Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 1 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/02/2021   07:27:45   (   0.01,-137.21) (   0.52,-134.87)  266.04                80
 01/02/2021   19:51:40   (  -0.00,-137.22) (   0.60,-140.03)  319.49                80
 01/04/2021   19:36:48   (   0.01,-137.21) (  -0.03,-137.07)   15.56                80
 01/06/2021   19:27:16   (   0.00,-137.19) (  -0.66,-134.11)  349.76                80
 01/07/2021   07:48:40   (  -0.00,-137.17) (  -0.45,-139.31)  242.16                80
 01/09/2021   07:33:48   (   0.01,-137.15) (   0.18,-136.35)   90.71                80
 01/09/2021   19:55:02   (  -0.02,-137.15) (   0.93,-141.50)  495.75                80
 01/11/2021   07:21:36   (   0.01,-137.11) (   0.82,-133.40)  423.18                80
 01/11/2021   19:42:50   (  -0.01,-137.11) (   0.30,-138.55)  163.35                80
 01/13/2021   19:33:19   (  -0.01,-137.07) (  -0.35,-135.59)  168.69                80
 01/14/2021   07:54:42   (   0.01,-137.05) (  -0.75,-140.79)  423.60                80