Six Figure Grid References
Start by revising four figure grid references:
Six figure grid references are more precise that a four figure grid reference. They are used to locate smaller locations. A six figure grid references splits a grid square up into ten sections along the bottom and the side.
The image above shows one grid square with a four figure grid reference of 1844. Locate each of characters using the structure: 18 Easting value (between 0 and 9) 44 Northing (between 0 and 9).