Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 8 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/14/2021   07:27:21   (   0.03,-137.20) (   0.52,-134.86)  265.68                80
 08/14/2021   19:45:56   (  -0.03,-137.20) (   0.57,-140.02)  320.49                80
 08/16/2021   19:36:22   (  -0.02,-137.19) (  -0.02,-137.05)   15.45                80
 08/18/2021   19:24:09   (  -0.02,-137.18) (  -0.68,-134.10)  349.81                80
 08/19/2021   07:42:53   (   0.02,-137.17) (  -0.41,-139.30)  241.49                80
 08/21/2021   07:30:39   (   0.02,-137.15) (   0.20,-136.34)   92.64                80
 08/21/2021   19:51:54   (  -0.02,-137.15) (   0.90,-141.49)  494.01                80
 08/23/2021   07:18:25   (   0.02,-137.13) (   0.80,-133.37)  426.85                80
 08/23/2021   19:39:40   (  -0.02,-137.13) (   0.29,-138.53)  159.88                80
 08/25/2021   19:30:06   (  -0.02,-137.10) (  -0.31,-135.57)  174.02                80
 08/26/2021   07:51:30   (   0.02,-137.10) (  -0.77,-140.77)  417.20                80