en.wikipedia.org/wiki/Universal_Transverse_Mercator_coordinate_system

The Universal Transverse Mercator (**UTM**) conformal projection uses a 2-
dimensional .... The **grid** zones serve to delineate irregular **UTM** zone boundaries
.

www.maptools.com/tutorials/utm/quick_guide

The map has **grid** lines spaced every kilometer or 1000 meters. The **grid** is
labeled with **UTM** coordinate values. The vertical **grid** lines determine East-West
...

www.maptools.com/tutorials/utm/details

With the advent of inexpensive GPS receivers, many other map users are
adopting the **UTM grid** system for coordinates that are simpler to use than latitude
and ...

mappingsupport.com/p/coordinates-utm-google-maps.html

2016 - How to display **UTM Grid** lines on Google maps. Learn UTM coordinates.
Gmap4 features supporting UTM include geolocation, GIS overlays, search and ...

www.dmap.co.uk/utmworld.htm

**UTM Grid** Zones of the World compiled by Alan Morton. There are 60 longitudinal
projection zones numbered 1 to 60 starting at 180°W. Each of these zones is 6 ...

gisgeography.com/utm-universal-transverse-mercator-projection

The center line of a **UTM grid** zone has a scale factor of 0.9996. This means that
a distance of 100 meters on an ellipsoid would be 99.96 meters on a map.

egsc.usgs.gov/isb//pubs/factsheets/fs07701.html

Aug 7, 2006 **...** Map Projections. The most convenient way to identify points on the curved
surface of the Earth is with a system of reference lines called ...

pubs.usgs.gov/fs/2001/0077/report.pdf

The most convenient way to identify points on the curved surface of the Earth is with a system of reference lines called parallels of latitude and meridians of lon-.

www.e-education.psu.edu/natureofgeoinfo/c2_p22.html

Figure 2.22.1 A Mercator projection of the world, showing the 60 **UTM** coordinate
system zones, each divided into north and south halves at the equator.