modernized NSRS

June 1, 2022

The effects of geoid changes in NGS’s new, modernized 2022 NSRS

By David B. Zilkoski

Image: Dave Zilkoski

April 6, 2022

The effects of vertical movement on NGS’s modernized 2022 NSRS

By David B. Zilkoski

Image: Dave Zilkoski

February 2, 2022

The effects of tectonic plate movement on the modernized 2022 NSRS

By David B. Zilkoski

Image: FrankRamspott/iStock/Getty Images Plus/Getty Images

August 4, 2021

FIG workshop delves into Great Lakes, highlights GNSS techniques

By David B. Zilkoski

Figure 2 – Approximate Change Between NAPGD2022 and NGVD 29 Using GPS on BMs Data (units = cm). (Image: National Geodetic Survey)

August 5, 2020

NGS releases modernized National Spatial Reference System updates

By David B. Zilkoski

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