Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 2 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 02/21/2021   19:38:58   (   0.03,-137.21) (   0.02,-137.05)   18.62                80
 02/23/2021   19:26:46   (   0.03,-137.21) (  -0.62,-134.09)  353.67                80
 02/24/2021   07:48:10   (  -0.03,-137.20) (  -0.48,-139.29)  237.50                80
 02/26/2021   07:33:18   (  -0.02,-137.18) (   0.16,-136.33)   96.78                80
 02/26/2021   19:54:33   (   0.02,-137.18) (   0.95,-141.49)  489.87                80
 02/28/2021   07:21:06   (  -0.02,-137.17) (   0.81,-133.38)  430.72                80
 02/28/2021   19:42:21   (   0.02,-137.16) (   0.31,-138.54)  156.01                80
 03/02/2021   19:32:48   (   0.02,-137.14) (  -0.28,-135.57)  177.38                80
 03/03/2021   07:54:12   (  -0.02,-137.13) (  -0.82,-140.76)  414.13                80
 03/05/2021   07:42:00   (  -0.02,-137.09) (  -0.17,-137.81)   81.91                80