{"id":48024,"date":"2026-10-26T04:23:53","date_gmt":"2026-10-26T04:23:53","guid":{"rendered":"https:\/\/www.worldclock.com\/quy-doi-gio-quan-su\/"},"modified":"2026-10-26T04:23:53","modified_gmt":"2026-10-26T04:23:53","slug":"quy-doi-gio-quan-su","status":"publish","type":"page","link":"https:\/\/www.worldclock.com\/vi\/quy-doi-gio-quan-su\/","title":{"rendered":"Quy \u0111\u1ed5i gi\u1edd qu\u00e2n s\u1ef1"},"content":{"rendered":"<div class=\"wc wc-tool-page wc-tool-page--military\"><header class=\"wc-thero\"><div class=\"wc-thero__text\"><nav class=\"wc-crumbs\" aria-label=\"Breadcrumb\"><ol><li><a href=\"https:\/\/www.worldclock.com\/vi\/\">\u0110\u1ed3ng h\u1ed3 th\u1ebf gi\u1edbi<\/a><\/li><li><a href=\"https:\/\/www.worldclock.com\/vi\/cong-cu\/\">C\u00f4ng c\u1ee5 th\u1eddi gian<\/a><\/li><li><span aria-current=\"page\">Quy \u0111\u1ed5i gi\u1edd qu\u00e2n s\u1ef1<\/span><\/li><\/ol><\/nav><p class=\"wc-eyebrow\"><span aria-hidden=\"true\">\ud83c\udf96\ufe0f<\/span> C\u00f4ng c\u1ee5 mi\u1ec5n ph\u00ed<\/p><h1 class=\"wc-thero__title\">Quy \u0111\u1ed5i gi\u1edd qu\u00e2n s\u1ef1<\/h1><p class=\"wc-thero__lead\">Quy \u0111\u1ed5i gi\u1eefa gi\u1edd 12 ti\u1ebfng v\u00e0 gi\u1edd qu\u00e2n s\u1ef1 24 ti\u1ebfng, v\u00e0 tra c\u1ee9u c\u00e1c ch\u1eef c\u00e1i m\u00fai gi\u1edd qu\u00e2n s\u1ef1 t\u1eeb Alpha \u0111\u1ebfn Zulu.<\/p><\/div><\/header><div class=\"wc-tool\"><div class=\"wc-mil\" data-wc-tool=\"military\"><div class=\"wc-bigdisplay\"><p class=\"wc-eyebrow\">Gi\u1edd qu\u00e2n s\u1ef1 hi\u1ec7n t\u1ea1i<\/p><p class=\"wc-bigdisplay__v\" data-now>----<\/p><p class=\"wc-bigdisplay__s\" data-zulu><\/p><\/div><div class=\"wc-grid2\"><div class=\"wc-panel\"><h2>Gi\u1edd th\u01b0\u1eddng \u2192 gi\u1edd qu\u00e2n s\u1ef1<\/h2><label class=\"wc-field\"><span>Gi\u1edd (v\u00ed d\u1ee5 3:45 pm)<\/span><input type=\"text\" data-in1 value=\"3:45 PM\"><\/label><p class=\"wc-mil__out\" data-out1><\/p><\/div><div class=\"wc-panel\"><h2>Gi\u1edd qu\u00e2n s\u1ef1 \u2192 gi\u1edd th\u01b0\u1eddng<\/h2><label class=\"wc-field\"><span>Gi\u1edd qu\u00e2n s\u1ef1 (v\u00ed d\u1ee5 1945)<\/span><input type=\"text\" inputmode=\"numeric\" data-in2 value=\"1945\"><\/label><p class=\"wc-mil__out\" data-out2><\/p><\/div><\/div><div class=\"wc-grid2 wc-mil__tables\"><div><h2>B\u1ea3ng gi\u1edd qu\u00e2n s\u1ef1 24 gi\u1edd<\/h2><div class=\"wc-table-wrap\"><table class=\"wc-hourtable\"><thead><tr><th>Gi\u1edd th\u01b0\u1eddng<\/th><th>Gi\u1edd qu\u00e2n s\u1ef1<\/th><th>C\u00e1ch \u0111\u1ecdc<\/th><\/tr><\/thead><tbody><tr><td>12:00 AM<\/td><td><strong>0000<\/strong><\/td><td>kh\u00f4ng gi\u1edd hours<\/td><\/tr><tr><td>1:00 AM<\/td><td><strong>0100<\/strong><\/td><td>zero one hundred hours<\/td><\/tr><tr><td>2:00 AM<\/td><td><strong>0200<\/strong><\/td><td>zero two hundred hours<\/td><\/tr><tr><td>3:00 AM<\/td><td><strong>0300<\/strong><\/td><td>zero three hundred hours<\/td><\/tr><tr><td>4:00 AM<\/td><td><strong>0400<\/strong><\/td><td>zero four hundred hours<\/td><\/tr><tr><td>5:00 