TR 100km National Grid Square

TR square spans the Eastern English Region & South East English Region.

The TR 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.

A map of the TR 100km map square

Out of the hectads generated from square TR, 26 are land and 74 are sea. Sea squares are disregarded on this site as they contain no land features.

TR09SeaSeaSeaSeaSeaSeaSeaSeaSea
TR08SeaSeaSeaSeaSeaSeaSeaSeaSea
TR07SeaTR27TR37TR47SeaSeaSeaSeaSea
TR06TR16TR26TR36TR46SeaSeaSeaSeaSea
TR05TR15TR25TR35SeaSeaSeaSeaSeaSea
TR04TR14TR24TR34SeaSeaSeaSeaSeaSea
TR03TR13TR23TR33SeaSeaSeaSeaSeaSea
TR02TR12SeaSeaSeaSeaSeaSeaSeaSea
TR01SeaSeaSeaSeaSeaSeaSeaSeaSea
SeaSeaSeaSeaSeaSeaSeaSeaSeaSea
CornerLatitudeLongitudeEastingNorthing
South West Corner50.7214510.834756600000100000
South East Corner50.7214512.334556700000100000
North West Corner51.6631850.834756600000200000
North East Corner51.6631852.334556700000200000

10 KM Squares within the TR 100 KM Square

TR01 TR02 TR03 TR04 TR05 TR06 TR07 TR08
TR09 TR12 TR13 TR14 TR15 TR16 TR23 TR24
TR25 TR26 TR27 TR33 TR34 TR35 TR36 TR37
TR46 TR47