Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2018 3 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 03/19/2018   03:48:32   (  -0.01, -75.19) (   0.01, -79.15)  440.39                80
 03/21/2018   03:36:12   (  -0.01, -75.22) (  -0.16, -76.04)   92.98                80
 03/23/2018   03:21:27   (  -0.01, -75.25) (   0.46, -73.11)  243.61                80
 03/23/2018   15:42:45   (   0.01, -75.28) (   0.62, -78.28)  340.12                80
 03/25/2018   15:30:42   (   0.01, -75.32) (   0.01, -75.36)    4.42                80
 03/27/2018   15:21:21   (   0.01, -75.35) (  -0.62, -72.44)  331.35                80
 03/28/2018   03:42:48   (  -0.01, -75.34) (  -0.48, -77.65)  261.83                80
 03/30/2018   03:28:09   (  -0.01, -75.39) (   0.13, -74.74)   73.88                80
 04/01/2018   03:16:12   (  -0.01, -75.44) (   0.76, -71.84)  409.59                80
 04/01/2018   15:37:32   (   0.01, -75.48) (   0.33, -77.02)  174.54                80