Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 7 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)
 07/25/2018   21:25:53   (   0.03, -75.17) (   0.00, -79.31)  460.65                 0
 07/26/2018   21:12:44   (   0.03, -75.17) (  -0.21, -76.29)  127.63                80
 07/27/2018   21:03:51   (   0.03, -75.17) (   0.45, -73.48)  194.33                80
 07/30/2018   09:25:07   (  -0.04, -75.19) (   0.70, -78.53)  379.79                80
 07/31/2018   09:13:33   (  -0.04, -75.20) (   0.08, -75.70)   57.16                80
 08/01/2018   08:59:19   (  -0.05, -75.21) (  -0.60, -72.88)  265.64                80
 08/03/2018   21:23:20   (   0.05, -75.22) (  -0.57, -77.95)  311.05                80
 08/04/2018   21:09:07   (   0.05, -75.23) (   0.10, -75.13)   12.25                80
 08/05/2018   20:57:32   (   0.05, -75.24) (   0.71, -72.30)  334.93                80
 08/08/2018   09:21:27   (  -0.06, -75.28) (   0.41, -77.35)  236.07                80