Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 4 21.  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)
 04/22/2018   21:05:28   (  -0.01, -75.17) (  -0.59, -77.66)  284.28                80
 04/23/2018   20:56:35   (  -0.01, -75.17) (   0.05, -74.84)   37.06                80
 04/24/2018   20:45:04   (  -0.01, -75.17) (   0.74, -72.04)  358.53                80
 04/27/2018   09:06:15   (   0.01, -75.20) (   0.46, -77.06)  212.49                80
 04/28/2018   08:52:03   (   0.01, -75.21) (  -0.19, -74.25)  109.73                80
 04/29/2018   08:40:32   (   0.01, -75.22) (  -0.89, -71.44)  432.01                80
 04/30/2018   21:13:35   (  -0.01, -75.22) (  -0.95, -79.36)  472.18                80
 05/01/2018   21:02:02   (  -0.00, -75.24) (  -0.31, -76.55)  149.55                80
 05/02/2018   20:53:10   (  -0.00, -75.25) (   0.34, -73.73)  173.23                80
 05/03/2018   20:41:37   (  -0.00, -75.27) (   0.99, -70.92)  496.13                80
 05/05/2018   09:14:22   (   0.00, -75.31) (   0.82, -78.76)  394.57                80