{
"lat":["51.48 N"],
"lon":["-0.46 W"],
"elevation":[27.31],
"z":[37.31,54.53,120.89,211.42,327.08,473.30,660.85,892.86,1148.14,1409.47,1678.22,1954.70,2363.90,2901.97,3440.28,3978.87,4517.52,5055.93,5593.78,6130.62,6666.02,7200.12,7733.22,8266.04,8799.49,9333.24,9866.22,10397.65,10927.63,11457.23,11988.65,12526.03,13072.72,13626.77,14184.78,14745.04,15306.00,15866.61,16426.32,16985.30,17544.02,18102.50,18660.35,19217.33,19773.59],
"u":[-2.97,-3.01,-3.95,-4.43,-2.83, 0.24, 3.47, 5.79, 6.26, 6.03, 6.91, 8.84, 8.68, 8.73,11.95,13.99,15.16,15.97,16.30,16.99,17.94,18.29,19.47,20.72,20.59,19.24,17.69,17.04,17.27,17.92,18.66,18.93,18.81,17.94,17.64,17.67,17.95,17.96,17.93,18.47,19.30,19.81,20.17,20.66,21.26],
"v":[ 3.20, 3.19, 4.90, 8.33,11.62,10.99, 9.96, 9.34, 8.50, 8.20, 8.32, 8.14, 6.70, 6.73, 8.41, 9.14, 8.25, 5.70, 3.73, 3.71, 4.01, 1.70,-0.77,-6.18,-13.67,-18.83,-23.61,-27.43,-29.14,-28.11,-25.07,-21.14,-17.40,-15.48,-15.15,-15.75,-16.64,-17.43,-17.81,-17.95,-18.33,-19.29,-20.77,-22.84,-25.64],
}