{"id":20547,"date":"2025-08-22T16:32:50","date_gmt":"2025-08-22T14:32:50","guid":{"rendered":"https:\/\/reperes-astro.fr\/?p=20547"},"modified":"2025-08-22T16:53:23","modified_gmt":"2025-08-22T14:53:23","slug":"observatoire-de-haute-provence-ohp","status":"publish","type":"post","link":"https:\/\/reperes-astro.fr\/observatoire-de-haute-provence-ohp\/","title":{"rendered":"Observatoire de Haute Provence (OHP)"},"content":{"rendered":"\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>Et centre Astro de Saint-Michel l\u2019Observatoire.<\/strong><\/h2>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-not-stacked-on-mobile is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:25%\"><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:25%\"><\/div>\n<\/div>\n\n\n\n<p>Pendant nos vacances \u00e0 Salon-de-Provence nous d\u00e9cidons de partir \u00e0 1h30 de notre location, visiter l&rsquo;Observatoire de Haute Provence (<strong><a href=\"https:\/\/ohp.osupytheas.fr\/\">OHP<\/a><\/strong>) qui se trouve \u00e0 2 kilom\u00e8tres au nord de Saint-Michel l\u2019Observatoire. Puis le centre astro qui lui est plac\u00e9 au sud-est de ce m\u00eame village, situ\u00e9 dans le d\u00e9partement des Alpes-de-Haute-Provence en r\u00e9gion Provence-Alpes-C\u00f4te d\u2019Azur.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/saint-michel-observatoire.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"750\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/saint-michel-observatoire.jpg\" alt=\"Observatoire de Haute Provence\" class=\"wp-image-20549\" style=\"width:630px\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/saint-michel-observatoire.jpg 1000w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/saint-michel-observatoire-300x225.jpg 300w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/saint-michel-observatoire-768x576.jpg 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/a><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>Nous avons donc rendez-vous \u00e0 L\u2019OHP (650m d\u2019altitude) pour une visite guid\u00e9e de l\u2019observatoire, 14h30 arriv\u00e9e en bas de la coupole.<\/p>\n\n\n\n<p>L\u2019Observatoire de Haute-Provence, cr\u00e9\u00e9 en 1937, est une unit\u00e9 du Centre National de la Recherche Scientifique qui couvre les domaines d\u2019\u00e9tudes de l\u2019environnement proche et lointain :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>En Astronomie et Astrophysique, ce site h\u00e9berge plusieurs instruments, dont le t\u00e9lescope de 193cm, il est dot\u00e9 d\u2019un spectrographe innovant qui le place parmi les meilleurs au monde.<\/li>\n\n\n\n<li>En sciences de l\u2019atmosph\u00e8re : la station g\u00e9ophysique est l\u2019une des plus importantes du r\u00e9seau mondial de d\u00e9tection des changements de composition de l\u2019atmosph\u00e8re (NDACC). Les mesures sont effectu\u00e9es par LIDARs (incluant un laser), spectrom\u00e8tres et ballons sondes.<\/li>\n\n\n\n<li>La tour ICOS, haute de 100 m\u00e8tres mesure en continu les concentrations des gaz \u00e0 effet de serre sur le site de l\u2019OHP.<\/li>\n\n\n\n<li>En \u00e9cologie, l\u2019O3HP (Oak Observatory at OHP) \u00e9tudie la for\u00eat de ch\u00eanes pubescents et l\u2019\u00e9volution de la biodiversit\u00e9 soumis aux changements globaux : climat, pollution\u2026<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>Le guide est pr\u00eat et donc c\u2019est parti !<\/strong><\/h2>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-not-stacked-on-mobile is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/entree-ohp-1.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"750\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/entree-ohp-1.jpg\" alt=\"\" class=\"wp-image-20550\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/entree-ohp-1.jpg 1000w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/entree-ohp-1-300x225.jpg 300w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/entree-ohp-1-768x576.jpg 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/a><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/entree-ohp-2.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"800\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/entree-ohp-2.jpg\" alt=\"\" class=\"wp-image-20551\" style=\"aspect-ratio:4\/3;object-fit:cover\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/entree-ohp-2.jpg 600w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/entree-ohp-2-225x300.jpg 225w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><\/figure>\n<\/div><\/div>\n<\/div>\n\n\n\n<p><\/p>\n\n\n\n<p>Avant de passer la porte d&rsquo;entr\u00e9e, le guide nous explique que l\u2019observatoire est un lieu incontournable de l\u2019astronomie mondiale. Puisque c\u2019est ici m\u00eame que <strong><a href=\"https:\/\/fr.wikipedia.org\/wiki\/Michel_Mayor\">Michel Mayor<\/a><\/strong> et <strong><a href=\"https:\/\/fr.wikipedia.org\/wiki\/Didier_Queloz\">Didier Queloz<\/a><\/strong> ont d\u00e9couvert la premi\u00e8re exoplan\u00e8te en 1995 (<strong><a href=\"https:\/\/fr.wikipedia.org\/wiki\/51_Pegasi_b\">Pegase 51b<\/a><\/strong>).