I GPSU 4.20 M E Ord Srvy Grt Britn 093 5.7360400E+02 1.1960020E-05 375 -111 431 U BRITISH GRID S Image=RRR_OS.png S CalPoint1=SE 41065 02185= 159 18 S CalPoint2=SK 53175 80165= 658 939