Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2013 4 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 04/27/2013   06:26:26   (   0.06,-135.24) (   0.16,-134.79)   51.52                80
 04/28/2013   18:45:19   (  -0.07,-135.29) (   0.82,-139.36)  463.26                80
 04/29/2013   18:27:20   (  -0.07,-135.30) (  -0.26,-134.36)  107.29                80
 05/01/2013   06:46:21   (   0.08,-135.30) (  -0.71,-138.96)  416.90                80
 05/02/2013   06:23:02   (   0.08,-135.31) (   0.37,-133.96)  153.30                80
 05/03/2013   18:41:54   (  -0.08,-135.35) (   0.66,-138.52)  362.19                80
 05/04/2013   18:23:55   (  -0.08,-135.36) (  -0.49,-133.53)  208.11                80
 05/06/2013   06:42:56   (   0.08,-135.35) (  -0.54,-138.12)  316.27                80
 05/07/2013   06:19:37   (   0.08,-135.36) (   0.61,-133.14)  253.62                80
 05/08/2013   18:38:30   (  -0.08,-135.39) (   0.41,-137.70)  262.67                80