{"id":41,"date":"2026-02-11T11:56:00","date_gmt":"2026-02-11T03:56:00","guid":{"rendered":"https:\/\/hpu.gv.uy\/?p=41"},"modified":"2026-03-01T17:00:52","modified_gmt":"2026-03-01T09:00:52","slug":"gps%e6%b5%8b%e9%87%8f%e5%8e%9f%e7%90%86%e5%8f%8a%e5%85%b6%e5%ba%94%e7%94%a8-p11-11gps%e6%b5%8b%e9%87%8f%e4%b8%ad%e6%89%80%e6%b6%89%e5%8f%8a%e7%9a%84%e6%97%b6%e9%97%b4%e7%b3%bb%e7%bb%9f%e5%92%8c","status":"publish","type":"post","link":"https:\/\/hpu.gv.uy\/?p=41","title":{"rendered":"GPS\u6d4b\u91cf\u539f\u7406\u53ca\u5176\u5e94\u7528 p11 11GPS\u6d4b\u91cf\u4e2d\u6240\u6d89\u53ca\u7684\u65f6\u95f4\u7cfb\u7edf\u548c\u5750\u6807\u7cfb\u7edf\uff08\u4e09\uff09"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u76ee\u5f55<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"#1-\u534f\u8c03\u4e16\u754c\u65f6-utc-\u4e0e\u8df3\u79d2-content-0000\">1. \u534f\u8c03\u4e16\u754c\u65f6 (UTC) \u4e0e\u8df3\u79d2<\/a><\/li>\n\n\n\n<li><a href=\"#2-gps-\u65f6\u95f4\u7cfb\u7edf-gpst-content-0420\">2. GPS \u65f6\u95f4\u7cfb\u7edf (GPST)<\/a><\/li>\n\n\n\n<li><a href=\"#3-glonass-\u65f6\u95f4\u7cfb\u7edf-content-1128\">3. GLONASS \u65f6\u95f4\u7cfb\u7edf<\/a><\/li>\n\n\n\n<li><a href=\"#4-\u65f6\u95f4\u7cfb\u7edf\u7684\u6bd4\u8f83\u4e0e\u5dee\u5f02-content-1254\">4. \u65f6\u95f4\u7cfb\u7edf\u7684\u6bd4\u8f83\u4e0e\u5dee\u5f02<\/a><\/li>\n\n\n\n<li><a href=\"#5-\u5386\u6cd5\u7cfb\u7edf\u5112\u7565\u5386\u4e0e\u683c\u91cc\u5386-content-1354\">5. \u5386\u6cd5\u7cfb\u7edf\uff1a\u5112\u7565\u5386\u4e0e\u683c\u91cc\u5386<\/a><\/li>\n\n\n\n<li><a href=\"#6-\u5112\u7565\u65e5-jd-\u4e0e\u7b80\u5316\u5112\u7565\u65e5-mjd-content-2031\">6. \u5112\u7565\u65e5 (JD) \u4e0e\u7b80\u5316\u5112\u7565\u65e5 (MJD)<\/a><\/li>\n\n\n\n<li><a href=\"#7-\u5e74\u79ef\u65e5-day-of-year-content-2703\">7. \u5e74\u79ef\u65e5 (Day of Year)<\/a><\/li>\n\n\n\n<li><a href=\"#ai-\u603b\u7ed3\">AI \u603b\u7ed3<\/a><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">1. \u534f\u8c03\u4e16\u754c\u65f6 (UTC) \u4e0e\u8df3\u79d2 <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p11?t=0\">\u539f\u7247 @ 00:00<\/a>*<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Screenshot-[00:00]<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1.1 \u5b9a\u4e49\u4e0e\u80cc\u666f<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u539f\u5219<\/strong>\uff1a\u65e2\u5e0c\u671b\u65f6\u95f4\u8ba1\u91cf\u5355\u4f4d\uff08\u79d2\u957f\uff09\u975e\u5e38\u7a33\u5b9a\uff08\u57fa\u4e8e\u539f\u5b50\u65f6\uff09\uff0c\u53c8\u5e0c\u671b\u65f6\u95f4\u7cfb\u7edf\u4e0e\u5730\u7403\u81ea\u8f6c\uff08\u4e16\u754c\u65f6 