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TAG: NGS

Image: National Geodetic Survey

NGS releases beta tool for obtaining geodetic information

October 7, 2020

Auto Mining: A driverless Cat 793F CMD truck leaves an iron ore pit. (Photo: Caterpillar)

The expanded role of positioning through advancements in GNSS

September 14, 2020

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New NGS study examines GIS surveys for airports

August 14, 2020

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

NGS releases modernized National Spatial Reference System updates

August 5, 2020

Image: National Geodetic Survey

Why users will need to perform GNSS occupations as part of a leveling project after 2022

June 3, 2020

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Image: National Geodetic Survey

The differences between published Geoid18 and Geoid12B values in Southern Louisiana

April 1, 2020

Image: National Geodetic Survey

The differences between Geoid18 values and NAD 83, NAVD 88 values

February 5, 2020

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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