TAG: David B. Zilkoski

Figure 27: GRACE Trend over CONUS from UTCSR RL06 Model [mm/yr] (Source: Figure 27 from Technical Report NOS NGS 69)

How NGS can implement a time-dependent geopotential datum

December 4, 2019

Image: National Geodetic Survey

NGS releases beta version of NCAT 2.0

October 2, 2019

Photo: National Geodetic Survey

NGS releases beta coordinates and multi-year CORS solution

April 3, 2019

Sources: Esri, DeLorme, USGS, NPS, NOAA

NGS to perform another Multi-Year CORS Solution

February 6, 2019

Photo: National Geodetic Survey

A look at NGS’ experimental and hybrid geoid models

December 5, 2018

Image: National Oceanic and Atmospheric Administration

NGS 2018 GPS on BMs program in support of NAPGD2022 — Part 9

October 3, 2018

Image: National Geodetic Survey

NGS 2018 GPS on BMs program in support of NAPGD2022 — Part 8

August 1, 2018

Click to enlarge. (Image: NGS)

NGS 2018 GPS on BMs program in support of NAPGD2022 — Part 7

June 6, 2018