As NGS approached the halfway point with our existing Ten-Year Plan (2008-2018), NGS leadership decided it was time to reevaluate priorities. Upon reviewing current business practices...more
The National Geodetic Survey (NGS) recently performed a research experiment to calibrate the GPS antenna on top of an aircraft used in the Gravity for the Redefinition of the American Vertical Datum (GRAV-D) Project. Antenna calibration for ground-based geodetic GPS antennas greatly reduces positioning errors...more
On Jan. 15, National Geodetic Survey Director, Juliana Blackwell, presented an annual update at the Transportation Research Board's (TRB) 92nd Annual Meeting in Washington, DC. A division of the National Research Council, the TRB conducts research...more