Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2016 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)
 06/11/2016   07:43:54   (   0.09,-135.27) (  -0.50,-137.95)  305.05                80
 06/13/2016   07:29:04   (   0.10,-135.33) (   0.17,-135.01)   36.42                80
 06/15/2016   07:16:53   (   0.10,-135.37) (   0.79,-132.05)  377.49                80
 06/15/2016   19:40:49   (  -0.09,-135.37) (   0.28,-137.21)  209.24                80
 06/17/2016   19:25:58   (  -0.09,-135.41) (  -0.35,-134.26)  131.11                80
 06/18/2016   07:50:01   (   0.07,-135.44) (  -0.78,-139.44)  455.76                80
 06/19/2016   19:13:47   (  -0.10,-135.44) (  -0.98,-131.30)  470.70                80
 06/20/2016   07:37:50   (   0.08,-135.47) (  -0.14,-136.49)  116.37                80
 06/22/2016   07:22:59   (   0.09,-135.49) (   0.50,-133.54)  222.24                80
 06/22/2016   19:46:54   (  -0.07,-135.48) (   0.64,-138.69)  365.31                80
 06/24/2016   19:34:43   (  -0.08,-135.50) (  -0.01,-135.73)   27.48                80