Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 6 19.  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)
 06/21/2018   21:15:34   (   0.00, -75.19) (  -0.70, -78.13)  335.74                80
 06/22/2018   21:04:01   (   0.00, -75.19) (   0.00, -75.32)   14.01                80
 06/23/2018   20:55:08   (   0.00, -75.20) (   0.65, -72.50)  308.51                80
 06/26/2018   09:16:28   (  -0.01, -75.22) (   0.51, -77.56)  266.68                80
 06/27/2018   09:02:14   (  -0.01, -75.23) (  -0.13, -74.74)   55.74                80
 06/28/2018   08:50:41   (  -0.02, -75.24) (  -0.76, -71.92)  378.27                80
 06/30/2018   21:14:39   (   0.03, -75.26) (  -0.39, -76.98)  196.86                80
 07/01/2018   21:03:07   (   0.03, -75.27) (   0.31, -74.17)  126.35                80
 07/02/2018   20:51:34   (   0.03, -75.29) (   0.96, -71.35)  449.63                80