Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2018 6 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/20/2018   15:37:38   (   0.00, -75.19) (   0.41, -77.02)  207.68                80
 06/22/2018   15:28:07   (   0.00, -75.20) (  -0.22, -74.06)  128.74                80
 06/23/2018   03:49:32   (  -0.00, -75.20) (  -0.85, -79.26)  461.81                80
 06/24/2018   15:15:56   (   0.01, -75.21) (  -0.84, -71.11)  465.69                80
 06/25/2018   03:37:21   (  -0.01, -75.21) (  -0.22, -76.31)  124.74                80
 06/27/2018   03:22:30   (  -0.01, -75.22) (   0.41, -73.36)  212.84                80
 06/27/2018   15:46:25   (   0.01, -75.23) (   0.72, -78.50)  372.81                80
 06/29/2018   15:34:14   (   0.01, -75.25) (   0.09, -75.55)   34.79                80
 07/01/2018   15:19:23   (  -0.00, -75.28) (  -0.55, -72.60)  303.85                80
 07/02/2018   03:43:27   (  -0.00, -75.28) (  -0.56, -77.79)  285.91                80