Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2019 6 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)
 06/29/2019   07:34:21   (   0.01,-137.19) (   0.20,-136.36)   94.94                80
 06/29/2019   19:55:36   (  -0.00,-137.19) (   0.91,-141.51)  491.11                80
 07/01/2019   07:22:09   (   0.00,-137.18) (   0.83,-133.40)  429.94                80
 07/01/2019   19:43:24   (   0.00,-137.18) (   0.27,-138.56)  156.42                80
 07/03/2019   19:33:52   (  -0.01,-137.15) (  -0.36,-135.60)  177.12                80
 07/04/2019   07:55:16   (   0.01,-137.14) (  -0.76,-140.79)  414.19                80
 07/06/2019   07:43:04   (   0.02,-137.11) (  -0.13,-137.83)   81.59                80
 07/08/2019   07:28:12   (   0.03,-137.08) (   0.50,-134.87)  250.74                80
 07/08/2019   19:49:27   (  -0.03,-137.07) (   0.62,-140.02)  336.59                80
 07/10/2019   19:39:55   (  -0.03,-137.03) (   0.00,-137.06)    5.52                80