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

June 1, 2022

The new, modernized NSRS has a time-dependent component. This includes the geoid model.

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This article is tagged with Alaska, earthquake, GeMS, geoid change, geoid model, Geoid Monitoring Service, geophysical drivers, Kevin Ahlgren, modernized NSRS, Mount St. Helens, NGS, NOAA, NOAA CORS Network, NOS NGS 64 Report, NSRS, Oklahoma, Ring of Fire, time-dependent, xGEOID20 tool and posted in Opinions, Survey

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

The National Geodetic Survey (NGS) has published a technical report that describes options for how NGS can implement […]

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This article is tagged with David B. Zilkoski, DGEOID2022, geoid model, geopotential datum, GRACE data, National Geodetic Survey, NGS and posted in Opinions, Survey