Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2013 4 28.  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)
 04/28/2013   18:45:19   (  -0.07,-135.30) (   0.82,-139.36)  462.55                80
 04/29/2013   18:27:20   (  -0.07,-135.31) (  -0.27,-134.36)  108.07                80
 05/01/2013   06:46:20   (   0.08,-135.31) (  -0.76,-138.95)  415.96                80
 05/02/2013   06:23:02   (   0.08,-135.32) (   0.39,-133.96)  154.28                80
 05/03/2013   18:41:54   (  -0.08,-135.36) (   0.64,-138.52)  361.15                80
 05/04/2013   18:23:56   (  -0.08,-135.37) (  -0.52,-133.54)  209.25                80
 05/06/2013   06:42:56   (   0.08,-135.36) (  -0.51,-138.13)  314.98                80
 05/07/2013   06:19:36   (   0.08,-135.37) (   0.58,-133.13)  254.94                80
 05/08/2013   18:38:29   (  -0.08,-135.40) (   0.44,-137.69)  261.28                80
 05/09/2013   18:20:29   (  -0.09,-135.40) (  -0.66,-132.69)  308.49                80
 05/11/2013   06:39:31   (   0.09,-135.39) (  -0.31,-137.29)  216.65                80
 05/12/2013   06:16:11   (   0.09,-135.39) (   0.79,-132.30)  352.47                80