Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2019 5 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/14/2019   07:22:25   (   0.01,-137.19) (   0.78,-133.44)  425.53                80
 05/14/2019   19:43:41   (  -0.01,-137.20) (   0.29,-138.61)  159.13                80
 05/16/2019   19:34:09   (  -0.01,-137.20) (  -0.32,-135.64)  176.76                80
 05/17/2019   07:55:33   (   0.01,-137.19) (  -0.79,-140.83)  414.96                80
 05/19/2019   07:43:22   (   0.01,-137.18) (  -0.12,-137.89)   79.87                80
 05/21/2019   07:28:30   (   0.01,-137.16) (   0.50,-134.93)  254.73                80
 05/21/2019   19:49:45   (  -0.01,-137.17) (   0.62,-140.08)  331.23                80
 05/23/2019   19:40:13   (  -0.00,-137.14) (  -0.00,-137.12)    2.92                80
 05/25/2019   19:28:01   (   0.00,-137.12) (  -0.64,-134.16)  336.74                80
 05/26/2019   07:49:25   (  -0.01,-137.11) (  -0.47,-139.35)  254.71                80