Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 8 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/23/2021   07:21:06   (   0.03,-137.20) (   0.86,-133.38)  433.73                80
 08/23/2021   19:39:41   (  -0.04,-137.20) (   0.23,-138.54)  152.28                80
 08/25/2021   19:30:07   (  -0.04,-137.21) (  -0.37,-135.58)  184.95                80
 08/26/2021   07:51:31   (   0.04,-137.21) (  -0.71,-140.78)  405.43                80
 08/28/2021   07:39:17   (   0.04,-137.21) (  -0.10,-137.82)   68.79                80
 08/30/2021   07:24:23   (   0.03,-137.21) (   0.52,-134.85)  267.15                80
 08/30/2021   19:45:38   (  -0.03,-137.20) (   0.57,-140.01)  319.52                80
 09/01/2021   19:36:04   (  -0.03,-137.19) (  -0.05,-137.05)   15.48                80
 09/03/2021   19:23:50   (  -0.02,-137.17) (  -0.67,-134.09)  349.76                80
 09/04/2021   07:45:14   (   0.02,-137.16) (  -0.41,-139.29)  241.10                80