Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 8 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/05/2021   07:33:35   (   0.00,-137.19) (   0.16,-136.33)   97.50                80
 08/05/2021   19:52:10   (  -0.00,-137.20) (   0.94,-141.49)  488.23                80
 08/07/2021   07:21:22   (  -0.01,-137.17) (   0.80,-133.38)  432.13                80
 08/07/2021   19:41:59   (   0.01,-137.18) (   0.29,-138.53)  153.69                42
 08/09/2021   19:27:44   (  -0.01,-137.16) (  -0.35,-135.58)  179.59                80
 08/10/2021   07:51:48   (   0.01,-137.14) (  -0.74,-140.78)  412.73                80
 08/12/2021   07:39:34   (   0.01,-137.11) (  -0.15,-137.81)   79.78                80
 08/14/2021   07:24:41   (   0.01,-137.08) (   0.50,-134.86)  252.66                80
 08/14/2021   19:45:56   (  -0.01,-137.08) (   0.59,-140.01)  333.71                80
 08/16/2021   19:33:42   (   0.00,-137.03) (   0.00,-137.05)    2.20                80