{"id":1021,"date":"2018-05-16T10:12:57","date_gmt":"2018-05-16T02:12:57","guid":{"rendered":"https:\/\/www.xiaobo.li\/?p=1021"},"modified":"2018-05-16T10:12:57","modified_gmt":"2018-05-16T02:12:57","slug":"lbs-%e7%bb%8f%e4%bc%9f%e5%ba%a6-latitude-longitude-gps","status":"publish","type":"post","link":"https:\/\/www.xiaobo.li\/notes\/archives\/1021","title":{"rendered":"LBS \/ \u7ecf\u4f1f\u5ea6 \/ latitude \/ longitude \/ gps"},"content":{"rendered":"<p>..<\/p>\n<h4><strong>\u7eac\u5ea6\uff1a<\/strong><\/h4>\n<p>\u5317\u7eac\u4e3a\u6b63\u6570\uff0c\u5357\u7eac\u4e3a\u8d1f\u6570\u3002<br \/>\n\u7eac\u5ea6 \u662f\u6307\u67d0\u70b9\u4e0e\u5730\u7403\u7403\u5fc3\u7684\u8fde\u7ebf\u548c\u5730\u7403\u8d64\u9053\u9762\u6240\u6210\u7684\u7ebf\u9762\u89d2\uff0c\u5176\u6570\u503c\u57280\u81f390\u5ea6\u4e4b\u95f4\u3002\u4f4d\u4e8e\u8d64\u9053\u4ee5\u5317\u7684\u70b9\u7684\u7eac\u5ea6\u53eb\u5317\u7eac\uff0c\u8bb0\u4e3aN\uff1b\u4f4d\u4e8e\u8d64\u9053\u4ee5\u5357\u7684\u70b9\u7684\u7eac\u5ea6\u79f0\u5357\u7eac\uff0c\u8bb0\u4e3aS\u3002<br \/>\n\u7eac\u5ea6\u6570\u503c\u57280\u81f330\u5ea6\u4e4b\u95f4\u7684\u5730\u533a\u79f0\u4e3a\u4f4e\u7eac\u5ea6\u5730\u533a\uff1b\u7eac\u5ea6\u6570\u503c\u572830\u81f360\u5ea6\u4e4b\u95f4\u7684\u5730\u533a\u79f0\u4e3a\u4e2d\u7eac\u5ea6\u5730\u533a\uff1b\u7eac\u5ea6\u6570\u503c\u572860\u81f390\u5ea6\u4e4b\u95f4\u7684\u5730\u533a\u79f0\u4e3a\u9ad8\u7eac\u5ea6\u5730\u533a\u3002<br \/>\n\u8d64\u9053\u3001\u5357\u56de\u5f52\u7ebf\u3001\u5317\u56de\u5f52\u7ebf\u3001\u5357\u6781\u5708\u548c\u5317\u6781\u5708\u662f\u7279\u6b8a\u7684\u7eac\u7ebf\u3002<br \/>\n\u5404\u7eac\u5ea6\u7ebf\u9644\u8fd1\u7684\u57ce\u5e02\u548c\u5176\u4ed6\u5730\u7406\u533a\u5317\u7eac90\u5ea6\uff1a\u5317\u6781<br \/>\n\u5317\u7eac80\u5ea6\uff1a<br \/>\n\u5317\u7eac70\u5ea6\uff1a\u6469\u5c14\u66fc\u65af\u514b<br \/>\n\u5317\u7eac60\u5ea6\uff1a\u5965\u65af\u9646\u3001\u65af\u5fb7\u54e5\u5c14\u6469\u3001\u8d6b\u5c14\u8f9b\u57fa\u3001\u5723\u5f7c\u5f97\u5821\u3001\u96f7\u514b\u96c5\u7ef4\u514b<br \/>\n\u5317\u7eac50\u5ea6\uff1a\u4f26\u6566\u3001\u5df4\u9ece\u3001\u5e03\u9c81\u585e\u5c14\u3001\u6cd5\u5170\u514b\u798f\u3001\u5e03\u62c9\u683c\u3001\u514b\u62c9\u79d1\u592b\u3001\u57fa\u8f85\u3001\u6e29\u54e5\u534e\u3001\u83ab\u65af\u79d1<br \/>\n\u5317\u7eac40\u5ea6\uff1a\u9a6c\u5fb7\u91cc\u3001\u4f0a\u65af\u5766\u5e03\u5c14\u3001\u5b89\u5361\u62c9\u3001\u5580\u4ec0\u3001\u5317\u4eac\u3001\u76d0\u6e56\u57ce\u3001\u4e39\u4f5b\u3001\u534e\u76db\u987f\u3001\u7ebd\u7ea6<br \/>\n\u5317\u7eac35\u5ea6\uff1a\u4e1c\u4eac<br \/>\n\u5317\u7eac30\u5ea6\uff1a\u5f00\u7f57\u3001\u82cf\u4f0a\u58eb\u8fd0\u6cb3\u3001\u79d1\u5a01\u7279\u57ce\u3001\u65b0\u5fb7\u91cc\u3001\u73e0\u7a46\u6717\u739b\u5cf0\u3001\u62c9\u8428\u3001\u4e09\u6c5f\u5e76\u6d41\u3001\u91cd\u5e86\u3001\u957f\u6c5f\u4e09\u5ce1\u3001\u6b66\u6c49\u3001\u676d\u5dde\u3001\u4f11\u65af\u6566\u3001\u65b0\u5965\u5c14\u826f<br \/>\n\u5317\u7eac20\u5ea6\uff1a\u9999\u6e2f\u3001\u6492\u54c8\u62c9\u6c99\u6f20\u3001\u5409\u8fbe\u3001\u53f0\u6e7e\u3001\u5b5f\u4e70\u3001\u5185\u6bd4\u90fd\u3001\u5e7f\u5dde\u3001\u6d77\u53e3\u3001\u798f\u5efa\u7701\u3001\u706b\u5974\u9c81\u9c81\u3001\u58a8\u897f\u54e5\u57ce<br \/>\n\u5317\u7eac10\u5ea6\uff1a\u58a8\u897f\u54e5\u57ce\u3001\u79d1\u7eb3\u514b\u91cc\u3001\u4e9a\u7684\u65af\u4e9a\u8d1d\u5df4\u3001\u80e1\u5fd7\u660e\u5e02\u3001\u5bbf\u52a1\u3001\u5723\u8377\u897f\u3001\u5df4\u62ff\u9a6c\u57ce\u3001\u5df4\u62ff\u9a6c\u8fd0\u6cb3\u3001\u52a0\u62c9\u52a0\u65af<br \/>\n\u8d64\u9053\uff1a\u5723\u591a\u7f8e\u3001\u5229\u4f2f\u7ef4\u5c14\u3001\u574e\u5e15\u62c9\u3001\u65b0\u52a0\u5761\u3001\u57fa\u591a<br \/>\n\u5357\u7eac10\u5ea6\uff1a\u7f57\u5b89\u8fbe\u3001\u5e1d\u529b\u3001\u83ab\u5c14\u5179\u6bd4\u6e2f\u3001\u5229\u9a6c\u3001\u7d2f\u897f\u8153<br \/>\n\u5357\u7eac20\u5ea6\uff1a\u5854\u90a3\u90a3\u5229\u4f5b\u3001\u82cf\u74e6\u3001\u82cf\u514b\u96f7<br \/>\n\u5357\u7eac30\u5ea6\uff1a\u6089\u5c3c\u3001\u5f00\u666e\u6566\u3001\u5e03\u9686\u65b9\u4e39\u3001\u5fb7\u73ed\u3001\u5e03\u91cc\u65af\u73ed\u3001\u590d\u6d3b\u8282\u5c9b\u3001\u5723\u5730\u4e9a\u54e5<br \/>\n\u5357\u7eac35\u5ea6\uff1a\u582a\u57f9\u62c9<br \/>\n\u5357\u7eac40\u5ea6\uff1a\u60e0\u7075\u987f<br \/>\n\u5357\u7eac50\u5ea6\uff1a\u9ea6\u54f2\u4f26\u6d77\u5ce1<br \/>\n\u5357\u7eac60\u5ea6\uff1a\u5fb7\u96f7\u514b\u6d77\u5ce1<br \/>\n\u5357\u7eac70\u5ea6\uff1a<br \/>\n\u5357\u7eac80\u5ea6\uff1a<br \/>\n\u5357\u7eac90\u5ea6\uff1a\u5357\u6781\u3001\u963f\u8499\u68ee-\u65af\u79d1\u7279\u7ad9<\/p>\n<p>\u5730\u7403\u7684\u5b50\u5348\u7ebf\u603b\u957f\u5ea6\u5927\u7ea640008km\u3002<br \/>\n\u5e73\u5747\uff1a<br \/>\n\u7eac\u5ea61\u5ea6 = \u5927\u7ea6111km<br \/>\n\u7eac\u5ea61\u5206= \u5927\u7ea61.85km<br \/>\n\u7eac\u5ea61\u79d2= \u5927\u7ea630.9m<\/p>\n<p>\u8d64\u9053\u7684\u7eac\u5ea6\u4e3a0\u00b0\uff0c\u5c06\u884c\u661f\u5e73\u5206\u4e3a\u5357\u534a\u7403\u548c\u5317\u534a\u7403\u3002<\/p>\n<h3 class=\"title-text\">\u8f6c\u6362<\/h3>\n<p>\u7ecf\u7eac\u5ea6\u4ee5\u5ea6\u6570\u8868\u793a\uff0c\u4e00\u822c\u53ef\u76f4\u63a5\u4ee5\u5c0f\u6570\u70b9\u8868\u793a\uff0c\u4f46\u4ea6\u53ef\u628a\u5ea6\u6570\u7684\u5c0f\u6570\u70b9\u5206\u4e3a\u89d2\u5206\uff081\u89d2\u5206\u7b49\u4e8e\u516d\u5341\u5206\u4e4b\u4e00\u5ea6\uff09\uff0c\u548c\u79d2\uff08\u4e00\u79d2\u7b49\u4e8e\u516d\u5341\u5206\u4e4b\u4e00\u5206\uff09\u3002\u8868\u793a\u7ecf\u7eac\u5ea6\u6709\u591a\u6837\u6a21\u5f0f\uff0c\u4ee5\u4e0b\u662f\u5176\u4e2d\u4e00\u4e9b\u4f8b\u5b50\u3002<\/p>\n<p>\u5ea6\u5206\u79d2\u8868\u793a\uff08\u5ea6:\u5206:\u79d2\uff09\uff0d49\u00b030'00\"-123d30m00s<br \/>\n\u5ea6\u5206\u8868\u793a\uff08\u5ea6:\u5206\uff09\uff0d49\u00b030.0'-123d30.0m<br \/>\n\u5ea6\u6570\u8868\u793a\uff0d49.5000\u00b0-123.5000d\uff08\u4e00\u822c\u4f1a\u6709\u56db\u4f4d\u5c0f\u6570\uff09\u3002<\/p>\n<h3>\u6d77\u5ce1<\/h3>\n<p>\u5317\u534a\u7403<br \/>\n\u767d\u4ee4\u6d77\u5ce1\uff08\u897f\u7ecf170\u3001\u5317\u6781\u5708\uff09<br \/>\n\u4e1c\u5357\u4e9a\u7684\u9a6c\u516d\u7532\uff08\u4e1c\u7ecf100\u3001\u5317\u7eac2.2\u5ea6\uff09<br \/>\n\u897f\u4e9a\uff08\u963f\u62c9\u4f2f\u534a\u5c9b\uff09\u7684\u970d\u5c14\u6728\u5179\u6d77\u5ce1(\u4e1c\u7ecf60\u3001\u5317\u56de\u5f52\u7ebf)<br \/>\n\u66fc\u5fb7\u6d77\u5ce1\uff08\u4e1c\u7ecf45\u3001\u5317\u7eac14\uff09<br \/>\n\u571f\u8033\u5176\u6d77\u5ce1\uff08\u4e1c\u7ecf30\u3001\u5317\u7eac40\uff09<br \/>\n\u76f4\u5e03\u7f57\u9640\u6d77\u5ce1\uff08\u897f\u7ecf5\u3001\u5317\u7eac36\uff09<br \/>\n\u5357\u534a\u7403<br \/>\n\u975e\u6d32\u7684\u83ab\u6851\u6bd4\u514b\u6d77\u5ce1\uff08\u4e1c\u7ecf40\u3001\u5357\u7eac20\uff09<br \/>\n\u5357\u7f8e\u6d32\u7684\u9ea6\u54f2\u4f26\u6d77\u5ce1\uff08\u897f\u7ecf70\u3001\u5357\u7eac53\uff09<br \/>\n\u91cd\u8981\u7684\u534a\u5c9b\uff1a<br \/>\n\u671d\u9c9c\u534a\u5c9b\uff08\u4e1c\u7ecf126\u3001\u5317\u7eac38\uff09<br \/>\n\u4e2d\u5357\u534a\u5c9b\uff08\u4e1c\u7ecf100\u3001\u5317\u7eac15\uff09<br \/>\n\u9a6c\u6765\u534a\u5c9b\uff08\u4e1c\u7ecf102\u3001\u5317\u7eac5\uff09<br \/>\n\u5370\u5ea6\u534a\u5c9b\uff08\u4e1c\u7ecf80\u3001\u5317\u7eac20\uff09<br \/>\n\u963f\u62c9\u4f2f\u534a\u5c9b\uff08\u4e1c\u7ecf50\u3001\u5317\u7eac20\uff09<br \/>\n\u897f\u5948\u534a\u5c9b\uff08\u4e1c\u7ecf35\u3001\u5317\u7eac30\uff09<br \/>\n\u5c0f\u4e9a\u7ec6\u4e9a\u534a\u5c9b\uff08\u4e1c\u7ecf30\u3001\u5317\u7eac40\uff09<br \/>\n\u5df4\u5c14\u5e72\u534a\u5c9b\uff08\u4e1c\u7ecf20\u3001\u5317\u7eac40\uff09<br \/>\n\u4e9a\u5e73\u5b81\u534a\u5c9b\uff08\u4e1c\u7ecf15\u3001\u5317\u7eac40\uff09<br \/>\n\u4f0a\u6bd4\u5229\u4e9a\u534a\u5c9b\uff08\u897f\u7ecf5\u3001\u5317\u7eac40\uff09<br \/>\n\u65e5\u5fb7\u5170\u534a\u5c9b\uff08\u4e1c\u7ecf5\u3001\u5317\u7eac55\uff09<br \/>\n\u65af\u52d8\u7684\u7eb3\u7ef4\u4e9a\u534a\u5c9b\uff08\u4e1c\u7ecf10\u3001\u5317\u7eac60\uff09<br \/>\n\u7ea6\u514b\u89d2\uff08\u4e1c\u7ecf145\u3001\u5357\u7eac15\uff09<br \/>\n\u963f\u62c9\u65af\u52a0\u534a\u5c9b\uff08\u897f\u7ecf165\u3001\u5317\u7eac60\uff09<br \/>\n\u4e0b\u52a0\u5229\u798f\u5c3c\u4e9a\u534a\u5c9b\uff08\u897f\u7ecf110\u3001\u5317\u56de\u5f52\u7ebf)<\/p>\n<h3>\u7ecf\u4f1f\u5ea6\u6269\u5c55<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1022\" src=\"https:\/\/www.xiaobo.li\/notes\/wp-content\/uploads\/2018\/05\/gps1.png\" alt=\"\" width=\"215\" height=\"223\" \/><\/p>\n<p>\u7ecf\u7eac\u5ea6\u5212\u5206\u89c4\u5219\u56fe<\/p>\n<p>&nbsp;<\/p>\n<h3>\u8ddd\u79bb\u6269\u5c55<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-1023\" src=\"https:\/\/www.xiaobo.li\/notes\/wp-content\/uploads\/2018\/05\/gps2-300x280.png\" alt=\"\" width=\"300\" height=\"280\" srcset=\"https:\/\/www.xiaobo.li\/notes\/wp-content\/uploads\/2018\/05\/gps2-300x280.png 300w, https:\/\/www.xiaobo.li\/notes\/wp-content\/uploads\/2018\/05\/gps2.png 