ADT   Date/Time     Fix   Lat    Lon  |  OBS   Date/Time     Fix   Lat    Lon  |  Diff
2015/09/19/0600Z   FCST  19.0  174.2  |  2015/09/19/0600Z   BEST  18.3  174.6  |  51.8 
2015/09/19/1200Z   FCST  18.8  173.5  |  2015/09/19/1200Z   BEST  18.5  174.5  |  61.0 
2015/09/19/1800Z   FCST  19.8  173.1  |  2015/09/19/1800Z   BEST  18.6  174.5  | 104.9 
2015/09/20/0000Z   FCST  19.3  174.3  |  2015/09/20/0000Z   BEST  19.3  174.3  |   2.6 
2015/09/20/0600Z   FCST  20.1  174.1  |  2015/09/20/0600Z   BEST  20.0  174.1  |   4.6 
2015/09/20/1200Z   FCST  20.9  174.0  |  2015/09/20/1200Z   BEST  20.8  173.8  |  10.7 
2015/09/20/1800Z   FCST  21.6  173.5  |  2015/09/20/1800Z   BEST  22.0  173.1  |  35.8 
2015/09/21/0000Z   FCST  22.5  173.1  |  2015/09/21/0000Z   BEST  23.0  172.4  |  49.4 
2015/09/21/0600Z   FCST  24.2  173.0  |  2015/09/21/0600Z   BEST  23.9  171.9  |  61.4 
2015/09/21/1200Z   FCST  24.7  171.2  |  2015/09/21/1200Z   BEST  24.9  171.2  |  12.5 
2015/09/21/1800Z   FCST  25.6  171.0  |  2015/09/21/1800Z   BEST  26.3  171.1  |  45.1 
2015/09/22/0000Z   FCST  27.6  171.4  |  2015/09/22/0000Z   BEST  27.1  172.0  |  42.0 
2015/09/22/0600Z   FCST  28.0  172.7  |  2015/09/22/0600Z   BEST  27.5  172.2  |  40.4 
2015/09/22/1200Z   FCST  28.4  172.5  |  2015/09/22/1200Z   BEST  28.2  173.0  |  28.5 
2015/09/22/1800Z   FCST  29.6  174.1  |  2015/09/22/1800Z   BEST  29.2  173.2  |  51.4