Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 7 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)
 07/02/2018   20:51:32   (   0.02, -75.21) (   0.89, -71.33)  442.09                80
 07/04/2018   09:24:26   (  -0.01, -75.24) (   0.88, -79.22)  454.00                80
 07/05/2018   09:12:53   (  -0.01, -75.25) (   0.23, -76.40)  130.64                80
 07/06/2018   08:58:40   (  -0.01, -75.27) (  -0.42, -73.58)  192.85                80
 07/08/2018   21:22:37   (   0.01, -75.30) (  -0.76, -78.64)  380.31                80
 07/09/2018   21:11:04   (   0.01, -75.32) (  -0.10, -75.82)   56.63                80
 07/10/2018   20:56:50   (   0.01, -75.34) (   0.55, -73.00)  267.07                80
 07/13/2018   09:20:50   (  -0.01, -75.40) (   0.61, -78.06)  304.12                80
 07/14/2018   09:06:37   (  -0.01, -75.42) (  -0.05, -75.24)   19.93                80
 07/15/2018   08:55:03   (  -0.02, -75.44) (  -0.71, -72.42)  344.16                80