352w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<p>\u8ba1\u7b97\u7ecf\u7eac\u5ea6\u4e4b\u95f4\u7684\u8ddd\u79bb\u8ba1\u7b97\u7ecf\u7eac\u5ea6\u4e4b\u95f4\u7684\u8ddd\u79bb<\/p>\n<p>\u8be5\u6a21\u578b\u5c06\u5730\u7403\u770b\u6210\u5706\u7403\uff0c\u5047\u8bbe\u5730\u7403\u4e0a\u6709A(ja,wa)\uff0cB(jb,wb)\u4e24\u70b9\uff08\u6ce8\uff1aja\u548cjb\u5206\u522b\u662fA\u548cB\u7684\u7ecf\u5ea6\uff0cwa\u548cwb\u5206\u522b\u662fA\u548cB\u7684\u7eac\u5ea6\uff09\uff0cA\u548cB\u4e24\u70b9\u7684\u7403\u9762\u8ddd\u79bb\u5c31\u662fAB\u7684\u5f27\u957f\uff0cAB\u5f27\u957f=R*\u89d2AOB\uff08\u6ce8\uff1a\u89d2AOB\u662fA\u8ddfB\u7684\u5939\u89d2\uff0cO\u662f\u5730\u7403\u7684\u7403\u5fc3\uff0cR\u662f\u5730\u7403\u534a\u5f84\uff0c\u7ea6\u4e3a6367000\u7c73\uff09\u3002\u5982\u4f55\u6c42\u51fa\u89d2AOB\u5462\uff1f\u53ef\u4ee5\u5148\u6c42AOB\u7684\u6700\u5927\u8fb9AB\u7684\u957f\u5ea6\uff0c\u518d\u6839\u636e\u4f59\u5f26\u5b9a\u5f8b\u53ef\u4ee5\u6c42\u5939\u89d2\u3002<\/p>\n<p>google maps\u811a\u672c\u4e2d\u7684\u8ba1\u7b97\u8ddd\u79bb\u4ee3\u7801\uff1a<\/p>\n<pre>private const double EARTH_RADIUS = 6378.137;\r\nprivate static double rad(double d)\r\n{\r\n   return d * Math.PI \/ 180.0;\r\n}\r\npublic static double GetDistance(double lat1, double lng1, double lat2, double lng2)\r\n{\r\n   double radLat1 = rad(lat1);\r\n   double radLat2 = rad(lat2);\r\n   double a = radLat1 - radLat2;\r\n   double b = rad(lng1) - rad(lng2);\r\n   double s = 2 * Math.Asin(Math.Sqrt(Math.Pow(Math.Sin(a\/2),2) +\r\n    Math.Cos(radLat1)*Math.Cos(radLat2)*Math.Pow(Math.Sin(b\/2),2)));\r\n   s = s * EARTH_RADIUS;\r\n   s = Math.Round(s * 10000) \/ 10000;\r\n   return s;\r\n}\r\n<\/pre>\n<p>\u516c\u5f0f:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1024 size-full\" src=\"https:\/\/www.xiaobo.li\/notes\/wp-content\/uploads\/2018\/05\/gps3.png\" alt=\"\" width=\"570\" height=\"72\" srcset=\"https:\/\/www.xiaobo.li\/notes\/wp-content\/uploads\/2018\/05\/gps3.png 570w, https:\/\/www.xiaobo.li\/notes\/wp-content\/uploads\/2018\/05\/gps3-300x38.png 300w\" sizes=\"auto, (max-width: 570px) 100vw, 570px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h3>\u5916\u5f62\u6269\u5c55<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-1025\" src=\"https:\/\/www.xiaobo.li\/notes\/wp-content\/uploads\/2018\/05\/gps4-300x300.jpg\" alt=\"\" width=\"300\" height=\"300\" srcset=\"https:\/\/www.xiaobo.li\/notes\/wp-content\/uploads\/2018\/05\/gps4-300x300.jpg 