ADT   Date/Time     Fix   Lat    Lon  |  OBS   Date/Time     Fix   Lat    Lon  |  Diff
2017/08/31/0029Z   FCST  20.4  109.0  |  2017/08/31/0000Z   BEST  20.4  109.0  |   3.6 
2017/08/31/0600Z   FCST  21.0  109.3  |  2017/08/31/0600Z   BEST  21.0  109.3  |   2.2 
2017/08/31/1200Z   FCST  21.6  109.5  |  2017/08/31/1200Z   BEST  21.8  109.6  |  11.1 
2017/08/31/1800Z   FCST  22.7  109.8  |  2017/08/31/1800Z   BEST  22.4  110.0  |  18.5 
2017/09/01/0000Z   FCST  23.1  110.3  |  2017/09/01/0000Z   BEST  22.9  110.3  |   9.8 
2017/09/01/0600Z   FCST  23.7  110.7  |  2017/09/01/0600Z   BEST  23.4  110.7  |  17.0 
2017/09/01/1200Z   FCST  24.2  111.3  |  2017/09/01/1200Z   BEST  24.1  110.9  |  23.1 
2017/09/01/1800Z   FCST  25.0  111.5  |  2017/09/01/1800Z   BEST  25.1  111.6  |   6.6 
2017/09/02/0000Z   FCST  25.9  112.2  |  2017/09/02/0000Z   BEST  26.0  112.4  |  10.1 
2017/09/02/0600Z   FCST  26.8  113.3  |  2017/09/02/0600Z   BEST  26.8  113.2  |   4.3 
2017/09/02/1200Z   FCST  27.6  114.0  |  2017/09/02/1200Z   BEST  27.6  113.9  |   5.4 
2017/09/02/1800Z   FCST  28.2  114.7  |  2017/09/02/1800Z   BEST  28.3  114.7  |   5.3 
2017/09/03/0000Z   FCST  29.1  115.4  |  2017/09/03/0000Z   BEST  28.9  115.4  |  10.7 
2017/09/03/0600Z   FCST  29.3  116.2  |  2017/09/03/0600Z   BEST  29.3  115.9  |  16.8