Category Archives: Surveying

Exceeding the Limits

Forensic survey technology is now a need rather than a luxury as Latin America’s urban concentration accelerates. For decades the art and science of determining how a crime was commit-ted and how a car crash occurred has relied on expert hypotheses based on personal experience and memory. Experts have used tape measures, cameras, and paper...

Survey Web Tools

How to use them for land survey planning and reconnaissance.  When I first used GNSS, it was my usual practice to go to the National Geodetic Survey (NGS) website to gather the data sheets for control monuments in the vicinity of my project area. I would plot these in a program called TopoScout, a topographic...

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About xyHt

xyHt is a magazine and blog covering geospatial disciplines for professionals and prosumers, published by Flatdog Media. We print 12 issues of xyHt per year, with two seasonal supplements (sometimes three). All print issues are also available digitally for free, as are our two emailed newsletters: Pangaea and Surveyors’ Field Notes. A print subscription is...

Flatdog Media

Flatdog Media publishes xyHt print and digital magazine, a blog, and two enewsletters.  We’re comprised of a small staff; our office is in Frederick, MD but our writers and editors live and work internationally. Click on each name for bios, photos, and articles for and about staff members. Publishing Staff Neil Sandler, Publisher Shelly Cox,...

xyHt: A New Magazine

Like so many ideas in surveying, starting this magazine started over a beer at a great little Irish pub with friends, where we discussed what the landscape of surveying might look like in the not-so-distant future. I figure, during the course of almost 50 years that I’ve been a geodetic surveyor, virtually all parts of...

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xyHt: What Does It Mean?

Why did we pick an obscure geodetic expression as the name of our magazine? It’s not all that obscure—it represents a foundational element requisite to nearly all human endeavor. It touches your life explicitly and in the abstract. All of the ways that humans have measured and gauged their world, each of the conventions they...