Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 4 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 04/27/2018   09:06:16   (   0.01, -75.22) (   0.43, -77.07)  211.01                80
 04/28/2018   08:52:03   (   0.01, -75.23) (  -0.22, -74.25)  111.80                80
 04/29/2018   08:40:31   (   0.01, -75.25) (  -0.87, -71.44)  434.74                80
 04/30/2018   21:13:34   (  -0.01, -75.25) (  -0.98, -79.35)  468.76                80
 05/01/2018   21:02:03   (  -0.00, -75.27) (  -0.27, -76.55)  145.51                80
 05/02/2018   20:53:10   (  -0.00, -75.29) (   0.38, -73.74)  177.97                80
 05/05/2018   09:14:22   (   0.00, -75.37) (   0.78, -78.77)  387.83                80
 05/06/2018   09:02:50   (   0.00, -75.39) (   0.13, -75.95)   63.98                80
 05/07/2018   08:48:37   (   0.00, -75.42) (  -0.53, -73.14)  260.01                80