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

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/15/2016   07:49:08   (   0.04,-135.38) (  -0.76,-139.26)  440.36                80
 04/16/2016   19:15:34   (  -0.04,-135.43) (  -0.98,-131.11)  491.55                80
 04/17/2016   07:36:58   (   0.04,-135.41) (  -0.12,-136.30)  100.77                80
 04/19/2016   07:22:09   (   0.04,-135.45) (   0.47,-133.35)  238.32                80
 04/19/2016   19:43:24   (  -0.05,-135.48) (   0.61,-138.51)  344.99                80
 04/21/2016   19:31:16   (  -0.05,-135.51) (  -0.06,-135.57)    7.50                80
 04/23/2016   19:21:48   (  -0.05,-135.53) (  -0.69,-132.63)  330.20                80
 04/24/2016   07:43:13   (   0.05,-135.51) (  -0.44,-137.82)  262.41                80
 04/26/2016   07:28:26   (   0.06,-135.53) (   0.20,-134.88)   73.23                80
 04/28/2016   07:16:19   (   0.06,-135.53) (   0.81,-131.94)  407.81                80
 04/28/2016   19:37:36   (  -0.07,-135.55) (   0.27,-137.11)  177.13                80