The National Geodetic Survey (NGS) recently participated in a three-day international workshop in Ottawa, Canada, to evaluate a positioning method called Precise Point Positioning (PPP). PPP allows Global Navigation Satellite Systems users to collect data anywhere in the world, without the need of nearby ground stations...more
On June 4, the National Geodetic Survey (NGS) participated in a joint Canada/U.S. partnership meeting at the U.S. Naval Observatory to discuss ways to detect and mitigate interference to Global Positioning System signal transmissions. For more information, contact Neil Weston.
This week, the National Geodetic Survey (NGS) and international partners began a study at NGS' training center in Corbin, Virginia, to test methods of antenna calibration, a process for which NGS is an internationally recognized expert...more