ADT   Date/Time     Fix   Lat    Lon  |  OBS   Date/Time     Fix   Lat    Lon  |  Diff
2015/08/21/1745Z   SPRL  14.3   48.3  |  2015/08/21/1800Z   BEST  14.3   48.6  |  15.7 
2015/08/22/1745Z   FCST  15.5   52.5  |  2015/08/22/1800Z   BEST  15.5   52.7  |  10.4 
2015/08/22/2345Z   FCST  15.9   53.9  |  2015/08/23/0000Z   BEST  15.6   54.0  |  19.7 
2015/08/23/0545Z   FCST  15.7   55.3  |  2015/08/23/0600Z   BEST  15.7   55.3  |   3.0 
2015/08/23/1145Z   FCST  15.9   56.6  |  2015/08/23/1200Z   BEST  15.7   56.7  |  10.9 
2015/08/23/1745Z   FCST  15.9   57.9  |  2015/08/23/1800Z   BEST  15.6   58.2  |  24.3 
2015/08/23/2345Z   FCST  15.6   59.6  |  2015/08/24/0000Z   BEST  15.6   59.3  |  18.0