Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 7 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)
 07/11/2021   07:37:27   (  -0.01,-137.18) (  -0.12,-137.82)   72.32                80
 07/13/2021   07:27:53   (  -0.01,-137.17) (   0.49,-134.86)  263.05                80
 07/13/2021   19:46:28   (  -0.00,-137.16) (   0.60,-140.01)  324.01                80
 07/15/2021   19:36:54   (  -0.00,-137.15) (  -0.01,-137.05)   10.81                80
 07/17/2021   19:24:40   (  -0.00,-137.13) (  -0.63,-134.09)  344.99                80
 07/18/2021   07:43:24   (   0.00,-137.12) (  -0.45,-139.29)  245.91                80
 07/20/2021   07:33:50   (  -0.01,-137.09) (   0.17,-136.33)   87.38                80
 07/22/2021   07:21:36   (  -0.02,-137.05) (   0.79,-133.36)  419.88                80
 07/22/2021   19:40:10   (   0.02,-137.04) (   0.36,-138.51)  167.94                80
 07/24/2021   19:30:36   (   0.02,-136.99) (  -0.26,-135.55)  163.68                80