{"id":2101802,"date":"2023-11-21T08:03:46","date_gmt":"2023-11-21T16:03:46","guid":{"rendered":"https:\/\/www.esri.com\/arcgis-blog\/?post_type=blog&p=2101802"},"modified":"2025-05-02T13:55:32","modified_gmt":"2025-05-02T20:55:32","slug":"work-with-rtk-drone-imagery-in-arcgis-drone2map","status":"publish","type":"blog","link":"https:\/\/www.esri.com\/arcgis-blog\/products\/drone2map\/imagery\/work-with-rtk-drone-imagery-in-arcgis-drone2map","title":{"rendered":"Work with RTK drone imagery in ArcGIS Drone2Map"},"author":291402,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"open","ping_status":"closed","template":"","format":"standard","meta":{"_acf_changed":false,"_searchwp_excluded":""},"categories":[615021,25741,22931],"tags":[25781,115252,30991,115262,28141],"industry":[],"product":[36651],"class_list":["post-2101802","blog","type-blog","status-publish","format-standard","hentry","category-aec","category-electric-gas","category-imagery","tag-3d","tag-drone2map","tag-drones","tag-imagery","tag-rtk","product-drone2map"],"acf":{"authors":[{"ID":291402,"user_firstname":"Mark","user_lastname":"Buie","nickname":"mbuie","user_nicename":"mbuie","display_name":"Mark Buie","user_email":"mbuie@esri.com","user_url":"","user_registered":"2021-11-01 20:00:58","user_description":"Mark Buie is a Product Engineer on the ArcGIS Drone2Map team.","user_avatar":""},{"ID":6791,"user_firstname":"Anthony","user_lastname":"Mason","nickname":"Tony Mason","user_nicename":"tonymasonesri","display_name":"Tony Mason","user_email":"amason@esri.com","user_url":"","user_registered":"2018-03-02 00:18:48","user_description":"","user_avatar":""}],"short_description":"How to properly set up an ArcGIS Drone2Map project to ensure you are getting the most out of your RTK drone imagery. \r\n","flexible_content":[{"acf_fc_layout":"content","content":"

Real-time kinematic (<\/span>RTK<\/span>)<\/span> drones have been around for years<\/span>,<\/span>\u00a0<\/span>enabling processing software (such as ArcGIS Drone2Map) to generate output products with centimeter accuracy without the need for ground control points (GCPs), but they have been cost prohibitive for some organizations.<\/span>\u00a0As RTK drones are becoming more affordable and the RTK <\/span>n<\/span>etworks they rely on are becoming more accessible<\/span>,<\/span> it is becoming increasingly common to own one. However, RTK drones may not always be the turnkey solution for collecting high-accuracy drone products. In this <\/span>blog<\/span>, we will discuss how to ensure <\/span>you are<\/span> getting the most out of your RTK drone and how to properly <\/span>set up<\/span> a<\/span>n<\/span> ArcGIS <\/span>Drone2Map project to <\/span>use <\/span>imagery collected with an RTK drone.\u00a0<\/span><\/span>\u00a0<\/span><\/p>\n"},{"acf_fc_layout":"content","content":"

RTK drones<\/span> defined<\/span><\/span>\u00a0<\/span><\/h2>\n"},{"acf_fc_layout":"content","content":"

