Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 4 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/04/2021   07:53:48   (  -0.05,-137.21) (  -0.83,-140.76)  404.50                80
 04/06/2021   07:41:36   (  -0.05,-137.21) (  -0.18,-137.81)   68.68                80
 04/08/2021   07:26:44   (  -0.04,-137.21) (   0.47,-134.86)  267.09                80
 04/08/2021   19:47:58   (   0.04,-137.22) (   0.65,-140.02)  317.94                80
 04/10/2021   19:38:26   (   0.04,-137.22) (  -0.01,-137.07)   17.74                80
 04/12/2021   19:26:14   (   0.04,-137.21) (  -0.60,-134.11)  352.88                80
 04/13/2021   07:47:37   (  -0.04,-137.20) (  -0.50,-139.30)  239.36                80
 04/15/2021   07:32:45   (  -0.04,-137.18) (   0.16,-136.35)   94.96                80
 04/15/2021   19:54:00   (   0.04,-137.19) (   0.95,-141.50)  490.73                80
 04/17/2021   07:20:32   (  -0.03,-137.16) (   0.77,-133.39)  428.31                80
 04/17/2021   19:41:47   (   0.03,-137.16) (   0.35,-138.54)  157.59                80