OS X (Eastings) 421500 OS Y (Northings) 167500 Nat Grid SU215675 / SU2150067500 Nearest Post Code SN8 3HW Lat (WGS84) N51:24:22 (51.40612265384994) Long (WGS84) W1:41:32 (-1.6922906261722055) Lat,Long (WGS84) 51.40612265384994,-1.6922906261722055 Lat (OSGB36) N51:24:20 (51.40562427089112) Long (OSGB36) W1:41:27 (-1.6908665843658026) Lat,Long (OSGB36) 51.40562427089112,-1.6908665843658026 what3words extremely.petal.hazy Open Loc/Plus code 9C3WC845+C3W