Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2019 8 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/11/2019   19:39:53   (   0.02,-137.19) (  -0.01,-137.07)   13.34                80
 08/13/2019   19:25:01   (   0.02,-137.18) (  -0.62,-134.11)  347.93                80
 08/14/2019   07:49:05   (  -0.03,-137.17) (  -0.49,-139.31)  242.80                80
 08/16/2019   07:34:13   (  -0.03,-137.15) (   0.12,-136.34)   91.30                80
 08/16/2019   19:58:08   (   0.03,-137.15) (   0.95,-141.51)  495.68                80
 08/18/2019   07:22:02   (  -0.02,-137.13) (   0.80,-133.40)  424.97                80
 08/18/2019   19:45:57   (   0.03,-137.12) (   0.34,-138.55)  162.07                80
 08/20/2019   19:31:05   (   0.03,-137.09) (  -0.28,-135.59)  171.06                80
 08/21/2019   07:55:08   (  -0.03,-137.09) (  -0.82,-140.78)  419.81                80
 08/23/2019   07:42:56   (  -0.04,-137.05) (  -0.21,-137.82)   87.64                80