Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 3 7.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 03/09/2021   19:36:10   (   0.04,-137.21) (  -0.01,-137.06)   17.23                80
 03/11/2021   19:23:57   (   0.04,-137.19) (  -0.62,-134.10)  351.78                80
 03/12/2021   07:48:00   (  -0.04,-137.17) (  -0.48,-139.29)  240.80                80
 03/14/2021   07:33:07   (  -0.04,-137.16) (   0.13,-136.33)   93.65                80
 03/14/2021   19:54:22   (   0.04,-137.17) (   0.97,-141.49)  491.49                80
 03/16/2021   07:20:55   (  -0.04,-137.14) (   0.75,-133.37)  427.68                80
 03/16/2021   19:42:09   (   0.04,-137.15) (   0.36,-138.53)  157.64                80
 03/18/2021   19:32:37   (   0.03,-137.12) (  -0.32,-135.58)  175.58                80
 03/19/2021   07:54:00   (  -0.03,-137.09) (  -0.83,-140.76)  417.45                80
 03/21/2021   07:41:47   (  -0.03,-137.06) (  -0.21,-137.80)   85.40                80