Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 6 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/09/2021   07:37:58   (  -0.03,-137.20) (  -0.13,-137.82)   70.01                80
 06/11/2021   07:28:25   (  -0.03,-137.20) (   0.48,-134.86)  266.66                80
 06/11/2021   19:47:00   (   0.02,-137.20) (   0.62,-140.02)  319.81                80
 06/13/2021   19:37:27   (   0.02,-137.20) (  -0.00,-137.06)   15.86                80
 06/15/2021   19:25:14   (   0.02,-137.19) (  -0.63,-134.10)  350.98                80
 06/16/2021   07:43:58   (  -0.02,-137.19) (  -0.47,-139.30)  239.79                80
 06/18/2021   07:34:25   (  -0.02,-137.18) (   0.16,-136.34)   94.78                80
 06/18/2021   19:53:00   (   0.01,-137.17) (   0.94,-141.50)  492.22                80
 06/20/2021   07:22:12   (  -0.01,-137.16) (   0.79,-133.39)  428.75                80
 06/20/2021   19:40:47   (   0.01,-137.15) (   0.31,-138.54)  158.47                80