51.505833 -0.132500

N 51.505833 W 0.132500

51.505833° -0.132500°

N 51.505833° W 0.132500°

51°30.350' 0°7.950'

N 51°30.350' W 0°7.950'

51°30'21.00" 0°7'57.00"

N 51°30'21.00" W 0°7'57.00"