{"id":57027,"date":"2024-01-05T12:29:21","date_gmt":"2024-01-05T12:29:21","guid":{"rendered":"https:\/\/www.africa-press.net\/tchad\/politique\/la-terre-au-perihelie-quest-ce-que-cela-veut-dire"},"modified":"2024-01-05T13:39:28","modified_gmt":"2024-01-05T13:39:28","slug":"la-terre-au-perihelie-quest-ce-que-cela-veut-dire","status":"publish","type":"post","link":"https:\/\/www.africa-press.net\/tchad\/toutes-les-actualites\/la-terre-au-perihelie-quest-ce-que-cela-veut-dire","title":{"rendered":"La Terre au p\u00e9rih\u00e9lie : qu&rsquo;est-ce que cela veut dire ?"},"content":{"rendered":"<p><span style=\"color: #ff6600\"><strong>Africa-Press &#8211; Tchad. <\/strong><\/span>Dans la nuit du 3 janvier 2024, a\u0300 tre\u0300s pre\u0301cise\u0301ment 0h 38 min 36s UTC (1h 38 min 36s en temps le\u0301gal franc\u0327ais), la Terre e\u0301tait a\u0300 son pe\u0301rihe\u0301lie, sa distance la plus proche du Soleil. Plus exactement, la distance du centre de la Terre au centre du Soleil e\u0301tait alors de 147.100.632,463 km.<\/p>\n<p><b>Entre l&rsquo;aphe\u0301lie et le pe\u0301rihe\u0301lie, une diffe\u0301rence de 5 millions de km<\/b><\/p>\n<p>Si la Terre tourne autour du Soleil, elle n&rsquo;accomplit pas au cours de son pe\u0301riple un cercle parfait. L&rsquo;orbite de la Terre est en fait le\u0301ge\u0300rement elliptique avec une tre\u0300s faible excentricite\u0301. De ce fait, la distance entre les deux astres varie entre un plus proche, le \u00ab\u00a0pe\u0301rihe\u0301lie\u00a0\u00bb, et une valeur maximale appele\u0301e \u00ab\u00a0aphe\u0301lie\u00a0\u00bb.<\/p>\n<p>Ainsi, le 5 juillet 2024, la Terre sera a\u0300 environ 152 millions de kilome\u0300tres du Soleil. Une diffe\u0301rence d&rsquo;environ 5 millions de kilome\u0300tres existe donc entre les deux points remarquables de l&rsquo;orbite terrestre. Pourtant, cette variation n&rsquo;a que tre\u0300s peu d&rsquo;influence sur les saisons: c&rsquo;est l&rsquo;inclinaison de l&rsquo;axe de rotation de la Terre par rapport au plan de l&rsquo;orbite et la position de notre plane\u0300te par rapport au Soleil qui de\u0301terminent la saison. Quand l&rsquo;he\u0301misphe\u0300re nord est oriente\u0301 vers l&rsquo;astre de feu, l&rsquo;ensoleillement est plus important: c&rsquo;est l&rsquo;e\u0301te\u0301.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"480\" height=\"359\" class=\"alignnone wp-image-57025 size-full\" src=\"https:\/\/static.africa-press.net\/tchad\/sites\/41\/2024\/01\/sm_1704449281.817949.jpg\" srcset=\"https:\/\/static.africa-press.net\/tchad\/sites\/41\/2024\/01\/sm_1704449281.817949.jpg 480w, https:\/\/static.africa-press.net\/tchad\/sites\/41\/2024\/01\/sm_1704449281.817949-300x224.jpg 300w, https:\/\/static.africa-press.net\/tchad\/sites\/41\/2024\/01\/sm_1704449281.817949-80x60.jpg 80w\" sizes=\"auto, (max-width: 480px) 100vw, 480px\" \/><br \/>\n<b>Les dates de passage de la Terre au pe\u0301rihe\u0301lie et a\u0300 l&rsquo;aphe\u0301lie avancent dans le calendrier<\/b><\/p>\n<p>Les dates de passage de la Terre au pe\u0301rihe\u0301lie et a\u0300 l&rsquo;aphe\u0301lie avancent dans le calendrier sous l&rsquo;effet des perturbations gravitationnelles engendre\u0301es par les autres plane\u0300tes du syste\u0300me solaire. Un de\u0301calage qui atteint une vingtaine de minutes par an. Ainsi, en l&rsquo;an 6430, le pe\u0301rihe\u0301lie aura lieu au moment de l&rsquo;e\u0301quinoxe de printemps. Et dans un peu moins de 10.000 ans, au moment du solstice d&rsquo;e\u0301te\u0301.