{"id":21784,"date":"2021-01-08T17:16:11","date_gmt":"2021-01-08T16:16:11","guid":{"rendered":"https:\/\/www.laterredufutur.com\/accueil\/?p=21784"},"modified":"2021-01-08T17:51:15","modified_gmt":"2021-01-08T16:51:15","slug":"le-cycle-solaire-25-et-previsions-de-ce-nouveau-cycle-qui-ne-sera-pas-aussi-fort-que-le-23","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/le-cycle-solaire-25-et-previsions-de-ce-nouveau-cycle-qui-ne-sera-pas-aussi-fort-que-le-23\/","title":{"rendered":"Le cycle solaire 25 et pr\u00e9visions de ce nouveau cycle qui ne sera pas aussi fort que le 23"},"content":{"rendered":"<div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"1\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n<p>Le cycle solaire 25 est le cycle solaire en cours en 2021, le vingt-cinqui\u00e8me depuis 1755, date du d\u00e9but du suivi intensif de l&rsquo;activit\u00e9 et des taches solaires. Ce cycle a d\u00e9marr\u00e9 en d\u00e9cembre 2019, mais plus significativement sur la fin 2020 et devrait se poursuivre jusqu&rsquo;en 2030. Selon l\u2019accord g\u00e9n\u00e9ral, il sera plus faible que la moyenne (c\u2019est-\u00e0-dire plus faible que pendant le maximum moderne). Des organisations, telles que la Soci\u00e9t\u00e9 internationale de l&rsquo;\u00e9nergie solaire (en) (ISES) et le Centre de pr\u00e9vision de la m\u00e9t\u00e9o spatiale (SWPC) de la NOAA, n&rsquo;ont pas \u00e9mis ou approuv\u00e9 de pr\u00e9visions pour le cycle jusqu&rsquo;en 2019. Il est typique lors de la transition d&rsquo;un cycle \u00e0 l&rsquo;autre de vivre une p\u00e9riode o\u00f9 existent des taches solaires des deux polarit\u00e9s (pendant le minimum solaire).<\/p>\n<p>Selon la m\u00e9thode de calcul de <a href=\"https:\/\/www.tendances-saisonnieres-et-solaires.fr\/\" target=\"_blank\" rel=\"noopener\">Thibaud M.<\/a>, ce cycle 25 serait donc comme repr\u00e9sent\u00e9 sur le graphique suivant :<\/p>\n<figure id=\"attachment_21788\" aria-describedby=\"caption-attachment-21788\" style=\"width: 700px\" class=\"wp-caption alignnone\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"21788\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/le-cycle-solaire-25-et-previsions-de-ce-nouveau-cycle-qui-ne-sera-pas-aussi-fort-que-le-23\/cycle25-2\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/cycle25-1.jpg?fit=700%2C855&amp;ssl=1\" data-orig-size=\"700,855\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"cycle25\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;Credit Terra Projects \/ laterredufutur.com \/ www.tendances-saisonnieres-et-solaires.fr&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/cycle25-1.jpg?fit=655%2C800&amp;ssl=1\" class=\"size-full wp-image-21788\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/cycle25-1.jpg?resize=700%2C855&#038;ssl=1\" alt=\"\" width=\"700\" height=\"855\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/cycle25-1.jpg?w=700&amp;ssl=1 700w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/cycle25-1.jpg?resize=246%2C300&amp;ssl=1 246w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/cycle25-1.jpg?resize=655%2C800&amp;ssl=1 655w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><figcaption id=\"caption-attachment-21788\" class=\"wp-caption-text\">Credit Terra Projects \/ laterredufutur.com \/ www.tendances-saisonnieres-et-solaires.fr<\/figcaption><\/figure>\n<p>On peut donc noter, qu&rsquo;il serait l\u00e9g\u00e8rement plus fort que le 24 mais toujours plus faible que les cycles tr\u00e8s forts 22 et 23. La m\u00e9thode pr\u00e9dictive de Thibaud fonctionne tr\u00e8s nettement si on se penche sur le d\u00e9but du cycle 25 qui colle d&rsquo;ore et d\u00e9j\u00e0 parfaitement \u00e0 ses pr\u00e9dictions. Ainsi le cycle 13 est \u00e0 comparer selon la m\u00e9thode Miroir Solaire.