Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2018 9 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 09/12/2018   15:15:45   (   0.01, -75.20) (  -0.89, -71.10)  466.08                80
 09/13/2018   03:34:28   (  -0.00, -75.20) (  -0.22, -76.29)  124.13                80
 09/15/2018   03:22:16   (  -0.00, -75.20) (   0.40, -73.33)  212.79                80
 09/15/2018   15:43:31   (   0.00, -75.20) (   0.71, -78.49)  373.45                80
 09/17/2018   15:31:19   (   0.00, -75.21) (   0.09, -75.53)   36.11                80
 09/19/2018   15:21:48   (   0.00, -75.23) (  -0.58, -72.58)  301.96                80
 09/20/2018   03:43:12   (  -0.00, -75.24) (  -0.53, -77.77)  287.75                80
 09/22/2018   03:28:20   (  -0.00, -75.26) (   0.08, -74.81)   50.96                80
 09/24/2018   03:16:08   (  -0.01, -75.29) (   0.69, -71.85)  390.28                80
 09/24/2018   15:37:24   (   0.01, -75.29) (   0.37, -77.01)  195.42                80