AM<\/td><td><strong>0500<\/strong><\/td><td>zero five hundred hours<\/td><\/tr><tr><td>6:00 AM<\/td><td><strong>0600<\/strong><\/td><td>zero six hundred hours<\/td><\/tr><tr><td>7:00 AM<\/td><td><strong>0700<\/strong><\/td><td>zero seven hundred hours<\/td><\/tr><tr><td>8:00 AM<\/td><td><strong>0800<\/strong><\/td><td>zero eight hundred hours<\/td><\/tr><tr><td>9:00 AM<\/td><td><strong>0900<\/strong><\/td><td>zero nine hundred hours<\/td><\/tr><tr><td>10:00 AM<\/td><td><strong>1000<\/strong><\/td><td>ten hundred hours<\/td><\/tr><tr><td>11:00 AM<\/td><td><strong>1100<\/strong><\/td><td>eleven hundred hours<\/td><\/tr><tr><td>12:00 PM<\/td><td><strong>1200<\/strong><\/td><td>twelve hundred hours<\/td><\/tr><tr><td>1:00 PM<\/td><td><strong>1300<\/strong><\/td><td>thirteen hundred hours<\/td><\/tr><tr><td>2:00 PM<\/td><td><strong>1400<\/strong><\/td><td>fourteen hundred hours<\/td><\/tr><tr><td>3:00 PM<\/td><td><strong>1500<\/strong><\/td><td>fifteen hundred hours<\/td><\/tr><tr><td>4:00 PM<\/td><td><strong>1600<\/strong><\/td><td>sixteen hundred hours<\/td><\/tr><tr><td>5:00 PM<\/td><td><strong>1700<\/strong><\/td><td>seventeen hundred hours<\/td><\/tr><tr><td>6:00 PM<\/td><td><strong>1800<\/strong><\/td><td>eighteen hundred hours<\/td><\/tr><tr><td>7:00 PM<\/td><td><strong>1900<\/strong><\/td><td>nineteen hundred hours<\/td><\/tr><tr><td>8:00 PM<\/td><td><strong>2000<\/strong><\/td><td>twenty hundred hours<\/td><\/tr><tr><td>9:00 PM<\/td><td><strong>2100<\/strong><\/td><td>twenty-one hundred hours<\/td><\/tr><tr><td>10:00 PM<\/td><td><strong>2200<\/strong><\/td><td>twenty-two hundred hours<\/td><\/tr><tr><td>11:00 PM<\/td><td><strong>2300<\/strong><\/td><td>twenty-three hundred hours<\/td><\/tr><\/tbody><\/table><\/div><\/div><div><h2>M\u00fai gi\u1edd qu\u00e2n s\u1ef1<\/h2><div class=\"wc-table-wrap\"><table class=\"wc-hourtable\"><thead><tr><th>Ch\u1eef c\u00e1i<\/th><th>T\u00ean<\/th><th>\u0110\u1ed9 l\u1ec7ch<\/th><th>Hi\u1ec7n t\u1ea1i<\/th><\/tr><\/thead><tbody><tr><td><strong>Z<\/strong><\/td><td>Zulu<\/td><td>UTC<\/td><td><span data-wc-mini data-tz=\"UTC\">0934<\/span><\/td><\/tr><tr><td><strong>A<\/strong><\/td><td>Alpha<\/td><td>UTC+1<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT-1\">1034<\/span><\/td><\/tr><tr><td><strong>B<\/strong><\/td><td>Bravo<\/td><td>UTC+2<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT-2\">1134<\/span><\/td><\/tr><tr><td><strong>C<\/strong><\/td><td>Charlie<\/td><td>UTC+3<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT-3\">1234<\/span><\/td><\/tr><tr><td><strong>D<\/strong><\/td><td>Delta<\/td><td>UTC+4<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT-4\">1334<\/span><\/td><\/tr><tr><td><strong>E<\/strong><\/td><td>Echo<\/td><td>UTC+5<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT-5\">1434<\/span><\/td><\/tr><tr><td><strong>F<\/strong><\/td><td>Foxtrot<\/td><td>UTC+6<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT-6\">1534<\/span><\/td><\/tr><tr><td><strong>G<\/strong><\/td><td>Golf<\/td><td>UTC+7<