Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 1 1.  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)
 01/01/2018   20:41:45   (  -0.02, -75.19) (   0.05, -74.78)   46.01                80
 01/02/2018   20:30:14   (  -0.02, -75.20) (   0.71, -71.98)  367.07                80
 01/05/2018   08:51:31   (   0.02, -75.21) (   0.47, -77.03)  208.84                80
 01/06/2018   08:37:20   (   0.02, -75.22) (  -0.18, -74.23)  112.82                80
 01/07/2018   08:25:51   (   0.02, -75.24) (  -0.89, -71.44)  434.61                80
 01/08/2018   20:58:56   (  -0.02, -75.28) (  -0.96, -79.36)  466.28                80
 01/09/2018   20:47:26   (  -0.02, -75.30) (  -0.29, -76.56)  143.81                80
 01/10/2018   20:38:34   (  -0.02, -75.32) (   0.32, -73.75)  178.89                80
 01/13/2018   08:59:53   (   0.03, -75.37) (   0.80, -78.82)  393.36                80
 01/14/2018   08:48:22   (   0.03, -75.39) (   0.20, -76.00)   70.53                80