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SN82
Based in the Mid and West Wales region of Scotland.
The SN82 10 square kilometre grid intersects with the settlement of Trecastle.
SN82
SN82 is within the post towns of Brecon, Brecknockshire, Llandovery, Carmarthenshire, Llangadog, Carmarthenshire & Swansea, Glamorgan.
The square is within Powys - Powys & Sir Gaerfyrddin - Carmarthenshire councils.
The SN82 national grid square measures 10 km by 10 km and has an area of 1,000 kilometres squared.
The technical term for a 10 km map square is a Hectad.
When this 10 km square is divided into a grid 10 by 10 it gives the next size of grid square. This unit is called a Monad and measures 1km square. 100 monads fit in a 10km square.
Out of the monads generated from square SN82, 446 are land and -346 are sea. Sea squares are disregarded on this site as they contain no land features.
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| Corner | Latitude | Longitude | Easting | Northing |
|---|---|---|---|---|
| South West Corner | 51.865640 | -3.747688 | 280000 | 220000 |
| South East Corner | 51.865640 | -3.599032 | 290000 | 220000 |
| North West Corner | 51.957577 | -3.747688 | 280000 | 230000 |
| North East Corner | 51.957577 | -3.599032 | 290000 | 230000 |