Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 4 29.  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)
 04/30/2018   21:13:35   (   0.00, -75.20) (  -0.93, -79.36)  474.45                80
 05/01/2018   21:02:03   (   0.00, -75.22) (  -0.28, -76.55)  151.58                80
 05/02/2018   20:53:10   (   0.00, -75.23) (   0.37, -73.74)  171.44                80
 05/03/2018   20:41:38   (   0.00, -75.25) (   1.02, -70.92)  494.52                80
 05/05/2018   09:14:22   (  -0.00, -75.30) (   0.80, -78.76)  395.84                80
 05/06/2018   09:02:50   (  -0.00, -75.31) (   0.15, -75.95)   72.51                80
 05/07/2018   08:48:37   (  -0.00, -75.33) (  -0.51, -73.14)  250.93                80
 05/09/2018   21:10:08   (  -0.00, -75.37) (  -0.68, -78.24)  327.94                80
 05/10/2018   20:58:35   (  -0.00, -75.40) (  -0.02, -75.43)    4.00                80
 05/11/2018   20:49:43   (  -0.00, -75.42) (   0.64, -72.61)  320.34                80