{"id":132,"date":"2026-02-07T13:48:12","date_gmt":"2026-02-07T13:48:12","guid":{"rendered":"https:\/\/hns.fi\/?page_id=132"},"modified":"2026-02-09T18:09:46","modified_gmt":"2026-02-09T18:09:46","slug":"avomerilaivuri","status":"publish","type":"page","link":"https:\/\/hns.fi\/?page_id=132","title":{"rendered":"Avomerilaivuri"},"content":{"rendered":"\n<p>T\u00e4htitieteellinen merenkulkuoppi (avomerikurssi) on merenkulkuopin koulutusten viimeinen koulutus. Kurssi antaa valmiudet taivaankappaleiden tunnistamiseen ja paikanm\u00e4\u00e4ritykseen niiden perusteella.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-f0342b05 wp-block-columns-is-layout-flex\" style=\"margin-top:0;margin-bottom:0\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-image size-large\" style=\"margin-top:0;margin-right:0;margin-bottom:0;margin-left:0\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/hns.fi\/wp-content\/uploads\/2026\/02\/avomeri-1024x683.jpg\" alt=\"\" class=\"wp-image-189\" srcset=\"https:\/\/hns.fi\/wp-content\/uploads\/2026\/02\/avomeri-1024x683.jpg 1024w, https:\/\/hns.fi\/wp-content\/uploads\/2026\/02\/avomeri-300x200.jpg 300w, https:\/\/hns.fi\/wp-content\/uploads\/2026\/02\/avomeri-768x512.jpg 768w, https:\/\/hns.fi\/wp-content\/uploads\/2026\/02\/avomeri-1536x1024.jpg 1536w, https:\/\/hns.fi\/wp-content\/uploads\/2026\/02\/avomeri-2048x1365.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-container-core-column-is-layout-f016c79b wp-block-column-is-layout-flow\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0;flex-basis:50%\">\n<p><strong>Sis\u00e4lt\u00f6<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Taivaanpallo ja sen k\u00e4sitteet<\/li>\n\n\n\n<li>Aika ja ajan mittaaminen<\/li>\n\n\n\n<li>Taivaankappaleiden tunnistus ja liikkeet<\/li>\n\n\n\n<li>Paikanm\u00e4\u00e4ritys taivaankappaleisen avulla<\/li>\n\n\n\n<li>Sekstantin k\u00e4ytt\u00f6 ja korkeuslaskut<\/li>\n\n\n\n<li>Auringon ja kuun nousu ja lasku<\/li>\n\n\n\n<li>H\u00e4m\u00e4r\u00e4<\/li>\n\n\n\n<li>Isoympyr\u00e4purjehdus<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u00e4htitieteellinen merenkulkuoppi (avomerikurssi) on merenkulkuopin koulutusten viimeinen koulutus. Kurssi antaa valmiudet taivaankappaleiden tunnistamiseen ja paikanm\u00e4\u00e4ritykseen niiden perusteella. Sis\u00e4lt\u00f6<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-132","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/hns.fi\/index.php?rest_route=\/wp\/v2\/pages\/132","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hns.fi\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/hns.fi\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/hns.fi\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hns.fi\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=132"}],"version-history":[{"count":0,"href":"https:\/\/hns.fi\/index.php?rest_route=\/wp\/v2\/pages\/132\/revisions"}],"wp:attachment":[{"href":"https:\/\/hns.fi\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=132"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}