51.508056 -0.087778

N 51.508056 W 0.087778

51.508056° -0.087778°

N 51.508056° W 0.087778°

51°30.483' 0°5.267'

N 51°30.483' W 0°5.267'

51°30'29.00" 0°5'16.00"

N 51°30'29.00" W 0°5'16.00"