Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 5 9.  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)
 05/10/2018   20:58:35   (   0.00, -75.19) (  -0.03, -75.42)   25.97                80
 05/11/2018   20:49:42   (   0.00, -75.19) (   0.58, -72.59)  295.68                80
 05/14/2018   09:10:54   (  -0.01, -75.21) (   0.53, -77.64)  276.81                80
 05/15/2018   08:56:42   (  -0.01, -75.21) (  -0.12, -74.82)   44.75                80
 05/16/2018   08:45:10   (  -0.02, -75.21) (  -0.78, -72.01)  366.17                80
 05/18/2018   21:06:38   (   0.03, -75.21) (  -0.43, -77.10)  216.54                80
 05/19/2018   20:57:46   (   0.03, -75.22) (   0.24, -74.29)  105.46                80
 05/20/2018   20:46:13   (   0.04, -75.22) (   0.91, -71.48)  427.63                80
 05/22/2018   09:18:59   (  -0.04, -75.25) (   0.92, -79.32)  465.51                80
 05/23/2018   09:07:26   (  -0.04, -75.26) (   0.26, -76.51)  142.95                80