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

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/18/2021   07:34:24   (  -0.02,-137.20) (   0.13,-136.33)   97.78                80
 06/18/2021   19:53:00   (   0.02,-137.20) (   0.90,-141.50)  488.92                80
 06/20/2021   07:22:11   (  -0.02,-137.19) (   0.77,-133.38)  433.26                80
 06/20/2021   19:40:46   (   0.02,-137.19) (   0.33,-138.54)  153.60                80
 06/22/2021   19:31:13   (   0.02,-137.17) (  -0.31,-135.58)  180.87                80
 06/23/2021   07:49:57   (  -0.02,-137.17) (  -0.78,-140.78)  410.15                80
 06/25/2021   07:37:44   (  -0.02,-137.14) (  -0.14,-137.82)   76.83                80
 06/27/2021   07:28:10   (  -0.02,-137.11) (   0.44,-134.86)  256.12                80
 06/27/2021   19:46:45   (   0.02,-137.10) (   0.66,-140.01)  331.33                80
 06/29/2021   19:37:12   (   0.02,-137.07) (   0.01,-137.06)    1.57                80