Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2018 6 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/23/2018   03:49:46   (  -0.00, -75.19) (   0.01, -79.44)  473.01                80
 06/24/2018   15:15:57   (   0.01, -75.21) (  -0.84, -71.11)  465.99                80
 06/25/2018   03:37:21   (  -0.01, -75.21) (  -0.22, -76.31)  124.46                80
 06/27/2018   03:22:31   (  -0.01, -75.23) (   0.39, -73.35)  213.98                80
 06/27/2018   15:43:46   (   0.01, -75.25) (   0.69, -78.51)  371.18                80
 06/29/2018   15:34:15   (   0.01, -75.28) (   0.07, -75.56)   32.21                80
 07/01/2018   15:19:24   (   0.01, -75.31) (  -0.54, -72.60)  307.28                80
 07/02/2018   03:43:29   (  -0.01, -75.32) (  -0.52, -77.80)  282.46                80
 07/04/2018   03:28:38   (  -0.00, -75.36) (   0.10, -74.85)   57.75                80
 07/06/2018   03:16:28   (  -0.00, -75.40) (   0.77, -71.91)  398.51                80
 07/06/2018   15:40:23   (   0.01, -75.42) (   0.38, -77.05)  186.22                80