<\/p>\n<p><strong>Pour plus d&rsquo;informations et d&rsquo;analyses sur la <a href=\"https:\/\/www.africa-press.net\/tchad\">Tchad<\/a>, suivez <a href=\"https:\/\/www.africa-press.net\/\">Africa-Press<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Africa-Press &#8211; Tchad. Dans la nuit du 3 janvier 2024, a\u0300 tre\u0300s pre\u0301cise\u0301ment 0h 38 min 36s UTC (1h 38 min 36s en temps le\u0301gal franc\u0327ais), la Terre e\u0301tait a\u0300 son pe\u0301rihe\u0301lie, sa distance la plus proche du Soleil. Plus exactement, la distance du centre de la Terre au centre du Soleil e\u0301tait alors de [&hellip;]<\/p>\n","protected":false},"author":82,"featured_media":57026,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22,10],"tags":[37,292,29],"class_list":["post-57027","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-divers","category-toutes-les-actualites","tag-africa-press","tag-africa-press-tchad","tag-tchad"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.1 (Yoast SEO v27.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>La Terre au p\u00e9rih\u00e9lie : qu&#039;est-ce que cela veut dire ? - tchad<\/title>\n<meta name=\"description\" content=\"Dans la nuit du 3 janvier 2024, a\u0300 tre\u0300s pre\u0301cise\u0301ment 0h 38 min 36s UTC (1h 38 min 36s en temps le\u0301gal franc\u0327ais), la T ...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.africa-press.net\/tchad\/toutes-les-actualites\/la-terre-au-perihelie-quest-ce-que-cela-veut-dire\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"La Terre au p\u00e9rih\u00e9lie : qu&#039;est-ce que cela veut dire ?\" \/>\n<meta property=\"og:description\" content=\"Dans la nuit du 3 janvier 2024, a\u0300 tre\u0300s pre\u0301cise\u0301ment 0h 38 min 36s UTC (1h 38 min 36s en temps le\u0301gal franc\u0327ais), la T ...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.africa-press.net\/tchad\/toutes-les-actualites\/la-terre-au-perihelie-quest-ce-que-cela-veut-dire\" \/>\n<meta property=\"og:site_name\" content=\"tchad\" \/>\n<meta property=\"article:published_time\" content=\"2024-01-05T12:29:21+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-01-05T13:39:28+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/static.africa-press.net\/tchad\/sites\/41\/2024\/01\/sm_1704449293.53247.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"900\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"cfeditorfr\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"cfeditorfr\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.africa-press.net\/tchad\/toutes-les-actualites\/la-terre-au-perihelie-quest-ce-que-cela-veut-dire#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.africa-press.net\/tchad\/toutes-les-actualites\/la-terre-au-perihelie-quest-ce-que-cela-veut-dire\"},\"author\":{\"name\":\"cfeditorfr\",\"@id\":\"https:\/\/www.africa-press.net\/tchad\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1\"},\"headline\":\"La Terre au p\u00e9rih\u00e9lie : qu&rsquo;est-ce que cela veut dire ?\",\"datePublished\":\"2024-01-05T12:29:21+00:00\",\"dateModified\":\"2024-01-05T13:39:28+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.africa-press.net\/tchad\/toutes-les-actualites\/la-terre-au-perihelie-quest-ce-que-cela-veut-dire\"},\"wordCount\":371,\"commentCount\":0,\"image\":{\"@id\":\"https:\/\/www.africa-press.net\/tchad\/toutes-les-actualites\/la-terre-au-perihelie-quest-ce-que-cela-veut-dire#primaryimage\"},\"thumbnailUrl\":\"https:\/\/static.africa-press.net\/tchad\/sites\/41\/2024\/01\/sm_1704449293.53247.jpg\",\"keywords\":[\"Africa Press\",\"Africa Press-Tchad\",\"Tchad\"],\"articleSection\":[\"Divers\",\"Toutes les actualit\u00e9s\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.africa-press.net\/tchad\/toutes-les-actualites\/la-terre-au-perihelie-quest-ce-que-cela-veut-dire#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.africa-press.net\/tchad\/toutes-les-actualites\/la-terre-au-perihelie-quest-ce-que-cela-veut-dire\",\"url\":\"https:\/\/www.africa-press.net\/tchad\/toutes-les-actualites\/la-terre-au-perihelie-quest-ce-que-cela-veut-dire\",\"name\":\"La Terre au p\u00e9rih\u00e9lie : qu'est-ce que cela veut dire ? 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