ADT Date/Time Fix Lat Lon | OBS Date/Time Fix Lat Lon | Diff 2016/03/16/0130Z FCST -16.4 -140.3 | 2016/03/16/0000Z BEST -16.3 -140.2 | 9.7 2016/03/16/0600Z FCST -16.5 -140.8 | 2016/03/16/0600Z BEST -16.8 -140.9 | 18.7 2016/03/16/1200Z FCST -16.7 -141.4 | 2016/03/16/1200Z BEST -17.2 -141.7 | 35.1 2016/03/16/1800Z FCST -17.2 -142.1 | 2016/03/16/1800Z BEST -17.4 -142.3 | 17.6