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TAG: GNSS-derived

chart: Rowan County height differentiation

Establishing orthometric heights using GNSS — Part 8

August 3, 2016

Figure 1. Leveling Network Design Used in the General Adjustment of the North American Vertical Datum of 1988 (Figure 3 from the report).

Establishing orthometric heights using GNSS — Part 7

June 2, 2016

Image: GPS World

Establishing orthometric heights using GNSS — Part 6

April 6, 2016

Image: GPS World

Establishing orthometric heights using GNSS — Part 5

February 3, 2016

This article is tagged with , , , , and posted in Opinions, Survey
Image: GPS World

Establishing orthometric heights using GNSS — Part 4

December 2, 2015

A depiction of the United States geoid. Areas in yellow and orange have a slightly stronger gravity field as a result of the Rocky Mountains.

Establishing Orthometric Heights Using GNSS — Part 3

October 7, 2015

Figure 2. NAD 83 (2011) Network Design for Stations EA0873 and EA0875. [Note: GNSS Vectors for GNSS projects GPS 1588 and GPS 2057 were provided by NGS].

Establishing Orthometric Heights Using GNSS — Part 2

August 5, 2015

David B. Zilkoski

Establishing Orthometric Heights Using GNSS — Part 1

June 3, 2015