ADT   Date/Time     Fix   Lat    Lon  |  OBS   Date/Time     Fix   Lat    Lon  |  Diff
2017/07/21/0609Z   FCST  17.5 -114.2  |  2017/07/21/0600Z   BEST  17.7 -114.0  |  17.1 
2017/07/21/1209Z   FCST  18.0 -113.1  |  2017/07/21/1200Z   BEST  18.0 -113.1  |   2.6 
2017/07/21/1809Z   FCST  18.4 -112.5  |  2017/07/21/1800Z   BEST  18.1 -112.6  |  16.9 
2017/07/21/2339Z   FCST  18.4 -112.0  |  2017/07/22/0000Z   BEST  18.2 -112.2  |  18.4 
2017/07/22/0550Z   FCST  18.4 -112.0  |  2017/07/22/0600Z   BEST  17.9 -112.0  |  28.2 
2017/07/22/1150Z   FCST  18.0 -111.8  |  2017/07/22/1200Z   BEST  17.7 -111.7  |  18.1 
2017/07/22/1809Z   FCST  17.7 -111.5  |  2017/07/22/1800Z   BEST  17.8 -111.2  |  18.3 
2017/07/23/0609Z   FCST  17.6 -111.4  |  2017/07/23/0600Z   BEST  17.6 -111.3  |   8.0 
2017/07/23/1209Z   FCST  17.6 -111.2  |  2017/07/23/1200Z   BEST  17.4 -111.6  |  30.3 
2017/07/23/1809Z   FCST  17.6 -111.6  |  2017/07/23/1800Z   BEST  16.9 -111.6  |  40.8 
2017/07/24/0009Z   FCST  16.9 -111.4  |  2017/07/24/0000Z   BEST  17.0 -111.4  |   5.4 
2017/07/24/0609Z   FCST  17.2 -111.0  |  2017/07/24/0600Z   BEST  17.0 -110.9  |  12.5 
2017/07/24/1209Z   FCST  17.2 -110.3  |  2017/07/24/1200Z   BEST  16.8 -110.6  |  31.6 
2017/07/24/1809Z   FCST  17.0 -109.8  |  2017/07/24/1800Z   BEST  16.7 -109.8  |  16.2 
2017/07/25/0009Z   FCST  16.8 -109.0  |  2017/07/25/0000Z   BEST  16.7 -108.6  |  20.9