Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 4 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/24/2021   07:26:34   (  -0.04,-137.20) (   0.48,-134.88)  264.52                80
 04/24/2021   19:47:48   (   0.04,-137.21) (   0.62,-140.03)  321.18                80
 04/26/2021   19:38:15   (   0.04,-137.20) (   0.00,-137.08)   14.27                80
 04/28/2021   19:26:02   (   0.04,-137.18) (  -0.62,-134.12)  348.69                80
 04/29/2021   07:47:26   (  -0.04,-137.17) (  -0.47,-139.31)  243.15                80
 05/01/2021   07:32:33   (  -0.03,-137.15) (   0.16,-136.36)   90.20                80
 05/01/2021   19:53:48   (   0.03,-137.15) (   0.94,-141.51)  496.37                80
 05/03/2021   07:20:20   (  -0.02,-137.12) (   0.79,-133.40)  423.02                80
 05/03/2021   19:41:35   (   0.02,-137.12) (   0.31,-138.56)  163.59                80
 05/05/2021   19:32:02   (   0.02,-137.09) (  -0.33,-135.60)  169.21                80
 05/06/2021   07:53:25   (  -0.01,-137.07) (  -0.82,-140.79)  422.75                80