Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 4 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/06/2021   07:41:36   (  -0.04,-137.21) (  -0.17,-137.81)   68.97                80
 04/08/2021   07:26:44   (  -0.04,-137.20) (   0.48,-134.86)  266.52                80
 04/08/2021   19:47:59   (   0.04,-137.22) (   0.63,-140.02)  318.48                80
 04/10/2021   19:38:27   (   0.04,-137.21) (  -0.02,-137.07)   17.10                80
 04/12/2021   19:26:14   (   0.04,-137.20) (  -0.61,-134.11)  351.76                80
 04/13/2021   07:47:37   (  -0.04,-137.18) (  -0.49,-139.30)  240.66                80
 04/15/2021   07:32:45   (  -0.04,-137.17) (   0.11,-136.34)   93.37                80
 04/15/2021   19:54:00   (   0.04,-137.17) (   0.94,-141.51)  492.26                80
 04/17/2021   07:20:33   (  -0.03,-137.14) (   0.77,-133.39)  426.43                80
 04/17/2021   19:41:47   (   0.03,-137.15) (   0.34,-138.55)  159.39                80
 04/19/2021   19:32:15   (   0.03,-137.11) (  -0.32,-135.60)  172.73                80