{
"lat":["51.48 N"],
"lon":["-0.46 W"],
"elevation":[27.31],
"z":[37.31,54.26,120.05,210.01,325.01,470.13,655.38,883.78,1135.52,1394.46,1661.64,1936.98,2345.65,2884.22,3423.65,3963.11,4501.68,5038.58,5573.54,6106.48,6637.79,7168.28,7698.91,8229.57,8759.21,9287.26,9813.28,10336.88,10858.99,11382.68,11912.19,12452.32,13004.53,13564.65,14128.52,14693.79,15258.77,15822.77,16386.43,16950.76,17515.59,18080.01,18643.29,19205.30,19766.24],
"u":[-2.36,-2.64,-4.14,-4.80,-4.43,-3.23,-2.59,-2.54,-2.04,-0.43, 0.60, 1.10, 1.57, 3.48, 5.28, 6.29, 6.62, 7.97, 9.78,11.84,12.51,12.35,11.85,12.92,14.55,17.05,19.81,20.20,19.39,17.86,15.94,14.74,14.82,15.04,14.75,15.43,15.69,15.82,16.14,16.11,16.23,16.76,17.95,19.45,20.66],
"v":[ 1.06, 1.16, 3.22, 7.30, 9.82, 9.73, 8.95, 7.79, 6.94, 6.62, 6.13, 5.21, 4.67, 4.47, 4.83, 5.70, 6.58, 7.67, 8.21, 7.98, 4.92, 0.22,-4.32,-7.76,-10.45,-12.94,-10.82,-10.38,-12.40,-13.47,-13.09,-10.59,-8.73,-8.49,-9.36,-10.29,-11.82,-12.89,-13.62,-14.57,-15.24,-15.52,-15.51,-15.54,-15.80],
}