Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2018 6 15.  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   15:19:21   (   0.01, -75.21) (  -0.57, -72.58)  299.43                80
 06/16/2018   03:43:25   (  -0.01, -75.21) (  -0.57, -77.77)  291.33                80
 06/18/2018   03:28:35   (  -0.01, -75.23) (   0.10, -74.83)   46.63                80
 06/20/2018   03:16:24   (  -0.01, -75.26) (   0.71, -71.87)  385.25                80
 06/20/2018   15:40:19   (   0.01, -75.27) (   0.37, -77.03)  199.55                80
 06/22/2018   15:25:29   (   0.01, -75.31) (  -0.24, -74.07)  140.18                80
 06/23/2018   03:49:33   (  -0.01, -75.31) (  -0.83, -79.27)  449.76                80
 06/24/2018   15:13:19   (   0.01, -75.35) (  -0.90, -71.13)  480.42                80
 06/25/2018   03:37:22   (  -0.02, -75.36) (  -0.23, -76.32)  109.37                80
 06/27/2018   03:22:32   (  -0.01, -75.40) (   0.44, -73.37)  231.42                80
 06/27/2018   15:46:27   (   0.02, -75.42) (   0.70, -78.52)  353.00                80