SY 100km National Grid Square

SY square spans the South West English Region.

The SY 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 SY 100km map square

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

SY09SY19SY29SY39SY49SY59SY69SY79SY89SY99
SY08SY18SY28SY38SY48SY58SY68SY78SY88SY98
SY07SeaSeaSeaSeaSeaSY67SY77SY87SY97
SeaSeaSeaSeaSeaSeaSY66SeaSeaSea
SeaSeaSeaSeaSeaSeaSeaSeaSeaSea
SeaSeaSeaSeaSeaSeaSeaSeaSeaSea
SeaSeaSeaSeaSeaSeaSeaSeaSeaSea
SeaSeaSeaSeaSeaSeaSeaSeaSeaSea
SeaSeaSeaSeaSeaSeaSeaSeaSeaSea
SeaSeaSeaSeaSeaSeaSeaSeaSeaSea
CornerLatitudeLongitudeEastingNorthing
South West Corner49.891845-3.4201203000000
South East Corner49.891845-2.0013414000000
North West Corner50.799551-3.420120300000100000
North East Corner50.799551-2.001341400000100000

10 KM Squares within the SY 100 KM Square