<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/entree-ohp-3.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"1000\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/entree-ohp-3.jpg\" alt=\"\" class=\"wp-image-20552\" style=\"aspect-ratio:4\/3;object-fit:cover;width:630px\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/entree-ohp-3.jpg 750w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/entree-ohp-3-225x300.jpg 225w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/a><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>Le 6 octobre 1995, un article dans le magazine scientifique <em>Nature<\/em> d\u00e9crivait un syst\u00e8me plan\u00e8te-\u00e9toile semblable \u00e0 notre syst\u00e8me solaire, mais \u00e0 plus de 50 ann\u00e9es-lumi\u00e8re de lui. Depuis, plus de 5000 de ces plan\u00e8tes extrasolaires ont \u00e9t\u00e9 identifi\u00e9es. Quant aux d\u00e9couvreurs de la 1\u00e8re exoplan\u00e8te, ils \u00e9taient r\u00e9compens\u00e9s par le Nobel en 2019.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-exoplanetes.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-exoplanetes.jpg\" alt=\"\" class=\"wp-image-20553\" style=\"width:630px\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-exoplanetes.jpg 800w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-exoplanetes-300x225.jpg 300w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-exoplanetes-768x576.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/a><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>Nous prenons la direction du balcon qui fait tout le tour du b\u00e2timent , afin d\u2019y observer les 9 autres coupoles qui sont pr\u00e9sentes sur le site, parsem\u00e9es dans une for\u00eat de ch\u00eanes.<\/p>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-not-stacked-on-mobile is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-coupoles-1.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"1000\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-coupoles-1.jpg\" alt=\"\" class=\"wp-image-20554\" style=\"aspect-ratio:4\/3;object-fit:cover\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-coupoles-1.jpg 750w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-coupoles-1-225x300.jpg 225w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/a><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-coupoles-2.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"750\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-coupoles-2.jpg\" alt=\"\" class=\"wp-image-20555\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-coupoles-2.jpg 1000w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-coupoles-2-300x225.jpg 300w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-coupoles-2-768x576.jpg 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/a><\/figure>\n<\/div><\/div>\n<\/div>\n\n\n\n<p><\/p>\n\n\n\n<p>Puis le moment de gr\u00e2ce pour un passionn\u00e9 d\u2019astronomie : la mont\u00e9e dans la coupole pour la pr\u00e9sentation du Cassegrain de 193cm.<\/p>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-not-stacked-on-mobile is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-t193-1.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"1000\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-t193-1.jpg\" alt=\"Observatoire de Haute Provence\" class=\"wp-image-20556\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-t193-1.jpg 750w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-t193-1-225x300.jpg 225w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/a><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-t193-2.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"1000\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-t193-2.jpg\" alt=\"Observatoire de Haute Provence\" class=\"wp-image-20557\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-t193-2.jpg 750w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-t193-2-225x300.jpg 225w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/a><\/figure>\n<\/div><\/div>\n<\/div>\n\n\n\n<p><\/p>\n\n\n\n<p>Ce t\u00e9lescope, construit par <strong><a href=\"https:\/\/en.wikipedia.org\/wiki\/Grubb_Parsons\">Grubb &amp; Parsons<\/a><\/strong> \u00e0 Newcastle (UK), fut mont\u00e9 pendant l\u2019\u00e9t\u00e9 1957 et r\u00e9ceptionn\u00e9 en d\u00e9cembre 1957 avec un miroir factice en b\u00e9ton. L\u2019optique fut install\u00e9e d\u00e9but 1958. Les premi\u00e8res observations datent du 17 juillet de cette m\u00eame ann\u00e9e.