Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2013 5 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/13/2013   07:22:04   (   0.08,-135.42) (   0.49,-133.39)  230.17                80
 05/13/2013   19:45:59   (  -0.08,-135.44) (   0.59,-138.55)  353.95                80
 05/15/2013   19:31:05   (  -0.08,-135.44) (  -0.07,-135.59)   16.86                80
 05/17/2013   19:18:50   (  -0.09,-135.43) (  -0.68,-132.61)  320.12                80
 05/18/2013   07:42:53   (   0.08,-135.41) (  -0.45,-137.80)  271.48                80
 05/20/2013   07:27:58   (   0.09,-135.40) (   0.18,-134.82)   64.82                80
 05/22/2013   07:15:43   (   0.09,-135.38) (   0.82,-131.85)  400.35                80
 05/22/2013   19:39:38   (  -0.08,-135.38) (   0.25,-137.01)  184.71                80
 05/24/2013   19:24:42   (  -0.08,-135.35) (  -0.34,-134.03)  149.88                80
 05/25/2013   07:48:44   (   0.07,-135.33) (  -0.77,-139.22)  441.87                80
 05/26/2013   19:12:27   (  -0.09,-135.31) (  -1.00,-131.06)  483.54                80