An <\/span>RTK drone <\/span>has <\/span>a high-quality <\/span>GNSS (Global Navigation Satellite System)<\/span> module <\/span>that <\/span>receives real-time correction from a nearby base station through the <\/span>drone<\/span>\u2019<\/span>s<\/span> remote control. <\/span>When the drone is connected to the base station, <\/span>the base station <\/span>provides<\/span> corrected <\/span>GPS positions to<\/span> achieve <\/span>centimeter-<\/span>level accuracy <\/span>for the drone <\/span>in real<\/span> time, allowing for the creation of high<\/span>ly<\/span> accurate<\/span> 2D and 3D products.<\/span> However, since RTK drones are reliant on constant communication between the drone and the base station, any interference to this connection can degrade the accuracy of the RTK measurements. Some common sources of interference include flying behind obstructions, radio interference, and changes in antenna orientations during flight.<\/span><\/span>\u00a0<\/span><\/p>\n"},{"acf_fc_layout":"image","image":{"ID":2163842,"id":2163842,"title":"Drone2Map - Fg1 RTK Diagram","filename":"Drone2Map-Fg1-RTK-Diagram.png","filesize":22851,"url":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg1-RTK-Diagram.png","link":"https:\/\/www.esri.com\/arcgis-blog\/products\/drone2map\/imagery\/work-with-rtk-drone-imagery-in-arcgis-drone2map\/drone2map-fg1-rtk-diagram","alt":"RTK Correction Diagram","author":"291402","description":"","caption":"An RTK drone gathers data from satellites and a nearby base station. The satellite data alone contains errors and can be off by several meters. The base station gathers data from the same satellites, which are broadcasted to the drone\u2019s remote control through a Wi-Fi\/LTE connection. By factoring in the data from the base station, the drone\u2019s GPS can be corrected to centimeter accuracy.","name":"drone2map-fg1-rtk-diagram","status":"inherit","uploaded_to":2101802,"date":"2023-11-16 20:06:07","modified":"2023-11-16 20:38:15","menu_order":0,"mime_type":"image\/png","type":"image","subtype":"png","icon":"https:\/\/www.esri.com\/arcgis-blog\/wp-includes\/images\/media\/default.png","width":424,"height":294,"sizes":{"thumbnail":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg1-RTK-Diagram-213x200.png","thumbnail-width":213,"thumbnail-height":200,"medium":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg1-RTK-Diagram.png","medium-width":376,"medium-height":261,"medium_large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg1-RTK-Diagram.png","medium_large-width":424,"medium_large-height":294,"large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg1-RTK-Diagram.png","large-width":424,"large-height":294,"1536x1536":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg1-RTK-Diagram.png","1536x1536-width":424,"1536x1536-height":294,"2048x2048":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg1-RTK-Diagram.png","2048x2048-width":424,"2048x2048-height":294,"card_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg1-RTK-Diagram.png","card_image-width":424,"card_image-height":294,"wide_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg1-RTK-Diagram.png","wide_image-width":424,"wide_image-height":294}},"image_position":"center","orientation":"horizontal","hyperlink":""},{"acf_fc_layout":"content","content":"

RTK <\/span>imagery<\/span> in<\/span> ArcGIS Drone2Map<\/span><\/span>\u00a0<\/span><\/h2>\n"},{"acf_fc_layout":"content","content":"

Processing images from RTK drones in Drone2Map is <\/span>just as <\/span>straightforward <\/span>as processing imagery from <\/span>traditional drones. <\/span>Follow these <\/span>best practices <\/span>to ensure <\/span>you are<\/span> getting the most out of <\/span>your <\/span>RTK<\/span> drone imagery.\u00a0<\/span><\/span>\u00a0<\/span><\/p>\n"},{"acf_fc_layout":"content","content":"

Define the image coordinate system<\/span><\/span>\u00a0<\/span><\/h3>\n"},{"acf_fc_layout":"content","content":"

The image coordinate system is the coordinate system that your drone uses to geotag each drone image location. Selecting the correct horizontal and vertical coordinate system for you<\/span>r<\/span> drone imagery is one of the most important parameters when setting up your <\/span>Drone2Map <\/span>project. <\/span>M<\/span>ost RTK drones record the image locations in the geographic coordinate system WGS 1984 and use the ellipsoid height (also typically WGS 1984) to measure the drone\u2019s altitude. However, <\/span>it is<\/span> important to verify the correct image coordinate system with the drone manufacturer <\/span>and <\/span>bas<\/span>e station <\/span>before processing your images in Drone2Map.\u00a0<\/span><\/span>\u00a0<\/span><\/p>\n

 <\/p>\n"},{"acf_fc_layout":"sidebar","content":"

Note: <\/span>The default settings for the image coordinate system assume most drones do <\/span>not<\/span> have RTK GPS, so this must be correctly defined for your RTK projects.<\/span><\/span>\u00a0<\/span><\/p>\n","image_reference":false,"layout":"standard","image_reference_figure":"","snippet":"","spotlight_name":"","section_title":"","position":"Center","spotlight_image":false},{"acf_fc_layout":"content","content":"