<\/p>\n\n\n\n<p>Le t\u00e9lescope de 193cm a \u00e9t\u00e9 \u00e0 l\u2019origine dot\u00e9 de trois foyers diff\u00e9rents : Newton (f\/5), Cassegrain (f\/15) et Coud\u00e9 (f\/32). Aujourd&rsquo;hui, seul le foyer Cassegrain est utilis\u00e9.<\/p>\n\n\n\n<p>Un nouvel instrument a \u00e9t\u00e9 mis en service en 2021 au foyer Cassegrain, en parall\u00e8le avec <strong><a href=\"https:\/\/ohp.osupytheas.fr\/sophie-echelle-spectrograph\/\">SOPHIE<\/a><\/strong> <sup><strong>1<\/strong><\/sup> : le <em>spectro-imageur <\/em><strong><a href=\"https:\/\/ohp.osupytheas.fr\/mistral-spectro-imager\/\">MISTRAL<\/a><\/strong><em>.<\/em><\/p>\n\n\n\n<p><sup><strong>1 &#8211; <\/strong><\/sup>SOPHIE est un spectrographe \u00e0 dispersion crois\u00e9e, install\u00e9 en permanence dans une chambre \u00e0 temp\u00e9rature contr\u00f4l\u00e9e au deuxi\u00e8me \u00e9tage du b\u00e2timent du t\u00e9lescope de 193cm.<\/p>\n\n\n\n<p>Une nouvelle cam\u00e9ra CCD est pr\u00e9vue pour Sophie en 2025.<\/p>\n\n\n\n<p>Pendant la pr\u00e9sentation, le guide nous explique que l\u2019observatoire poss\u00e8de une salle d\u00e9di\u00e9e \u00e0 l\u2019aluminure du miroir primaire du T193.<\/p>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-not-stacked-on-mobile is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-coupoles.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"684\" height=\"1000\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-coupoles.jpg\" alt=\"Observatoire de Haute Provence\" class=\"wp-image-20558\" style=\"aspect-ratio:3\/4;object-fit:cover\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-coupoles.jpg 684w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-coupoles-205x300.jpg 205w\" sizes=\"auto, (max-width: 684px) 100vw, 684px\" \/><\/a><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-coupoles-0.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"1000\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-coupoles-0.jpg\" alt=\"Observatoire de Haute Provence\" class=\"wp-image-20559\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-coupoles-0.jpg 750w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/ohp-coupoles-0-225x300.jpg 225w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/a><\/figure>\n<\/div><\/div>\n<\/div>\n\n\n\n<p><\/p>\n\n\n\n<p>La visite de l\u2019OHP se termine \u00e0 15h30 nous prenons donc la direction du centre Astro pour un jeu \u00e0 faire en groupe (famille ou amis) des ateliers tr\u00e8s ludique nous attendent (p\u00e9tanque du syst\u00e8me solaire, retrouver des constellations en 3D, course d\u2019orientation sur le th\u00e8me de l\u2019astronomie et bien d\u2019autres).<\/p>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-not-stacked-on-mobile is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/centre-astro-plan.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"753\" height=\"1000\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/centre-astro-plan.jpg\" alt=\"\" class=\"wp-image-20560\" style=\"aspect-ratio:4\/3;object-fit:cover\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/centre-astro-plan.jpg 753w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/centre-astro-plan-226x300.jpg 226w\" sizes=\"auto, (max-width: 753px) 100vw, 753px\" \/><\/a><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/centre-astro-jeu.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/centre-astro-jeu.jpg\" alt=\"\" class=\"wp-image-20561\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/centre-astro-jeu.jpg 800w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/centre-astro-jeu-300x225.jpg 300w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2025\/08\/centre-astro-jeu-768x576.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/a><\/figure>\n<\/div>\n<\/div>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>Mais le centre Astro c\u2019est quoi ?<\/strong><\/h2>\n\n\n\n<p>Le Centre d\u2019Astronomie est un \u00e9quipement d\u00e9partemental install\u00e9 sur le Plateau du Moulin \u00e0 Vent, au c\u0153ur d\u2019un espace naturel de dix hectares. \u00c0 quelques pas du village de Saint-Michel l\u2019Observatoire, il offre un cadre privil\u00e9gi\u00e9 dans un parc enti\u00e8rement clos o\u00f9 alternent bosquets de ch\u00eanes verts et prairies qui en font un site exceptionnel d\u00e9di\u00e9 \u00e0 la d\u00e9couverte de l\u2019astronomie et \u00e0 l\u2019observation du ciel \u00e9toil\u00e9. Il est labellis\u00e9 \u00ab Station de Nuit \u00bb par l\u2019AFA (Association Fran\u00e7aise d\u2019Astronomie).