{"id":8017,"date":"2024-05-05T23:54:15","date_gmt":"2024-05-05T15:54:15","guid":{"rendered":"https:\/\/tommykwan.com\/blog\/?p=8017"},"modified":"2024-05-06T00:41:47","modified_gmt":"2024-05-05T16:41:47","slug":"%e4%b8%80%e6%ac%a1%e6%90%9e%e6%b8%85%e5%b9%be%e6%99%82true-heading-%e5%b9%be%e6%99%82magnetic-heading","status":"publish","type":"post","link":"https:\/\/tommykwan.com\/blog\/aviation\/%e4%b8%80%e6%ac%a1%e6%90%9e%e6%b8%85%e5%b9%be%e6%99%82true-heading-%e5%b9%be%e6%99%82magnetic-heading\/","title":{"rendered":"\u4e00\u6b21\u641e\u6e05\u5e7e\u6642True heading \u5e7e\u6642Magnetic heading"},"content":{"rendered":"<p>Ref <a href=\"https:\/\/www.casa.gov.au\/resources-and-education\/publications\/industry-guides\/pilot-guides\/visual-flight-rules-guide\">https:\/\/www.casa.gov.au\/resources-and-education\/publications\/industry-guides\/pilot-guides\/visual-flight-rules-guide<\/a><\/p>\n<p>With reference to AIP HKG GEN 2.1<\/p>\n<p><a href=\"https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/05\/AIP-GEN-2-HKG.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-8046 size-full\" src=\"https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/05\/AIP-GEN-2-HKG.png\" alt=\"\" width=\"1652\" height=\"676\" srcset=\"https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/05\/AIP-GEN-2-HKG.png 1652w, https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/05\/AIP-GEN-2-HKG-300x123.png 300w, https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/05\/AIP-GEN-2-HKG-1024x419.png 1024w, https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/05\/AIP-GEN-2-HKG-768x314.png 768w, https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/05\/AIP-GEN-2-HKG-1536x629.png 1536w\" sizes=\"auto, (max-width: 1652px) 100vw, 1652px\" \/><\/a><\/p>\n<p>With reference to AIP Australia GEN 2.1:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-8038 size-full\" src=\"https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/05\/AIP-Australia-GEN-2.1-1.png\" alt=\"\" width=\"595\" height=\"641\" srcset=\"https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/05\/AIP-Australia-GEN-2.1-1.png 595w, https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/05\/AIP-Australia-GEN-2.1-1-278x300.png 278w\" sizes=\"auto, (max-width: 595px) 100vw, 595px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>With reference to CASA Visual Flight Rules Guide (VFRG):<\/p>\n<p><strong>Wind &#8211;<\/strong> ref to<strong> True:<\/strong><\/p>\n<ol>\n<li>Aerodrome weather and <strong>forecast<\/strong><\/li>\n<li>Grid point wind and temperature (GPWT) <strong>forecast<\/strong><\/li>\n<\/ol>\n<p>Notes: also ref AIP GEN 3.50<\/p>\n<div class='gallery'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/tommykwan.com\/blog\/aviation\/%e4%b8%80%e6%ac%a1%e6%90%9e%e6%b8%85%e5%b9%be%e6%99%82true-heading-%e5%b9%be%e6%99%82magnetic-heading\/attachment\/gpwt-forecasts-true\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/05\/GPWT-forecasts-true-150x150.png\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-1-8025\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-8025'>\n\t\t\t\tP.132\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/tommykwan.com\/blog\/aviation\/%e4%b8%80%e6%ac%a1%e6%90%9e%e6%b8%85%e5%b9%be%e6%99%82true-heading-%e5%b9%be%e6%99%82magnetic-heading\/attachment\/casa-vfrg-ad-wx-forecast-wind-true-2\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/05\/CASA-VFRG-AD-WX-Forecast-Wind-true-1-150x150.png\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-1-8031\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-8031'>\n\t\t\t\tP.136\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/tommykwan.com\/blog\/aviation\/%e4%b8%80%e6%ac%a1%e6%90%9e%e6%b8%85%e5%b9%be%e6%99%82true-heading-%e5%b9%be%e6%99%82magnetic-heading\/attachment\/casa-vfrg-wind-true\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/05\/CASA-VFRG-Wind-true-150x150.png\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-1-8022\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-8022'>\n\t\t\t\tP.137\n\t\t\t\t<\/dd><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n\n<p><strong>Wind &#8211;<\/strong> ref to<strong> Magnetic:<\/strong><\/p>\n<ol>\n<li><a href=\"https:\/\/skybrary.aero\/articles\/aerodrome-weather-information-service-awis\">Aerodrome