Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2019 5 14.  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,-137.21) (   0.29,-138.60)  159.00                80
 05/16/2019   19:34:09   (  -0.01,-137.20) (  -0.31,-135.64)  176.96                80
 05/17/2019   07:55:34   (   0.01,-137.19) (  -0.74,-140.84)  414.86                80
 05/19/2019   07:43:22   (   0.01,-137.18) (  -0.14,-137.88)   79.69                80
 05/21/2019   07:28:30   (   0.00,-137.17) (   0.46,-134.92)  254.91                80
 05/21/2019   19:49:46   (  -0.00,-137.17) (   0.60,-140.08)  330.94                80
 05/23/2019   19:40:14   (   0.00,-137.15) (  -0.00,-137.12)    3.19                80
 05/25/2019   19:28:02   (   0.01,-137.13) (  -0.61,-134.16)  336.95                80
 05/26/2019   07:49:26   (  -0.01,-137.11) (  -0.50,-139.35)  254.62                80