Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2015 5 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)
 05/25/2015   06:47:20   (   0.11,-135.26) (  -0.69,-138.93)  417.16                80
 05/26/2015   06:24:00   (   0.11,-135.24) (   0.39,-133.92)  149.51                80
 05/27/2015   18:42:51   (  -0.11,-135.19) (   0.60,-138.49)  375.20                80
 05/28/2015   18:24:50   (  -0.11,-135.17) (  -0.48,-133.49)  191.33                80
 05/30/2015   06:43:50   (   0.11,-135.14) (  -0.54,-138.09)  335.49                80
 05/31/2015   06:20:29   (   0.11,-135.11) (   0.55,-133.09)  230.44                80
 06/01/2015   18:39:20   (  -0.11,-135.05) (   0.50,-137.64)  295.63                80
 06/02/2015   18:21:20   (  -0.11,-135.02) (  -0.65,-132.65)  269.92                80
 06/04/2015   06:40:19   (   0.11,-134.98) (  -0.37,-137.25)  258.35                80
 06/05/2015   06:16:59   (   0.12,-134.94) (   0.72,-132.25)  306.51                80
 06/06/2015   18:38:29   (  -0.12,-134.86) (   0.31,-136.81)  221.11                80
 06/07/2015   18:17:49   (  -0.13,-134.82) (  -0.78,-131.81)  343.53                80