Tag Archives: gnss
xyHt Magazine July/August 2025
Read the July/August 2025 xyHt digital edition. Table of Contents LiDAR for Cattle Farming – Airborne lidar is helping ranchers map rangeland, monitor vegetation and plan water resources. Partnering for Geospatial Impact (Sponsored Content) – NV5 Geospatial’s integrated lidar, imagery and AI approach is driving smarter decisions across industries. Having a Ball Doing Layout -One...
A Conversation With Spatial Storyteller, Pete Kelsey
Geospatial storytelling, geo-evangelism, and how to build the ultimate reality capture kit. By Pete Kelsey and Gavin Schrock, PLS The geospatial sector has a bona fide “geo celebrity”, and that distinction is well deserved. Pete Kelsey has been out there in the geo trenches with the rest of us for decades. Beginning with military service,...
xyHt Digital Magazine: May/June 2025
xyHt magazine’s combined May and June issue focuses on aerial surveying and mapping and takes an in-depth look at topics from tropical glaciers to government advocacy. As always, if you don’t have a subscription to our print edition, or if someone else in the office has snaffled your copy, don’t fret, here is the digital edition. Click...
The Surveyor and the “Geodesy Crisis”
Surveyor’s Corner By Tim Burch To the average professional surveyor, the term “geodesy” does not exist in their everyday conversations about the business. While the use of state plane coordinates has expanded greatly with the development of GPS/GNSS receivers and RTK/RTN connectivity, the mathematics and “black magic” of geodesy remains an enigma to most of...
From Meters to Centimeters
Understanding correction services for GNSS By Towfique Ahmed Real-time correction services were created to enhance the accuracy of Global Navigation Satellite Systems (GNSS), reducing errors from tens of meters to precise, centimeter-level measurements. While some applications can function with sub-meter accuracy—such as those supported by regional Satellite-Based Augmentation System (SBAS) solutions—surveying requires far greater precision....
Weathering Solar Storms
Entering the peak year of the current Solar Cycle, GNSS users are already experiencing negative effects. The good news is that there are planning resources, and many of today’s advanced rovers can ride out all but the roughest solar storms.