Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2017 12 1.  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)
 12/03/2017   00:47:34   (   0.10,-135.29) (  -0.48,-137.75)  281.05                80
 12/04/2017   00:38:44   (   0.09,-135.30) (   0.19,-134.95)   40.47                80
 12/05/2017   00:27:14   (   0.09,-135.32) (   0.81,-132.14)  361.73                80
 12/07/2017   12:45:56   (  -0.10,-135.42) (   0.29,-137.23)  205.80                80
 12/08/2017   12:37:05   (  -0.09,-135.43) (  -0.34,-134.43)  115.34                80
 12/09/2017   12:25:35   (  -0.09,-135.44) (  -0.98,-131.62)  436.41                80
 12/11/2017   00:58:40   (   0.11,-135.37) (  -0.87,-139.55)  476.91                80
 12/12/2017   00:47:11   (   0.10,-135.38) (  -0.18,-136.76)  156.27                80
 12/13/2017   00:35:40   (   0.10,-135.39) (   0.44,-133.95)  164.39                80
 12/14/2017   00:24:10   (   0.09,-135.39) (   1.07,-131.14)  484.90                80
 12/15/2017   12:54:19   (  -0.11,-135.47) (   0.73,-139.01)  404.79                80