HIE   Date/Time     Fix   Lat    Lon  |  OBS   Date/Time     Fix   Lat    Lon  |  Diff
2017/09/06/1800Z   FCST  21.6   95.7  |  2017/09/06/1800Z   BEST  21.8   95.2  |  31.9 
2017/09/07/1200Z   FCST  21.5   94.5  |  2017/09/07/1200Z   BEST  21.6   94.6  |  11.6 
2017/09/08/0000Z   SPRL  21.5   94.8  |  2017/09/08/0000Z   BEST  21.5   95.0  |  14.5 
2017/09/08/1200Z   SPRL  21.1   95.7  |  2017/09/08/1200Z   BEST  21.1   95.7  |   3.1 
2017/09/09/0000Z   SPRL  20.5   96.6  |  2017/09/09/0000Z   BEST  20.8   96.9  |  25.0