Top Stories

Get your top stories below


xyHt News Links: 5/27/16

3D Laser Mapping Launches New Multiplatform Mapping System Hi-Target Qpad X5 high-precision rugged tablet Settop CellXtrem: Create your own CORS solution or connect to existing CORS trip services Congress yanks funding for OCX Iridium launches alternative GPS PNT service MicroSurvey Introduces the HxIP Imagery Program FARO® announces the release of...


The Certified Theoretical Monument

This entry is part 1 of 12 in the series xyHt in print May 2016Igor Kidinsky, aka Eager (The Kid), estimated that both monuments—for the same property corner—were to be found nearby. Glenny Dale, aka Glutton (The Old Man), turned on the metal detector, but both surveyors soon spotted the...

A Correctly Weighted Least Squares Adjustment, Part 4

This entry is part 2 of 12 in the series xyHt in print May 2016Correct Weights In previous articles (January, February, and April 2016) I discuss the unreliability of standard deviations when they are computed from a small sample of observations and their use in developing the stochastic (weight) model...