Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2018 6 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/22/2018   15:28:09   (  -0.02, -75.20) (  -0.28, -74.08)  127.86                80
 06/23/2018   03:49:32   (   0.02, -75.19) (  -0.84, -79.26)  462.86                80
 06/24/2018   15:13:18   (  -0.01, -75.20) (  -0.90, -71.12)  464.63                80
 06/25/2018   03:37:21   (   0.00, -75.20) (  -0.22, -76.31)  125.92                80
 06/27/2018   03:22:31   (   0.00, -75.21) (   0.40, -73.35)  211.09                80
 06/27/2018   15:46:26   (  -0.00, -75.22) (   0.68, -78.52)  374.59                80
 06/29/2018   15:34:15   (  -0.01, -75.23) (   0.07, -75.56)   37.22                80
 07/01/2018   15:19:25   (  -0.02, -75.26) (  -0.61, -72.62)  300.73                80
 07/02/2018   03:43:29   (   0.02, -75.26) (  -0.51, -77.81)  289.27                80
 07/04/2018   03:28:38   (   0.03, -75.29) (   0.11, -74.85)   49.50                80