UT1\uff09\u4e0d\u8981\u76f8\u5dee\u592a\u8fdc\u3002<\/li>\n\n\n\n<li><strong>\u89c4\u5b9a\u5dee\u5f02<\/strong>\uff1aUTC \u4e0e UT1 \u7684\u5dee\u5f02\u4e0d\u80fd\u5927\u4e8e <strong>0.9\u79d2<\/strong>\u3002\u5373 $|\\text{UT1} &#8211; \\text{UTC}| \\le 0.9s$\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1.2 \u8df3\u79d2\uff08Leap Second\uff09\u673a\u5236<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u8c03\u6574\u89c4\u5219<\/strong>\uff1a\u5f53\u4e24\u8005\u5dee\u5f02\u9884\u8ba1\u5c06\u8d85\u8fc7 0.9 \u79d2\u65f6\uff0c\u4f1a\u5bf9 UTC \u8fdb\u884c\u8c03\u6574\uff0c\u5e45\u5ea6\u4e3a 1 \u79d2\u3002\u8fd9\u79cd\u8c03\u6574\u79f0\u4e3a\u201c\u8df3\u79d2\u201d\u6216\u201c\u95f0\u79d2\u201d\u3002<\/li>\n\n\n\n<li><strong>\u8c03\u6574\u65f6\u95f4<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u901a\u5e38\u5b89\u6392\u5728 <strong>6\u670830\u65e5<\/strong> \u6216 <strong>12\u670831\u65e5<\/strong> \u7684\u6700\u540e\u4e00\u79d2\u3002<\/li>\n\n\n\n<li>\u65f6\u95f4\u663e\u793a\u793a\u4f8b\uff1a23:59:59 $\\rightarrow$ <strong>23:59:60<\/strong> $\\rightarrow$ 00:00:00\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u6b63\u8df3\u79d2<\/strong>\uff1a\u76ee\u524d\u4e3b\u8981\u662f\u201c\u52a0\u4e00\u79d2\u201d\uff08\u6b63\u8df3\u79d2\uff09\u3002\n<ul class=\"wp-block-list\">\n<li><em>\u539f\u56e0<\/em>\uff1a\u5730\u7403\u81ea\u8f6c\u603b\u4f53\u5728\u53d8\u6162\uff0c\u5bfc\u81f4\u57fa\u4e8e\u5730\u7403\u81ea\u8f6c\u7684\u4e00\u79d2\uff08\u4e16\u754c\u65f6\uff09\u6bd4\u539f\u5b50\u65f6\u7684\u4e00\u79d2\u8981\u957f\u3002\u4e3a\u4e86\u8ba9 UTC \u7b49\u5730\u7403\uff0c\u5fc5\u987b\u5728 UTC \u4e2d\u989d\u5916\u52a0\u4e00\u79d2\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u901a\u77e5\u673a\u5236<\/strong>\uff1a\u7531\u56fd\u9645\u65f6\u95f4\u5c40\uff08IERS\uff09\u63d0\u524d\u7ea6\u4e24\u4e2a\u6708\u901a\u77e5\u5404\u56fd\u4f55\u65f6\u8fdb\u884c\u8df3\u79d2\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1.3 \u7279\u6027<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>UTC \u662f<strong>\u4e0d\u8fde\u7eed<\/strong>\u7684\u65f6\u95f4\u7cfb\u7edf\uff08\u56e0\u4e3a\u6709\u8df3\u79d2\u5b58\u5728\uff09\u3002<\/li>\n\n\n\n<li>\u5b83\u662f\u76ee\u524d\u56fd\u9645\u4e0a\u5e7f\u6cdb\u4f7f\u7528\u7684\u6807\u51c6\u65f6\u95f4\u7cfb\u7edf\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">2. GPS \u65f6\u95f4\u7cfb\u7edf (GPST) <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p11?t=260\">\u539f\u7247 @ 04:20<\/a>*<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Screenshot-[04:20]<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2.1 \u5efa\u7acb GPS \u65f6\u95f4\u7684\u5fc5\u8981\u6027<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5b9e\u65f6\u6027\u8981\u6c42<\/strong>\uff1a\u56fd\u9645\u539f\u5b50\u65f6\uff08TAI\uff09\u662f\u4e8b\u540e\u5904\u7406\u7684\u6570\u636e\uff08\u6536\u96c6\u5168\u7403240\u591a\u53f0\u539f\u5b50\u949f\u6570\u636e\u6bd4\u5bf9\uff09\uff0c\u5b58\u5728\u5ef6\u8fdf\uff0c\u65e0\u6cd5\u6ee1\u8db3\u5bfc\u822a\u7684\u5b9e\u65f6\u6027\u9700\u6c42\u3002<\/li>\n\n\n\n<li><strong>\u72ec\u7acb\u6027<\/strong>\uff1a\u5bfc\u822a\u7cfb\u7edf\u9700\u8981\u4e00\u4e2a\u5185\u90e8\u81ea\u7ef4\u6301\u3001\u5b9e\u65f6\u53ef\u7528\u7684\u65f6\u95f4\u57fa\u51c6\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2.2 \u5b9a\u4e49\u4e0e\u7279\u6027<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5c5e\u4e8e\u539f\u5b50\u65f6<\/strong>\uff1aGPST \u672c\u8d28\u4e0a\u662f\u4e00\u79cd\u539f\u5b50\u65f6\uff0c\u4f46\u4e0e UTC \u4e0d\u540c\uff0cGPST \u662f<strong>\u8fde\u7eed\u7684<\/strong>\uff0c<strong>\u4e0d\u8fdb\u884c\u8df3\u79d2<\/strong>\u3002<\/li>\n\n\n\n<li><strong>\u8d77\u7b97\u5386\u5143\uff08Epoch\uff09<\/strong>\uff1a<strong>1980\u5e741\u67086\u65e5 00:00:00 (UTC)<\/strong>\u3002<\/li>\n\n\n\n<li><strong>\u5bf9\u51c6\u65b9\u5f0f<\/strong>\uff1a\u5728\u8d77\u7b97\u65f6\u523b\uff0cGPS \u65f6\u95f4\u4e0e UTC \u4fdd\u6301\u4e00\u81f4\uff08\u5728\u5fae\u79d2\u7ea7\u522b\u5bf9\u51c6\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2.3 GPS \u65f6\u95f4\u4e0e TAI \u548c UTC \u7684\u5173\u7cfb<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u4e0e TAI \u7684\u5173\u7cfb<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u5728 1980\u5e741\u67086\u65e5\uff0cTAI \u5df2\u7ecf\u6bd4 UTC \u5feb\u4e86 <strong>19\u79d2<\/strong>\uff08\u56e0\u4e3a\u4ece1958\u5e74\u52301980\u5e74\uff0cUTC \u5df2\u7ecf\u8df3\u79d2\u79ef\u7d2f\u4e8619\u79d2\uff09\u3002<\/li>\n\n\n\n<li>\u7531\u4e8e GPST \u5728\u8d77\u70b9\u5bf9\u51c6 UTC\uff0c\u4e14\u4e24\u8005\u90fd\u662f\u539f\u5b50\u65f6\u5c3a\u5ea6\uff08\u79d2\u957f\u76f8\u540c\uff09\uff0c\u56e0\u6b64 GPST \u4e0e TAI \u4fdd\u6301\u56fa\u5b9a\u7684\u5e38\u6570\u5dee\uff1a<br>$$ \\text{TAI} &#8211; \\text{GPST} = 19 \\text{s} $$<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u4e0e UTC \u7684\u5173\u7cfb<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u7531\u4e8e UTC \u7ee7\u7eed\u8df3\u79d2\u800c GPST \u4e0d\u8df3\uff0c\u4e24\u8005\u7684\u65f6\u95f4\u5dee\u968f\u7740\u65f6\u95f4\u63a8\u79fb\u4e0d\u65ad\u589e\u52a0\uff08\u9636\u68af\u72b6\u53d8\u5316\uff09\u3002<\/li>\n\n\n\n<li>\u516c\u5f0f\u5173\u7cfb\uff1a<br>$$ \\text{GPST} &#8211; \\text{UTC} = n \\text{\u79d2} + C_0 $$<\/li>\n\n\n\n<li>\u5176\u4e2d $n$ \u4e3a 1980 \u5e74\u540e\u79ef\u7d2f\u7684\u8df3\u79d2\u6570\uff0c$C_0$ \u4e3a\u5fae\u5c0f\u7684\u7cfb\u7edf\u7ef4\u6301\u8bef\u5dee\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Screenshot-[09:00]<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2.4 \u7cfb\u7edf\u7ef4\u6301\u8bef\u5dee ($C_0$)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u6765\u6e90<\/strong>\uff1a\u56fd\u9645\u539f\u5b50\u65f6\uff08TAI\/UTC\uff09\u7531\u5168\u7403\u7ea6 240 \u53f0\u539f\u5b50\u949f\u7ef4\u6301\uff1b\u800c GPS \u65f6\u95f4\u7531\u7f8e\u56fd\u63a7\u5236\u6bb5\u5185\u7684\u5c11\u91cf\u539f\u5b50\u949f\uff08\u4e3b\u63a7\u7ad9\u53ca\u76d1\u6d4b\u7ad9\uff09\u7ef4\u6301\u3002<\/li>\n\n\n\n<li><strong>\u5dee\u5f02<\/strong>\uff1a\u4e24\u7ec4\u949f\u7ef4\u6301\u7684\u65f6\u95f4\u5c3a\u5ea6\u4f1a\u6709\u5fae\u5c0f\u504f\u5dee\uff0c\u79f0\u4e3a $C_0$\u3002<\/li>\n\n\n\n<li><strong>\u91cf\u7ea7<\/strong>\uff1a\u901a\u5e38\u5728 <strong>10\u7eb3\u79d2 (ns)<\/strong> \u4ee5\u5185\uff0c\u751a\u81f3\u66f4\u5c0f\uff083-4 ns\uff09\u3002\u8be5\u53c2\u6570\u4f1a\u88ab\u6d4b\u5b9a\u5e76\u64ad\u53d1\u7ed9\u7528\u6237\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">3. GLONASS \u65f6\u95f4\u7cfb\u7edf <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p11?t=688\">\u539f\u7247 @ 11:28<\/a>*<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Screenshot-[11:28]<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3.1 \u5b9a\u4e49<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7531\u4fc4\u7f57\u65af\u5efa\u7acb\u548c\u7ef4\u6301\u3002<\/li>\n\n\n\n<li><strong>\u65f6\u95f4\u57fa\u51c6<\/strong>\uff1a\u57fa\u4e8e\u83ab\u65af\u79d1\u6807\u51c6\u65f6\u95f4\uff08UTC+3\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3.2 \u7279\u6027<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u8df3\u79d2<\/strong>\uff1a\u4e0e GPS \u4e0d\u540c\uff0cGLONASS \u65f6\u95f4<strong>\u5305\u542b\u8df3\u79d2<\/strong>\u3002\u5b83\u8ddf\u968f UTC \u8fdb\u884c\u8df3\u79d2\u8c03\u6574\u3002<\/li>\n\n\n\n<li><strong>\u8fde\u7eed\u6027<\/strong>\uff1aGLONASS \u65f6\u95f4\u662f\u4e0d\u8fde\u7eed\u7684\u3002<\/li>\n\n\n\n<li><strong>\u4e0e UTC \u7684\u5173\u7cfb<\/strong>\uff1a $$ \\text{GLONASS Time} = \\text{UTC} + 3 \\text{\u5c0f\u65f6} + \\tau_n $$\n<ul class=\"wp-block-list\">\n<li>\u56fa\u5b9a\u5dee 3 \u5c0f\u65f6\uff08\u65f6\u533a\uff09\u3002<\/li>\n\n\n\n<li>$\\tau_n$ \u4e3a\u540c\u6b65\u8bef\u5dee\uff0c\u76f8\u6bd4 GPS \u7684 $C_0$\uff0cGLONASS \u7684\u540c\u6b65\u8bef\u5dee\u53ef\u80fd\u8f83\u5927\uff08\u6709\u65f6\u8fbe\u6570\u767e\u7eb3\u79d2\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">4. \u65f6\u95f4\u7cfb\u7edf\u7684\u6bd4\u8f83\u4e0e\u5dee\u5f02 <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p11?t=774\">\u539f\u7247 @ 12:54<\/a>*<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Screenshot-[12:54]<\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>GPS vs. UTC<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u76f8\u5dee\u6574\u79d2\u6570\uff08\u968f\u5e74\u4efd\u589e\u52a0\uff09+ \u5fae\u5c0f\u8bef\u5dee\uff08$C_0 \\approx$ \u51e0\u7eb3\u79d2\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>GLONASS vs. UTC<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u76f8\u5dee\u56fa\u5b9a 3 \u5c0f\u65f6 + \u540c\u6b65\u8bef\u5dee\uff08$\\tau_n$ \u53ef\u80fd\u8fbe\u51e0\u767e\u7eb3\u79d2\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u5e94\u7528\u63d0\u793a<\/strong>\uff1a\u5728\u4f7f\u7528\u4e0d\u540c\u536b\u661f\u5bfc\u822a\u7cfb\u7edf\uff08GNSS\uff09\u8fdb\u884c\u6388\u65f6\u6216\u5b9a\u4f4d\u65f6\uff0c\u5fc5\u987b\u6ce8\u610f\u5404\u7cfb\u7edf\u5bf9\u65f6\u95f4\u5b9a\u4e49\u7684\u5dee\u5f02\uff08\u662f\u5426\u8df3\u79d2\u3001\u8d77\u7b97\u70b9\u3001\u4e0e UTC \u7684\u5173\u7cfb\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">5. \u5386\u6cd5\u7cfb\u7edf\uff1a\u5112\u7565\u5386\u4e0e\u683c\u91cc\u5386 <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p11?t=834\">\u539f\u7247 @ 13:54<\/a>*<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Screenshot-[13:54]<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5.1 \u80cc\u666f<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5386\u6cd5\u5c5e\u4e8e\u201c\u5929\u6587\u201d\u8303\u7574\uff0c\u4f46\u5728 GPS \u957f\u65f6\u95f4\u8ba1\u65f6\u4e2d\u5fc5\u987b\u6d89\u53ca\u3002<\/li>\n\n\n\n<li><strong>\u56de\u5f52\u5e74\u957f\u5ea6<\/strong>\uff1a\u5730\u7403\u7ed5\u592a\u9633\u516c\u8f6c\u4e00\u5468\u7ea6\u4e3a <strong>365.2422 \u65e5<\/strong>\u3002\u5386\u6cd5\u9700\u8981\u7528\u6574\u6570\u5929\u6765\u903c\u8fd1\u8fd9\u4e2a\u5c0f\u6570\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5.2 \u5112\u7565\u5386 (Julian Calendar)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5236\u5b9a<\/strong>\uff1a\u516c\u5143\u524d 46 \u5e74\uff0c\u51ef\u6492\u5927\u5e1d\uff08Julius Caesar\uff09\u5236\u5b9a\u3002<\/li>\n\n\n\n<li><strong>\u7f6e\u95f0\u89c4\u5219<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u51e1\u80fd\u88ab <strong>4<\/strong> \u6574\u9664\u7684\u5e74\u4efd\u4e3a\u95f0\u5e74\uff08366\u5929\uff09\u3002<\/li>\n\n\n\n<li>\u5176\u4f59\u4e3a\u5e73\u5e74\uff08365\u5929\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u5e73\u5747\u5e74\u957f<\/strong>\uff1a$365.25$ \u5929\u3002<\/li>\n\n\n\n<li><strong>\u95ee\u9898<\/strong>\uff1a\u6bd4\u5b9e\u9645\u56de\u5f52\u5e74\uff08365.2422\uff09\u957f\uff0c\u5bfc\u81f4\u957f\u671f\u79ef\u7d2f\u8bef\u5dee\u8f83\u5927\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5.3 \u683c\u91cc\u5386 (Gregorian Calendar)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5236\u5b9a<\/strong>\uff1a\u73b0\u884c\u516c\u5386\uff0c\u7531\u6559\u7687\u683c\u91cc\u9ad8\u5229\u5341\u4e09\u4e16\u6539\u9769\u3002<\/li>\n\n\n\n<li><strong>\u7f6e\u95f0\u89c4\u5219<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u80fd\u88ab 4 \u6574\u9664\u7684\u901a\u5e38\u662f\u95f0\u5e74\u3002<\/li>\n\n\n\n<li><strong>\u4f8b\u5916<\/strong>\uff1a\u4e16\u7eaa\u5e74\uff08\u59821900, 2000\uff09\u5fc5\u987b\u80fd\u88ab <strong>400<\/strong> \u6574\u9664\u624d\u662f\u95f0\u5e74\u3002\n<ul class=\"wp-block-list\">\n<li>1900\u5e74\uff1a\u5e73\u5e74\uff08\u80fd\u88ab100\u6574\u9664\uff0c\u4e0d\u80fd\u88ab400\u6574\u9664\uff09\u3002<\/li>\n\n\n\n<li>2000\u5e74\uff1a\u95f0\u5e74\uff08\u80fd\u88ab400\u6574\u9664\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u6548\u679c<\/strong>\uff1a\u6bcf 400 \u5e74\u4e2d\u51cf\u5c11\u4e86 3 \u4e2a\u95f0\u5e74\uff083\u5929\uff09\uff0c\u4f7f\u5e73\u5747\u5e74\u957f\u66f4\u63a5\u8fd1\u56de\u5f52\u5e74\uff0c\u907f\u514d\u5929\u8c61\u4e0e\u65e5\u671f\u7684\u4e25\u91cd\u504f\u79bb\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">6. \u5112\u7565\u65e5 (JD) \u4e0e\u7b80\u5316\u5112\u7565\u65e5 (MJD) <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p11?t=1231\">\u539f\u7247 @ 20:31<\/a>*<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Screenshot-[20:31]<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>6.1 \u5112\u7565\u65e5 (Julian Day, JD)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5b9a\u4e49<\/strong>\uff1a\u4e00\u79cd\u4e0d\u6d89\u53ca\u5e74\u3001\u6708\u3001\u65e5\u6982\u5ff5\uff0c\u8fde\u7eed\u8ba1\u6570\u7684\u8ba1\u65f6\u65b9\u6cd5\u3002<\/li>\n\n\n\n<li><strong>\u8d77\u7b97\u70b9<\/strong>\uff1a<strong>\u516c\u5143\u524d 4713 \u5e74 1\u6708 1\u65e5 \u4e2d\u5348 12:00<\/strong>\u3002<\/li>\n\n\n\n<li><strong>\u4f18\u70b9<\/strong>\uff1a\u65b9\u4fbf\u8ba1\u7b97\u4e24\u4e2a\u65f6\u523b\u4e4b\u95f4\u7684\u65f6\u95f4\u95f4\u9694\uff08\u76f4\u63a5\u76f8\u51cf\uff09\uff0c\u9002\u5408\u5929\u6587\u548c\u5927\u5730\u6d4b\u91cf\u8ba1\u7b97\u3002<\/li>\n\n\n\n<li><strong>\u7f3a\u70b9<\/strong>\uff1a\n<ol