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

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/17/2021   07:20:33   (  -0.04,-137.19) (   0.78,-133.39)  432.21                80
 04/17/2021   19:41:47   (   0.04,-137.19) (   0.33,-138.55)  154.05                80
 04/19/2021   19:32:14   (   0.04,-137.18) (  -0.27,-135.59)  180.04                80
 04/20/2021   07:53:38   (  -0.03,-137.17) (  -0.82,-140.78)  411.58                80
 04/22/2021   07:41:26   (  -0.03,-137.14) (  -0.15,-137.83)   78.27                80
 04/24/2021   07:29:13   (  -0.03,-137.11) (   0.46,-134.88)  254.73                80
 04/24/2021   19:47:48   (   0.03,-137.11) (   0.65,-140.03)  332.13                80
 04/26/2021   19:35:35   (   0.03,-137.08) (   0.03,-137.07)    0.61                80
 04/28/2021   19:26:02   (   0.03,-137.03) (  -0.59,-134.11)  331.53                80
 04/29/2021   07:44:46   (  -0.02,-137.02) (  -0.50,-139.31)  260.69                80