Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 6 25.  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)
 06/26/2018   09:16:27   (  -0.01, -75.20) (   0.56, -77.55)  268.34                80
 06/27/2018   09:02:14   (  -0.01, -75.21) (  -0.13, -74.74)   54.29                80
 06/28/2018   08:50:41   (  -0.02, -75.22) (  -0.77, -71.92)  377.02                80
 06/30/2018   21:11:59   (   0.03, -75.25) (  -0.39, -76.98)  198.04                80
 07/01/2018   21:03:06   (   0.03, -75.26) (   0.26, -74.16)  125.38                80
 07/02/2018   20:51:34   (   0.03, -75.28) (   0.97, -71.35)  448.92                80
 07/04/2018   09:24:27   (  -0.04, -75.32) (   0.86, -79.23)  446.06                80
 07/05/2018   09:12:53   (  -0.04, -75.34) (   0.22, -76.41)  122.20                80
 07/06/2018   08:58:40   (  -0.04, -75.36) (  -0.43, -73.59)  201.80                80
 07/08/2018   21:22:38   (   0.04, -75.40) (  -0.74, -78.64)  370.53                80