Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 12 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)
 12/22/2021   19:31:04   (  -0.02,-137.21) (  -0.05,-137.08)   15.15                80
 12/24/2021   19:21:30   (  -0.02,-137.21) (  -0.69,-134.12)  351.03                80
 12/25/2021   07:42:52   (   0.01,-137.20) (  -0.44,-139.31)  240.29                80
 12/27/2021   07:27:59   (   0.01,-137.19) (   0.20,-136.36)   94.97                80
 12/27/2021   19:49:12   (  -0.01,-137.19) (   0.94,-141.50)  491.13                80
 12/29/2021   07:15:44   (   0.02,-137.17) (   0.80,-133.39)  429.39                80
 12/29/2021   19:36:58   (  -0.01,-137.17) (   0.28,-138.55)  156.93                80
 12/31/2021   19:27:23   (  -0.02,-137.14) (  -0.32,-135.59)  176.30                80
 01/01/2022   07:48:47   (   0.02,-137.13) (  -0.74,-140.79)  415.57                80
 01/03/2022   07:36:32   (   0.01,-137.09) (  -0.13,-137.82)   83.16                80