Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 6 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)
 06/07/2021   07:50:10   (  -0.03,-137.17) (  -0.82,-140.76)  409.12                80
 06/09/2021   07:37:58   (  -0.03,-137.15) (  -0.14,-137.82)   75.44                80
 06/11/2021   07:28:25   (  -0.03,-137.12) (   0.47,-134.86)  257.49                80
 06/11/2021   19:47:00   (   0.02,-137.12) (   0.63,-140.02)  329.26                80
 06/13/2021   19:37:27   (   0.02,-137.08) (   0.01,-137.06)    2.86                80
 06/15/2021   19:25:14   (   0.02,-137.04) (  -0.61,-134.10)  334.02                80
 06/16/2021   07:43:58   (  -0.02,-137.02) (  -0.48,-139.30)  258.41                80
 06/18/2021   07:34:25   (  -0.01,-136.97) (   0.15,-136.34)   72.50                80
 06/20/2021   07:22:11   (  -0.01,-136.92) (   0.72,-133.37)  402.66                80
 06/20/2021   19:40:47   (   0.01,-136.91) (   0.33,-138.54)  184.90                80