From: bill.gunshannon@gmail.com   
      
   On 4/22/2025 9:57 PM, Dan Cross wrote:   
   > In article ,   
   > bill   wrote:   
   >> On 4/22/2025 10:54 AM, Dan Cross wrote:   
   >>> I learned land navigation using metric units in the US Marines,   
   >>> using the NATO grid system (not lat/long).   
   >>   
   >> It's called Universal Transverse Mercator and NATO had nothing   
   >> to do with it.   
   >   
   > Actually, I was referring to MGRS, the Military Grid Reference   
   > System, which is the NATO standard.  MGRS is based on UTM, but   
   > is more succinct, with some changes around the poles derived   
   > from UPS (Universal Polar Stereographic).   
   >   
   > https://en.wikipedia.org/wiki/Military_Grid_Reference_System   
   >   
   >> Just a few blurbs:   
   >>   
   >> The Universal Transverse Mercator (UTM) system was developed by the US   
   >> Army Corps of Engineers starting in the early 1940s.   
   >>   
   >> Provided by AI overview.   
   >>   
   >> The Universal Transverse Mercator projection and grid system was adopted   
   >> by the U.S. Army in 1947 for designating rectangular coordinates on   
   >> large scale military maps. UTM is currently used by the United States   
   >> and NATO armed forces.   
   >   
   > This is incorrect; or at least, misleading.  MGRS is the NATO   
   > standard.   
   >   
   >> MapTools.   
   >>   
   >> Note the dates, long before NATO even existed.   
   >   
   > I didn't say that NATO invented it; I said it's the NATO grid   
   > system, that is, the one used by NATO.   
   >   
   >> Developed by the US Army Map Service in the late 1940s — probably 1947 —   
   >> and shortly thereafter adopted by US Army   
   >> as well as North Atlantic Treaty Organization (NATO) forces, the   
   >> Universal Transverse Coordinate (UTM) projection and grid system   
   >> remained a classified secret for many years.   
   >>   
   >>   
   >> The Universal Transverse Mercator (UTM) geographic coordinate system   
   >>   
   >> By   
   >> Michael A. Neiger   
   >> Marquette, Michigan   
   >> © Copyright 2010 - 2022   
   >>   
   >> It was originally developed not by NATO but by the US Army.   
   >>   
   >> By the way, just for the sake of curiosity the reason I am rather   
   >> well versed in this is because my first job after high school and   
   >> leading up to my first enlistment  in the U.S. Army was with  the   
   >> above mentioned Army Map Service where I was both a Cartographic   
   >> Technician and a Geodetic Aide.  When I went into the Army I was   
   >> hell on the Land Navigation Course.  :-)   
   >   
   > Land Nav kicks everybody's ass.   
   >   
      
   Not mine!!  :-)   
      
   bill   
      
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