Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 9 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 09/01/2021   19:36:04   (  -0.04,-137.21) (  -0.05,-137.05)   17.48                80
 09/03/2021   19:23:50   (  -0.04,-137.21) (  -0.67,-134.09)  353.72                80
 09/04/2021   07:42:34   (   0.04,-137.20) (  -0.41,-139.29)  237.56                80
 09/06/2021   07:33:00   (   0.04,-137.19) (   0.22,-136.33)   98.13                80
 09/06/2021   19:51:34   (  -0.04,-137.20) (   0.87,-141.49)  487.82                80
 09/08/2021   07:20:46   (   0.04,-137.18) (   0.85,-133.37)  433.39                80
 09/08/2021   19:39:20   (  -0.04,-137.19) (   0.24,-138.53)  152.69                80
 09/10/2021   19:29:47   (  -0.04,-137.17) (  -0.40,-135.57)  181.77                80
 09/11/2021   07:48:29   (   0.04,-137.15) (  -0.74,-140.76)  409.92                80
 09/13/2021   07:36:15   (   0.03,-137.12) (  -0.10,-137.80)   76.61                80