Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 1 3.  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)
 01/05/2018   08:51:32   (   0.02, -75.20) (   0.42, -77.04)  209.24                80
 01/06/2018   08:37:20   (   0.02, -75.21) (  -0.18, -74.22)  112.40                80
 01/07/2018   08:25:50   (   0.02, -75.23) (  -0.83, -71.42)  434.14                80
 01/08/2018   20:58:56   (  -0.03, -75.27) (  -0.96, -79.36)  466.64                80
 01/09/2018   20:47:26   (  -0.03, -75.29) (  -0.30, -76.56)  144.24                80
 01/10/2018   20:38:34   (  -0.03, -75.31) (   0.31, -73.75)  178.38                80
 01/13/2018   08:59:53   (   0.03, -75.36) (   0.80, -78.82)  394.37                80
 01/14/2018   08:48:22   (   0.03, -75.38) (   0.21, -76.00)   71.63                80
 01/15/2018   08:34:11   (   0.03, -75.40) (  -0.45, -73.20)  251.34                80