Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2013 6 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/27/2013   19:12:59   (  -0.05,-134.93) (  -0.82,-131.17)  427.17                80
 06/28/2013   07:37:03   (   0.02,-134.92) (  -0.29,-136.36)  163.17                80
 06/30/2013   07:22:11   (   0.03,-135.00) (   0.37,-133.40)  181.12                80
 06/30/2013   19:46:06   (  -0.01,-135.04) (   0.74,-138.56)  400.01                80
 07/02/2013   19:33:54   (  -0.01,-135.10) (   0.07,-135.60)   56.13                80
 07/04/2013   19:19:01   (  -0.02,-135.17) (  -0.54,-132.64)  287.28                80
 07/05/2013   07:43:05   (  -0.01,-135.16) (  -0.56,-137.83)  302.99                80
 07/07/2013   07:28:12   (  -0.00,-135.21) (   0.07,-134.87)   39.63                80
 07/09/2013   07:15:59   (   0.01,-135.26) (   0.72,-131.91)  381.89                80
 07/09/2013   19:39:53   (   0.02,-135.30) (   0.38,-137.06)  200.13                80