<\/p>\n\n\n\n<p>Le Conseil D\u00e9partemental des Alpes de Haute-Provence ainsi que le Conseil R\u00e9gional accompagnent le Centre d\u2019Astronomie depuis 1998 dans sa mission de culture scientifique \u00e0 destination de tous les publics.<\/p>\n\n\n\n<p>Gr\u00e2ce \u00e0 son centre d\u2019accueil et d\u2019h\u00e9bergement (70 lits), le Centre d&rsquo;Astronomie propose tout au long de l\u2019ann\u00e9e :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>des <strong>s\u00e9ances d\u2019observation \u00e0 la journ\u00e9e<\/strong> (Soleil),<\/li>\n\n\n\n<li>des<strong> veill\u00e9es d\u2019observation aux instruments<\/strong>,<\/li>\n\n\n\n<li>des <strong>s\u00e9jours scolaires <\/strong>(du cours primaire \u00e0 la classe de terminale scientifique),<\/li>\n\n\n\n<li>des <strong>s\u00e9jours vacances \u00ab juniors \u00bb<\/strong>,<\/li>\n\n\n\n<li>des <strong>s\u00e9jours groupes<\/strong> (familles, comit\u00e9s d\u2019entreprises, etc.),<\/li>\n\n\n\n<li>des <strong>s\u00e9ances de plan\u00e9tarium<\/strong>.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-right\">R\u00e9dig\u00e9 par Fred.<\/p>\n<div class=\"pvc_clear\"><\/div><p id=\"pvc_stats_20547\" class=\"pvc_stats all  \" data-element-id=\"20547\" style=\"\"><i class=\"pvc-stats-icon medium\" aria-hidden=\"true\"><svg aria-hidden=\"true\" focusable=\"false\" data-prefix=\"far\" data-icon=\"chart-bar\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 512 512\" class=\"svg-inline--fa fa-chart-bar fa-w-16 fa-2x\"><path fill=\"currentColor\" d=\"M396.8 352h22.4c6.4 0 12.8-6.4 12.8-12.8V108.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v230.4c0 6.4 6.4 12.8 12.8 12.8zm-192 0h22.4c6.4 0 12.8-6.4 12.8-12.8V140.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v198.4c0 6.4 6.4 12.8 12.8 12.8zm96 0h22.4c6.4 0 12.8-6.4 12.8-12.8V204.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v134.4c0 6.4 6.4 12.8 12.8 12.8zM496 400H48V80c0-8.84-7.16-16-16-16H16C7.16 64 0 71.16 0 80v336c0 17.67 14.33 32 32 32h464c8.84 0 16-7.16 16-16v-16c0-8.84-7.16-16-16-16zm-387.2-48h22.4c6.4 0 12.8-6.4 12.8-12.8v-70.4c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v70.4c0 6.4 6.4 12.8 12.8 12.8z\" class=\"\"><\/path><\/svg><\/i> <img loading=\"lazy\" decoding=\"async\" width=\"16\" height=\"16\" alt=\"Loading\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/plugins\/page-views-count\/ajax-loader-2x.gif\" border=0 \/><\/p><div class=\"pvc_clear\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Et centre Astro de Saint-Michel l\u2019Observatoire. Pendant nos vacances \u00e0 Salon-de-Provence nous d\u00e9cidons de partir \u00e0 1h30 de notre location, visiter&#46;&#46;&#46;<\/p>\n<div class=\"pvc_clear\"><\/div>\n<p id=\"pvc_stats_20547\" class=\"pvc_stats all  \" data-element-id=\"20547\" style=\"\"><i class=\"pvc-stats-icon medium\" aria-hidden=\"true\"><svg aria-hidden=\"true\" focusable=\"false\" data-prefix=\"far\" data-icon=\"chart-bar\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 512 512\" class=\"svg-inline--fa fa-chart-bar fa-w-16 fa-2x\"><path fill=\"currentColor\" d=\"M396.8 352h22.4c6.4 0 12.8-6.4 12.8-12.8V108.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v230.4c0 6.4 6.4 12.8 12.8 12.8zm-192 0h22.4c6.4 0 12.8-6.4 12.8-12.8V140.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v198.4c0 6.4 6.4 12.8 12.8 12.8zm96 0h22.4c6.4 0 12.8-6.4 12.8-12.8V204.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v134.4c0 6.4 6.4 12.8 12.8 12.8zM496 400H48V80c0-8.84-7.16-16-16-16H16C7.16 64 0 71.16 0 80v336c0 17.67 14.33 32 32 32h464c8.84 0 16-7.16 16-16v-16c0-8.84-7.16-16-16-16zm-387.2-48h22.4c6.4 0 12.8-6.4 12.8-12.8v-70.4c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v70.4c0 6.4 6.4 12.8 12.8 12.8z\" class=\"\"><\/path><\/svg><\/i> <img loading=\"lazy\" decoding=\"async\" width=\"16\" height=\"16\" alt=\"Loading\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/plugins\/page-views-count\/ajax-loader-2x.gif\" border=0 \/><\/p>\n<div class=\"pvc_clear\"><\/div>\n","protected":false},"author":11,"featured_media":20549,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5,49],"tags":[],"class_list":["post-20547","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-documentation","category-informations-a-destination-des-enseignants-et-des-animateurs"],"yoast_head":"<title>Observatoire de Haute Provence (OHP) - 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