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT-7\">1634<\/span><\/td><\/tr><tr><td><strong>H<\/strong><\/td><td>Hotel<\/td><td>UTC+8<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT-8\">1734<\/span><\/td><\/tr><tr><td><strong>I<\/strong><\/td><td>India<\/td><td>UTC+9<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT-9\">1834<\/span><\/td><\/tr><tr><td><strong>K<\/strong><\/td><td>Kilo<\/td><td>UTC+10<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT-10\">1934<\/span><\/td><\/tr><tr><td><strong>L<\/strong><\/td><td>Lima<\/td><td>UTC+11<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT-11\">2034<\/span><\/td><\/tr><tr><td><strong>M<\/strong><\/td><td>Mike<\/td><td>UTC+12<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT-12\">2134<\/span><\/td><\/tr><tr><td><strong>N<\/strong><\/td><td>November<\/td><td>UTC\u22121<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT+1\">0834<\/span><\/td><\/tr><tr><td><strong>O<\/strong><\/td><td>Oscar<\/td><td>UTC\u22122<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT+2\">0734<\/span><\/td><\/tr><tr><td><strong>P<\/strong><\/td><td>Papa<\/td><td>UTC\u22123<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT+3\">0634<\/span><\/td><\/tr><tr><td><strong>Q<\/strong><\/td><td>Quebec<\/td><td>UTC\u22124<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT+4\">0534<\/span><\/td><\/tr><tr><td><strong>R<\/strong><\/td><td>Romeo<\/td><td>UTC\u22125<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT+5\">0434<\/span><\/td><\/tr><tr><td><strong>S<\/strong><\/td><td>Sierra<\/td><td>UTC\u22126<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT+6\">0334<\/span><\/td><\/tr><tr><td><strong>T<\/strong><\/td><td>Tango<\/td><td>UTC\u22127<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT+7\">0234<\/span><\/td><\/tr><tr><td><strong>U<\/strong><\/td><td>Uniform<\/td><td>UTC\u22128<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT+8\">0134<\/span><\/td><\/tr><tr><td><strong>V<\/strong><\/td><td>Victor<\/td><td>UTC\u22129<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT+9\">0034<\/span><\/td><\/tr><tr><td><strong>W<\/strong><\/td><td>Whiskey<\/td><td>UTC\u221210<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT+10\">2334<\/span><\/td><\/tr><tr><td><strong>X<\/strong><\/td><td>X-ray<\/td><td>UTC\u221211<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT+11\">2234<\/span><\/td><\/tr><tr><td><strong>Y<\/strong><\/td><td>Yankee<\/td><td>UTC\u221212<\/td><td><span data-wc-mini data-tz=\"Etc\/GMT+12\">2134<\/span><\/td><\/tr><\/tbody><\/table><\/div><p class=\"wc-tnote\">\u201cJ\u201d (Juliet) ngh\u0129a l\u00e0 gi\u1edd \u0111\u1ecba ph\u01b0\u01a1ng c\u1ee7a ng\u01b0\u1eddi quan s\u00e1t.<\/p><\/div><\/div><\/div><\/div><section class=\"wc-section wc-tool-info\"><div class=\"wc-prose\"><h2>Gi\u1edd qu\u00e2n s\u1ef1 l\u00e0 g\u00ec?