<\/p>\n<p>Il y a un an, les chercheurs de la NASA, annon\u00e7aient que ce nouveau cycle solaire pourrait s&rsquo;av\u00e9rer au moins aussi faible que le cycle 24, voire m\u00eame \u00eatre le plus faible depuis 200 ans, alors m\u00eame que les projections des prochains cycles vont vers des cycles solaires de plus en plus faibles sur la p\u00e9riode 2050-2070, de telle sorte que nous pouvons parler de \u00a0\u00bb minimum d&rsquo;Eddy \u00ab\u00a0. Mais une nouvelle \u00e9tude de chercheurs de la National Center for Atmospheric Research (NCAR Mesa Laboratory) publi\u00e9e le 24 novembre 2020 dans Solar Physics, indique que le cycle solaire 25 pourrait \u00eatre plus fort que le cycle 24 et probablement plus fort que le cycle solaire 23. Rappelons que le cycle solaire 23 comportait 180 taches sur le soleil, et le cycle 24, seulement 116 taches. Les auteurs de l&rsquo;\u00e9tude indiquent m\u00eame que \u00ab notre m\u00e9thode pr\u00e9dit que le Cycle de taches solaires 25 pourrait \u00eatre parmi les cycles de taches solaires les plus forts jamais observ\u00e9s \u00bb.<\/p>\n<p><strong>Seulement voil\u00e0, selon cette nouvelle m\u00e9thode dite Miroir Solaire, le cycle 25 serait en effet plus fort que le 24, mais pas autant que le 23<\/strong>. Nous restons donc dans un cycle faible et nous entrons bien dans le minimum de Eddy. Le cycle solaire 13 est celui qui nous int\u00e9resse dans la m\u00e9thode miroir et il est le treizi\u00e8me cycle solaire depuis 1755, date du d\u00e9but du suivi intensif de l&rsquo;activit\u00e9 des taches solaires. Il a commenc\u00e9 en 1890 et s&rsquo;est achev\u00e9 en 1902. C&rsquo;est donc bien sur lui qu&rsquo;il faut se pencher selon la m\u00e9thode miroir.&nbsp;<\/p><div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"2\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"21787\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/le-cycle-solaire-25-et-previsions-de-ce-nouveau-cycle-qui-ne-sera-pas-aussi-fort-que-le-23\/cycle13-cycle25-1\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/cycle13-cycle25-1.jpg?fit=1062%2C891&amp;ssl=1\" data-orig-size=\"1062,891\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"cycle13-cycle25-1\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/cycle13-cycle25-1.jpg?fit=800%2C671&amp;ssl=1\" class=\"alignnone size-full wp-image-21787\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/cycle13-cycle25-1.jpg?resize=1062%2C891&#038;ssl=1\" alt=\"\" width=\"1062\" height=\"891\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/cycle13-cycle25-1.jpg?w=1062&amp;ssl=1 1062w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/cycle13-cycle25-1.jpg?resize=300%2C252&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/cycle13-cycle25-1.jpg?resize=800%2C671&amp;ssl=1 800w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/cycle13-cycle25-1.jpg?resize=768%2C644&amp;ssl=1 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/p>\n<p>Donc le suspens est \u00e0 son comble, est ce que la m\u00e9thode miroir fonctionne ? nous allons donc rester sous la surveillance de ce nouveau cycle. Les prochains mois devraient confirmer une d\u00e9couverte majeure de pr\u00e9dictions des cycles. Progression du cycle actuel ici : <a href=\"https:\/\/www.swpc.noaa.gov\/products\/solar-cycle-progression\" target=\"_blank\" rel=\"noopener\">https:\/\/www.swpc.noaa.gov\/<\/a><\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"21789\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/le-cycle-solaire-25-et-previsions-de-ce-nouveau-cycle-qui-ne-sera-pas-aussi-fort-que-le-23\/cycle13-cycle25\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/cycle13-cycle25.jpg?fit=976%2C882&amp;ssl=1\" data-orig-size=\"976,882\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"cycle13-cycle25\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/cycle13-cycle25.jpg?fit=800%2C723&amp;ssl=1\" class=\"alignnone size-full wp-image-21789\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/cycle13-cycle25.jpg?resize=976%2C882&#038;ssl=1\" alt=\"\" width=\"976\" height=\"882\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/cycle13-cycle25.jpg?w=976&amp;ssl=1 