Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2018 6 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/15/2018   15:22:01   (   0.01, -75.20) (  -0.56, -72.58)  297.89                80
 06/16/2018   03:43:25   (  -0.01, -75.20) (  -0.57, -77.77)  293.10                80
 06/18/2018   03:28:35   (  -0.01, -75.21) (   0.10, -74.83)   43.94                80
 06/20/2018   03:16:24   (  -0.01, -75.22) (   0.72, -71.87)  381.55                80
 06/20/2018   15:40:19   (   0.01, -75.24) (   0.36, -77.03)  203.53                80
 06/22/2018   15:25:28   (   0.01, -75.26) (  -0.26, -74.08)  135.27                80
 06/23/2018   03:49:32   (  -0.01, -75.27) (  -0.87, -79.26)  454.88                80
 06/24/2018   15:13:18   (   0.01, -75.30) (  -0.87, -71.12)  474.60                80
 06/25/2018   03:37:21   (  -0.01, -75.30) (  -0.25, -76.31)  115.44                80
 06/27/2018   03:22:31   (  -0.01, -75.34) (   0.44, -73.37)  224.47                80
 06/27/2018   15:46:26   (   0.01, -75.35) (   0.71, -78.52)  360.21                80