{"id":4177,"date":"2026-09-29T09:45:32","date_gmt":"2026-09-29T00:45:32","guid":{"rendered":"https:\/\/y42u.net\/tec001\/2026\/09\/29\/gnss-orbit-repeat-sidereal-day-field\/"},"modified":"2026-09-29T09:45:32","modified_gmt":"2026-09-29T00:45:32","slug":"gnss-orbit-repeat-sidereal-day-field","status":"publish","type":"post","link":"https:\/\/y42u.net\/tec001\/2026\/09\/29\/gnss-orbit-repeat-sidereal-day-field\/","title":{"rendered":"\u6628\u65e5FIX\u3057\u305f\u5834\u6240\u3067\u3001\u4eca\u65e5\u306f\u306a\u305cFIX\u3057\u306a\u3044\uff1f \u2014 GPS\u885b\u661f\u306e\u914d\u7f6e\u304c\u6bce\u65e53\u520656\u79d2\u305a\u3064\u65e9\u304f\u623b\u308b\u4ed5\u7d44\u307f"},"content":{"rendered":"<style>img.autopost-single-image{width:30%;max-width:100%;height:auto;display:block;}@media (max-width: 768px){img.autopost-single-image{width:50%;}}<\/style>\n<p><img decoding=\"async\" style=\"width:80%;max-width:100%;height:auto;display:block;margin:0 auto;\" src=\"https:\/\/y42u.net\/tec001\/wp-content\/uploads\/2026\/09\/gde-gnss-orbit-repeat-sidereal-day-field.jpeg\" alt=\"\u6628\u65e5FIX\u3057\u305f\u5834\u6240\u3067\u3001\u4eca\u65e5\u306f\u306a\u305cFIX\u3057\u306a\u3044\uff1f \u2014 GPS\u885b\u661f\u306e\u914d\u7f6e\u304c\u6bce\u65e53\u520656\u79d2\u305a\u3064\u65e9\u304f\u623b\u308b\u4ed5\u7d44\u307f\"><\/p>\n<h1 id=\"fixfix-gps356\">\u6628\u65e5FIX\u3057\u305f\u5834\u6240\u3067\u3001\u4eca\u65e5\u306f\u306a\u305cFIX\u3057\u306a\u3044\uff1f \u2014 GPS\u885b\u661f\u306e\u914d\u7f6e\u304c\u6bce\u65e53\u520656\u79d2\u305a\u3064\u65e9\u304f\u623b\u308b\u4ed5\u7d44\u307f<\/h1>\n<p><strong>GPS\u885b\u661f\u304c\u7a7a\u306e\u540c\u3058\u4f4d\u7f6e\u306b\u623b\u3063\u3066\u304f\u308b\u306e\u306f\u300124\u6642\u9593\u5f8c\u3067\u306f\u306a\u304f\u7d0423\u6642\u959356\u520604\u79d2\u5f8c\u3067\u3059\u3002<\/strong>\u6bce\u65e5\u304a\u3088\u305d3\u520656\u79d2\u305a\u3064\u65e9\u307e\u308a\u307e\u3059\u3002\u6628\u65e513\u664200\u5206\u306b\u8352\u308c\u305f\u73fe\u5834\u306f\u3001\u4eca\u65e5\u306f\u304a\u304a\u3088\u305d12\u664256\u5206\u306b\u8352\u308c\u307e\u3059\u3002\u6642\u8a08\u3092\u983c\u308a\u306b\u300c\u6628\u65e5\u3068\u540c\u3058\u6642\u523b\u300d\u3067\u518d\u6e2c\u3059\u308b\u3068\u3001\u3044\u3061\u3070\u3093\u6761\u4ef6\u306e\u60aa\u3044\u4e26\u3073\u3092\u3082\u3046\u4e00\u5ea6\u5f15\u304d\u5f53\u3066\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2 id=\"1\">1\u65e5\u3067\u623b\u308b\u306e\u306f\u300c\u592a\u967d\u300d\u3067\u3042\u3063\u3066\u300c\u885b\u661f\u300d\u3067\u306f\u306a\u3044<\/h2>\n<p>\u5730\u7403\u304c\u81ea\u8ee2\u3057\u30661\u5468\u3057\u3001\u540c\u3058\u6052\u661f\u304c\u540c\u3058\u65b9\u5411\u306b\u623b\u308b\u307e\u3067\u306e\u6642\u9593\u3092<strong>\u6052\u661f\u65e5<\/strong>\u3068\u3044\u3044\u307e\u3059\u3002\u3053\u308c\u306f 23\u6642\u959356\u520604.09\u79d2\u3002\u3075\u3060\u3093\u4f7f\u304624\u6642\u9593\uff08\u592a\u967d\u65e5\uff09\u306f\u3001\u5730\u7403\u304c\u516c\u8ee2\u3067\u5c11\u3057\u9032\u3093\u3060\u3076\u3093\u4f59\u8a08\u306b\u56de\u3063\u3066\u304b\u3089\u592a\u967d\u304c\u6b63\u9762\u306b\u623b\u308b\u307e\u3067\u306e\u9577\u3055\u306a\u306e\u3067\u3001\u6052\u661f\u65e5\u3088\u308a <strong>235.9\u79d2\uff08\uff1d3\u520655.9\u79d2\uff09<\/strong> \u9577\u304f\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u885b\u661f\u306e\u8ecc\u9053\u306f\u592a\u967d\u3067\u306f\u306a\u304f\u7a7a\u9593\u306b\u5bfe\u3057\u3066\u6c7a\u307e\u3063\u3066\u3044\u308b\u306e\u3067\u3001<strong>\u885b\u661f\u306e\u5de1\u308a\u5408\u308f\u305b\u306f\u6052\u661f\u65e5\u3067\u56de\u308a\u307e\u3059<\/strong>\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th><\/th>\n<th>\u9577\u3055<\/th>\n<th>24\u6642\u9593\u3068\u306e\u5dee<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u6052\u661f\u65e5<\/td>\n<td>23\u6642\u959356\u520604.09\u79d2<\/td>\n<td>\u22123\u520655.9\u79d2<\/td>\n<\/tr>\n<tr>\n<td>\u592a\u967d\u65e5\uff08\u3075\u3064\u3046\u306e1\u65e5\uff09<\/td>\n<td>24\u6642\u959300\u520600\u79d2<\/td>\n<td>\u2014<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5dee\u306f\u308f\u305a\u304b\u3067\u3059\u304c\u3001\u7d2f\u7a4d\u3057\u307e\u3059\u30021\u65e5\u3067\u7d044\u5206\u30011\u9031\u9593\u3067\u7d0427\u5206\u30011\u304b\u6708\u3067\u7d042\u6642\u9593\u3002\u305d\u3057\u3066 <strong>366\u65e5\u3067\u3061\u3087\u3046\u30691\u5468\u3057\u3066\u5143\u306e\u6642\u523b\u306b\u623b\u308a\u307e\u3059<\/strong>\uff0886400 \u00f7 235.9 \u2252 366.2\u65e5\uff09\u3002\u300c\u53bb\u5e74\u306e\u4eca\u3054\u308d\u3068\u540c\u3058\u6642\u9593\u5e2f\u300d\u306f\u3001\u5b9f\u306f\u672c\u5f53\u306b\u540c\u3058\u4e26\u3073\u306b\u8fd1\u3044\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n<h2 id=\"gps\">GPS\u885b\u661f\u306f\u6052\u661f\u65e5\u3061\u3087\u3046\u3069\u3067\u623b\u3063\u3066\u304f\u308b<\/h2>\n<p>ESA \u306e Navipedia \u306b\u3088\u308c\u3070\u3001GPS\u885b\u661f\u306e\u8ecc\u9053\u5468\u671f\u306f <strong>11\u6642\u959358\u5206<\/strong>\u3002\u3053\u308c\u306f\u6052\u661f\u65e5\u306e\u3061\u3087\u3046\u3069\u534a\u5206\u3067\u30011\u65e5\u306b2\u5468\u3057\u307e\u3059\u3002\u305d\u306e\u7d50\u679c\u3001<strong>\u540c\u3058GPS\u885b\u661f\u304c\u3001\u5730\u4e0a\u306e\u540c\u3058\u5834\u6240\u304b\u3089\u898b\u3066\u540c\u3058\u7a7a\u306e\u4f4d\u7f6e\u306b\u6765\u308b\u306e\u306f1\u6052\u661f\u65e5\u3054\u3068<\/strong>\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u30b7\u30b9\u30c6\u30e0<\/th>\n<th>\u8ecc\u9053\u5468\u671f<\/th>\n<th>\u540c\u3058\u885b\u661f\u304c\u540c\u3058\u4f4d\u7f6e\u306b\u623b\u308b\u307e\u3067<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>GPS<\/td>\n<td>11\u6642\u959358\u5206<\/td>\n<td>1\u6052\u661f\u65e5\uff08\uff1d\u6bce\u65e5\u7d044\u5206\u65e9\u307e\u308b\uff09<\/td>\n<\/tr>\n<tr>\n<td>GLONASS<\/td>\n<td>11\u6642\u959315\u5206<\/td>\n<td>8\u6052\u661f\u65e5<\/td>\n<\/tr>\n<tr>\n<td>Galileo<\/td>\n<td>14\u6642\u959322\u5206<\/td>\n<td>1\u65e5\u5358\u4f4d\u3067\u306f\u623b\u3089\u306a\u3044<\/td>\n<\/tr>\n<tr>\n<td>QZSS\uff08\u6e96\u5929\u9802\u8ecc\u9053\uff09<\/td>\n<td>\u7d0424\u6642\u9593\uff08\u5317\u534a\u7403\u306b\u7d0413\u6642\u9593\u30fb\u5357\u534a\u7403\u306b\u7d0411\u6642\u9593\uff09<\/td>\n<td>1\u6052\u661f\u65e5\uff08\u6bce\u65e5\u307b\u307c\u540c\u30588\u306e\u5b57\uff09<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>GLONASS \u306f8\u6052\u661f\u65e5\u304b\u3051\u3066\u3088\u3046\u3084\u304f\u540c\u3058\u885b\u661f\u304c\u623b\u308a\u307e\u3059\u304c\u30011\u3064\u306e\u8ecc\u9053\u9762\u306b8\u6a5f\u304c\u4e26\u3093\u3067\u3044\u308b\u305f\u3081\u3001<strong>\u7a7a\u306e\u300c\u4f4d\u7f6e\u300d\u305d\u306e\u3082\u306e\u306f\u6bce\u65e5\u5225\u306e\u885b\u661f\u3067\u57cb\u307e\u308a\u307e\u3059<\/strong>\u3002\u4ef0\u89d2\u30fb\u65b9\u4f4d\u306e\u4e26\u3073\u3068\u3057\u3066\u306f\u6bce\u65e5\u4f3c\u305f\u5f62\u306b\u306a\u308b\u3001\u3068\u3044\u3046\u7406\u89e3\u3067\u3061\u3087\u3046\u3069\u3088\u3044\u6319\u52d5\u3067\u3059\u3002<\/p>\n<p>QZSS\uff08\u307f\u3061\u3073\u304d\uff09\u306e\u6e96\u5929\u9802\u8ecc\u9053\u306f\u5468\u671f\u304c\u307b\u307c1\u6052\u661f\u65e5\u306a\u306e\u3067\u3001<strong>\u6bce\u65e5\u307b\u307c\u540c\u3058\u6642\u523b\u30fb\u540c\u3058\u5f62\u3067\u65e5\u672c\u4e0a\u7a7a\u306b8\u306e\u5b57\u3092\u63cf\u304d\u307e\u3059<\/strong>\u3002CLAS \u3092\u4f7f\u3063\u3066\u3044\u3066\u300c\u3053\u306e\u6642\u9593\u5e2f\u306f\u3044\u3064\u3082\u5b89\u5b9a\u3059\u308b\uff0f\u3044\u3064\u3082\u6e0b\u3044\u300d\u3068\u611f\u3058\u308b\u306a\u3089\u3001\u305d\u308c\u306f\u6c17\u306e\u305b\u3044\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p><img decoding=\"async\" style=\"width:80%;max-width:100%;height:auto;display:block;margin:0 auto;\" src=\"https:\/\/y42u.net\/tec001\/wp-content\/uploads\/2026\/09\/gde-fig-rtk-base-rover.jpeg\" alt=\"\u540c\u3058\u885b\u661f\u3092\u898b\u308b\u57fa\u6e96\u5c40\u3068\u79fb\u52d5\u5c40\u3001\u305d\u306e\u3042\u3044\u3060\u306e\u57fa\u7dda\u9577\"><\/p>\n<p>RTK \u306f\u57fa\u6e96\u5c40\u3068\u79fb\u52d5\u5c40\u304c<strong>\u540c\u3058\u885b\u661f\u3092\u540c\u6642\u306b\u898b\u3066<\/strong>\u5dee\u3092\u3068\u308b\u65b9\u5f0f\u3067\u3059\u3002\u898b\u3048\u3066\u3044\u308b\u885b\u661f\u306e\u4e26\u3073\u304c\u6bce\u65e5\u518d\u73fe\u3059\u308b\u3068\u3044\u3046\u3053\u3068\u306f\u3001<strong>\u57fa\u7dda\u306e\u8aa4\u5dee\u306e\u51fa\u65b9\u3082\u6bce\u65e5\u518d\u73fe\u3059\u308b<\/strong>\u3068\u3044\u3046\u3053\u3068\u3067\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2 id=\"1_1\">\u73fe\u5834\u3067\u306e\u4f7f\u3044\u65b9\u2460\uff1a\u518d\u6e2c\u306f\u300c\u540c\u3058\u6642\u523b\u300d\u3092\u907f\u3051\u308b<\/h2>\n<p>\u3044\u3061\u3070\u3093\u5b9f\u7528\u7684\u306a\u4f7f\u3044\u65b9\u304c\u3053\u308c\u3067\u3059\u3002<\/p>\n<ul>\n<li><strong>\u4eca\u65e5\u3046\u307e\u304f\u3044\u304b\u306a\u304b\u3063\u305f\u70b9\u3092\u660e\u65e5\u6e2c\u308a\u76f4\u3059\u306a\u3089\u3001\u540c\u3058\u6642\u523b\u306f\u907f\u3051\u308b\u3002<\/strong> \u885b\u661f\u914d\u7f6e\u306f\u307b\u307c\u540c\u3058\u306b\u623b\u308a\u307e\u3059<\/li>\n<li><strong>2\u6642\u9593\u4ee5\u4e0a\u305a\u3089\u3059\u3002<\/strong> 