{"id":707,"date":"2026-08-24T08:01:22","date_gmt":"2026-08-24T08:01:22","guid":{"rendered":"https:\/\/laoearth.com\/portfolio-item\/gnss-survey-work\/"},"modified":"2026-10-05T09:40:42","modified_gmt":"2026-10-05T09:40:42","slug":"gnss-survey-work","status":"publish","type":"portfolio","link":"https:\/\/laoearth.com\/th\/portfolio-item\/gnss-survey-work\/","title":{"rendered":"GNSS Survey work"},"content":{"rendered":"<p><strong>Some of our recent activities for GNSS Survey Work<\/strong><\/p>\n<p><strong>Static Survey Mode:<\/strong><\/p>\n<ul>\n<li>Observation method: Static method.<\/li>\n<li>\u00a0Observation time: 2h at least.<\/li>\n<li>Interval of data acquisition: 15 seconds.<\/li>\n<li>\u00a0Satellites received status: 5 up (more than 5 satellites)<\/li>\n<li>Horizontal: \u00b1 05mm + 5ppm base line.<\/li>\n<li>Vertical: \u00b1 10mm + 10ppm base line.<\/li>\n<li>Elevation Mask: Equal or greater than 15 degrees.<\/li>\n<li><strong>RTK Survey:<\/strong><br \/>\nField technique: Real- time Kinematic L1\/L2<\/li>\n<li>Hardware required: L1\/L2 Receiver. L1\/L2 Antenna<\/li>\n<li>Time of Occupation: 3-5 Seconds per occupation<\/li>\n<li>Baseline Precision: 1cm+2ppm x Baseline Length<br \/>\n(horizontal)\\<\/li>\n<li>2cm+2ppm x Baseline Length (vertical)<\/li>\n<li>\u00a0Advantages: Very short occupations, extremely efficient data<\/li>\n<li>collection, initialization done in the field (after lock is lost, reinitialization<\/li>\n<li>takes place automatically while moving-called OTF), can perform staking<\/li>\n<li>Disadvantages: For short baselines only (+\/- 10 km)\n\t\t\t<style type='text\/css'>\n\t\t\t\t#sc_gallery-1 {\n\t\t\t\t\tmargin: auto;\n\t\t\t\t}\n\t\t\t\t#sc_gallery-1 .gallery-item {\n\t\t\t\t\tfloat: left;\n\t\t\t\t\ttext-align: center;\n\t\t\t\t\twidth: 33.33%;\n\t\t\t\t}\n\t\t\t\t#sc_gallery-1 img {\n\t\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t\t}\n\t\t\t\t\/* see sc_gallery() in functions\/theme-shortcodes.php *\/\n\t\t\t<\/style>\n\t\t<div id='sc_gallery-1' class='gallery galleryid-707 gallery-columns-3 gallery-size-thumbnail  element_classes gallery-default'><dl class='gallery-item'  data-title='GNSSS survey 2' data-description=''><div class='gallery-item-wrapper'>\n\t\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t\t<a href='https:\/\/laoearth.com\/th\/portfolio-item\/gnss-survey-work\/gnsss-survey-2-2\/'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"255\" src=\"https:\/\/laoearth.com\/wp-content\/uploads\/2026\/08\/GNSSS-survey-2-300x255.png\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" srcset=\"https:\/\/laoearth.com\/wp-content\/uploads\/2026\/08\/GNSSS-survey-2-300x255.png 300w, https:\/\/laoearth.com\/wp-content\/uploads\/2026\/08\/GNSSS-survey-2-500x425.png 500w, https:\/\/laoearth.com\/wp-content\/uploads\/2026\/08\/GNSSS-survey-2-88x75.png 88w, https:\/\/laoearth.com\/wp-content\/uploads\/2026\/08\/GNSSS-survey-2-480x408.png 480w, https:\/\/laoearth.com\/wp-content\/uploads\/2026\/08\/GNSSS-survey-2.png 522w\" sizes=\"auto, (max-width:767px) 300px, 300px\" \/><\/a>\n\t\t\t\t<\/dt><\/div><\/dl><dl class='gallery-item'  data-title='GNSSS survey' data-description=''><div class='gallery-item-wrapper'>\n\t\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t\t<a href='https:\/\/laoearth.com\/th\/portfolio-item\/gnss-survey-work\/gnsss-survey\/'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"253\" src=\"https:\/\/laoearth.com\/wp-content\/uploads\/2026\/08\/GNSSS-survey-300x253.png\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" srcset=\"https:\/\/laoearth.com\/wp-content\/uploads\/2026\/08\/GNSSS-survey-300x253.png 300w, https:\/\/laoearth.com\/wp-content\/uploads\/2026\/08\/GNSSS-survey-500x422.png 500w, https:\/\/laoearth.com\/wp-content\/uploads\/2026\/08\/GNSSS-survey-89x75.png 89w, https:\/\/laoearth.com\/wp-content\/uploads\/2026\/08\/GNSSS-survey-480x405.png 480w, https:\/\/laoearth.com\/wp-content\/uploads\/2026\/08\/GNSSS-survey.png 528w\" sizes=\"auto, (max-width:767px) 300px, 300px\" \/><\/a>\n\t\t\t\t<\/dt><\/div><\/dl>\n\t\t\t\t<br style='clear: both' \/>\n\t\t\t<\/div>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Some of our recent activit<span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"author":1,"featured_media":-1,"menu_order":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":"","_seopress_news_disabled":"","_seopress_video_disabled":"","_seopress_video":[],"_seopress_pro_schemas_manual":[],"_seopress_pro_rich_snippets_disable_all":"","_seopress_pro_rich_snippets_disable":[],"_seopress_pro_schemas":[]},"portfolio-types":[51],"class_list":["post-707","portfolio","type-portfolio","status-publish","has-post-thumbnail","hentry","portfolio-types-test-2"],"_links":{"self":[{"href":"https:\/\/laoearth.com\/th\/wp-json\/wp\/v2\/portfolio\/707","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/laoearth.com\/th\/wp-json\/wp\/v2\/portfolio"}],"about":[{"href":"https:\/\/laoearth.com\/th\/wp-json\/wp\/v2\/types\/portfolio"}],"author":[{"embeddable":true,"href":"https:\/\/laoearth.com\/th\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/laoearth.com\/th\/wp-json\/wp\/v2\/comments?post=707"}],"wp:attachment":[{"href":"https:\/\/laoearth.com\/th\/wp-json\/wp\/v2\/media?parent=707"}],"wp:term":[{"taxonomy":"portfolio-types","embeddable":true,"href":"https:\/\/laoearth.com\/th\/wp-json\/wp\/v2\/portfolio-types?post=707"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}