William Henning, PLS, Geodesist

William Henning, PLS, is a senior geodesist with NOAA’s National Geodetic Survey, where he is helping to develop guidelines and support methodology for real time positioning with state, national and international organizations. He has more than 42 years of active experience in all phases of surveying technology. He can be reached at william.henning@noaa.gov.

ARTICLES

In Real Time: Constraining to Passive Marks

In previous issues, we have briefly visited three of the “seven C’s” of NOAA’s National Geodetic Survey (NGS), as best methods for real-time (RT) GNSS positioning. We can now move to the fourth “C”--constraints--to examine whether we should constrain coordinate solutions to the passive control marks in the ground or to active control points, such as those from a real-time network (RTN), or both.
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In Real Time: Conditions Influencing RT Positioning

To date, we’ve briefly discussed two of the “seven C’s” of best methods for real-time (RT) GNSS positioning from NOAA’s NGS in previous issues of POB. We’ll now move to the third “C”--Conditions.
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In Real Time: Real-time GNSS Positioning Field Guide

Real-time GNSS (RT) technology is a fast, efficient positioning and navigation tool that can yield survey-grade coordinates used in a variety of applications. 
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HxGN Live

More than 3,500 attendees from more than 70 countries attended HxGN Live, the annual Hexagon AB user conference, at the MGM Grand Hotel & Casino in Las Vegas on June 3-6. About 450 keynotes and panel discussions were held, and several companies from around the world exhibited their geospatial products. Here are a few snapshots from the event.

POB

POB December 2014 Cover

2014 December

In this December 2014 issue of POB, we celebrate our 40th year, and take a look at how we began. Also, see how an innovative approach helped a surveying firm provide fast and accurate volume reporting for the aggregates industry.

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