Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 10 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)
 10/22/2021   07:44:20   (   0.05,-137.21) (  -0.41,-139.31)  239.04                80
 10/24/2021   07:29:26   (   0.05,-137.22) (   0.24,-136.35)   98.99                80
 10/24/2021   19:50:41   (  -0.04,-137.23) (   0.84,-141.51)  486.83                80
 10/26/2021   07:17:11   (   0.04,-137.23) (   0.84,-133.39)  436.28                80
 10/26/2021   19:38:26   (  -0.04,-137.23) (   0.24,-138.55)  149.68                80
 10/28/2021   19:28:51   (  -0.03,-137.23) (  -0.36,-135.58)  186.86                80
 10/29/2021   07:50:14   (   0.03,-137.22) (  -0.70,-140.78)  403.75                80
 10/31/2021   07:38:00   (   0.02,-137.22) (  -0.09,-137.82)   67.86                80
 11/02/2021   07:23:05   (   0.02,-137.20) (   0.52,-134.85)  267.51                80
 11/02/2021   19:44:19   (  -0.02,-137.20) (   0.56,-140.01)  319.15                80
 11/04/2021   19:34:44   (  -0.02,-137.18) (  -0.06,-137.05)   15.32                80