Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2016 9 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 09/26/2016   07:22:20   (   0.31,-135.39) (   0.71,-133.41)  225.64                80
 09/26/2016   19:43:36   (  -0.32,-135.42) (   0.35,-138.57)  357.81                80
 09/28/2016   19:31:24   (  -0.32,-135.40) (  -0.26,-135.61)   24.17                80
 09/30/2016   19:21:52   (  -0.31,-135.37) (  -0.89,-132.65)  309.27                80
 10/01/2016   07:43:16   (   0.32,-135.33) (  -0.21,-137.84)  285.30                80
 10/03/2016   07:28:23   (   0.32,-135.30) (   0.38,-134.87)   47.65                80
 10/05/2016   07:16:11   (   0.31,-135.26) (   1.06,-131.92)  379.99                80
 10/05/2016   19:37:26   (  -0.32,-135.27) (   0.05,-137.08)  204.59                80
 10/07/2016   19:27:53   (  -0.31,-135.23) (  -0.58,-134.11)  127.22                80
 10/08/2016   07:49:16   (   0.31,-135.19) (  -0.56,-139.30)  466.74                80