Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 9 22.  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)
 09/23/2018   21:33:08   (   0.02, -75.24) (  -0.93, -79.22)  455.35                80
 09/24/2018   21:21:34   (   0.01, -75.25) (  -0.27, -76.40)  131.29                80
 09/25/2018   21:12:39   (   0.01, -75.27) (   0.40, -73.58)  192.95                80
 09/28/2018   09:33:48   (  -0.01, -75.32) (   0.74, -78.59)  373.16                80
 09/29/2018   09:22:14   (  -0.01, -75.34) (   0.09, -75.77)   48.82                80
 09/30/2018   09:07:59   (  -0.01, -75.36) (  -0.57, -72.94)  275.54                80
 10/02/2018   21:32:02   (   0.01, -75.40) (  -0.61, -78.01)  299.12                80
 10/03/2018   21:17:48   (   0.01, -75.42) (   0.06, -75.19)   25.57                80
 10/04/2018   21:06:13   (   0.01, -75.44) (   0.73, -72.37)  350.40                80