In the UTM system , the earth is divided into 60 zones .
In the Universal Transverse Mercator ( UTM ) system , grid reference is given by three numbers : zone , easting and northing .
In the Universal Transverse Mercator system , the earth is divided into 60 zones .
In the Universal Transverse Mercator ( UTM ) system , grid reference is given by three numbers : zone , easting and northing .