{"id":730,"date":"2017-09-19T11:01:11","date_gmt":"2017-09-19T11:01:11","guid":{"rendered":"http:\/\/www.sgm.gub.uy\/geoportal\/?page_id=730"},"modified":"2026-10-24T09:00:04","modified_gmt":"2026-10-24T12:00:04","slug":"informacion-gral-estaciones","status":"publish","type":"page","link":"https:\/\/igm.gub.uy\/geoportal\/informacion-gral-estaciones\/","title":{"rendered":"Informaci\u00f3n Gral. Estaciones"},"content":{"rendered":"\n<style>.gp-downloads{box-sizing:border-box;width:100%;max-width:1320px;margin:0 auto;padding:40px clamp(22px,4vw,48px) 60px;color:#263442;font-family:Arial,sans-serif}.gp-downloads *{box-sizing:border-box}.gp-downloads .gp-d-hero{background:#1b222e;color:#fff;border-radius:20px;padding:clamp(26px,4vw,46px);margin:0 0 30px;border-top:4px solid #70d6ed}.gp-downloads .gp-d-eyebrow{font-size:11px;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:#70d6ed;margin:0 0 14px}.gp-downloads h1{font-size:clamp(28px,3vw,42px);line-height:1.12;color:inherit;margin:0 0 18px;font-weight:700}.gp-downloads .gp-d-hero p:last-child{font-size:16px;line-height:1.75;max-width:760px;color:#d6e0e8;margin:0}.gp-downloads h2{font-size:23px;line-height:1.3;margin:30px 0 12px;color:#1b222e}.gp-downloads h3{font-size:19px;line-height:1.4;color:#1b222e;margin:12px 0}.gp-downloads p{font-size:15px;line-height:1.75;margin:0 0 16px}.gp-downloads .gp-d-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.gp-downloads .gp-d-card{padding:26px;border:1px solid #dce6ec;border-radius:16px;background:#fff;display:flex;flex-direction:column;min-width:0;box-shadow:0 7px 22px #1b222e08}.gp-downloads .gp-d-card p{color:#526170}.gp-downloads .gp-d-tag{align-self:flex-start;font-size:11px;font-weight:700;letter-spacing:1px;color:#006a83;background:#edf8fb;border-radius:7px;padding:7px 10px}.gp-downloads a.gp-d-btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;align-self:flex-start;text-decoration:none!important;background:#007e9e;color:#fff!important;padding:13px 19px;border-radius:8px;font-size:14px;font-weight:700;line-height:1.4;margin-top:auto;min-height:46px}.gp-downloads a.gp-d-btn:hover{background:#00647d}.gp-downloads a:focus-visible,.gp-downloads summary:focus-visible{outline:3px solid #007e9e;outline-offset:4px}.gp-downloads .gp-d-note{background:#f2f7f9;border-left:3px solid #007e9e;border-radius:0 10px 10px 0;padding:19px 22px;margin-top:26px;color:#526170}.gp-downloads details{border:1px solid #dce6ec;border-radius:12px;margin:14px 0;overflow:hidden}.gp-downloads summary{padding:20px 24px;font-size:17px;line-height:1.5;font-weight:700;cursor:pointer;color:#1b222e;background:#f6f9fb}.gp-downloads details[open] summary{border-bottom:1px solid #dce6ec}.gp-downloads .gp-d-body{padding:24px}.gp-downloads .gp-d-body h3{font-size:17px}.gp-downloads .gp-d-body img{display:block;max-width:100%;height:auto;margin:20px auto}.gp-downloads .gp-d-file{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 0;border-bottom:1px solid #e5edf1}.gp-downloads .gp-d-file:last-child{border:0}.gp-downloads .gp-d-file a{font-size:14px;font-weight:700;color:#006a83}.gp-downloads .gp-d-file span{font-size:15px}.gp-downloads iframe{width:100%;height:580px;border:1px solid #dce6ec;border-radius:10px}.gp-downloads .gp-d-footer{margin-top:30px;padding-top:22px;border-top:1px solid #dce6ec;font-size:14px;color:#526170}.gp-downloads .gp-d-footer a{color:#006a83;font-weight:700}@media(max-width:650px){.gp-downloads{padding:26px 18px 38px}.gp-downloads .gp-d-grid{grid-template-columns:1fr}.gp-downloads .gp-d-card,.gp-downloads .gp-d-body{padding:21px}.gp-downloads .gp-d-file{align-items:flex-start;flex-direction:column;gap:8px}.gp-downloads iframe{height:450px}.gp-downloads summary{padding:18px}.gp-downloads a.gp-d-btn{width:100%}}<\/style><style>.gp-downloads .st-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin:22px 0}.gp-downloads .st-actions a.gp-d-btn{margin:0}.gp-downloads .st-secondary{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:12px 18px;border:1px solid #c8dce5;border-radius:8px;text-decoration:none;color:#006a83;font-size:14px;font-weight:700}.gp-downloads .gp-d-hero .st-secondary{color:#fff;border-color:#ffffff40}.gp-downloads .st-toolbar{display:grid;grid-template-columns:minmax(0,1fr) 210px auto;gap:14px;align-items:end;background:#f2f7f9;padding:22px;border-radius:14px}.gp-downloads .st-toolbar label{font-size:13px;font-weight:700;color:#263442}.gp-downloads .st-toolbar input,.gp-downloads .st-toolbar select{display:block;width:100%;min-height:46px;padding:12px;margin-top:8px;border:1px solid #c8d8e1;background:white;color:#263442;border-radius:7px;font:14px Arial,sans-serif}.gp-downloads .st-button{min-height:44px;padding:11px 15px;border:1px solid #c8d8e1;border-radius:7px;background:white;color:#006a83;font-size:13px;font-weight:700;cursor:pointer}.gp-downloads .st-button:hover{background:#edf8fb}.gp-downloads input:focus-visible,.gp-downloads select:focus-visible,.gp-downloads button:focus-visible{outline:3px solid #007e9e;outline-offset:3px}.gp-downloads .st-count{font-size:13px;color:#526170;margin:16px 0}.gp-downloads .st-directory{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;align-items:start}.gp-downloads details.st-station{margin:0}.gp-downloads .st-station summary{list-style:none;background:white;padding:20px 43px 20px 20px;min-height:130px;position:relative}.gp-downloads .st-station summary::-webkit-details-marker{display:none}.gp-downloads .st-station summary:after{content:'+';position:absolute;right:19px;top:22px;color:#007e9e;font-size:23px;font-weight:400}.gp-downloads .st-station[open] summary:after{content:'\u2212'}.gp-downloads .st-code{font-size:22px;font-weight:700;color:#006a83;display:block;margin-bottom:7px}.gp-downloads .st-place{font-size:15px;line-height:1.5;display:block}.gp-downloads .st-dept{display:block;font-size:11px;font-weight:400;color:#526170;margin-top:6px}.gp-downloads .st-fields{margin:0;display:grid;grid-template-columns:1fr 1fr;gap:18px;padding:22px;background:#fbfdfe}.gp-downloads .st-fields div{min-width:0}.gp-downloads .st-fields dt{font-size:11px;letter-spacing:.4px;text-transform:uppercase;color:#526170;margin-bottom:6px}.gp-downloads .st-fields dd{margin:0;font-size:13px;line-height:1.65;color:#263442;overflow-wrap:anywhere}.gp-downloads .st-fields .st-wide{grid-column:1\/-1}.gp-downloads .st-empty{padding:28px;border:1px dashed #c8d8e1;border-radius:12px;text-align:center;color:#526170}.gp-downloads [hidden]{display:none!important}.gp-downloads .st-video{display:block;width:100%;height:auto;aspect-ratio:16\/9;background:#111820;border-radius:12px}.gp-downloads .st-video-wrap{border:1px solid #dce6ec;padding:14px;border-radius:18px;margin:20px 0;background:#f2f7f9}.gp-downloads .st-video-title{font-size:13px;color:#526170;margin-bottom:14px}.gp-downloads .st-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.gp-downloads .st-steps .gp-d-card{padding:23px}.gp-downloads .st-number{font-size:30px;font-weight:700;color:#007e9e}.gp-downloads .st-diagram{display:block;width:auto;max-width:100%;height:auto;margin:24px auto}.gp-downloads .st-table-wrap{overflow:auto;border:1px solid #dce6ec;border-radius:12px}.gp-downloads .st-table{width:100%;border-collapse:collapse;font-size:14px}.gp-downloads .st-table caption{text-align:left;padding:18px;font-weight:700;background:#f2f7f9}.gp-downloads .st-table th,.gp-downloads .st-table td{padding:16px;text-align:left;border-bottom:1px solid #e0e9ef;vertical-align:top;line-height:1.7}.gp-downloads .st-table th{color:#263442;background:#f8fafb}.gp-downloads .st-technical{font-size:13px;color:#526170}.gp-downloads .st-connect{display:grid;grid-template-columns:2fr 1fr;gap:18px;margin:20px 0}.gp-downloads .st-connect>div{background:#f2f7f9;padding:22px;border:1px solid #dce6ec;border-radius:12px;min-width:0}.gp-downloads .st-connect label,.gp-downloads .st-connect .st-fieldlabel{display:block;font-size:12px;color:#526170;margin-bottom:10px}.gp-downloads .st-connect code{display:block;font:700 clamp(18px,2vw,23px)\/1.5 Consolas,monospace;color:#1b222e;overflow-wrap:anywhere;margin-bottom:14px}.gp-downloads .st-list{padding-left:20px;margin:0 0 15px}.gp-downloads .st-list li{font-size:14px;line-height:1.85;margin-bottom:8px}.gp-downloads .st-command{white-space:pre-wrap;overflow-wrap:anywhere;background:#1b222e;color:#e6f4f8;border-radius:9px;padding:18px;font:12px\/1.9 Consolas,monospace;margin:16px 0}.gp-downloads .st-related{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0}.gp-downloads .st-related a{padding:11px 15px;border:1px solid #cfe2e9;border-radius:8px;color:#006a83;font-size:14px;font-weight:700;text-decoration:none}.gp-downloads .st-related a:hover{background:#edf8fb}@media(max-width:1150px){.gp-downloads .st-steps{grid-template-columns:1fr}.gp-downloads .st-directory{grid-template-columns:1fr}.gp-downloads .st-toolbar{grid-template-columns:1fr 190px}.gp-downloads .st-toolbar button{grid-column:1\/-1;justify-self:start}.gp-downloads .st-station summary{min-height:0}}@media(max-width:650px){.gp-downloads .st-toolbar{grid-template-columns:1fr;padding:18px}.gp-downloads .st-toolbar button{width:100%}.gp-downloads .st-actions{align-items:stretch;flex-direction:column}.gp-downloads .st-secondary{width:100%}.gp-downloads .st-connect{grid-template-columns:1fr}.gp-downloads .st-related{flex-direction:column}.gp-downloads .st-related a{text-align:center}.gp-downloads .st-fields{grid-template-columns:1fr;padding:18px}.gp-downloads .st-table th,.gp-downloads .st-table td{padding:12px;font-size:13px}.gp-downloads .st-video-wrap{padding:7px;border-radius:12px}}<\/style><div class=\"gp-downloads\"><header class=\"gp-d-hero\"><p class=\"gp-d-eyebrow\">Geoportal \u00b7 Estaciones de referencia<\/p><h1>Funcionamiento de la tecnolog\u00eda VRS<\/h1><p>Conoc\u00e9 c\u00f3mo la REGNA-ROU utiliza las estaciones de referencia y la posici\u00f3n del receptor m\u00f3vil para generar correcciones.<\/p><\/header><h2>C\u00f3mo funciona el intercambio<\/h2><div class=\"st-steps\"><article class=\"gp-d-card\"><span class=\"st-number\">01<\/span><h3>La red modeliza la zona<\/h3><p>El servidor del IGM recibe los datos de las estaciones de referencia para modelizar errores sistem\u00e1ticos, como los ionosf\u00e9ricos y troposf\u00e9ricos, y analizar el efecto multipath.<\/p><\/article><article class=\"gp-d-card\"><span class=\"st-number\">02<\/span><h3>El receptor env\u00eda su posici\u00f3n<\/h3><p>El usuario env\u00eda una posici\u00f3n aproximada mediante un mensaje GGA. El intercambio requiere comunicaci\u00f3n bidireccional con el servidor, por ejemplo a trav\u00e9s de Internet m\u00f3vil.<\/p><\/article><article class=\"gp-d-card\"><span class=\"st-number\">03<\/span><h3>El servidor devuelve correcciones<\/h3><p>El servidor responde con correcciones RTCM. El receptor calcula y actualiza su posici\u00f3n, que vuelve a comunicar al servidor.<\/p><\/article><\/div><aside class=\"gp-d-note\"><h3>\u00bfPor qu\u00e9 se llama VRS?<\/h3><p>VRS significa Estaci\u00f3n de Referencia Virtual. El servidor genera datos de una estaci\u00f3n \u00abvirtual\u00bb a partir de la red y de la posici\u00f3n aproximada del usuario.<\/p><\/aside><details><summary>Esquema del servicio VRS<\/summary><div class=\"gp-d-body\"><img decoding=\"async\" class=\"st-diagram\" src=\"https:\/\/igm.gub.uy\/geoportal\/wp-content\/uploads\/2017\/09\/vrs.jpg\" alt=\"Esquema de intercambio entre la red de estaciones, el servidor y el receptor m\u00f3vil\" loading=\"lazy\"><\/div><\/details><h2>Rendimiento descrito para la red<\/h2><p>Los valores siguientes corresponden a las condiciones indicadas en la descripci\u00f3n t\u00e9cnica del IGM.