class=\"wp-block-list\">\n<li>\u6570\u503c\u975e\u5e38\u5927\uff08\u51e0\u767e\u4e07\uff09\u3002<\/li>\n\n\n\n<li>\u8d77\u7b97\u70b9\u5728\u4e2d\u5348 12:00\uff0c\u4e0d\u7b26\u5408\u73b0\u4ee3\u4e60\u60ef\uff08\u901a\u5e38\u4e60\u60ef\u4ece\u5348\u591c 00:00 \u5f00\u59cb\uff09\u3002<\/li>\n<\/ol>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>6.2 \u7b80\u5316\u5112\u7565\u65e5 (Modified Julian Day, MJD)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u76ee\u7684<\/strong>\uff1a\u4e3a\u4e86\u51cf\u5c0f\u6570\u503c\u4f4d\u6570\uff0c\u5e76\u5c06\u8d77\u7b97\u70b9\u79fb\u81f3\u5348\u591c\u3002<\/li>\n\n\n\n<li><strong>\u5b9a\u4e49<\/strong>\uff1a<br>$$ \\text{MJD} = \\text{JD} &#8211; 2400000.5 $$<\/li>\n\n\n\n<li><strong>\u8d77\u7b97\u70b9<\/strong>\uff1a<strong>1858\u5e74 11\u6708 17\u65e5 00:00<\/strong>\u3002<\/li>\n\n\n\n<li><strong>\u7279\u70b9<\/strong>\uff1a\u6570\u503c\u8f83\u5c0f\uff085\u4f4d\u6574\u6570\uff09\uff0c\u4e14\u4ece\u534a\u591c\u96f6\u70b9\u5f00\u59cb\uff0c\u66f4\u7b26\u5408\u73b0\u4ee3\u4f7f\u7528\u4e60\u60ef\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">7. \u5e74\u79ef\u65e5 (Day of Year) <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p11?t=1623\">\u539f\u7247 @ 27:03<\/a>*<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Screenshot-[27:03]<\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5b9a\u4e49<\/strong>\uff1a\u4ece\u5f53\u5e74\u7684 1\u67081\u65e5 \u5f00\u59cb\u7b97\u8d77\uff0c\u4f5c\u4e3a\u7b2c 1 \u5929\uff0c\u4f9d\u6b64\u7c7b\u63a8\u3002<\/li>\n\n\n\n<li><strong>\u8303\u56f4<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u5e73\u5e74\uff1a1 \u81f3 365\u3002<\/li>\n\n\n\n<li>\u95f0\u5e74\uff1a1 \u81f3 366\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u5e94\u7528<\/strong>\uff1a\u5728 GPS \u6570\u636e\u5904\u7406\u548c\u6587\u4ef6\u540d\u4e2d\u7ecf\u5e38\u4f7f\u7528\uff0c\u65b9\u4fbf\u8ba1\u7b97\u5e74\u5185\u7684\u65f6\u95f4\u95f4\u9694\uff0c\u65e0\u9700\u8003\u8651\u6708\u4efd\u5927\u5c0f\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">AI \u603b\u7ed3<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u89c6\u9891\u6df1\u5165\u8bb2\u89e3\u4e86 GPS \u6d4b\u91cf\u4e2d\u6d89\u53ca\u7684\u5173\u952e\u65f6\u95f4\u7cfb\u7edf\u548c\u5386\u6cd5\u77e5\u8bc6\u3002\u9996\u5148\u4ecb\u7ecd\u4e86<strong>\u534f\u8c03\u4e16\u754c\u65f6 (UTC)<\/strong> \u53ca\u5176<strong>\u8df3\u79d2\u673a\u5236<\/strong>\uff0c\u89e3\u91ca\u4e86\u4e3a\u4e86\u4fdd\u6301\u4e0e\u5730\u7403\u81ea\u8f6c\u540c\u6b65\uff0cUTC \u662f\u4e0d\u8fde\u7eed\u7684\u3002\u63a5\u7740\u91cd\u70b9\u9610\u8ff0\u4e86 <strong>GPS \u65f6\u95f4 (GPST)<\/strong>\uff0c\u5b83\u662f\u4e00\u4e2a\u8fde\u7eed\u7684\u539f\u5b50\u65f6\u7cfb\u7edf\uff0c\u8d77\u7b97\u4e8e 1980\u5e741\u67086\u65e5\uff0c\u4e0d\u8fdb\u884c\u8df3\u79d2\uff0c\u56e0\u6b64\u4e0e UTC \u5b58\u5728\u968f\u65f6\u95f4\u589e\u52a0\u7684\u6574\u79d2\u5dee\u5f02\uff08\u76ee\u524d\u5df2\u5dee\u5341\u51e0\u79d2\uff09\u4ee5\u53ca\u5fae\u5c0f\u7684\u7ef4\u6301\u8bef\u5dee ($C_0$)\u3002\u89c6\u9891\u8fd8\u5bf9\u6bd4\u4e86 <strong>GLONASS \u65f6\u95f4<\/strong>\uff08\u5305\u542b\u8df3\u79d2\uff0c\u4e0e UTC \u5dee\u56fa\u5b9a3\u5c0f\u65f6\uff09\u3002\u6700\u540e\uff0c\u8bfe\u7a0b\u8be6\u7ec6\u89e3\u91ca\u4e86\u957f\u65f6\u95f4\u8ba1\u65f6\u6240\u9700\u7684\u5386\u6cd5\u77e5\u8bc6\uff0c\u5305\u62ec<strong>\u5112\u7565\u5386<\/strong>\u4e0e<strong>\u683c\u91cc\u5386<\/strong>\u7684\u7f6e\u95f0\u89c4\u5219\u5dee\u5f02\uff0c\u4ee5\u53ca\u5728\u79d1\u5b66\u8ba1\u7b97\u4e2d\u5e38\u7528\u7684<strong>\u5112\u7565\u65e5 (JD)<\/strong> \u548c<strong>\u7b80\u5316\u5112\u7565\u65e5 (MJD)<\/strong> \u7684\u5b9a\u4e49\u4e0e\u6362\u7b97\uff0cMJD \u6709\u6548\u89e3\u51b3\u4e86 JD \u6570\u503c\u8fc7\u5927\u53ca\u8d77\u7b97\u70b9\u5728\u4e2d\u5348\u7684\u95ee\u9898\u3002\u8fd9\u4e9b\u57fa\u7840\u77e5\u8bc6\u5bf9\u4e8e\u7406\u89e3\u536b\u661f\u5bfc\u822a\u7cfb\u7edf\u7684\u6388\u65f6\u548c\u6570\u636e\u5904\u7406\u81f3\u5173\u91cd\u8981\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u76ee\u5f55 1. \u534f\u8c03\u4e16\u754c\u65f6 (UTC) \u4e0e\u8df3\u79d2 \u539f\u7247 @ 00:00* Screenshot-[00:00] 1. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[3,2],"tags":[6,4],"class_list":["post-41","post","type-post","status-publish","format-standard","hentry","category-gps","category-note","tag-ai","tag-4"],"_links":{"self":[{"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=\/wp\/v2\/posts\/41","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=41"}],"version-history":[{"count":1,"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=\/wp\/v2\/posts\/41\/revisions"}],"predecessor-version":[{"id":42,"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=\/wp\/v2\/posts\/41\/revisions\/42"}],"wp:attachment":[{"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=41"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=41"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=41"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}