{
"lat":["51.48 N"],
"lon":[" 0.00 E"],
"elevation":[13.47],
"z":[23.47,40.26,105.57,194.67,308.39,451.64,633.72,856.59,1100.10,1348.50,1603.55,1865.72,2253.48,2763.06,3274.06,3789.21,4309.20,4833.17,5359.61,5886.40,6412.27,6937.42,7462.84,7989.72,8519.00,9050.66,9584.04,10119.35,10659.73,11210.05,11774.38,12354.34,12946.44,13542.67,14138.10,14731.86,15324.28,15915.90,16505.52,17091.44,17673.54,18253.06,18830.04,19403.56,19972.56],
"u":[-2.00,-2.01,-3.08,-5.46,-8.40,-10.48,-10.85,-9.91,-9.01,-8.75,-8.02,-7.32,-7.38,-9.02,-11.68,-15.37,-18.59,-20.36,-21.92,-22.74,-22.40,-22.44,-22.96,-23.99,-24.58,-23.74,-21.54,-18.90,-14.53,-12.92,-13.57,-12.85,-9.16,-5.71,-3.33,-2.00,-0.54, 0.81, 2.22, 3.06, 3.47, 4.41, 5.71, 7.18, 8.68],
"v":[-4.92,-4.94,-6.73,-9.17,-9.74,-8.20,-6.66,-5.83,-4.20,-3.19,-3.96,-6.09,-7.21,-7.21,-9.03,-13.54,-17.87,-20.40,-20.75,-20.61,-21.01,-21.47,-21.53,-20.79,-19.69,-18.83,-18.45,-17.16,-15.95,-16.66,-16.10,-14.11,-11.06,-10.22,-8.78,-7.73,-7.91,-8.19,-6.79,-6.18,-5.62,-4.92,-4.21,-4.01,-4.25],
}