Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2019 9 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 09/22/2019   07:52:20   (  -0.02,-137.21) (  -0.79,-140.79)  407.34                80
 09/24/2019   07:42:49   (  -0.02,-137.20) (  -0.15,-137.83)   72.44                80
 09/26/2019   07:27:58   (  -0.00,-137.18) (   0.50,-134.88)  261.43                80
 09/26/2019   19:49:13   (   0.00,-137.18) (   0.63,-140.04)  324.87                80
 09/28/2019   19:39:42   (  -0.01,-137.16) (  -0.02,-137.09)    8.83                80
 09/30/2019   19:27:31   (  -0.01,-137.14) (  -0.67,-134.14)  342.14                80
 10/01/2019   07:48:55   (   0.01,-137.13) (  -0.44,-139.33)  249.69                80
 10/03/2019   07:36:43   (   0.02,-137.10) (   0.16,-136.37)   82.90                80
 10/05/2019   07:24:32   (   0.02,-137.06) (   0.82,-133.42)  415.09                80
 10/05/2019   19:43:07   (  -0.02,-137.06) (   0.31,-138.57)  171.88                80