Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 9 10.  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)
 09/11/2018   09:29:42   (   0.01, -75.20) (   0.73, -78.17)  339.02                80
 09/12/2018   09:18:08   (   0.01, -75.21) (   0.02, -75.35)   16.44                80
 09/13/2018   09:03:54   (   0.01, -75.21) (  -0.63, -72.53)  306.78                80
 09/15/2018   21:28:00   (  -0.01, -75.23) (  -0.56, -77.61)  271.38                80
 09/16/2018   21:13:45   (  -0.01, -75.24) (   0.10, -74.79)   52.05                80
 09/17/2018   21:02:11   (  -0.01, -75.25) (   0.76, -71.96)  375.61                80
 09/20/2018   09:25:58   (   0.01, -75.29) (   0.37, -76.98)  192.17                80
 09/21/2018   09:11:44   (   0.01, -75.31) (  -0.28, -74.15)  131.92                80
 09/22/2018   09:00:09   (   0.01, -75.32) (  -0.93, -71.33)  456.09                80
 09/23/2018   21:35:49   (  -0.01, -75.35) (  -0.89, -79.23)  442.83                80