Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 1 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/06/2021   19:24:36   (   0.01,-137.22) (  -0.67,-134.12)  353.76                80
 01/07/2021   07:48:40   (  -0.01,-137.22) (  -0.44,-139.31)  237.54                80
 01/09/2021   07:33:48   (   0.02,-137.21) (   0.19,-136.35)   97.56                80
 01/09/2021   19:55:04   (  -0.02,-137.22) (   0.87,-141.52)  488.24                80
 01/11/2021   07:21:36   (   0.01,-137.20) (   0.83,-133.40)  432.59                80
 01/11/2021   19:42:51   (  -0.01,-137.20) (   0.29,-138.55)  153.31                80
 01/13/2021   19:33:19   (  -0.01,-137.19) (  -0.35,-135.59)  181.16                80
 01/14/2021   07:54:42   (   0.01,-137.18) (  -0.75,-140.79)  410.52                80
 01/16/2021   07:42:31   (   0.00,-137.16) (  -0.11,-137.83)   76.33                80
 01/18/2021   07:30:18   (  -0.00,-137.14) (   0.47,-134.87)  257.88                80
 01/18/2021   19:48:52   (   0.00,-137.14) (   0.64,-140.02)  328.40                80