AMD compatible version of usngs.js with bug fixes, enhancements, and extensive unit tests.

git clone git://github.com/codice/usng.js.git

USNG (U.S. National Grid) MGRS (Military Grid Reference System)

Features

• Convert Lat/Lon bounding box to closest USNG
• Convert Lat/Lon to UTM
• Convert Lat/Lon point to USNG
• Convert UTM to Lat/Lon
• Convert USNG to UTM
• Convert USNG to Lat/Lon
• Convert Lat/Lon to MGRS

Usage

var usng = require('usng.js');

var converter = new usng.Converter();

var usngCoord = converter.LLBboxtoUSNG(north, south, east, west);

var utmCoord = converter.LLtoUTM(lat, lon, utmcoords, zone);

var usngCoord = converter.LLtoUSNG(lat, lon, precision);

var llCoord = converter.UTMtoLL(UTMNorthing, UTMEasting, UTMZoneNumber, accuracy);

var utmCoord = converter.USNGtoUTM(zone,letter,sq1,sq2,east,north,ret);

var llCoord = converter.USNGtoLL(usngStr_input, getCenter);

var mgrsCoord = converter.LLtoMGRS(lat, lon, precision);