Example GML Dictionary of some coordinate reference systems and components. CRS Dictionary OSGB36 /British National Grid + ODN 7405 United Kingdom (UK) - Great Britain - England Scotland Wales - onshore; Isle of Man. OSGB 1936 / British National Grid 27700 United Kingdom (UK) - Great Britain - England Scotland Wales - onshore; Isle of Man. OSGB 1936 4277 United Kingdom (UK) - Great Britain - England Scotland Wales - onshore; Isle of Man. ellipsoidal 6402 Geodetic latitude in north direction with degree units 9901 Lat north Geodetic longitude in east direction with degree units 9902 Lon east OSGB 1936 6277 Greenwich 8901 0 Airy 1830 7001 6377563.396 299.3249646 Transverse Mercator 19916 49 -2 0.999601272 400000 -100000 Transverse Mercator 9807 See Section 1.4.6 "Transverse Mercator" of EPSG Guidance Note 7, December 2000. 2 2 Latitude of natural origin 8801 Longitude of natural origin 8802 Scale factor at natural origin 8805 False Easting 8806 False Northing 8807 Easting and Northing in metres 4400 Easting in east direction with metre units 9906 E east Northing in north direction with metre units 9907 N north Height up in metres 6499 Gravity-related height in up direction with metre units 9904 H up Ordnance Datum Newlyn 5101 geoidal