Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 8 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/18/2021   19:24:09   (  -0.02,-137.19) (  -0.68,-134.10)  350.88                80
 08/19/2021   07:42:53   (   0.02,-137.18) (  -0.41,-139.30)  240.51                80
 08/21/2021   07:30:39   (   0.03,-137.16) (   0.19,-136.34)   93.81                80
 08/21/2021   19:51:54   (  -0.03,-137.16) (   0.90,-141.49)  492.75                80
 08/23/2021   07:18:25   (   0.03,-137.15) (   0.80,-133.37)  428.22                80
 08/23/2021   19:39:40   (  -0.03,-137.14) (   0.29,-138.53)  158.31                80
 08/25/2021   19:30:07   (  -0.03,-137.12) (  -0.37,-135.58)  175.99                80
 08/26/2021   07:51:30   (   0.03,-137.12) (  -0.77,-140.76)  415.28                80
 08/28/2021   07:39:17   (   0.02,-137.09) (  -0.10,-137.82)   81.72                80
 08/30/2021   07:24:23   (   0.02,-137.06) (   0.51,-134.85)  251.30                80
 08/30/2021   19:45:37   (  -0.02,-137.05) (   0.64,-140.00)  335.93                80