Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 3 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 03/02/2021   19:30:08   (   0.04,-137.23) (  -0.33,-135.58)  187.74                80
 03/03/2021   07:54:12   (  -0.04,-137.22) (  -0.77,-140.77)  403.99                80
 03/05/2021   07:41:59   (  -0.03,-137.21) (  -0.17,-137.81)   68.64                80
 03/07/2021   07:27:07   (  -0.03,-137.20) (   0.49,-134.86)  265.93                80
 03/07/2021   19:48:22   (   0.03,-137.20) (   0.62,-140.02)  319.74                80
 03/09/2021   19:38:49   (   0.03,-137.18) (   0.01,-137.06)   14.31                80
 03/11/2021   19:26:37   (   0.02,-137.16) (  -0.66,-134.11)  348.11                80
 03/12/2021   07:48:00   (  -0.02,-137.15) (  -0.50,-139.29)  244.08                80
 03/14/2021   07:33:08   (  -0.02,-137.12) (   0.18,-136.34)   89.78                80
 03/14/2021   19:54:23   (   0.02,-137.13) (   0.93,-141.50)  496.33                80