Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2016 10 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/01/2016   07:43:18   (   0.32,-135.32) (  -0.19,-137.86)  287.96                80
 10/03/2016   07:28:26   (   0.32,-135.28) (   0.39,-134.89)   43.76                80
 10/05/2016   07:16:15   (   0.31,-135.23) (   1.05,-131.94)  374.88                80
 10/05/2016   19:37:30   (  -0.32,-135.25) (   0.08,-137.09)  210.05                80
 10/07/2016   19:27:58   (  -0.31,-135.19) (  -0.52,-134.13)  120.34                80
 10/08/2016   07:49:22   (   0.31,-135.16) (  -0.60,-139.32)  474.03                80
 10/09/2016   19:15:47   (  -0.31,-135.13) (  -1.18,-131.18)  450.06                80
 10/10/2016   07:37:10   (   0.31,-135.09) (   0.01,-136.36)  144.58                80
 10/12/2016   07:22:18   (   0.31,-135.02) (   0.62,-133.40)  184.34                80
 10/12/2016   19:43:34   (  -0.30,-135.02) (   0.45,-138.56)  402.09                80
 10/14/2016   19:31:22   (  -0.30,-134.95) (  -0.17,-135.60)   73.86                80