All posts by GS

In a multi-path test, the Oscar is one of only a handful of rovers we’ve tried that fi xed in this test location under a power-line tower. It checked into a conventionally established surveyed mark under the tower as well as the others.

What is Tersus GNSS?

I had seen the name Tersus GNSS in geospatial social media for several years before our xyHt team stopped by their booth at the INTERGEO exhibition in Berlin in 2017. For a startup, launching in 2014, the company appeared to be making a lot of the right moves. As high precision GNSS was entering what...

Dr. Gladys B. West

Dr. Gladys B. West: The Autobiography of a GPS Pioneer

The inspiring and touching memoir of a pioneering mathematician, Dr. Gladys B. West, who has been recognized and honored for her key contributions to the development of GPS. Gladys Mae Brown Recently published, “It Began with a Dream” chronicles an extraordinary life and is a celebration of perseverance, hard work, faith, and family. Authored by...

Mark Contino, vice president of North American retail distribution at Topcon Positioning Systems (left) and Ken Shersty, director of hardware sales for TSS, in a small museum of survey gear in The Solutions Store Kent, Washington, location.

Topcon Solutions Store Leads the Way in Gearing Up

Moves to modernize surveying, engineering, and construction were already well under way—recent events have simply accelerated the process. Many, such as Topcon’s Solutions Store, have used the recent slowdown to adopt new models for workflows, collaboration, distributorships, training, and support to be ready to meet future demand. As the pause button is being released, and...

Underground utility infrastructure is often in harm’s way during construction projects, costing economies around the world billions.

Damage to the Underground: A Stitch in Time Saves Nine

Avoiding damage to utility infrastructure could save billions. This is a summary of a white paper “Reducing Damage to Underground Utility Infrastructure during Excavation” prepared by Geoff Zeiss and Dr. Sakura Shinoaki and published by the Geospatial Information & Technology Association. Over two decades in the United States there have been more than 400 fatalities and...

Everest: CHC P5 GNSS receivers and CHC C220 3D Choke Antenna, were deployed at three of the seven Everest elevation network bases.

GNSS on Top of the World: Climbing Everest with CHC P5

Surveyors summit Mount Everest with a new generation of GNSS instruments. The fascination with the height of Mount Everest began one morning in 1852 when Radhanath Sikdar, an Indian-Bengali mathematician, rushed into the room of Sir Andrew Waugh and exclaimed, “Sir, I have discovered the highest mountain of the world.” Sikdar was employed by the Great Trigonometric Survey of India...