Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 6 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/06/2021   19:31:27   (   0.03,-137.18) (  -0.31,-135.57)  182.77                80
 06/07/2021   07:50:10   (  -0.02,-137.17) (  -0.79,-140.77)  409.08                80
 06/09/2021   07:37:57   (  -0.03,-137.15) (  -0.18,-137.81)   75.15                80
 06/11/2021   07:28:25   (  -0.02,-137.13) (   0.43,-134.85)  257.96                80
 06/11/2021   19:47:00   (   0.02,-137.13) (   0.62,-140.02)  328.59                80
 06/13/2021   19:37:27   (   0.02,-137.09) (   0.01,-137.06)    3.50                80
 06/15/2021   19:25:14   (   0.01,-137.05) (  -0.60,-134.10)  335.00                80
 06/16/2021   07:43:58   (  -0.01,-137.03) (  -0.49,-139.30)  257.49                80
 06/18/2021   07:34:25   (  -0.01,-136.99) (   0.12,-136.34)   73.50                80