30\u5206\u3067\u306f\u914d\u7f6e\u304c\u5927\u304d\u304f\u306f\u5909\u308f\u308a\u307e\u305b\u3093\u3002\u534a\u65e5\u305a\u3089\u305b\u308c\u3070\u78ba\u5b9f\u3067\u3059<\/li>\n<li><strong>\u540c\u3058\u65e5\u306b2\u56de\u6e2c\u308b\u306a\u30894\u6642\u9593\u4ee5\u4e0a\u3042\u3051\u308b\u3002<\/strong> \u300c\u6642\u9593\u3092\u3042\u3051\u30662\u56de\u6e2c\u3063\u3066\u8f03\u5dee\u3092\u898b\u308b\u300d\u3068\u3044\u3046\u904b\u7528\u306f\u3001\u9593\u9694\u304c\u77ed\u3044\u3068\u540c\u3058\u7656\u30922\u56de\u6e2c\u3063\u3066\u3044\u308b\u3060\u3051\u306b\u306a\u308a\u307e\u3059<\/li>\n<li>\u9006\u306b\u3001<strong>\u3042\u3048\u3066\u540c\u3058\u6642\u523b\u306b\u6e2c\u308b<\/strong>\u3068\u3044\u3046\u4f7f\u3044\u65b9\u3082\u3042\u308a\u307e\u3059\uff08\u6b21\u7bc0\uff09<\/li>\n<\/ul>\n<h2 id=\"2\">\u73fe\u5834\u3067\u306e\u4f7f\u3044\u65b9\u2461\uff1a\u30de\u30eb\u30c1\u30d1\u30b9\u304b\u3069\u3046\u304b\u3092\u5207\u308a\u5206\u3051\u308b<\/h2>\n<p>\u3042\u308b\u70b9\u3067\u6bce\u56de\u540c\u3058\u65b9\u5411\u306b\u6570cm\u305a\u308c\u308b\u3002\u539f\u56e0\u304c\u30de\u30eb\u30c1\u30d1\u30b9\u306a\u306e\u304b\u3001\u57fa\u6e96\u5c40\u306e\u5ea7\u6a19\u306a\u306e\u304b\u3001\u96fb\u96e2\u5c64\u306a\u306e\u304b\u2014\u2014\u5207\u308a\u5206\u3051\u305f\u3044\u3068\u304d\u306b\u3001\u3053\u306e\u5468\u671f\u304c\u52b9\u304d\u307e\u3059\u3002<\/p>\n<ol>\n<li>\u554f\u984c\u306e\u51fa\u305f\u6642\u523b\u3092\u8a18\u9332\u3059\u308b\uff08\u4f8b\uff1a14\u664210\u5206\uff09<\/li>\n<li>\u7fcc\u65e5\u3001<strong>\u305d\u306e\u7d044\u5206\u524d<\/strong>\uff0814\u664206\u5206\u3054\u308d\uff09\u306b\u540c\u3058\u70b9\u30fb\u540c\u3058\u30a2\u30f3\u30c6\u30ca\u9ad8\u3067\u6e2c\u308b<\/li>\n<li><strong>\u540c\u3058\u7656\u304c\u540c\u3058\u3088\u3046\u306b\u51fa\u308c\u3070\u3001\u539f\u56e0\u306f\u300c\u305d\u306e\u5834\u6240\u304b\u3089\u898b\u3048\u308b\u7a7a\u306e\u5f62\u300d\u5074<\/strong>\u2014\u2014\u3064\u307e\u308a\u30de\u30eb\u30c1\u30d1\u30b9\u3084\u906e\u853d\u3067\u3059\u3002\u53cd\u5c04\u6e90\uff08\u58c1\u30fb\u6c34\u9762\u30fb\u8eca\u4e21\u30fb\u91d1\u7db2\uff09\u3092\u7591\u3044\u307e\u3059<\/li>\n<li><strong>\u51fa\u65b9\u304c\u9055\u3048\u3070\u3001\u539f\u56e0\u306f\u7a7a\u306e\u5f62\u3067\u306f\u306a\u3044<\/strong>\u2014\u2014\u57fa\u6e96\u5c40\u5ea7\u6a19\u3001\u96fb\u96e2\u5c64\u306e\u64fe\u4e71\u3001\u30a2\u30f3\u30c6\u30ca\u8a2d\u7f6e\u3001\u53d7\u4fe1\u6a5f\u8a2d\u5b9a\u306a\u3069\u3092\u9806\u306b\u7591\u3044\u307e\u3059<\/li>\n<\/ol>\n<p>\u53cd\u5c04\u306f\u300c\u3069\u3053\u304b\u3089\u96fb\u6ce2\u304c\u6765\u308b\u304b\u300d\u3067\u6c7a\u307e\u308b\u306e\u3067\u3001\u885b\u661f\u914d\u7f6e\u304c\u518d\u73fe\u3059\u308c\u3070\u53cd\u5c04\u7d4c\u8def\u3082\u518d\u73fe\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u691c\u8a3c\u3068\u3057\u3066\u7d20\u76f4\u3067\u3059\u3002\u906e\u853d\u306e\u5f71\u97ff\u305d\u306e\u3082\u306e\u306b\u3064\u3044\u3066\u306f <a href=\"https:\/\/y42u.net\/tec001\/2026\/08\/19\/multipath-rtk-fix-instability-field\/\">\u30de\u30eb\u30c1\u30d1\u30b9\u3067FIX\u304c\u5b89\u5b9a\u3057\u306a\u3044\u3068\u304d<\/a> \u306b\u3001\u4ef0\u89d2\u30de\u30b9\u30af\u306e\u6c7a\u3081\u65b9\u306f <a href=\"https:\/\/y42u.net\/tec001\/2026\/09\/02\/elevation-mask-angle-gnss-rtk-field\/\">\u4ef0\u89d2\u30de\u30b9\u30af\u89d2\u306f\u3069\u3053\u307e\u3067\u4e0b\u3052\u3066\u3088\u3044\uff1f<\/a> \u306b\u307e\u3068\u3081\u3066\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2 id=\"31\">\u73fe\u5834\u3067\u306e\u4f7f\u3044\u65b9\u2462\uff1a\u89b3\u6e2c\u8a08\u753b\u3092\u300c1\u65e5\u305a\u3089\u3059\u300d\u3068\u304d\u306e\u6ce8\u610f<\/h2>\n<p>\u89b3\u6e2c\u8a08\u753b\uff08\u30df\u30c3\u30b7\u30e7\u30f3\u30d7\u30e9\u30f3\u30cb\u30f3\u30b0\uff09\u3092\u524d\u65e5\u306b\u7acb\u3066\u3066\u304a\u3044\u3066\u3001\u5f53\u65e5\u306b\u6301\u3061\u8d8a\u3059\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u3068\u304d\u3001<strong>DOP \u304c\u826f\u3044\u6642\u9593\u5e2f\u306e\u8868\u30921\u65e5\u305d\u306e\u307e\u307e\u4f7f\u3046\u3068\u3001\u7d044\u5206\u3076\u3093\u53e4\u3044\u8868<\/strong>\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>4\u5206\u306e\u305a\u308c\u304c\u554f\u984c\u306b\u306a\u308b\u306e\u306f\u3001DOP \u304c\u77ed\u6642\u9593\u3067\u6025\u306b\u60aa\u5316\u3059\u308b\u6642\u9593\u5e2f\u3060\u3051\u3067\u3059\u3002\u8c37\u7b4b\u3084\u5e02\u8857\u5730\u306e\u3088\u3046\u306b\u4f7f\u3048\u308b\u7a7a\u304c\u72ed\u3044\u73fe\u5834\u3067\u306f\u3001\u305d\u306e\u300c\u7a93\u300d\u304c10\u5206\u7a0b\u5ea6\u3057\u304b\u306a\u3044\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<strong>\u7a93\u304c\u72ed\u3044\u73fe\u5834\u307b\u3069\u3001\u524d\u65e5\u306e\u8a08\u753b\u8868\u3092\u305d\u306e\u307e\u307e\u4f7f\u308f\u306a\u3044<\/strong>\u306e\u304c\u5b89\u5168\u3067\u3059\u3002<\/p>\n<h2 id=\"gnss\">\u30de\u30eb\u30c1GNSS\u3067\u306f\u3001\u304d\u308c\u3044\u306b\u306f\u518d\u73fe\u3057\u306a\u3044<\/h2>\n<p>\u3053\u3053\u307e\u3067\u306f\u300cGPS\u3060\u3051\u300d\u3067\u898b\u305f\u3068\u304d\u306e\u8a71\u3067\u3059\u3002\u5b9f\u969b\u306e\u53d7\u4fe1\u6a5f\u306f GPS\u30fbGLONASS\u30fbGalileo\u30fbBeiDou\u30fbQZSS \u3092\u6df7\u305c\u3066\u4f7f\u3044\u307e\u3059\u3002\u30b7\u30b9\u30c6\u30e0\u3054\u3068\u306b\u56de\u5e30\u5468\u671f\u304c\u9055\u3046\u306e\u3067\u3001<strong>\u5168\u4f53\u3068\u3057\u3066\u306e\u4e26\u3073\u306f\u6bce\u65e5\u3074\u3063\u305f\u308a\u306f\u518d\u73fe\u3057\u307e\u305b\u3093<\/strong>\u3002<\/p>\n<ul>\n<li>GPS \u3068 QZSS \u306e\u90e8\u5206\u306f\u6bce\u65e5\u307b\u307c\u518d\u73fe\u3059\u308b<\/li>\n<li>GLONASS \u306f\u300c\u540c\u3058\u4f4d\u7f6e\u3092\u5225\u306e\u885b\u661f\u304c\u57cb\u3081\u308b\u300d\u5f62\u3067\u4f3c\u305f\u4e26\u3073\u306b\u306a\u308b<\/li>\n<li>Galileo\u30fbBeiDou \u306e MEO \u306f\u3082\u3063\u3068\u9577\u3044\u5468\u671f\u306a\u306e\u3067\u3001\u65e5\u5358\u4f4d\u3067\u306f\u623b\u3089\u306a\u3044<\/li>\n<\/ul>\n<p>\u3064\u307e\u308a<strong>\u518d\u73fe\u3059\u308b\u306e\u306f\u300c\u3088\u304f\u4f3c\u305f\u914d\u7f6e\u300d\u3067\u3042\u3063\u3066\u3001\u300c\u540c\u4e00\u306e\u914d\u7f6e\u300d\u3067\u306f\u3042\u308a\u307e\u305b\u3093<\/strong>\u3002\u5207\u308a\u5206\u3051\u306e\u624b\u304c\u304b\u308a\u3068\u3057\u3066\u306f\u5341\u5206\u3067\u3059\u304c\u3001\u300c\u7fcc\u65e5\u306e\u540c\u6642\u523b\u306a\u3089\u5fc5\u305a\u540c\u3058\u7d50\u679c\u306b\u306a\u308b\u300d\u3068\u671f\u5f85\u3059\u308b\u306e\u306f\u884c\u304d\u904e\u304e\u3067\u3059\u3002\u4f7f\u3048\u308b\u885b\u661f\u6570\u305d\u306e\u3082\u306e\u306e\u8a71\u306f <a href=\"https:\/\/y42u.net\/tec001\/2026\/08\/24\/multi-gnss-constellations-rtk-field\/\">\u885b\u661f\u304c\u591a\u3044\u3068\u7cbe\u5ea6\u306f\u4e0a\u304c\u308b\uff1f<\/a> \u306b\u307e\u3068\u3081\u3066\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2 id=\"_1\">\u62bc\u3055\u3048\u3066\u304a\u304f\u3053\u3068<\/h2>\n<ul>\n<li>GPS\u885b\u661f\u306e\u8ecc\u9053\u5468\u671f\u306f11\u6642\u959358\u5206\uff1d\u6052\u661f\u65e5\u306e\u534a\u5206\u3002<strong>\u540c\u3058\u7a7a\u306e\u4f4d\u7f6e\u306b\u623b\u308b\u306e\u306f1\u6052\u661f\u65e5\uff0823\u6642\u959356\u520604\u79d2\uff09\u3054\u3068<\/strong><\/li>\n<li>\u592a\u967d\u6642\u3067\u306f<strong>\u6bce\u65e53\u520656\u79d2\u305a\u3064\u65e9\u307e\u308b<\/strong>\u30021\u9031\u9593\u3067\u7d0427\u5206\u30011\u304b\u6708\u3067\u7d042\u6642\u9593\u3001366\u65e5\u30671\u5468<\/li>\n<li><strong>\u518d\u6e2c\u306f\u540c\u3058\u6642\u523b\u3092\u907f\u3051\u308b\u3002<\/strong> 2\u6642\u9593\u4ee5\u4e0a\u3001\u3067\u304d\u308c\u3070\u534a\u65e5\u305a\u3089\u3059<\/li>\n<li><strong>\u3042\u3048\u3066\u7fcc\u65e5\u306e4\u5206\u524d\u306b\u6e2c\u308c\u3070\u3001\u30de\u30eb\u30c1\u30d1\u30b9\u304b\u3069\u3046\u304b\u3092\u5207\u308a\u5206\u3051\u3089\u308c\u308b<\/strong><\/li>\n<li>QZSS \u306f\u307b\u307c1\u6052\u661f\u65e5\u5468\u671f\u306a\u306e\u3067\u3001CLAS \u306e\u8abf\u5b50\u306e\u826f\u3057\u60aa\u3057\u304c\u6642\u9593\u5e2f\u306b\u7d10\u3065\u3044\u3066\u611f\u3058\u3089\u308c\u308b\u306e\u306f\u81ea\u7136<\/li>\n<li>\u30de\u30eb\u30c1GNSS\u3067\u306f\u5b8c\u5168\u306a\u518d\u73fe\u3067\u306f\u306a\u304f\u300c\u3088\u304f\u4f3c\u305f\u914d\u7f6e\u300d\u3002\u624b\u304c\u304b\u308a\u3067\u3042\u3063\u3066\u4fdd\u8a3c\u3067\u306f\u306a\u3044<\/li>\n<\/ul>\n<p>\u885b\u661f\u306e\u4e26\u3073\u306f\u3001\u73fe\u5834\u304c\u5909\u3048\u3089\u308c\u306a\u3044\u6761\u4ef6\u306e\u3072\u3068\u3064\u3067\u3059\u3002\u305f\u3060\u3057<strong>\u3044\u3064\u5909\u308f\u308b\u304b\u306f\u5206\u304b\u3063\u3066\u3044\u308b\u6761\u4ef6<\/strong>\u3067\u3082\u3042\u308a\u307e\u3059\u3002\u4e88\u5b9a\u30924\u5206\u305a\u3089\u3059\u3060\u3051\u3067\u7d50\u679c\u304c\u5909\u308f\u308b\u3053\u3068\u306f\u3001\u601d\u3063\u3066\u3044\u308b\u3088\u308a\u591a\u304f\u3042\u308a\u307e\u3059\u3002<\/p>\n<blockquote><p>\n\u672c\u8a18\u4e8b\u306e\u8ecc\u9053\u5468\u671f\u306f2026\u5e749\u6708\u6642\u70b9\u306e\u5404\u30b7\u30b9\u30c6\u30e0\u306e\u516c\u79f0\u5024\u3067\u3059\u3002\u885b\u661f\u306e\u914d\u7f6e\u30fb\u6a5f\u6570\u306f\u6253\u3061\u4e0a\u3052\u3084\u8ecc\u9053\u5909\u66f4\u3067\u5909\u308f\u308a\u307e\u3059\u3002\n<\/p><\/blockquote>\n<h3 id=\"_2\">\u51fa\u5178<\/h3>\n<ul>\n<li>ESA Navipedia\u300cGLONASS Space Segment\u300d\uff08GPS\u30fbGLONASS\u30fbGalileo \u306e\u8ecc\u9053\u5468\u671f\u4e00\u89a7\uff09 https:\/\/gssc.esa.int\/navipedia\/index.php\/GLONASS_Space_Segment<\/li>\n<li>\u5185\u95a3\u5e9c\u300c\u307f\u3061\u3073\u304d\uff08\u6e96\u5929\u9802\u885b\u661f\u30b7\u30b9\u30c6\u30e0\uff09\u300d\uff08\u6e96\u5929\u9802\u8ecc\u9053\u306e\u6ede\u5728\u6642\u9593\uff09 https:\/\/qzss.go.jp\/<\/li>\n<li>\u56fd\u571f\u5730\u7406\u9662\u300c\u4f5c\u696d\u898f\u7a0b\u306e\u6e96\u5247\u306b\u3064\u3044\u3066\u300d https:\/\/www.gsi.go.jp\/gijyutukanri\/gijyutukanri41018.html<\/li>\n<li>\u56fd\u571f\u5730\u7406\u9662\u300c\u96fb\u5b50\u57fa\u6e96\u70b9\u30c7\u30fc\u30bf\u63d0\u4f9b\u30b5\u30fc\u30d3\u30b9\u300d https:\/\/terras.gsi.go.jp\/<\/li>\n<\/ul>\n<hr \/>\n<h2 id=\"_3\">\u6b21\u306b\u78ba\u8a8d\u3059\u308b<\/h2>\n<ul>\n<li><a href=\"https:\/\/y42u.net\/tec001\/2026\/08\/19\/multipath-rtk-fix-instability-field\/\">\u30de\u30eb\u30c1\u30d1\u30b9\u3067FIX\u304c\u5b89\u5b9a\u3057\u306a\u3044\u3068\u304d\uff08GeoDiveExa\uff09<\/a> \u2014 \u672c\u8a18\u4e8b\u306e\u5207\u308a\u5206\u3051\u3067\u300c\u7a7a\u306e\u5f62\u304c\u539f\u56e0\u300d\u3068\u5206\u304b\u3063\u305f\u3042\u3068\u3001\u53cd\u5c04\u6e90\u3092\u3069\u3046\u63a2\u3059\u304b\u304c\u5206\u304b\u308a\u307e\u3059<\/li>\n<li><a href=\"https:\/\/y42u.net\/tec001\/2026\/09\/02\/elevation-mask-angle-gnss-rtk-field\/\">\u4ef0\u89d2\u30de\u30b9\u30af\u89d2\u306f\u3069\u3053\u307e\u3067\u4e0b\u3052\u3066\u3088\u3044\uff1f<\/a> \u2014 \u4f4e\u3044\u885b\u661f\u3092\u5207\u308b\u304b\u6b8b\u3059\u304b\u306e\u5224\u65ad\u57fa\u6e96\u304c\u5206\u304b\u308a\u307e\u3059<\/li>\n<li><a href=\"https:\/\/y42u.net\/tec001\/2026\/09\/19\/gnss-cold-start-ttff-ephemeris-almanac-field\/\">\u53d7\u4fe1\u6a5f\u306e\u96fb\u6e90\u3092\u5165\u308c\u3066\u304b\u3089\u6e2c\u308c\u308b\u307e\u3067\uff08\u30b3\u30fc\u30eb\u30c9\u30b9\u30bf\u30fc\u30c8\uff09<\/a> \u2014 \u53d7\u4fe1\u6a5f\u304c\u300c\u885b\u661f\u304c\u3069\u3053\u306b\u3044\u308b\u304b\u300d\u3092\u3069\u3046\u624b\u306b\u5165\u308c\u3066\u3044\u308b\u304b\u304c\u5206\u304b\u308a\u307e\u3059<\/li>\n<li><a href=\"https:\/\/gmp.y42u.net\/2026\/09\/03\/sidereal-day-23h56m-learning\/\">1\u65e5\u306f\u306a\u305c23\u6642\u959356\u5206\u306a\u306e\u304b\uff08GeoPrism JP\uff09<\/a> \u2014 \u672c\u8a18\u4e8b\u304c\u524d\u63d0\u306b\u3057\u3066\u3044\u308b\u6052\u661f\u65e5\u3068\u592a\u967d\u65e5\u306e\u5dee\u3092\u3001\u56f3\u3067\u78ba\u304b\u3081\u3089\u308c\u307e\u3059<\/li>\n<li>\u66f8\u7c4d\u3067\u307e\u3068\u3081\u3066\u5b66\u3076: <a href=\"https:\/\/www.amazon.co.jp\/dp\/B0HF4SJC1L\">\u300e\u65e5\u672c\u306e\u6e2c\u5730\u7cfbQ&amp;A\u300f\u7b2c10\u7ae0\u300cGPS\u3068\u307f\u3061\u3073\u304d\u306e\u3057\u304f\u307f\u300d<\/a>\uff08Kindle Unlimited\u5bfe\u5fdc\uff09<\/li>\n<\/ul>\n<hr \/>\n<blockquote><p>\n<strong>\u958b\u767a\u8005\u3088\u308a<\/strong>: \u30a2\u30d7\u30ea\u30fbKindle\u672c\u30fb\u516c\u958b\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u4e00\u89a7\u306f <a href=\"https:\/\/github.com\/amru195704\">GitHub: