Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2018 9 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 09/15/2018   03:22:15   (  -0.01, -75.20) (   0.39, -73.33)  213.29                80
 09/15/2018   15:46:10   (   0.01, -75.20) (   0.71, -78.48)  372.91                80
 09/17/2018   15:33:57   (   0.02, -75.21) (   0.09, -75.52)   34.98                80
 09/19/2018   15:19:04   (   0.01, -75.23) (  -0.55, -72.56)  303.42                80
 09/20/2018   03:43:08   (  -0.01, -75.23) (  -0.53, -77.75)  285.95                80
 09/22/2018   03:28:14   (  -0.00, -75.26) (   0.07, -74.78)   53.33                80
 09/24/2018   03:16:01   (   0.00, -75.28) (   0.75, -71.83)  393.28                80
 09/24/2018   15:39:56   (  -0.00, -75.29) (   0.33, -76.98)  192.29                80
 09/26/2018   15:25:01   (  -0.00, -75.32) (  -0.26, -74.01)  148.66                80
 09/27/2018   03:49:05   (   0.00, -75.33) (  -0.81, -79.20)  440.00                80