{
"lat":["51.48 N"],
"lon":["-0.46 W"],
"elevation":[32.04],
"z":[42.04,59.26,125.79,216.86,333.19,479.64,665.62,893.03,1134.66,1374.16,1619.62,1871.45,2244.38,2735.84,3229.31,3725.54,4224.09,4723.40,5221.84,5718.84,6214.65,6709.90,7205.38,7701.91,8200.22,8700.90,9204.40,9711.21,10222.06,10738.15,11261.48,11794.52,12338.72,12893.26,13456.85,14030.27,14615.88,15217.06,15836.00,16472.04,17123.53,17791.24,18479.40,19191.98,19931.33],
"u":[ 5.49, 6.31, 9.89,13.31,15.57,16.01,15.28,13.91,12.72,12.98,12.82,11.66,11.91,16.38,21.77,25.21,26.18,25.55,24.16,22.73,22.10,22.28,23.04,23.88,24.47,24.77,25.07,25.50,25.47,24.40,22.43,19.51,15.69,11.74,10.71,11.05,12.22,12.41,10.21, 6.67, 4.62, 4.97, 5.04, 3.69, 2.46],
"v":[-0.73,-0.80,-1.85,-3.48,-5.45,-7.33,-8.66,-8.55,-6.84,-5.01,-3.81,-4.76,-7.60,-11.12,-11.83,-9.48,-6.27,-3.26,-1.94,-2.32,-3.65,-5.35,-7.09,-8.48,-9.61,-10.64,-11.80,-13.62,-16.27,-19.01,-20.49,-20.79,-20.43,-19.22,-17.24,-15.36,-15.25,-17.64,-19.35,-19.68,-18.11,-17.41,-18.36,-19.19,-19.93],
}