51.507778 -0.128056

N 51.507778 W 0.128056

51.507778° -0.128056°

N 51.507778° W 0.128056°

51°30.467' 0°7.683'

N 51°30.467' W 0°7.683'

51°30'28.00" 0°7'41.00"

N 51°30'28.00" W 0°7'41.00"