Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2019 5 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/09/2019   19:28:04   (   0.00,-137.20) (  -0.61,-134.16)  344.64                80
 05/10/2019   07:49:29   (  -0.00,-137.18) (  -0.44,-139.36)  247.90                80
 05/12/2019   07:34:37   (  -0.00,-137.16) (   0.15,-136.40)   86.28                80
 05/12/2019   19:55:52   (   0.00,-137.16) (   0.91,-141.56)  499.30                80
 05/14/2019   07:22:25   (  -0.00,-137.14) (   0.75,-133.44)  420.13                80
 05/14/2019   19:43:40   (   0.00,-137.14) (   0.31,-138.60)  165.41                80
 05/16/2019   19:34:09   (   0.01,-137.12) (  -0.30,-135.64)  168.17                80
 05/17/2019   07:55:32   (  -0.01,-137.10) (  -0.82,-140.83)  423.84                80
 05/19/2019   07:43:20   (  -0.01,-137.07) (  -0.20,-137.87)   91.00                80
 05/21/2019   07:28:28   (  -0.02,-137.03) (   0.41,-134.91)  241.24                80
 05/21/2019   19:49:44   (   0.02,-137.03) (   0.65,-140.07)  345.61                80