Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2020 1 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)
 01/16/2020   07:30:38   (  -0.00,-137.21) (   0.46,-134.89)  262.93                80
 01/16/2020   19:49:15   (  -0.00,-137.22) (   0.60,-140.06)  322.83                80
 01/18/2020   19:39:47   (  -0.00,-137.22) (  -0.02,-137.12)   11.46                80
 01/20/2020   19:27:39   (  -0.00,-137.21) (  -0.63,-134.17)  345.02                80
 01/21/2020   07:46:25   (   0.01,-137.20) (  -0.43,-139.38)  247.33                80
 01/23/2020   07:36:57   (   0.00,-137.18) (   0.17,-136.43)   85.43                80
 01/25/2020   07:24:49   (  -0.00,-137.16) (   0.75,-133.48)  417.78                80
 01/25/2020   19:43:26   (  -0.01,-137.17) (   0.32,-138.65)  168.82                80
 01/27/2020   19:33:59   (  -0.00,-137.14) (  -0.31,-135.71)  163.08                80
 01/28/2020   07:52:44   (   0.01,-137.13) (  -0.81,-140.90)  429.51                80