{"id":253,"date":"2024-01-16T21:57:42","date_gmt":"2024-01-16T20:57:42","guid":{"rendered":"https:\/\/minotaura.be\/?p=253"},"modified":"2024-01-16T21:57:42","modified_gmt":"2024-01-16T20:57:42","slug":"armillary-sundial","status":"publish","type":"post","link":"https:\/\/minotaura.be\/?p=253","title":{"rendered":"Armillary Sundial"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Equatorial sundial with gnomon (the arrow) pointing to the true North, so parallel with the Earth&#8217;s rotating axis. Exactly perpendicular to the gnomon&#8217;s style is the ring with the hour scale, which is parallel to the equator of the Earth. The inclination of the ring with the hour scale is 51 degrees, as this is my latitude in Ostend (Belgium). The shadow of the gnomon on the hour scale shows the local solar time.<\/p>\n\n\n<figure class=\"wp-block-post-featured-image wp-duotone-unset-1\"><img loading=\"lazy\" decoding=\"async\" width=\"1440\" height=\"1440\" src=\"https:\/\/minotaura.be\/wp-content\/uploads\/2024\/01\/A481D182-C9FC-44DB-8460-16FB2DC2CF11-1.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"\" style=\"object-fit:cover;\" srcset=\"https:\/\/minotaura.be\/wp-content\/uploads\/2024\/01\/A481D182-C9FC-44DB-8460-16FB2DC2CF11-1.jpg 1440w, https:\/\/minotaura.be\/wp-content\/uploads\/2024\/01\/A481D182-C9FC-44DB-8460-16FB2DC2CF11-1-300x300.jpg 300w, https:\/\/minotaura.be\/wp-content\/uploads\/2024\/01\/A481D182-C9FC-44DB-8460-16FB2DC2CF11-1-1024x1024.jpg 1024w, https:\/\/minotaura.be\/wp-content\/uploads\/2024\/01\/A481D182-C9FC-44DB-8460-16FB2DC2CF11-1-150x150.jpg 150w, https:\/\/minotaura.be\/wp-content\/uploads\/2024\/01\/A481D182-C9FC-44DB-8460-16FB2DC2CF11-1-768x768.jpg 768w\" sizes=\"auto, (max-width: 1440px) 100vw, 1440px\" \/><\/figure>\n\n\n<p class=\"wp-block-paragraph\">&lt; 2020 \/ brass \/ 8.5 cm x 6.2 cm x 7.5 cm ><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Equatorial sundial with gnomon (the arrow) pointing to the true North, so parallel with the Earth&#8217;s rotating axis. Exactly perpendicular to the gnomon&#8217;s style is the ring with the hour scale, which is parallel to the equator of the Earth. The inclination of the ring with the hour scale is 51 degrees, as this is [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":254,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[38],"tags":[40,42,24,39,10,43],"class_list":["post-253","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-scientific-instruments","tag-armillary","tag-astronomy","tag-sun","tag-sundial","tag-time","tag-timepiece"],"_links":{"self":[{"href":"https:\/\/minotaura.be\/index.php?rest_route=\/wp\/v2\/posts\/253","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/minotaura.be\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/minotaura.be\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/minotaura.be\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/minotaura.be\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=253"}],"version-history":[{"count":1,"href":"https:\/\/minotaura.be\/index.php?rest_route=\/wp\/v2\/posts\/253\/revisions"}],"predecessor-version":[{"id":255,"href":"https:\/\/minotaura.be\/index.php?rest_route=\/wp\/v2\/posts\/253\/revisions\/255"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/minotaura.be\/index.php?rest_route=\/wp\/v2\/media\/254"}],"wp:attachment":[{"href":"https:\/\/minotaura.be\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=253"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/minotaura.be\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=253"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/minotaura.be\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=253"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}