Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 12 7.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/08/2021   19:19:14   (  -0.03,-137.20) (  -0.67,-134.12)  349.49                80
 12/09/2021   07:43:17   (   0.02,-137.20) (  -0.45,-139.31)  240.54                80
 12/11/2021   07:28:23   (   0.02,-137.20) (   0.21,-136.36)   96.26                80
 12/11/2021   19:52:17   (  -0.02,-137.20) (   0.92,-141.51)  490.30                80
 12/13/2021   07:16:08   (   0.02,-137.20) (   0.83,-133.40)  432.77                80
 12/13/2021   19:40:03   (  -0.02,-137.20) (   0.25,-138.56)  153.89                80
 12/15/2021   19:27:48   (  -0.02,-137.20) (  -0.37,-135.60)  182.02                80
 12/16/2021   07:49:11   (   0.02,-137.20) (  -0.75,-140.79)  408.26                80
 12/18/2021   07:36:56   (   0.01,-137.18) (  -0.12,-137.82)   73.25                80
 12/20/2021   07:22:01   (   0.01,-137.16) (   0.51,-134.86)  261.14                80
 12/20/2021   19:43:14   (  -0.00,-137.15) (   0.63,-140.01)  326.31                80