Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2017 10 27.  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)
 10/29/2017   00:48:05   (   0.01,-134.86) (  -0.93,-138.89)  460.42                80
 10/30/2017   00:36:36   (   0.00,-134.82) (  -0.29,-136.09)  144.78                80
 10/31/2017   00:27:46   (  -0.00,-134.78) (   0.35,-133.29)  170.67                80
 11/01/2017   00:16:17   (  -0.01,-134.74) (   0.99,-130.49)  486.07                80
 11/02/2017   12:46:36   (  -0.03,-134.78) (   0.83,-138.40)  413.24                80
 11/03/2017   12:35:07   (  -0.02,-134.74) (   0.17,-135.60)   98.23                80
 11/04/2017   12:26:16   (  -0.01,-134.69) (  -0.42,-132.79)  216.53                80
 11/07/2017   00:45:05   (   0.04,-134.45) (  -0.75,-137.89)  392.49                80
 11/08/2017   00:33:35   (   0.03,-134.40) (  -0.10,-135.09)   78.52                80
 11/09/2017   00:24:45   (   0.02,-134.34) (   0.49,-132.28)  235.33                80