<\/h2><p>Gi\u1edd qu\u00e2n s\u1ef1 l\u00e0 \u0111\u1ed3ng h\u1ed3 24 gi\u1edd \u0111\u01b0\u1ee3c vi\u1ebft kh\u00f4ng c\u00f3 d\u1ea5u hai ch\u1ea5m: 0000 l\u00e0 n\u1eeda \u0111\u00eam, 1200 l\u00e0 gi\u1eefa tr\u01b0a v\u00e0 2359 l\u00e0 m\u1ed9t ph\u00fat tr\u01b0\u1edbc n\u1eeda \u0111\u00eam. \u0110\u1ec3 quy \u0111\u1ed5i gi\u1edd bu\u1ed5i chi\u1ec1u, c\u1ed9ng 12 v\u00e0o s\u1ed1 gi\u1edd (3:45 PM \u2192 1545); v\u1edbi c\u00e1c gi\u1edd t\u1eeb 1300 tr\u1edf \u0111i, tr\u1eeb 12 \u0111\u1ec3 ra gi\u1edd th\u01b0\u1eddng. \u201cGi\u1edd Zulu\u201d l\u00e0 UTC \u2013 chu\u1ea9n c\u1ee7a qu\u00e2n \u0111\u1ed9i v\u00e0 h\u00e0ng kh\u00f4ng \u2013 v\u00e0 m\u1ed7i ch\u1eef c\u00e1i trong b\u1ea3ng ch\u1eef c\u00e1i NATO \u0111\u1eb7t t\u00ean cho m\u1ed9t m\u00fai gi\u1edd.<\/p><\/div><\/section><section class=\"wc-section wc-faq\"><h2>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2><details><summary>1700 theo gi\u1edd qu\u00e2n s\u1ef1 l\u00e0 m\u1ea5y gi\u1edd?<\/summary><p>1700 l\u00e0 5:00 PM (5 gi\u1edd chi\u1ec1u).<\/p><\/details><details><summary>N\u1eeda \u0111\u00eam l\u00e0 0000 hay 2400?<\/summary><p>N\u1eeda \u0111\u00eam l\u00fac b\u1eaft \u0111\u1ea7u m\u1ed9t ng\u00e0y l\u00e0 0000. \u0110\u00f4i khi 2400 \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 ch\u1ec9 th\u1eddi \u0111i\u1ec3m k\u1ebft th\u00fac m\u1ed9t ng\u00e0y, nh\u01b0ng 0000 m\u1edbi l\u00e0 chu\u1ea9n.<\/p><\/details><details><summary>Gi\u1edd Zulu l\u00e0 g\u00ec?<\/summary><p>Gi\u1edd Zulu (Z) l\u00e0 Gi\u1edd Ph\u1ed1i h\u1ee3p Qu\u1ed1c t\u1ebf (UTC), \u0111\u01b0\u1ee3c qu\u00e2n \u0111\u1ed9i v\u00e0 ng\u00e0nh h\u00e0ng kh\u00f4ng s\u1eed d\u1ee5ng \u0111\u1ec3 m\u1ecdi ng\u01b0\u1eddi c\u00f9ng tham chi\u1ebfu m\u1ed9t \u0111\u1ed3ng h\u1ed3.<\/p><\/details><\/section><section class=\"wc-section wc-tools-grid\"><div class=\"wc-section__head\"><h2>Th\u00eam c\u00f4ng c\u1ee5 th\u1eddi gian mi\u1ec5n ph\u00ed<\/h2><a href=\"https:\/\/www.worldclock.com\/vi\/cong-cu\/\">T\u1ea5t c\u1ea3 c\u00f4ng c\u1ee5 \u2192<\/a><\/div><div class=\"wc-toolcards\"><a class=\"wc-toolcard wc-toolcard--converter\" href=\"https:\/\/www.worldclock.com\/vi\/doi-mui-gio-2\/\"><span class=\"wc-toolcard__icon\" aria-hidden=\"true\">\ud83d\udd01<\/span><span class=\"wc-toolcard__name\">\u0110\u1ed5i m\u00fai gi\u1edd<\/span><span class=\"wc-toolcard__desc\">Quy \u0111\u1ed5i gi\u1edd gi\u1eefa m\u1ecdi th\u00e0nh ph\u1ed1.<\/span><\/a><a class=\"wc-toolcard wc-toolcard--difference\" href=\"https:\/\/www.worldclock.com\/vi\/chenh-lech-mui-gio\/\"><span class=\"wc-toolcard__icon\" aria-hidden=\"true\">\u2194\ufe0f<\/span><span class=\"wc-toolcard__name\">T\u00ednh ch\u00eanh l\u1ec7ch m\u00fai gi\u1edd<\/span><span class=\"wc-toolcard__desc\">S\u1ed1 gi\u1edd ch\u00eanh gi\u1eefa hai th\u00e0nh ph\u1ed1.<\/span><\/a><a class=\"wc-toolcard wc-toolcard--meeting\" href=\"https:\/\/www.worldclock.com\/vi\/len-lich-hop-2\/\"><span class=\"wc-toolcard__icon\" aria-hidden=\"true\">\ud83d\udcc5<\/span><span class=\"wc-toolcard__name\">L\u00ean l\u1ecbch h\u1ecdp<\/span><span class=\"wc-toolcard__desc\">T\u00ecm gi\u1edd h\u1ecdp ph\u00f9 h\u1ee3p v\u1edbi m\u1ecdi th\u00e0nh ph\u1ed1.