Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 6 12.  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)
 06/13/2018   21:10:15   (   0.01, -75.21) (  -0.29, -76.47)  144.27                80
 06/14/2018   20:56:02   (   0.02, -75.22) (   0.35, -73.65)  178.06                80
 06/17/2018   09:20:00   (  -0.02, -75.24) (   0.78, -78.71)  396.21                80
 06/18/2018   09:08:27   (  -0.02, -75.25) (   0.15, -75.89)   73.51                80
 06/19/2018   08:54:15   (  -0.02, -75.27) (  -0.53, -73.08)  249.49                80
 06/21/2018   21:18:14   (   0.01, -75.30) (  -0.67, -78.14)  324.33                80
 06/22/2018   21:04:02   (   0.01, -75.32) (   0.03, -75.33)    2.61                80
 06/23/2018   20:52:28   (   0.02, -75.34) (   0.68, -72.51)  323.32                80
 06/26/2018   09:16:28   (  -0.02, -75.40) (   0.48, -77.57)  247.70                80