Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 3 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 03/16/2021   07:20:55   (  -0.04,-137.19) (   0.75,-133.37)  433.94                80
 03/16/2021   19:44:49   (   0.04,-137.20) (   0.36,-138.53)  151.68                80
 03/18/2021   19:29:57   (   0.04,-137.18) (  -0.32,-135.58)  182.59                80
 03/19/2021   07:54:00   (  -0.04,-137.17) (  -0.83,-140.76)  409.56                80
 03/21/2021   07:41:47   (  -0.04,-137.14) (  -0.21,-137.80)   76.47                80
 03/23/2021   07:26:54   (  -0.03,-137.10) (   0.42,-134.85)  255.96                80
 03/23/2021   19:48:10   (   0.03,-137.10) (   0.62,-140.01)  330.49                80
 03/25/2021   19:38:36   (   0.03,-137.06) (   0.05,-137.05)    2.87                80
 03/27/2021   19:26:23   (   0.03,-137.01) (  -0.59,-134.09)  332.37                80
 03/28/2021   07:45:07   (  -0.02,-136.99) (  -0.50,-139.28)  260.39                80