Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2014 4 21.  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)
 04/21/2014   18:38:12   (   0.01,-135.42) (   0.52,-137.63)  253.10                80
 04/22/2014   18:20:13   (   0.01,-135.41) (  -0.60,-132.64)  315.15                80
 04/24/2014   06:39:15   (  -0.01,-135.38) (  -0.41,-137.24)  211.12                80
 04/25/2014   06:15:56   (  -0.01,-135.37) (   0.72,-132.25)  356.86                80
 04/26/2014   18:34:48   (   0.01,-135.36) (   0.35,-136.80)  163.77                80
 04/27/2014   18:16:50   (   0.01,-135.35) (  -0.78,-131.80)  404.12                80
 04/29/2014   06:35:50   (  -0.01,-135.32) (  -0.27,-136.39)  122.66                80
 04/30/2014   06:12:32   (  -0.01,-135.30) (   0.86,-131.40)  444.75                80
 05/01/2014   18:31:25   (   0.01,-135.28) (   0.13,-135.96)   77.01                80
 05/02/2014   18:13:26   (   0.01,-135.26) (  -0.94,-130.96)  490.29                80
 05/04/2014   06:32:26   (  -0.01,-135.23) (  -0.10,-135.55)   37.25                80