<\/p><div class=\"st-table-wrap\"><table class=\"st-table\"><caption>Valores de referencia publicados<\/caption><thead><tr><th scope=\"col\">Modalidad<\/th><th scope=\"col\">Precisi\u00f3n y condiciones<\/th><\/tr><\/thead><tbody><tr><th scope=\"row\">RTK con VRS<\/th><td>Rendimiento de hasta 1 cm dentro de la red, seg\u00fan la descripci\u00f3n de la t\u00e9cnica.<\/td><\/tr><tr><th scope=\"row\">Doble frecuencia con seguimiento de fase<\/th><td>Precisi\u00f3n horizontal de 1 a 2 cm en el interior de la red y en un contorno aproximado de 10 a 15 km, cuando la separaci\u00f3n entre estaciones es de 50 a 70 km.<\/td><\/tr><tr><th scope=\"row\">Monofrecuencia de c\u00f3digo<\/th><td>Precisi\u00f3n horizontal subm\u00e9trica, indicada como \u00b11 m seg\u00fan la calidad del receptor, en la red y en un contorno aproximado de 50 km.<\/td><\/tr><\/tbody><\/table><\/div><details><summary>Actualizaci\u00f3n de la posici\u00f3n aproximada<\/summary><div class=\"gp-d-body\"><p>La descripci\u00f3n del procedimiento indica que, al recibir las correcciones RTCM, el receptor obtiene una posici\u00f3n DGPS de menos de 1 m y la vuelve a enviar al servidor. Esta actualizaci\u00f3n busca que las distorsiones consideradas sean pr\u00e1cticamente iguales.<\/p><\/div><\/details><div class=\"st-actions\"><a class=\"gp-d-btn\" href=\"https:\/\/igm.gub.uy\/geoportal\/?mdocs-file=810\" target=\"_blank\" rel=\"noopener noreferrer\">Descargar mapa VRS (KMZ) <span aria-hidden=\"true\">\u2197<\/span><\/a><a class=\"st-secondary\" href=\"https:\/\/igm.gub.uy\/geoportal\/instructivos-2\/\">Configurar servicio en tiempo real<\/a><\/div><nav class=\"st-related\" aria-label=\"Recursos de estaciones de referencia\"><a href=\"https:\/\/igm.gub.uy\/geoportal\/estaciones-3\/\">Estaciones<\/a><a href=\"https:\/\/igm.gub.uy\/geoportal\/instructivo-de-conversion-de-rinex-formato-3x-a-2-11\/\">Conversi\u00f3n RINEX<\/a><a href=\"https:\/\/igm.gub.uy\/geoportal\/informacion-gral-estaciones\/\">Tecnolog\u00eda VRS<\/a><a href=\"https:\/\/igm.gub.uy\/geoportal\/instructivos-2\/\">Servicio en tiempo real<\/a><a href=\"https:\/\/igm.gub.uy\/geoportal\/preguntas-frecuentes\/\">Preguntas frecuentes<\/a><\/nav><div class=\"gp-d-footer\">Instituto Geogr\u00e1fico Militar \u00b7 <a href=\"https:\/\/igm.gub.uy\/geoportal\/estaciones-3\/\">Estaciones de referencia<\/a> \u00b7 <a href=\"https:\/\/igm.gub.uy\/geoportal\/\">Inicio del Geoportal<\/a><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Geoportal \u00b7 Estaciones de referencia Funcionamiento de la tecnolog\u00eda VRS Conoc\u00e9 c\u00f3mo la REGNA-ROU utiliza las estaciones de referencia y la posici\u00f3n del receptor m\u00f3vil para generar correcciones. C\u00f3mo funciona el intercambio 01 La red modeliza la zona El servidor del IGM recibe los datos de las estaciones de referencia para modelizar errores sistem\u00e1ticos, como [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-730","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/igm.gub.uy\/geoportal\/wp-json\/wp\/v2\/pages\/730","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/igm.gub.uy\/geoportal\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/igm.gub.uy\/geoportal\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/igm.gub.uy\/geoportal\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/igm.gub.uy\/geoportal\/wp-json\/wp\/v2\/comments?post=730"}],"version-history":[{"count":36,"href":"https:\/\/igm.gub.uy\/geoportal\/wp-json\/wp\/v2\/pages\/730\/revisions"}],"predecessor-version":[{"id":2388,"href":"https:\/\/igm.gub.uy\/geoportal\/wp-json\/wp\/v2\/pages\/730\/revisions\/2388"}],"wp:attachment":[{"href":"https:\/\/igm.gub.uy\/geoportal\/wp-json\/wp\/v2\/media?parent=730"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}