Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2016 4 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/08/2016   07:43:02   (   0.02,-135.30) (  -0.49,-137.77)  280.62                80
 04/10/2016   07:28:10   (   0.02,-135.33) (   0.12,-134.81)   59.14                80
 04/12/2016   07:15:58   (   0.03,-135.35) (   0.75,-131.85)  398.32                80
 04/12/2016   19:37:14   (  -0.03,-135.38) (   0.32,-137.01)  185.40                80
 04/14/2016   19:27:42   (  -0.04,-135.40) (  -0.33,-134.05)  153.47                80
 04/15/2016   07:49:06   (   0.04,-135.39) (  -0.77,-139.24)  438.03                80
 04/16/2016   19:15:30   (  -0.04,-135.42) (  -0.98,-131.09)  492.27                80
 04/17/2016   07:36:53   (   0.04,-135.41) (  -0.17,-136.27)   99.33                80
 04/19/2016   07:22:01   (   0.04,-135.42) (   0.51,-133.32)  239.29                80
 04/19/2016   19:43:16   (  -0.05,-135.44) (   0.61,-138.47)  345.04                80
 04/21/2016   19:31:03   (  -0.04,-135.45) (  -0.03,-135.51)    6.91                80