Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2016 12 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/04/2016   07:43:14   (   0.13,-135.38) (  -0.38,-137.83)  277.25                80
 12/06/2016   07:28:22   (   0.13,-135.37) (   0.21,-134.86)   57.39                80
 12/08/2016   07:16:11   (   0.13,-135.35) (   0.87,-131.91)  391.40                80
 12/08/2016   19:40:06   (  -0.11,-135.32) (   0.27,-137.06)  197.61                80
 12/10/2016   19:25:15   (  -0.12,-135.30) (  -0.40,-134.11)  135.66                80
 12/11/2016   07:49:17   (   0.10,-135.31) (  -0.76,-139.29)  452.45                80
 12/12/2016   19:13:03   (  -0.12,-135.26) (  -1.01,-131.15)  468.13                80
 12/13/2016   07:37:05   (   0.10,-135.28) (  -0.14,-136.33)  120.20                80
 12/15/2016   07:22:14   (   0.10,-135.23) (   0.48,-133.37)  211.52                80
 12/15/2016   19:46:09   (  -0.08,-135.20) (   0.60,-138.53)  378.64                80
 12/17/2016   19:33:56   (  -0.08,-135.15) (   0.03,-135.56)   47.21                80