Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2020 1 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/20/2020   19:27:38   (  -0.00,-137.21) (  -0.63,-134.17)  346.10                80
 01/21/2020   07:46:22   (   0.01,-137.20) (  -0.48,-139.36)  246.30                80
 01/23/2020   07:36:54   (   0.01,-137.19) (   0.17,-136.42)   86.95                80
 01/23/2020   19:55:30   (  -0.01,-137.19) (   0.94,-141.58)  499.11                80
 01/25/2020   07:24:46   (   0.00,-137.17) (   0.82,-133.48)  419.88                80
 01/25/2020   19:43:22   (  -0.01,-137.18) (   0.29,-138.64)  166.28                80
 01/27/2020   19:33:53   (  -0.00,-137.15) (  -0.29,-135.69)  166.32                80
 01/28/2020   07:52:38   (   0.01,-137.14) (  -0.82,-140.88)  426.43                80
 01/29/2020   19:21:45   (   0.00,-137.13) (  -0.94,-132.75)  498.50                80
 01/30/2020   07:40:30   (   0.01,-137.11) (  -0.17,-137.94)   94.34                80
 02/01/2020   07:31:02   (   0.01,-137.08) (   0.48,-135.00)  237.13                80
 02/01/2020   19:49:38   (  -0.01,-137.08) (   0.64,-140.16)  349.57                80