. . . . . . . . . "SDN:L05::POS25" . . "{\"node\": {\n \"notes\": \"Real Time Kinematic (RTK) satellite navigation technique based on the use of carrier phase measurements of the GPS signals where a single reference station or a network of reference stations provides the real-time corrections.\",\n \"accuracy\": \"Horizontal Accuracy: Fixed RTK mode: 1-5cm, Float RTK mode: 20cm-1m. Vertical accuracy : twice the horizontal accuracy\",\n \"operating\": \"Since the mid-1990s\"\n}}"@en . . . . . . . . . "Kinematic Global Positioning System receivers"@en . . . "accepted"@en . "KGPS" . "KGPS"@en . . . . . . . . . . . . . . . . . . . . . . . . .