Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2019 4 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/28/2019   07:22:25   (   0.01,-137.18) (   0.78,-133.44)  425.23                80
 04/28/2019   19:43:41   (  -0.01,-137.22) (   0.30,-138.60)  157.26                80
 04/30/2019   19:34:10   (  -0.00,-137.21) (  -0.34,-135.65)  178.32                80
 05/01/2019   07:55:34   (   0.00,-137.18) (  -0.77,-140.84)  415.68                80
 05/03/2019   07:43:23   (   0.00,-137.17) (  -0.13,-137.88)   80.91                80
 05/05/2019   07:28:31   (   0.00,-137.15) (   0.46,-134.92)  253.21                80
 05/05/2019   19:49:47   (   0.00,-137.17) (   0.61,-140.08)  330.70                80
 05/07/2019   19:40:15   (   0.01,-137.14) (   0.02,-137.12)    3.02                80
 05/09/2019   19:28:04   (   0.01,-137.11) (  -0.64,-134.17)  334.62                80
 05/10/2019   07:49:27   (  -0.01,-137.07) (  -0.53,-139.35)  259.59                80