Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2016 7 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/01/2016   07:16:55   (   0.07,-135.53) (   0.83,-132.06)  395.55                80
 07/01/2016   19:40:50   (  -0.05,-135.53) (   0.29,-137.21)  190.42                80
 07/03/2016   19:25:59   (  -0.06,-135.53) (  -0.36,-134.26)  145.21                80
 07/04/2016   07:50:03   (   0.03,-135.53) (  -0.77,-139.44)  444.64                80
 07/05/2016   19:13:47   (  -0.07,-135.52) (  -0.94,-131.29)  480.39                80
 07/06/2016   07:37:51   (   0.04,-135.52) (  -0.18,-136.48)  109.51                80
 07/08/2016   07:23:00   (   0.05,-135.51) (   0.46,-133.53)  225.41                80
 07/08/2016   19:46:55   (  -0.03,-135.51) (   0.66,-138.68)  360.89                80
 07/10/2016   19:34:44   (  -0.03,-135.49) (   0.01,-135.73)   26.29                80
 07/12/2016   19:19:53   (  -0.04,-135.48) (  -0.64,-132.77)  307.81                80
 07/13/2016   07:43:55   (   0.02,-135.47) (  -0.54,-137.95)  282.23                80