{ "lat":["51.48 N"], "lon":["-0.46 W"], "elevation":[32.04], "z":[42.04,59.88,127.78,220.41,338.49,487.17,676.38,908.32,1155.39,1400.97,1653.36,1913.06,2299.04,2807.39,3315.64,3824.04,4332.72,4841.46,5349.68,5856.79,6362.39,6866.81,7370.41,7872.69,8373.08,8871.58,9369.00,9867.26,10368.96,10876.82,11393.69,11921.86,12463.12,13018.53,13587.32,14168.52,14762.41,15369.32,15989.91,16625.66,17278.60,17951.68,18647.43,19369.04,20121.39], "u":[ 4.98, 5.59, 7.29, 9.48,10.54, 9.19, 7.87, 7.29, 7.83, 9.95,12.87,15.10,17.49,19.74,21.09,22.47,23.61,23.85,23.80,23.95,24.34,25.31,25.97,26.30,26.78,27.91,29.73,29.55,27.18,24.87,23.08,22.14,22.09,21.82,21.23,19.82,16.94,15.34,14.12,12.85,11.39, 9.25, 7.80, 7.06, 6.04], "v":[-1.82,-2.01,-3.31,-5.70,-8.33,-10.13,-9.89,-9.21,-6.95,-3.16,-0.45, 1.27, 1.95, 2.01, 2.03, 2.44, 2.89, 2.63, 1.93, 1.50, 1.79, 1.44, 0.40, 0.68, 2.16, 3.52, 3.67, 2.99, 2.11, 1.73, 1.11, 0.51,-0.19,-0.64,-1.35,-2.84,-2.85,-2.35,-2.67,-2.51,-2.75,-3.35,-3.87,-4.60,-5.53], }