Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2016 11 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 11/22/2016   07:16:11   (   0.19,-135.34) (   0.94,-131.92)  389.75                80
 11/22/2016   19:40:05   (  -0.17,-135.34) (   0.21,-137.06)  196.41                80
 11/24/2016   19:25:14   (  -0.18,-135.36) (  -0.42,-134.11)  142.32                80
 11/25/2016   07:49:18   (   0.16,-135.38) (  -0.69,-139.30)  445.76                80
 11/26/2016   19:13:03   (  -0.18,-135.38) (  -1.06,-131.15)  480.54                80
 11/27/2016   07:37:07   (   0.16,-135.40) (  -0.05,-136.34)  107.77                80
 11/29/2016   07:22:16   (   0.16,-135.41) (   0.59,-133.39)  229.59                80
 11/29/2016   19:46:11   (  -0.15,-135.40) (   0.54,-138.54)  357.74                80
 12/01/2016   19:34:00   (  -0.15,-135.40) (  -0.11,-135.59)   21.03                80
 12/03/2016   19:19:08   (  -0.15,-135.40) (  -0.71,-132.63)  315.08                80
 12/04/2016   07:43:12   (   0.13,-135.42) (  -0.39,-137.82)  273.09                80