ADT Date/Time Fix Lat Lon | OBS Date/Time Fix Lat Lon | Diff 2016/09/18/0115Z FCST 16.5 109.7 | 2016/09/18/0000Z BEST 16.1 109.2 | 34.7 2016/09/18/0600Z FCST 17.1 110.6 | 2016/09/18/0600Z BEST 16.8 110.1 | 35.4 2016/09/18/1200Z FCST 17.7 111.3 | 2016/09/18/1200Z BEST 17.4 111.2 | 18.4 2016/09/18/1800Z FCST 17.9 112.0 | 2016/09/18/1800Z BEST 18.1 112.4 | 29.5 2016/09/19/0000Z FCST 18.9 113.4 | 2016/09/19/0000Z BEST 19.0 113.4 | 5.9 2016/09/19/0600Z SPRL 20.0 114.1 | 2016/09/19/0600Z BEST 20.0 114.2 | 6.3 2016/09/19/1200Z SPRL 21.0 115.2 | 2016/09/19/1200Z BEST 21.2 115.3 | 14.3 2016/09/19/1800Z FCST 22.6 115.8 | 2016/09/19/1800Z BEST 22.2 116.2 | 34.0 2016/09/20/0000Z SPRL 23.8 116.3 | 2016/09/20/0000Z BEST 23.1 116.6 | 45.5 2016/09/20/0600Z FCST 24.4 116.8 | 2016/09/20/0600Z BEST 24.3 117.0 | 11.0 2016/09/20/1200Z FCST 25.4 116.8 | 2016/09/20/1200Z BEST 25.4 117.1 | 16.3 2016/09/20/1800Z FCST 26.7 116.9 | 2016/09/20/1800Z BEST 26.7 117.0 | 4.2 2016/09/21/0000Z FCST 27.7 116.8 | 2016/09/21/0000Z BEST 27.6 116.6 | 11.8