976w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/cycle13-cycle25.jpg?resize=300%2C271&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/cycle13-cycle25.jpg?resize=800%2C723&amp;ssl=1 800w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/cycle13-cycle25.jpg?resize=768%2C694&amp;ssl=1 768w\" sizes=\"auto, (max-width: 976px) 100vw, 976px\" \/><\/p>\n<div class=\"bi6gxh9e\"><span class=\"d2edcug0 hpfvmrgz qv66sw1b c1et5uql rrkovp55 jq4qci2q a3bd9o3v knj5qynh oo9gr5id\">\u00ab\u00a0Par l&rsquo;application de la m\u00e9thodologie pr\u00e9visionnelle de l&rsquo;activit\u00e9 solaire nomm\u00e9e \u00ab\u00a0Miroir Solaire\u00a0\u00bb, d\u00e9velopp\u00e9e par Thibaud M., il est possible de quantifier l&rsquo;\u00e9volution du Cycle Solaire futur, qui sera, d&rsquo;apr\u00e8s cette mod\u00e9lisation, l\u00e9g\u00e8rement sup\u00e9rieur au Cycle Solaire 24.<\/span><\/div>\n<div class=\"bi6gxh9e\"><span class=\"d2edcug0 hpfvmrgz qv66sw1b c1et5uql rrkovp55 jq4qci2q a3bd9o3v knj5qynh oo9gr5id\">En effet, le sommet liss\u00e9 du Cycle Solaire 25, qui se produira probablement durant l&rsquo;ann\u00e9e 2025, portera un index solaire (Sunspot Number) de 145, contrairement au Cycle Solaire 24 qui, quant \u00e0 lui, \u00e9tait de valeur 116. Son interruption devrait intervenir en fin d&rsquo;ann\u00e9e 2032, pour laisser place au Cycle Solaire 26.<\/span><\/div>\n<div class=\"bi6gxh9e\"><span class=\"d2edcug0 hpfvmrgz qv66sw1b c1et5uql rrkovp55 jq4qci2q a3bd9o3v knj5qynh oo9gr5id\">Il est int\u00e9ressant de constater l&rsquo;efficacit\u00e9 de la m\u00e9thodologie pr\u00e9visionnelle \u00ab\u00a0Miroir Solaire\u00a0\u00bb pour les mois derniers. En effet, elle mod\u00e9lisa de mani\u00e8re rigoureuse, quantitativement et temporellement, le l\u00e9ger pic spontan\u00e9 d&rsquo;activit\u00e9 solaire dernier, apportant un index solaire de 34 en Novembre 2020. Celui-ci fut mod\u00e9lis\u00e9 \u00e0 hauteur de 34,3 par la m\u00e9thodologie concern\u00e9e. Ce sursaut d&rsquo;activit\u00e9 devrait, d&rsquo;apr\u00e8s cette derni\u00e8re, s&rsquo;interrompre sous peu, avant une nouvelle reprise soutenue d&rsquo;activit\u00e9 d&rsquo;ici fin 2021.<\/span><\/div>\n<div class=\"bi6gxh9e\"><span class=\"d2edcug0 hpfvmrgz qv66sw1b c1et5uql rrkovp55 jq4qci2q a3bd9o3v knj5qynh oo9gr5id\">Afin d&rsquo;aborder les fondements de la m\u00e9thodologie pr\u00e9visionnelle \u00ab\u00a0Miroir Solaire\u00a0\u00bb, il est possible de consulter le rapport d&rsquo;\u00e9tude sur le sujet, par le lien disponible ci-dessous.\u00a0\u00bb dixit Thibaud M.<\/span><\/div>\n<div class=\"bi6gxh9e\"><a href=\"https:\/\/www.tendances-saisonnieres-et-solaires.fr\/\">https:\/\/www.tendances-saisonnieres-et-solaires.fr\/<\/a><\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>Adaptation <a href=\"https:\/\/www.laterredufutur.com\/accueil\">Terra Projects<\/a><\/div>\n<p>sources : <a href=\"https:\/\/fr.wikipedia.org\/wiki\/Cycle_solaire_25\" target=\"_blank\" rel=\"noopener\">https:\/\/fr.wikipedia.org\/<\/a> \/ <a href=\"https:\/\/www.meteocontact.fr\/actualite\/le-cycle-solaire-25-pourrait-contrarier-les-previsions-de-la-nasa-73415\" target=\"_blank\" rel=\"noopener\">https:\/\/www.meteocontact.fr\/<\/a> \/ <a href=\"https:\/\/www.tendances-saisonnieres-et-solaires.fr\/\" target=\"_blank\" rel=\"noopener\">https:\/\/www.tendances-saisonnieres-et-solaires.fr\/<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"21784\">(1546)<\/p>\n<!--CusAds0-->\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Le cycle solaire 25 est le cycle solaire en cours en 2021, le vingt-cinqui\u00e8me depuis 1755, date du d\u00e9but du&#8230;<\/p>\n","protected":false},"author":1,"featured_media":21790,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"ngg_post_thumbnail":0,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"Le #cycle #solaire 25 et pr\u00e9visions de ce nouveau cycle qui ne sera pas aussi fort que le 23 @laterredufutur.com Terra