Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2019 6 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/01/2019   07:22:10   (   0.01,-137.20) (   0.83,-133.41)  431.88                80
 07/01/2019   19:43:25   (  -0.00,-137.20) (   0.29,-138.56)  154.43                80
 07/03/2019   19:33:54   (  -0.01,-137.19) (  -0.32,-135.60)  179.78                80
 07/04/2019   07:55:19   (   0.01,-137.18) (  -0.75,-140.80)  411.24                80
 07/06/2019   07:43:09   (   0.02,-137.16) (  -0.11,-137.85)   78.18                80
 07/08/2019   07:28:19   (   0.03,-137.14) (   0.50,-134.90)  254.39                80
 07/08/2019   19:49:35   (  -0.03,-137.13) (   0.59,-140.06)  332.99                80
 07/10/2019   19:37:26   (  -0.03,-137.10) (  -0.04,-137.11)    1.67                80
 07/12/2019   19:27:57   (  -0.03,-137.07) (  -0.65,-134.17)  330.28                80
 07/13/2019   07:49:22   (   0.03,-137.06) (  -0.45,-139.36)  261.03                80