Your behavior appears to be a little unusual. Please verify that you are not a bot.


TAG: NSRS

Photo: NGS

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. 


Read More
This article is tagged with , , , , , , , , , , , , , , , , , , and posted in Opinions, Survey
NGS Regional Geodetic Advisors. (Image: NGS Website)

Estimating heights with subsidence changes using NGS data and tools

June 2, 2021

This column details the potential effects of crustal movement on published heights in various regions of the United […]


Read More
This article is tagged with , , , , , and posted in Opinions, Survey
Figure 10 from NOAA Technical Report NOS NGS 67 — Diagram of fictional case study location. The arrows correspond to hypothetical rates of ground subsidence. (Image: NGS)

NGS revises NOAA report on working in the modernized NSRS

April 7, 2021

The National Geodetic Survey (NGS) has revised an important technical document on the modernized National Spatial Reference System […]


Read More
This article is tagged with , , , , , , and posted in Opinions, Survey
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

The National Geodetic Survey (NGS) recently announced two new items related to the modernized National Spatial Reference System […]


Read More
This article is tagged with , , , , , and posted in Opinions, Survey
Source: GPS World

Surveyors’ coordinate systems for 2022 and beyond

May 3, 2017

Time. Ask anyone what time means to them, and they will give you a different answer. Benjamin Franklin […]


Read More
This article is tagged with , , , , , and posted in Opinions, Survey