Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2017 8 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 08/16/2017   12:40:43   (   0.36,-135.02) (   1.15,-138.54)  401.27                80
 08/17/2017   12:29:14   (   0.36,-135.03) (   0.53,-135.74)   81.20                80
 08/18/2017   12:15:06   (   0.36,-135.04) (  -0.10,-132.94)  238.68                80
 08/21/2017   00:36:49   (  -0.34,-135.01) (  -1.04,-138.12)  354.22                80
 08/22/2017   00:25:20   (  -0.34,-135.02) (  -0.41,-135.32)   34.07                80
 08/23/2017   00:16:32   (  -0.34,-135.03) (   0.22,-132.52)  286.00                80
 08/25/2017   12:37:56   (   0.32,-135.12) (   0.88,-137.62)  285.78                80
 08/26/2017   12:23:47   (   0.33,-135.12) (   0.25,-134.83)   33.75                80
 08/27/2017   12:12:19   (   0.33,-135.12) (  -0.39,-132.03)  353.10                80