posts\/11145","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.outters.fr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.outters.fr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.outters.fr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.outters.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=11145"}],"version-history":[{"count":4,"href":"https:\/\/www.outters.fr\/index.php?rest_route=\/wp\/v2\/posts\/11145\/revisions"}],"predecessor-version":[{"id":11153,"href":"https:\/\/www.outters.fr\/index.php?rest_route=\/wp\/v2\/posts\/11145\/revisions\/11153"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.outters.fr\/index.php?rest_route=\/wp\/v2\/media\/11152"}],"wp:attachment":[{"href":"https:\/\/www.outters.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=11145"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.outters.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=11145"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.outters.fr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=11145"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}