Projects","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[24],"tags":[616,1114,2049,6893,269,1989,183,37],"class_list":["post-21784","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-soleil","tag-cycle-24","tag-cycle-25","tag-methode","tag-miroir","tag-noaa","tag-predictions","tag-previsions","tag-soleil","wpcat-24-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/cycle24-25.jpg?fit=1024%2C512&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-5Fm","jetpack-related-posts":[{"id":24175,"url":"https:\/\/www.laterredufutur.com\/accueil\/le-cycle-solaire-25-depasse-les-previsions\/","url_meta":{"origin":21784,"position":0},"title":"Le cycle solaire 25 d\u00e9passe les pr\u00e9visions","author":"Admin","date":"12 juin 2022","format":false,"excerpt":"Le cycle solaire 25 d\u00e9passe les pr\u00e9visions. Le nombre de taches solaires en mai 2022 a \u00e9t\u00e9 le plus \u00e9lev\u00e9 depuis pr\u00e8s de 8 ans, ce qui a plus que doubl\u00e9 les pr\u00e9visions officielles de la NOAA : Le graphique, ci-dessus, compare le nombre actuel de taches solaires \u00e0 une\u2026","rel":"","context":"Dans &quot;Soleil&quot;","block_context":{"text":"Soleil","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/soleil\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2022\/06\/cycle-solaire-23-cycle-solaire-24-et-predictions-cycle-solaire-25-1.png?fit=1000%2C769&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2022\/06\/cycle-solaire-23-cycle-solaire-24-et-predictions-cycle-solaire-25-1.png?fit=1000%2C769&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2022\/06\/cycle-solaire-23-cycle-solaire-24-et-predictions-cycle-solaire-25-1.png?fit=1000%2C769&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2022\/06\/cycle-solaire-23-cycle-solaire-24-et-predictions-cycle-solaire-25-1.png?fit=1000%2C769&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":23131,"url":"https:\/\/www.laterredufutur.com\/accueil\/le-cycle-solaire-25-est-en-superforme\/","url_meta":{"origin":21784,"position":1},"title":"Le cycle solaire 25 est en superforme","author":"Admin","date":"5 octobre 2021","format":false,"excerpt":"Le cycle solaire 25 est en surperforme : le nombre de taches solaires pour septembre 2021 \u00e9tait le plus \u00e9lev\u00e9 depuis plus de 5 ans, d\u00e9passant les pr\u00e9visions officielles. Le cycle solaire 25 continue de surperformer. Le nombre de taches solaires en septembre 2021 \u00e9tait le plus \u00e9lev\u00e9 depuis plus\u2026","rel":"","context":"Dans &quot;Soleil&quot;","block_context":{"text":"Soleil","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/soleil\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/10\/activite-solaire-4-octobre-2021-soleil.jpg?fit=1000%2C1000&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/10\/activite-solaire-4-octobre-2021-soleil.jpg?fit=1000%2C1000&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/10\/activite-solaire-4-octobre-2021-soleil.jpg?fit=1000%2C1000&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/10\/activite-solaire-4-octobre-2021-soleil.jpg?fit=1000%2C1000&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":18918,"url":"https:\/\/www.laterredufutur.com\/accueil\/leffondrement-solaire-se-poursuit-noaa-rien-nindique-que-nous-approchons-dun-minimum-dactivite-solaire-de-type-maunder\/","url_meta":{"origin":21784,"position":2},"title":"L&rsquo;effondrement solaire se poursuit &#8211; NOAA : \u00ab\u00a0Rien n&rsquo;indique que nous approchons d&rsquo;un minimum d&rsquo;activit\u00e9 solaire de type Maunder.\u00a0\u00bb","author":"Admin","date":"9 avril 2019","format":false,"excerpt":"Les scientifiques charg\u00e9s de pr\u00e9dire l'activit\u00e9 du Soleil pour le prochain cycle solaire de 11 ans disent qu'il sera probablement faible, tout comme l'activit\u00e9 actuelle. Le cycle solaire actuel, le cycle 24, est en d\u00e9clin et devrait atteindre le minimum solaire - la p\u00e9riode o\u00f9 le Soleil sera le moins\u2026","rel":"","context":"Dans &quot;Soleil&quot;","block_context":{"text":"Soleil","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/soleil\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/01\/tempete-solaire-soleil-tempete-geomagnetique.jpg?fit=1000%2C500&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/01\/tempete-solaire-soleil-tempete-geomagnetique.jpg?fit=1000%2C500&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/01\/tempete-solaire-soleil-tempete-geomagnetique.jpg?fit=1000%2C500&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/01\/tempete-solaire-soleil-tempete-geomagnetique.jpg?fit=1000%2C500&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":848,"url":"https:\/\/www.laterredufutur.com\/accueil\/le-cycle-solaire-25-sera-encore-plus-faible-que-prevu\/","url_meta":{"origin":21784,"position":3},"title":"Le cycle solaire 25 sera encore plus faible que pr\u00e9vu","author":"Admin","date":"15 avril 2012","format":false,"excerpt":"Les pr\u00e9visions de David Hathaway \u00e9tablissent que le cycle solaire N\u00b025 sera pire que pr\u00e9vu. Pour ceux d'entre vous qui suivent les pr\u00e9visions du cycle solaire de David Hathaway, elles ne sont pas tr\u00e8s bonnes pour le cycle solaire N\u00b025. Le cycle solaire 25 devrait commencer vers la fin de\u2026","rel":"","context":"Dans &quot;Soleil&quot;","block_context":{"text":"Soleil","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/soleil\/"},"img":{"alt_text":"cycle 24","src":"http:\/\/www.laterredufutur.com\/wordpress\/wp-content\/uploads\/2012\/04\/cycle24.bmp","width":350,"height":200},"classes":[]},{"id":16577,"url":"https:\/\/www.laterredufutur.com\/accueil\/les-taches-solaires-disparaissent-plus-vite-que-prevu-le-cycle-solaire-24-diminue-plus-rapidement-que-prevu\/","url_meta":{"origin":21784,"position":4},"title":"Les taches solaires disparaissent plus vite que pr\u00e9vu: le cycle solaire 24 diminue plus rapidement que pr\u00e9vu","author":"Admin","date":"8 mai 2018","format":false,"excerpt":"Les taches solaires deviennent rares. Le fait que les taches solaires disparaissent n'est pas une surprise. Les pr\u00e9visionnistes disent depuis des ann\u00e9es que cela se produira lorsque le cycle solaire actuel (\u00abcycle solaire 24\u00bb) arrivera \u00e0 son terme. La surprise est la vitesse du ph\u00e9nom\u00e8ne. \" Le cycle solaire 24\u2026","rel":"","context":"Dans &quot;Soleil&quot;","block_context":{"text":"Soleil","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/soleil\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/soleil-4-mai-2018.gif?fit=696%2C696&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/soleil-4-mai-2018.gif?fit=696%2C696&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/soleil-4-mai-2018.gif?fit=696%2C696&ssl=1&resize=525%2C300 1.5x"},"classes":[]},{"id":5646,"url":"https:\/\/www.laterredufutur.com\/accueil\/bienvenue-dans-le-cycle-de-suess\/","url_meta":{"origin":21784,"position":5},"title":"Bienvenue dans le Cycle de Suess","author":"Admin","date":"3 janvier 2011","format":false,"excerpt":"Ce cycle, d\u2019une dur\u00e9e oscillant entre\u00a0180\u00a0ans et 200 ans,\u00a0a \u00e9t\u00e9 d\u00e9termin\u00e9 suite \u00e0 l\u2019\u00e9tude de la concentration en carbone 14 dans les troncs d\u2019arbres. Cette concentration serait influenc\u00e9e en grande partie par l\u2019activit\u00e9 solaire, car les minima de ce cycle correspondent \u00e0 un amoindrissement de la quantit\u00e9 de taches solaires\u2026","rel":"","context":"Dans &quot;Soleil&quot;","block_context":{"text":"Soleil","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/soleil\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/21784","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/comments?post=21784"}],"version-history":[{"count":6,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/21784\/revisions"}],"predecessor-version":[{"id":21796,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/21784\/revisions\/21796"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/21790"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=21784"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=21784"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=21784"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}