{
"lat":["52.10 N"],
"lon":["-0.42 W"],
"elevation":[68.11],
"z":[78.11,95.39,161.92,252.74,368.54,514.25,699.39,926.21,1167.86,1407.72,1653.47,1905.64,2279.79,2773.32,3269.12,3768.21,4270.79,4776.38,5284.08,5792.89,6301.91,6810.56,7318.46,7825.50,8331.70,8837.21,9342.19,9847.09,10353.05,10862.49,11378.88,11905.17,12442.68,12991.69,13552.32,14124.23,14707.38,15302.79,15911.04,16533.58,17173.02,17829.89,18505.80,19206.22,19934.81],
"u":[ 8.86, 9.67,12.62,15.76,18.87,21.23,23.20,24.00,22.59,21.19,21.66,22.70,24.03,27.89,33.25,37.91,41.58,44.12,45.75,47.13,48.69,50.33,51.55,51.98,51.77,51.58,52.12,53.75,55.83,56.77,55.70,53.03,49.79,46.67,44.32,42.78,40.29,35.03,28.32,22.37,17.07,14.21,14.59,14.66,11.58],
"v":[ 2.03, 2.26, 2.39, 1.76, 0.28,-1.58,-4.04,-8.78,-12.77,-14.62,-14.87,-13.68,-10.98,-9.49,-9.36,-9.49,-10.46,-11.92,-13.35,-14.38,-14.75,-14.63,-14.56,-14.73,-14.82,-14.54,-14.20,-14.49,-15.44,-16.21,-16.13,-15.16,-13.11,-9.63,-4.85,-1.33,-1.21,-5.26,-7.98,-6.25,-3.03,-2.07,-2.83,-4.31,-6.49],
}