TF 100km National Grid Square
TF square spans the East Midlands English Region,Eastern English Region & Yorkshire and the Humber English Region.
The TF national grid square measures 100 km by 100 km and has an area of 10,000 kilometres squared.
The technical term for a 100 km map square is a Myriad.
When this 100km square is divided into a grid 10 by 10 it gives the next size of grid square. This unit is called a Hectad and measures 10km square. 100 hectads fit in a 100km square.
Out of the hectads generated from square TF, 77 are land and 23 are sea. Sea squares are disregarded on this site as they contain no land features.
 |  |  |  |  |  | | | | |
 |  |  |  |  |  | | | | |
 |  |  |  |  |  | | | | |
 |  |  |  |  |  | | | | |
 |  |  |  |  |  | | | | |
 |  |  |  |  | |  |  |  |  |
 |  |  |  |  | |  |  |  |  |
 |  |  |  |  |  |  |  |  |  |
 |  |  |  |  |  |  |  |  |  |
 |  |  |  |  |  |  |  |  |  |
| Corner | Latitude | Longitude | Easting | Northing |
|---|---|---|---|---|
| South West Corner | 52.561084 | -0.525331 | 500000 | 300000 |
| South East Corner | 52.561084 | 1.011039 | 600000 | 300000 |
| North West Corner | 53.487243 | -0.525331 | 500000 | 400000 |
| North East Corner | 53.487243 | 1.011039 | 600000 | 400000 |
10 KM Squares within the TF 100 KM Square
TF00 TF01 TF02 TF03 TF04 TF05 TF06 TF07 TF08 TF09 TF10 TF11 TF12 TF13 TF14 TF15 TF16 TF17 TF18 TF19 TF20 TF21 TF22 TF23 TF24
TF25 TF26 TF27 TF28 TF29 TF30 TF31 TF32 TF33 TF34 TF35 TF36 TF37 TF38 TF39 TF40 TF41 TF42 TF43 TF44 TF45 TF46 TF47 TF48 TF49