Previous Week 120: PLSS Double Proportioning Calculations for those studying for the PS/FS & CST Exams Next Week 118: Artificial Intelligence in Geomatics Week 119: GNSS / GPS Basics 1 min readOctober 3, 2023 Watch LaterRemove Cinema Mode FacebookXLinkedInEmail Steven J. Martin, PLS, presents this week on GNSS / GPS Basics. Latest Posts Week 169: Map Accuracy Standards – For those taking the FS/PS/CST 1 week ago Week 168: What Are (and Aren’t) Relative Error Ellipses? 3 weeks ago Week 167: Riparian Concepts 1 month ago