Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 6 15.  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)
 06/17/2018   09:20:00   (  -0.01, -75.22) (   0.82, -78.70)  397.82                80
 06/18/2018   09:08:27   (  -0.01, -75.24) (   0.14, -75.89)   74.97                80
 06/19/2018   08:54:14   (  -0.01, -75.25) (  -0.49, -73.07)  248.13                80
 06/21/2018   21:18:15   (   0.00, -75.29) (  -0.65, -78.14)  325.44                80
 06/22/2018   21:06:41   (   0.00, -75.31) (  -0.00, -75.32)    1.63                80
 06/23/2018   20:52:28   (   0.00, -75.33) (   0.64, -72.50)  322.46                80
 06/26/2018   09:16:27   (  -0.00, -75.39) (   0.51, -77.56)  248.22                80
 06/27/2018   09:02:15   (  -0.00, -75.42) (  -0.18, -74.76)   76.15                80
 06/28/2018   08:50:42   (  -0.01, -75.44) (  -0.82, -71.94)  400.55                80