{
"lat":["51.48 N"],
"lon":["-0.46 W"],
"elevation":[27.31],
"z":[37.31,55.25,123.59,217.10,336.30,486.20,676.80,910.43,1166.32,1428.24,1698.10,1976.65,2391.68,2939.65,3489.13,4039.65,4590.90,5142.01,5692.31,6241.71,6790.23,7337.81,7884.55,8431.09,8978.82,9529.55,10083.09,10636.83,11189.53,11743.39,12302.83,12871.49,13448.69,14028.50,14607.53,15185.05,15760.48,16337.09,16917.07,17497.64,18078.38,18662.48,19249.63,19837.52,20425.26],
"u":[-0.12,-0.13,-1.05,-0.32, 0.20, 0.10,-0.38,-0.75, 0.05, 0.96, 1.25, 1.42, 1.78, 3.33, 4.42, 5.86, 7.67, 8.31, 7.85, 7.59, 8.85,11.32,12.51, 9.68, 4.68, 2.59, 3.20, 3.77, 2.40, 0.62, 2.84, 8.57,12.50,11.72, 7.90, 7.18, 9.35, 8.05, 3.24, 2.66, 2.85, 0.85,-1.43,-2.08,-2.32],
"v":[-1.27,-1.49,-1.69,-1.30,-1.15,-1.95,-3.00,-3.07,-3.28,-3.44,-3.35,-3.24,-3.63,-3.65,-3.66,-6.08,-8.26,-7.91,-7.90,-10.63,-14.57,-17.39,-18.16,-19.55,-28.13,-42.07,-53.59,-58.95,-56.54,-48.15,-34.90,-27.12,-26.43,-24.81,-20.04,-13.53,-11.52,-10.77,-6.11,-4.64,-5.88,-6.46,-4.91,-3.71,-3.54],
}