Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2019 9 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 09/28/2019   19:37:02   (   0.02,-137.20) (  -0.01,-137.08)   13.51                80
 09/30/2019   19:27:30   (   0.03,-137.20) (  -0.60,-134.12)  349.67                80
 10/01/2019   07:46:15   (  -0.01,-137.20) (  -0.46,-139.32)  241.40                80
 10/03/2019   07:36:44   (  -0.01,-137.19) (   0.19,-136.38)   93.79                80
 10/03/2019   19:55:19   (   0.01,-137.19) (   0.93,-141.53)  492.89                80
 10/05/2019   07:24:32   (  -0.01,-137.18) (   0.79,-133.41)  428.43                80
 10/05/2019   19:43:07   (   0.01,-137.18) (   0.33,-138.57)  158.35                80
 10/07/2019   19:33:36   (   0.01,-137.16) (  -0.33,-135.62)  175.79                80
 10/08/2019   07:52:20   (  -0.01,-137.15) (  -0.78,-140.81)  415.34                80
 10/10/2019   07:40:08   (  -0.01,-137.13) (  -0.18,-137.85)   81.80                80