ADT   Date/Time     Fix   Lat    Lon  |  OBS   Date/Time     Fix   Lat    Lon  |  Diff
2015/07/23/1200Z   FCST  18.4  114.3  |  2015/07/23/1200Z   BEST  18.6  114.5  |  20.4 
2015/07/23/1800Z   FCST  19.5  115.2  |  2015/07/23/1800Z   BEST  19.4  115.4  |  11.3 
2015/07/24/0000Z   FCST  20.1  116.2  |  2015/07/24/0000Z   BEST  20.1  116.2  |   2.2 
2015/07/24/0600Z   FCST  20.7  117.0  |  2015/07/24/0600Z   BEST  20.9  116.9  |  14.9 
2015/07/24/1200Z   FCST  21.5  117.8  |  2015/07/24/1200Z   BEST  21.7  117.6  |  17.0 
2015/07/24/1800Z   FCST  22.0  118.3  |  2015/07/24/1800Z   BEST  22.4  118.5  |  26.5 
2015/07/25/0000Z   FCST  23.1  119.3  |  2015/07/25/0000Z   BEST  23.1  119.7  |  23.8