{ "lat":["51.48 N"], "lon":["-0.46 W"], "elevation":[27.31], "z":[37.31,54.77,121.72,213.46,331.64,481.67,672.83,906.80,1162.42,1423.34,1691.46,1967.18,2375.53,2912.76,3451.31,3992.33,4535.28,5079.03,5622.33,6164.11,6704.26,7243.33,7781.65,8318.86,8854.49,9388.52,9921.05,10452.92,10984.68,11516.05,12048.83,12585.98,13127.90,13674.04,14225.85,14782.71,15341.39,15901.54,16462.44,17022.43,17581.08,18138.16,18693.97,19249.29,19805.92], "u":[-0.50,-0.56,-0.54, 1.89, 6.35, 9.86,11.39,12.03,12.93,14.33,15.34,15.30,14.18,14.04,14.93,15.82,16.22,15.93,16.26,15.92,13.78,10.60,10.88,12.78,13.43,11.41,10.05, 9.05, 6.22, 7.34,11.00,12.68,13.69,15.97,19.59,19.74,17.93,17.90,18.24,18.93,19.92,20.51,20.46,20.64,21.28], "v":[ 3.97, 4.25, 6.48,10.45,11.75,11.48,10.72,10.06, 9.30, 8.10, 6.82, 5.65, 5.28, 6.25, 7.22, 7.80, 8.84, 9.03, 8.56, 7.81, 6.89, 8.66,11.31,12.97,13.89,14.10,12.26, 7.84, 3.04, 2.62, 2.84, 3.90, 3.32, 1.35,-2.65,-6.65,-8.92,-9.68,-10.93,-11.97,-13.51,-15.47,-17.16,-18.26,-19.52], }