{"id":345,"date":"2020-12-09T13:08:59","date_gmt":"2020-12-09T13:08:59","guid":{"rendered":"https:\/\/maritimesa.org\/nautical-science-grade-10\/?p=345"},"modified":"2020-12-09T13:08:59","modified_gmt":"2020-12-09T13:08:59","slug":"fixing-by-position-circles","status":"publish","type":"post","link":"https:\/\/maritimesa.org\/nautical-science-grade-10\/2020\/12\/09\/fixing-by-position-circles\/","title":{"rendered":"Fixing by position circles"},"content":{"rendered":"<p>A fix may be obtained by using the range of objects ashore, the position of which is known from the ship. The range may be obtained from various sources, ie vertical sextant angle of an object, the height of which is known, range-finder or distance meter, a horizontal sextant angle range or most commonly a radar range. The ranges are plotted from the fixed object or position ashore and where the position circles intersect is your position.<\/p>\n<div id=\"attachment_149\" style=\"width: 1034px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-149\" class=\"size-large wp-image-149\" src=\"https:\/\/maritimesa.org\/nautical-science-grade-10\/wp-content\/uploads\/sites\/5\/2020\/11\/10.1.5.8_fig_1-1024x928.jpg\" alt=\"\" width=\"1024\" height=\"928\" srcset=\"https:\/\/maritimesa.org\/nautical-science-grade-10\/wp-content\/uploads\/sites\/5\/2020\/11\/10.1.5.8_fig_1-1024x928.jpg 1024w, https:\/\/maritimesa.org\/nautical-science-grade-10\/wp-content\/uploads\/sites\/5\/2020\/11\/10.1.5.8_fig_1-300x272.jpg 300w, https:\/\/maritimesa.org\/nautical-science-grade-10\/wp-content\/uploads\/sites\/5\/2020\/11\/10.1.5.8_fig_1-768x696.jpg 768w, https:\/\/maritimesa.org\/nautical-science-grade-10\/wp-content\/uploads\/sites\/5\/2020\/11\/10.1.5.8_fig_1-161x146.jpg 161w, https:\/\/maritimesa.org\/nautical-science-grade-10\/wp-content\/uploads\/sites\/5\/2020\/11\/10.1.5.8_fig_1-50x45.jpg 50w, https:\/\/maritimesa.org\/nautical-science-grade-10\/wp-content\/uploads\/sites\/5\/2020\/11\/10.1.5.8_fig_1-83x75.jpg 83w, https:\/\/maritimesa.org\/nautical-science-grade-10\/wp-content\/uploads\/sites\/5\/2020\/11\/10.1.5.8_fig_1.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><p id=\"caption-attachment-149\" class=\"wp-caption-text\">Fix obtained by the intersection of two radar ranges.<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>A fix may be obtained by using the range of objects ashore, the position of which is known from the ship. The range may be obtained from various sources, ie vertical sextant angle of an object, the height of which is known, range-finder or distance meter, a horizontal sextant angle [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8,28,36],"tags":[],"class_list":["post-345","post","type-post","status-publish","format-standard","hentry","category-10-1-navigation","category-10-1-5-chartwork-plotting-and-chart-symbols","category-10-1-5-8-fixing-by-position-circles"],"_links":{"self":[{"href":"https:\/\/maritimesa.org\/nautical-science-grade-10\/wp-json\/wp\/v2\/posts\/345"}],"collection":[{"href":"https:\/\/maritimesa.org\/nautical-science-grade-10\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/maritimesa.org\/nautical-science-grade-10\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/maritimesa.org\/nautical-science-grade-10\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/maritimesa.org\/nautical-science-grade-10\/wp-json\/wp\/v2\/comments?post=345"}],"version-history":[{"count":1,"href":"https:\/\/maritimesa.org\/nautical-science-grade-10\/wp-json\/wp\/v2\/posts\/345\/revisions"}],"predecessor-version":[{"id":346,"href":"https:\/\/maritimesa.org\/nautical-science-grade-10\/wp-json\/wp\/v2\/posts\/345\/revisions\/346"}],"wp:attachment":[{"href":"https:\/\/maritimesa.org\/nautical-science-grade-10\/wp-json\/wp\/v2\/media?parent=345"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/maritimesa.org\/nautical-science-grade-10\/wp-json\/wp\/v2\/categories?post=345"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/maritimesa.org\/nautical-science-grade-10\/wp-json\/wp\/v2\/tags?post=345"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}