OS X (Eastings)     531040
OS Y (Northings)    104624
Nat Grid            TQ310046 / TQ3104004624
Nearest Post Code   BN1 1AA
Lat (WGS84)         N50:49:35 (50.82633368040912)
Long (WGS84)        W0:08:27 (-0.1408189611346903)
Lat,Long (WGS84)    50.82633368040912,-0.1408189611346903
Lat (OSGB36)        N50:49:33 (50.82574481109448)
Long (OSGB36)       W0:08:21 (-0.1392413192779154)
Lat,Long (OSGB36)   50.82574481109448,-0.1392413192779154
what3words          tried.plenty.goes
Open Loc/Plus code  9C2XRVG5+GMM