<\/span><\/a><a class=\"wc-toolcard wc-toolcard--whereami\" href=\"https:\/\/www.worldclock.com\/vi\/toi-dang-o-mui-gio-nao-2\/\"><span class=\"wc-toolcard__icon\" aria-hidden=\"true\">\ud83d\udccd<\/span><span class=\"wc-toolcard__name\">T\u00f4i \u0111ang \u1edf m\u00fai gi\u1edd n\u00e0o?<\/span><span class=\"wc-toolcard__desc\">Nh\u1eadn di\u1ec7n m\u00fai gi\u1edd c\u1ee7a b\u1ea1n.<\/span><\/a><a class=\"wc-toolcard wc-toolcard--unix\" href=\"https:\/\/www.worldclock.com\/vi\/chuyen-doi-unix-timestamp\/\"><span class=\"wc-toolcard__icon\" aria-hidden=\"true\">\ud83d\udcbb<\/span><span class=\"wc-toolcard__name\">Chuy\u1ec3n \u0111\u1ed5i Unix timestamp<\/span><span class=\"wc-toolcard__desc\">Epoch time sang ng\u00e0y v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.<\/span><\/a><a class=\"wc-toolcard wc-toolcard--flight\" href=\"https:\/\/www.worldclock.com\/vi\/tinh-thoi-gian-bay\/\"><span class=\"wc-toolcard__icon\" aria-hidden=\"true\">\ud83d\udeec<\/span><span class=\"wc-toolcard__name\">T\u00ednh gi\u1edd h\u1ea1 c\u00e1nh chuy\u1ebfn bay<\/span><span class=\"wc-toolcard__desc\">Gi\u1edd \u0111\u1ebfn \u0111\u1ecba ph\u01b0\u01a1ng c\u1ee7a m\u1ecdi chuy\u1ebfn bay.<\/span><\/a><a class=\"wc-toolcard wc-toolcard--moon\" href=\"https:\/\/www.worldclock.com\/vi\/pha-mat-trang\/\"><span class=\"wc-toolcard__icon\" aria-hidden=\"true\">\ud83c\udf15<\/span><span class=\"wc-toolcard__name\">Pha m\u1eb7t tr\u0103ng h\u00f4m nay<\/span><span class=\"wc-toolcard__desc\">Tr\u0103ng \u0111\u00eam nay &amp; l\u1ecbch m\u1eb7t tr\u0103ng.<\/span><\/a><a class=\"wc-toolcard wc-toolcard--alarm\" href=\"https:\/\/www.worldclock.com\/vi\/dong-ho-bao-thuc\/\"><span class=\"wc-toolcard__icon\" aria-hidden=\"true\">\u23f0<\/span><span class=\"wc-toolcard__name\">\u0110\u1ed3ng h\u1ed3 b\u00e1o th\u1ee9c tr\u1ef1c tuy\u1ebfn<\/span><span class=\"wc-toolcard__desc\">B\u00e1o th\u1ee9c mi\u1ec5n ph\u00ed tr\u00ean tr\u00ecnh duy\u1ec7t.<\/span><\/a><\/div><\/section><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":"","bs_cache_bypass_cache":0,"bs_cache_related_page":0},"class_list":["post-48024","page","type-page","status-publish","hentry"],"acf":[],"taxonomy_info":[],"featured_image_src_large":false,"author_info":{"display_name":"clocker","author_link":"https:\/\/www.worldclock.com\/vi\/author\/clocker\/"},"comment_info":"","_links":{"self":[{"href":"https:\/\/www.worldclock.com\/vi\/wp-json\/wp\/v2\/pages\/48024","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.worldclock.com\/vi\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.worldclock.com\/vi\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.worldclock.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.worldclock.com\/vi\/wp-json\/wp\/v2\/comments?post=48024"}],"version-history":[{"count":0,"href":"https:\/\/www.worldclock.com\/vi\/wp-json\/wp\/v2\/pages\/48024\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.worldclock.com\/vi\/wp-json\/wp\/v2\/media?parent=48024"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}