Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2020 6 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/12/2020   19:27:43   (   0.02,-137.19) (  -0.66,-134.11)  350.37                80
 06/13/2020   07:46:27   (  -0.01,-137.19) (  -0.46,-139.30)  240.55                80
 06/15/2020   07:36:56   (  -0.01,-137.19) (   0.17,-136.35)   95.69                80
 06/15/2020   19:55:30   (   0.01,-137.19) (   0.95,-141.50)  490.22                80
 06/17/2020   07:22:05   (  -0.02,-137.18) (   0.81,-133.39)  431.34                80
 06/17/2020   19:43:19   (   0.01,-137.18) (   0.32,-138.54)  154.75                80
 06/19/2020   19:33:49   (   0.01,-137.17) (  -0.32,-135.59)  179.81                80
 06/20/2020   07:55:12   (  -0.01,-137.16) (  -0.80,-140.77)  411.58                80
 06/22/2020   07:43:01   (  -0.00,-137.13) (  -0.16,-137.82)   78.29                80
 06/24/2020   07:28:10   (   0.00,-137.10) (   0.49,-134.87)  254.33                80
 06/24/2020   19:49:25   (  -0.00,-137.10) (   0.64,-140.02)  332.65                80