 <\/p>\n

 <\/p>\n"},{"acf_fc_layout":"image","image":{"ID":2163872,"id":2163872,"title":"Drone2Map - Fg2 Define the image coordinate system","filename":"Drone2Map-Fg2-Define-the-image-coordinate-system.png","filesize":25440,"url":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg2-Define-the-image-coordinate-system.png","link":"https:\/\/www.esri.com\/arcgis-blog\/products\/drone2map\/imagery\/work-with-rtk-drone-imagery-in-arcgis-drone2map\/drone2map-fg2-define-the-image-coordinate-system","alt":"Define the image coordinate system","author":"291402","description":"","caption":"Define the image coordinate system","name":"drone2map-fg2-define-the-image-coordinate-system","status":"inherit","uploaded_to":2101802,"date":"2023-11-16 20:09:32","modified":"2023-11-16 20:37:09","menu_order":0,"mime_type":"image\/png","type":"image","subtype":"png","icon":"https:\/\/www.esri.com\/arcgis-blog\/wp-includes\/images\/media\/default.png","width":600,"height":400,"sizes":{"thumbnail":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg2-Define-the-image-coordinate-system-213x200.png","thumbnail-width":213,"thumbnail-height":200,"medium":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg2-Define-the-image-coordinate-system.png","medium-width":392,"medium-height":261,"medium_large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg2-Define-the-image-coordinate-system.png","medium_large-width":600,"medium_large-height":400,"large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg2-Define-the-image-coordinate-system.png","large-width":600,"large-height":400,"1536x1536":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg2-Define-the-image-coordinate-system.png","1536x1536-width":600,"1536x1536-height":400,"2048x2048":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg2-Define-the-image-coordinate-system.png","2048x2048-width":600,"2048x2048-height":400,"card_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg2-Define-the-image-coordinate-system.png","card_image-width":600,"card_image-height":400,"wide_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg2-Define-the-image-coordinate-system.png","wide_image-width":600,"wide_image-height":400}},"image_position":"center","orientation":"horizontal","hyperlink":""},{"acf_fc_layout":"content","content":"

Define <\/span>the <\/span>project coordinate system<\/span><\/span>\u00a0<\/span><\/h3>\n"},{"acf_fc_layout":"content","content":"

The project coordinate system <\/span>is<\/span> the coordinate system of your 2D and 3D products after processing is complete. Drone2Map create<\/span>s<\/span> output products in the same coordinate system as your <\/span>imported<\/span> control. If you have already imported control <\/span>points,<\/span> there is<\/span> no need to set the project coordinate system. If you have not imported control points, use the project coordinate system settings to define <\/span>the project coordinate system<\/span>.\u00a0<\/span><\/span>\u00a0<\/span><\/p>\n"},{"acf_fc_layout":"image","image":{"ID":2163882,"id":2163882,"title":"Drone2Map - Fg3 Define the image coordinate system - NAVD88","filename":"Drone2Map-Fg3-Define-the-image-coordinate-system-NAVD88.png","filesize":38042,"url":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg3-Define-the-image-coordinate-system-NAVD88.png","link":"https:\/\/www.esri.com\/arcgis-blog\/products\/drone2map\/imagery\/work-with-rtk-drone-imagery-in-arcgis-drone2map\/drone2map-fg3-define-the-image-coordinate-system-navd88","alt":"Define the project coordinate system","author":"291402","description":"","caption":"Define the project coordinate system","name":"drone2map-fg3-define-the-image-coordinate-system-navd88","status":"inherit","uploaded_to":2101802,"date":"2023-11-16 20:10:33","modified":"2023-11-16 20:37:29","menu_order":0,"mime_type":"image\/png","type":"image","subtype":"png","icon":"https:\/\/www.esri.com\/arcgis-blog\/wp-includes\/images\/media\/default.png","width":600,"height":400,"sizes":{"thumbnail":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg3-Define-the-image-coordinate-system-NAVD88-213x200.png","thumbnail-width":213,"thumbnail-height":200,"medium":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg3-Define-the-image-coordinate-system-NAVD88.png","medium-width":392,"medium-height":261,"medium_large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg3-Define-the-image-coordinate-system-NAVD88.png","medium_large-width":600,"medium_large-height":400,"large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg3-Define-the-image-coordinate-system-NAVD88.png","large-width":600,"large-height":400,"1536x1536":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg3-Define-the-image-coordinate-system-NAVD88.png","1536x1536-width":600,"1536x1536-height":400,"2048x2048":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg3-Define-the-image-coordinate-system-NAVD88.png","2048x2048-width":600,"2048x2048-height":400,"card_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg3-Define-the-image-coordinate-system-NAVD88.png","card_image-width":600,"card_image-height":400,"wide_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg3-Define-the-image-coordinate-system-NAVD88.png","wide_image-width":600,"wide_image-height":400}},"image_position":"center","orientation":"horizontal","hyperlink":""},{"acf_fc_layout":"content","content":"