weather information service (AWIS)<\/a><\/li>\n<li>Terminal information reciter (WATIR)<\/li>\n<li><strong>ATIS<\/strong> &#8211; Automatic Terminal Information Service<\/li>\n<\/ol>\n<div class='gallery'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/tommykwan.com\/blog\/aviation\/%e4%b8%80%e6%ac%a1%e6%90%9e%e6%b8%85%e5%b9%be%e6%99%82true-heading-%e5%b9%be%e6%99%82magnetic-heading\/attachment\/awis-and-watir-wind-in-magnetic\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/05\/AWIS-and-WATIR-wind-in-magnetic-150x150.png\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-2-8028\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-2-8028'>\n\t\t\t\tP.150\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/tommykwan.com\/blog\/aviation\/%e4%b8%80%e6%ac%a1%e6%90%9e%e6%b8%85%e5%b9%be%e6%99%82true-heading-%e5%b9%be%e6%99%82magnetic-heading\/attachment\/casa-vfrg-atis\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/05\/CASA-VFRG-ATIS-150x150.png\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-2-8026\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-2-8026'>\n\t\t\t\tP.194\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/tommykwan.com\/blog\/aviation\/%e4%b8%80%e6%ac%a1%e6%90%9e%e6%b8%85%e5%b9%be%e6%99%82true-heading-%e5%b9%be%e6%99%82magnetic-heading\/attachment\/casa-vfrg-atis-2\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/05\/CASA-VFRG-ATIS-2-150x150.png\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-2-8027\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-2-8027'>\n\t\t\t\tP.195\n\t\t\t\t<\/dd><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n\n<p><strong>Runway heading &#8211; <\/strong>ref to<strong> Magnetic:\u00a0<\/strong><\/p>\n<p><a href=\"https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/05\/CASA-VFRG-RWY-HDG.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-8029 size-thumbnail\" src=\"https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/05\/CASA-VFRG-RWY-HDG-150x150.png\" alt=\"\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>Read More &#8211;<\/p>\n<p>With reference to AIP Australia GEN 3.5<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-8042 size-full\" src=\"https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/05\/AIP-Australia-GEN-3.5-AWIS-WATIR.png\" alt=\"\" width=\"538\" height=\"198\" srcset=\"https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/05\/AIP-Australia-GEN-3.5-AWIS-WATIR.png 538w, https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/05\/AIP-Australia-GEN-3.5-AWIS-WATIR-300x110.png 300w\" sizes=\"auto, (max-width: 538px) 100vw, 538px\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ref https:\/\/www.casa.gov.au\/resources-and-education\/publications\/industry-guides\/pilot-guides\/visual-flight-rules-guide With reference to AIP HKG GEN 2.1 With reference to AIP Australia GEN 2.1: &nbsp; With reference to CASA Visual Flight Rules Guide (VFRG): Wind &#8211; ref to True: Aerodrome weather and forecast Grid point wind and temperature (GPWT) forecast Notes: also ref AIP GEN 3.50 Wind &#8211; ref to Magnetic: Aerodrome weather<a class=\"read-more \" href=\"https:\/\/tommykwan.com\/blog\/aviation\/%e4%b8%80%e6%ac%a1%e6%90%9e%e6%b8%85%e5%b9%be%e6%99%82true-heading-%e5%b9%be%e6%99%82magnetic-heading\/\" title=\"Read More\"> <span class=\"button default\">Read More<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[68,64],"tags":[],"class_list":["post-8017","post","type-post","status-publish","format-standard","hentry","category-atpl-knowledge","category-aviation"],"_links":{"self":[{"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/posts\/8017","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/comments?post=8017"}],"version-history":[{"count":16,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/posts\/8017\/revisions"}],"predecessor-version":[{"id":8048,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/posts\/8017\/revisions\/8048"}],"wp:attachment":[{"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/media?parent=8017"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/categories?post=8017"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/tags?post=8017"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}