amru195704<\/a> \u306b\u307e\u3068\u3081\u3066\u3044\u307e\u3059\u3002\n<\/p><\/blockquote>\n<hr \/>\n<blockquote><p>\n<strong>\u304a\u9858\u3044<\/strong><br \/>\n\u672c\u8a18\u4e8b\u306e\u60c5\u5831\u306f\u53c2\u8003\u76ee\u7684\u3067\u63b2\u8f09\u3057\u3066\u304a\u308a\u3001\u6b63\u78ba\u6027\u30fb\u5b8c\u5168\u6027\u3092\u4fdd\u8a3c\u3059\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u8aa4\u8a18\u30fb\u4e0d\u6b63\u78ba\u306a\u60c5\u5831\u304c\u3054\u3056\u3044\u307e\u3057\u305f\u3089\u3001\u30b3\u30e1\u30f3\u30c8\u6b04\u3088\u308a\u3054\u6307\u6458\u3044\u305f\u3060\u3051\u308c\u3070\u3001\u78ba\u8a8d\u306e\u3046\u3048\u4fee\u6b63\u3044\u305f\u3057\u307e\u3059\u3002\n<\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>\u6628\u65e5FIX\u3057\u305f\u5834\u6240\u3067\u3001\u4eca\u65e5\u306f\u306a\u305cFIX\u3057\u306a\u3044\uff1f \u2014 GPS\u885b\u661f\u306e\u914d\u7f6e\u304c\u6bce\u65e53\u520656\u79d2\u305a\u3064\u65e9\u304f\u623b\u308b\u4ed5\u7d44\u307f GPS\u885b\u661f\u304c\u7a7a\u306e\u540c\u3058\u4f4d\u7f6e\u306b\u623b\u3063\u3066\u304f\u308b\u306e\u306f\u300124\u6642\u9593\u5f8c\u3067\u306f\u306a\u304f\u7d0423\u6642\u959356\u520604\u79d2\u5f8c\u3067\u3059\u3002\u6bce\u65e5\u304a\u3088\u305d3\u520656\u79d2\u305a\u3064\u65e9 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4176,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"sns_share_botton_hide":"","vkExUnit_sns_title":"","_vk_print_noindex":"","sitemap_hide":"","_veu_custom_css":"","veu_display_promotion_alert":"","vkexunit_cta_each_option":"","_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[1],"tags":[421,17,420,16,15,207,14,225,618,616,615,617],"class_list":["post-4177","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","tag-galileo","tag-geodiveexa","tag-glonass","tag-gnss","tag-gps","tag-qzss","tag-rtk","tag-225","tag-618","tag-616","tag-615","tag-617"],"veu_head_title_object":{"title":"","add_site_title":""},"jetpack_publicize_connections":[],"jetpack-related-posts":[],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"https:\/\/y42u.net\/tec001\/wp-content\/uploads\/2026\/09\/gde-gnss-orbit-repeat-sidereal-day-field.jpeg","_links":{"self":[{"href":"https:\/\/y42u.net\/tec001\/wp-json\/wp\/v2\/posts\/4177","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/y42u.net\/tec001\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/y42u.net\/tec001\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/y42u.net\/tec001\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/y42u.net\/tec001\/wp-json\/wp\/v2\/comments?post=4177"}],"version-history":[{"count":0,"href":"https:\/\/y42u.net\/tec001\/wp-json\/wp\/v2\/posts\/4177\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/y42u.net\/tec001\/wp-json\/wp\/v2\/media\/4176"}],"wp:attachment":[{"href":"https:\/\/y42u.net\/tec001\/wp-json\/wp\/v2\/media?parent=4177"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/y42u.net\/tec001\/wp-json\/wp\/v2\/categories?post=4177"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/y42u.net\/tec001\/wp-json\/wp\/v2\/tags?post=4177"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}