{"id":3790,"date":"2019-09-23T09:57:04","date_gmt":"2019-09-23T07:57:04","guid":{"rendered":"https:\/\/site.uit.no\/spaceweather\/?page_id=3790"},"modified":"2021-02-23T10:17:57","modified_gmt":"2021-02-23T09:17:57","slug":"real-time-ionospheric-disturbances-of-gnss","status":"publish","type":"page","link":"https:\/\/site.uit.no\/spaceweather\/real-time-ionospheric-disturbances-of-gnss\/","title":{"rendered":"Real-time Ionospheric Disturbances of GNSS"},"content":{"rendered":"<div class=\"responsive-tabs\">\n<h2 class=\"tabtitle\">Real-time Ionospheric Disturbances of GNSS<\/h2>\n<div class=\"tabcontent\">\n\n\t<script>\n\t    setInterval(function()\n        {\n            if(document.hasFocus()){\n               d = new Date();\n               image = jQuery('img#image_autorefresh_PBgWeiSVM8');\n               if(image.data(\"query\") == ''){\n\t               image.attr(\"src\", image.data(\"src\") + \"?\" + d.getTime());\n               }else{\n\t               image.attr(\"src\", image.data(\"src\") + \"?\" + d.getTime() + \"&\" + image.data(\"query\"));\n               }    \n            }\n        }, 120000);\n\n\t<\/script>\n\n\t<div class=\"aligncenter\">\n\t<img decoding=\"async\" src=\"https:\/\/spaceweather2.uit.no\/noswe\/pics\/GNSS.png\" \n\t\t data-src=\"https:\/\/spaceweather2.uit.no\/noswe\/pics\/GNSS.png\"\n\t     data-query=\"\"\n\t     alt=\"\"\t\n\t     class=\"image_autorefresh\" \n\t     id=\"image_autorefresh_PBgWeiSVM8\"\n\t     data-refresh=\"120\"\n\t     \t     \t     >\n\t\t<\/div>\n\t\n<p>\n<\/div><h2 class=\"tabtitle\">Information<\/h2>\n<div class=\"tabcontent\">\n<br \/>\nReal-time ionospheric GNSS disturbance levels are provided by the <a href=\"https:\/\/kartverket.no\/en\/\" target=\"_blank\">Norwegian Mapping Authority (NMA)<\/a>.<\/p>\n<p>The plot shows the level of disturbance experienced by a receiver at the ground, as a result of ionospheric disturbances. The effect on the end user will depend on what kind of service, equipment and processing algorithms the user employs. For a typical network RTK user, serious problems will start to occur around a value of 3 \u2013 4.<\/p>\n<p>More plots and information from NMAs ionospheric monitoring are available at<br \/>\n<a href=\"http:\/\/sesolstorm.kartverket.no\" target=\"_blank\">sesolstorm.kartverket.no<\/a>.<\/p>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Real-time ionospheric GNSS disturbance levels are provided by the Norwegian Mapping Authority (NMA). The plot shows the level of disturbance experienced by a receiver at the ground, as a result of ionospheric disturbances. The effect on the end user will depend on what kind of service, equipment and processing algorithms &#8230;<\/p>\n","protected":false},"author":791,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-3790","page","type-page","status-publish","hentry","column","threecol"],"_links":{"self":[{"href":"https:\/\/site.uit.no\/spaceweather\/wp-json\/wp\/v2\/pages\/3790","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/site.uit.no\/spaceweather\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/site.uit.no\/spaceweather\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/site.uit.no\/spaceweather\/wp-json\/wp\/v2\/users\/791"}],"replies":[{"embeddable":true,"href":"https:\/\/site.uit.no\/spaceweather\/wp-json\/wp\/v2\/comments?post=3790"}],"version-history":[{"count":15,"href":"https:\/\/site.uit.no\/spaceweather\/wp-json\/wp\/v2\/pages\/3790\/revisions"}],"predecessor-version":[{"id":4538,"href":"https:\/\/site.uit.no\/spaceweather\/wp-json\/wp\/v2\/pages\/3790\/revisions\/4538"}],"wp:attachment":[{"href":"https:\/\/site.uit.no\/spaceweather\/wp-json\/wp\/v2\/media?parent=3790"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}