T<\/span>ransformation<\/span>s<\/span> between the <\/span>image coordinate system <\/span>and the project c<\/span>oordinate<\/span> system<\/span><\/span>\u00a0<\/span><\/h3>\n"},{"acf_fc_layout":"content","content":"

If the image coordinate system and the project coordinate system are based on different geographic datums, a transformation between the two is needed. Drone2Map automatically select<\/span>s<\/span> a default transformation when needed. However, more than one transformation may exist, such as when transforming from ellipsoid heights to orthometric heights. For example, when selecting NAVD88 as the project vertical coordinate system, you can select the <\/span>desired<\/span> geoid model<\/span> (Drone2Map 2023.2 and later)<\/span>, such as GEOID12B or GEOID18.\u00a0<\/span><\/span>\u00a0<\/span><\/p>\n

 <\/p>\n"},{"acf_fc_layout":"sidebar","content":"

Note: <\/span>Not all transformations are shipped with <\/span>Drone2Map<\/span>,<\/span> and<\/span> downloading and installing the ArcGIS Coordinate Systems Data <\/span>is recommended<\/span>.\u00a0<\/span><\/span>\u00a0<\/span><\/p>\n","image_reference":false,"layout":"standard","image_reference_figure":"","snippet":"","spotlight_name":"","section_title":"","position":"Center","spotlight_image":false},{"acf_fc_layout":"content","content":"

 <\/p>\n

 <\/p>\n"},{"acf_fc_layout":"image","image":{"ID":2163902,"id":2163902,"title":"Drone2Map - Fg4 Transformation","filename":"Drone2Map-Fg4-Transformation.png","filesize":8172,"url":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg4-Transformation.png","link":"https:\/\/www.esri.com\/arcgis-blog\/products\/drone2map\/imagery\/work-with-rtk-drone-imagery-in-arcgis-drone2map\/drone2map-fg4-transformation","alt":"Define the coordinate system transformation","author":"291402","description":"","caption":"Define the coordinate system transformation","name":"drone2map-fg4-transformation","status":"inherit","uploaded_to":2101802,"date":"2023-11-16 20:11:57","modified":"2023-11-16 20:37:45","menu_order":0,"mime_type":"image\/png","type":"image","subtype":"png","icon":"https:\/\/www.esri.com\/arcgis-blog\/wp-includes\/images\/media\/default.png","width":661,"height":113,"sizes":{"thumbnail":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg4-Transformation-213x113.png","thumbnail-width":213,"thumbnail-height":113,"medium":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg4-Transformation.png","medium-width":464,"medium-height":79,"medium_large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg4-Transformation.png","medium_large-width":661,"medium_large-height":113,"large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg4-Transformation.png","large-width":661,"large-height":113,"1536x1536":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg4-Transformation.png","1536x1536-width":661,"1536x1536-height":113,"2048x2048":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg4-Transformation.png","2048x2048-width":661,"2048x2048-height":113,"card_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg4-Transformation.png","card_image-width":661,"card_image-height":113,"wide_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg4-Transformation.png","wide_image-width":661,"wide_image-height":113}},"image_position":"center","orientation":"horizontal","hyperlink":""},{"acf_fc_layout":"content","content":"

When using RTK drone imagery, a<\/span>ccepting <\/span>the default coordinate systems <\/span>will typically cause your products to be shifted by 20\u201330 meters in the vertical<\/span> direction due to the <\/span>proper <\/span>transformation not being applied.<\/span> If you find that your products are shifted<\/span>,<\/span> double-check that the correct <\/span>coordinate systems and <\/span>transformation was used.\u00a0<\/span><\/span>\u00a0<\/span><\/p>\n"},{"acf_fc_layout":"content","content":"

Image <\/span>location <\/span>for <\/span>high-accuracy <\/span>GPS<\/span><\/span>\u00a0<\/span><\/h3>\n"},{"acf_fc_layout":"content","content":"

