ADT   Date/Time     Fix   Lat    Lon  |  OBS   Date/Time     Fix   Lat    Lon  |  Diff
2018/10/15/0000Z   FCST  17.4  104.3  |  2018/10/15/0000Z   BEST  17.3  103.8  |  28.6 
2018/10/15/0600Z   FCST  17.6  104.4  |  2018/10/15/0600Z   BEST  17.6  104.1  |  20.1 
2018/10/15/1200Z   FCST  17.6  104.2  |  2018/10/15/1200Z   BEST  17.9  104.3  |  19.9 
2018/10/15/1800Z   FCST  17.6  104.5  |  2018/10/15/1800Z   BEST  18.2  104.4  |  33.7 
2018/10/16/0000Z   FCST  18.0  104.5  |  2018/10/16/0000Z   BEST  18.4  104.4  |  24.9 
2018/10/16/0600Z   FCST  18.5  104.7  |  2018/10/16/0600Z   BEST  18.5  104.5  |  10.2 
2018/10/16/1200Z   FCST  18.8  104.6  |  2018/10/16/1200Z   BEST  18.7  104.6  |   8.5 
2018/10/16/1800Z   FCST  18.7  104.6  |  2018/10/16/1800Z   BEST  18.9  104.9  |  22.5 
2018/10/17/0000Z   FCST  19.1  105.1  |  2018/10/17/0000Z   BEST  19.8  105.5  |  49.4