Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2016 6 3.  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)
 06/05/2016   06:46:57   (   0.11,-135.09) (  -0.78,-138.99)  445.55                80
 06/06/2016   06:23:38   (   0.12,-135.12) (   0.39,-134.01)  126.90                80
 06/07/2016   18:45:10   (  -0.12,-135.16) (   0.64,-138.57)  388.29                80
 06/08/2016   18:21:50   (  -0.13,-135.19) (  -0.47,-133.57)  184.12                80
 06/10/2016   06:43:31   (   0.12,-135.25) (  -0.50,-138.18)  333.29                80
 06/11/2016   06:20:12   (   0.13,-135.28) (   0.61,-133.19)  238.83                80
 06/12/2016   18:41:43   (  -0.13,-135.32) (   0.41,-137.75)  276.82                80
 06/13/2016   18:18:24   (  -0.14,-135.35) (  -0.71,-132.75)  295.25                80
 06/15/2016   06:40:04   (   0.12,-135.40) (  -0.33,-137.35)  222.64                80
 06/16/2016   06:16:45   (   0.13,-135.42) (   0.79,-132.35)  348.91                80