{"id":99277,"date":"2026-10-29T02:59:18","date_gmt":"2026-10-29T01:59:18","guid":{"rendered":"https:\/\/kart.no\/produkt\/compass-observation-book-no-30-compass-log\/"},"modified":"2026-10-29T05:23:51","modified_gmt":"2026-10-29T04:23:51","slug":"compass-observation-book-no-30","status":"publish","type":"product","link":"https:\/\/kart.no\/en\/produkt\/compass-observation-book-no-30\/","title":{"rendered":"Compass Observation Book No. 30 \u2013 Compass Log"},"content":{"rendered":"<p><strong>Compass Observation Book No. 30<\/strong> is designed for the navigator&#8217;s recording of compass observations. By collecting the observations, one can track the magnetic compass&#8217;s error and assess whether changes in deviation should be investigated further.<\/p>\n<p>The book provides a fixed format for recordings and can form part of the vessel&#8217;s routines for checking navigation equipment. It is relevant both for daily bridge work and for training in compass checks.<\/p>\n<p>The frequency and method of observations must follow the vessel&#8217;s applicable requirements and procedures. The log is a documentation aid and does not replace assessment or adjustment carried out by competent personnel.<\/p>\n<p>Logbooks and journals from <strong>Brown, Son &#038; Ferguson Ltd<\/strong> are English-language publications for recording navigation, machinery operation and work on board. The range includes books for professional shipping, training and supplementary records. Choose the format that suits the vessel&#8217;s procedures and record-keeping needs.<\/p>\n<p>The publication is in <strong>English<\/strong> and is published by Brown, Son &#038; Ferguson Ltd. ISBN: 9780851745985.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><strong>Compass Observation Book No. 30 \u2013 Compass Log<\/strong> provides structured recording of observations and compass errors.<\/p>\n<p>For monitoring deviations and changes in the magnetic compass over time.<\/p>\n","protected":false},"featured_media":99279,"comment_status":"open","ping_status":"closed","template":"","meta":{"_uag_custom_page_level_css":""},"product_brand":[1957],"product_cat":[1071],"product_tag":[],"class_list":["post-99277","product","type-product","status-publish","has-post-thumbnail","product_brand-brown-son-ferguson-ltd-en","product_cat-logbooks","first","instock","taxable","shipping-taxable","purchasable","product-type-simple"],"composite_virtual":false,"composite_layout":"","composite_add_to_cart_form_location":"","composite_editable_in_cart":false,"composite_sold_individually_context":"","composite_shop_price_calc":"","composite_components":[],"composite_scenarios":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.7 (Yoast SEO v28.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Compass Observation Book No. 30 \u2013 Compass Log | Kart.no<\/title>\n<meta name=\"description\" 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