Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 5 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)
 05/26/2018   21:14:41   (   0.00, -75.18) (  -0.82, -78.77)  409.68                80
 05/27/2018   21:03:07   (   0.00, -75.19) (  -0.20, -75.95)   87.77                80
 05/28/2018   20:54:15   (  -0.00, -75.19) (   0.49, -73.14)  234.31                80
 05/31/2018   09:15:29   (  -0.00, -75.22) (   0.66, -78.18)  337.69                80
 06/01/2018   09:03:56   (  -0.01, -75.23) (   0.05, -75.36)   15.88                80
 06/02/2018   08:49:43   (  -0.01, -75.24) (  -0.62, -72.55)  306.73                80
 06/04/2018   21:11:09   (   0.02, -75.25) (  -0.51, -77.64)  272.33                80
 06/05/2018   21:02:16   (   0.02, -75.26) (   0.12, -74.82)   50.73                80
 06/06/2018   20:50:43   (   0.03, -75.28) (   0.81, -72.01)  373.94                80