Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2017 10 30.  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)
 10/31/2017   00:27:46   (   0.00,-134.78) (   0.36,-133.29)  170.88                80
 11/01/2017   00:16:17   (  -0.01,-134.74) (   1.00,-130.49)  486.40                80
 11/02/2017   12:46:36   (  -0.03,-134.79) (   0.82,-138.40)  412.64                80
 11/03/2017   12:35:07   (  -0.02,-134.74) (   0.17,-135.60)   97.54                80
 11/04/2017   12:26:16   (  -0.01,-134.70) (  -0.43,-132.79)  217.33                80
 11/07/2017   00:45:05   (   0.04,-134.46) (  -0.75,-137.89)  391.60                80
 11/08/2017   00:33:36   (   0.03,-134.41) (  -0.10,-135.09)   77.51                80
 11/09/2017   00:24:45   (   0.03,-134.35) (   0.49,-132.28)  236.44                80
 11/11/2017   12:43:34   (  -0.06,-134.32) (   0.65,-137.39)  350.10                80
 11/12/2017   12:32:03   (  -0.05,-134.27) (   0.05,-134.58)   36.34                80
 11/13/2017   12:23:14   (  -0.04,-134.21) (  -0.62,-131.78)  277.47                80