ADT   Date/Time     Fix   Lat    Lon  |  OBS   Date/Time     Fix   Lat    Lon  |  Diff
2018/07/30/1309Z   FCST  28.7 -152.5  |  2018/07/30/1200Z   BEST  28.5 -152.6  |  13.2 
2018/07/30/1809Z   FCST  29.5 -152.2  |  2018/07/30/1800Z   BEST  29.2 -152.5  |  25.9 
2018/07/31/0009Z   FCST  30.2 -152.1  |  2018/07/31/0000Z   BEST  30.5 -152.5  |  29.6 
2018/07/31/0609Z   FCST  31.7 -152.1  |  2018/07/31/0600Z   BEST  31.8 -151.0  |  57.4 
2018/07/31/1209Z   FCST  33.0 -150.4  |  2018/07/31/1200Z   BEST  32.4 -150.9  |  45.0 
2018/07/31/1809Z   FCST  33.5 -150.6  |  2018/07/31/1800Z   BEST  34.1 -150.1  |  46.4