Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 1 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)
 01/22/2021   19:27:09   (   0.01,-137.22) (  -0.66,-134.12)  352.77                80
 01/23/2021   07:48:32   (  -0.01,-137.20) (  -0.44,-139.31)  239.45                80
 01/25/2021   07:33:40   (   0.02,-137.18) (   0.21,-136.36)   93.62                80
 01/25/2021   19:54:55   (  -0.01,-137.18) (   0.90,-141.51)  492.29                80
 01/27/2021   07:21:27   (   0.01,-137.14) (   0.81,-133.39)  426.71                80
 01/27/2021   19:42:42   (  -0.01,-137.15) (   0.30,-138.55)  159.40                80
 01/29/2021   19:33:10   (  -0.00,-137.11) (  -0.36,-135.59)  172.83                80
 01/30/2021   07:54:33   (   0.00,-137.09) (  -0.81,-140.77)  419.82                80
 02/01/2021   07:42:21   (   0.00,-137.04) (  -0.14,-137.82)   88.26                80
 02/03/2021   07:27:28   (  -0.00,-136.99) (   0.46,-134.86)  242.80                80
 02/03/2021   19:48:43   (   0.00,-136.99) (   0.65,-140.01)  344.08                80