300w, https:\/\/www.xiaobo.li\/notes\/wp-content\/uploads\/2018\/05\/gps4-150x150.jpg 150w, https:\/\/www.xiaobo.li\/notes\/wp-content\/uploads\/2018\/05\/gps4.jpg 450w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<p>\u5730\u7403\u7531\u4e8e\u53d7\u5230\u81ea\u8f6c\u65f6\u7684\u60ef\u6027\u53ca\u79bb\u5fc3\u529b\u7684\u4f5c\u7528\uff0c\u4ed6\u5e76\u975e\u5b8c\u7f8e\u7684\u5706\u5f62\u3002\u6240\u4ee5\u5730\u7403\u6700\u9ad8\u70b9\u5e76\u4e0d\u662f\u73e0\u7a46\u6717\u739b\u5cf0\uff0c\u867d\u7136\u5176\u6d77\u62d4\u67098848\u7c73\uff0c\u7531\u4e8e\u5730\u7403\u4e0d\u662f\u5b8c\u7f8e\u7684\u7403\u578b\uff0c\u6240\u4ee5\u8d64\u9053\u9644\u8fd1\u7684\u5c71\u5cf0\u5176\u5b9e\u79bb\u661f\u7a7a\u66f4\u8fd1\u4e00\u4e9b\uff0c\u56e0\u6b64\u5730\u7403\u6700\u9ad8\u70b9\u7406\u8bba\u4e0a\u662f\u5384\u74dc\u591a\u5c14\u535a\u62c9\u7d22\u5c71(Mount Chimborazo)\uff0c\u5b83\u7684\u6d77\u62d4\u867d\u7136\u67096272\u7c73\uff0c\u5374\u6bd4\u73e0\u5cf0\u201d\u9ad8\u201c\u51fa2400\u7c73\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>.. \u7eac\u5ea6\uff1a \u5317\u7eac\u4e3a\u6b63\u6570\uff0c\u5357\u7eac\u4e3a\u8d1f\u6570\u3002 \u7eac\u5ea6 \u662f\u6307\u67d0\u70b9\u4e0e\u5730\u7403\u7403\u5fc3\u7684\u8fde\u7ebf\u548c\u5730\u7403\u8d64\u9053 &hellip; <a href=\"https:\/\/www.xiaobo.li\/notes\/archives\/1021\">\u7ee7\u7eed\u9605\u8bfb <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[318],"tags":[320,319],"class_list":["post-1021","post","type-post","status-publish","format-standard","hentry","category-gps","tag-gps","tag-lbs"],"_links":{"self":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts\/1021","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/comments?post=1021"}],"version-history":[{"count":0,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts\/1021\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/media?parent=1021"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/categories?post=1021"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/tags?post=1021"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}