Drone2Map has a processing option that maximizes the capabilities of RTK drones called Fix Image Location for High Accuracy GPS (RTK and PPK). When this option is checked, Drone2Map will attempt to fix the location of image positions during the Adjust Images step. However, this assumes that all the image locations collected by your RTK drone are accurate. If one or more images are determined to not be accurate enough to fix and still return a good adjustment solution, then all images will be adjusted to achieve a best fit calibration.<\/p>\n"},{"acf_fc_layout":"image","image":{"ID":2163922,"id":2163922,"title":"Drone2Map - Fg5 Fix Image Locations","filename":"Drone2Map-Fg5-Fix-Image-Locations.png","filesize":6170,"url":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg5-Fix-Image-Locations.png","link":"https:\/\/www.esri.com\/arcgis-blog\/products\/drone2map\/imagery\/work-with-rtk-drone-imagery-in-arcgis-drone2map\/drone2map-fg5-fix-image-locations","alt":"Fix image location for RTK drones","author":"291402","description":"","caption":"Fix image location for RTK drones","name":"drone2map-fg5-fix-image-locations","status":"inherit","uploaded_to":2101802,"date":"2023-11-16 20:13:03","modified":"2023-11-16 20:38:00","menu_order":0,"mime_type":"image\/png","type":"image","subtype":"png","icon":"https:\/\/www.esri.com\/arcgis-blog\/wp-includes\/images\/media\/default.png","width":389,"height":90,"sizes":{"thumbnail":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg5-Fix-Image-Locations-213x90.png","thumbnail-width":213,"thumbnail-height":90,"medium":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg5-Fix-Image-Locations.png","medium-width":389,"medium-height":90,"medium_large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg5-Fix-Image-Locations.png","medium_large-width":389,"medium_large-height":90,"large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg5-Fix-Image-Locations.png","large-width":389,"large-height":90,"1536x1536":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg5-Fix-Image-Locations.png","1536x1536-width":389,"1536x1536-height":90,"2048x2048":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg5-Fix-Image-Locations.png","2048x2048-width":389,"2048x2048-height":90,"card_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg5-Fix-Image-Locations.png","card_image-width":389,"card_image-height":90,"wide_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Drone2Map-Fg5-Fix-Image-Locations.png","wide_image-width":389,"wide_image-height":90}},"image_position":"center","orientation":"horizontal","hyperlink":""},{"acf_fc_layout":"content","content":"

Recall from the <\/span>previous<\/span> section that RTK drones require a constant connection between the drone and the base station, and that interruptions to this connection can degrade the accuracy of your RTK drone. <\/span>For this reason, it is important to <\/span>check the RTK logs and <\/span>ensure that all drone image locations were recorded with the expected level of accuracy before checking this <\/span>option<\/span>.<\/span>\u00a0<\/span>Checking this <\/span>option<\/span> in combination with <\/span>low-<\/span>accuracy image locations may cause your final products to be inaccurate<\/span>.\u00a0<\/span><\/span>\u00a0<\/span><\/p>\n"},{"acf_fc_layout":"content","content":"

Confirm <\/span>accuracy<\/span><\/span>\u00a0<\/span><\/h3>\n"},{"acf_fc_layout":"content","content":"

The prospect of being able to create high-accuracy products without the need for collecting GCPs is <\/span>arguably the<\/span> most appealing benefit of RTK drones. While it is possible to create <\/span>high-<\/span>accuracy<\/span> 2D and 3D products from an RTK drone without using GCPs, consider that without checkpoints<\/span>,<\/span> there is no way to <\/span>validate<\/span> the accuracy of your products. Therefore, <\/span><\/span>using <\/span>checkpoints<\/span><\/span><\/a> remains<\/span> an essential <\/span>component<\/span> of the RTK workflow.\u202f<\/span>\u202f<\/span><\/span>\u00a0<\/span><\/p>\n"},{"acf_fc_layout":"content","content":"

Troubleshooting tips\u202f<\/span><\/span>\u00a0<\/span><\/h2>\n"},{"acf_fc_layout":"content","content":"

Unfortunately, sometimes things do not go as planned. In this section, we will discuss some troubleshooting tips to help diagnose two common issues when processing RTK<\/span> drone imagery.\u202f\u202f<\/span><\/span>\u00a0<\/span><\/p>\n"},{"acf_fc_layout":"content","content":"

Products are in the correct location, but the accuracy is not as good as expected\u202f<\/span><\/span>\u00a0<\/span><\/h3>\n"},{"acf_fc_layout":"content","content":"