Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2015 6 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/11/2015   07:31:41   (   0.09,-134.66) (   0.05,-134.97)   34.01                80
 06/13/2015   07:16:50   (   0.09,-134.57) (   0.65,-132.01)  291.53                80
 06/13/2015   19:40:44   (  -0.08,-134.54) (   0.48,-137.16)  297.63                80
 06/15/2015   19:25:53   (  -0.08,-134.44) (  -0.15,-134.20)   27.28                80
 06/17/2015   19:13:42   (  -0.09,-134.33) (  -0.72,-131.23)  351.74                80
 06/18/2015   07:37:45   (   0.07,-134.31) (  -0.40,-136.42)  240.92                80
 06/20/2015   07:22:54   (   0.08,-134.20) (   0.25,-133.47)   83.26                80
 06/22/2015   07:10:42   (   0.09,-134.09) (   0.86,-130.51)  407.22                80
 06/22/2015   19:34:37   (  -0.07,-134.05) (   0.25,-135.66)  182.38                80
 06/24/2015   19:19:45   (  -0.08,-133.94) (  -0.37,-132.70)  141.27                80