Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2015 5 22.  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)
 05/22/2015   18:46:20   (  -0.10,-135.30) (   0.81,-139.32)  458.37                80
 05/23/2015   18:28:21   (  -0.11,-135.28) (  -0.33,-134.33)  108.79                80
 05/25/2015   06:47:20   (   0.11,-135.27) (  -0.69,-138.93)  416.31                80
 05/26/2015   06:24:00   (   0.11,-135.25) (   0.39,-133.93)  150.50                80
 05/27/2015   18:42:51   (  -0.11,-135.20) (   0.60,-138.49)  374.74                80
 05/28/2015   18:24:51   (  -0.11,-135.18) (  -0.49,-133.49)  191.93                80
 05/30/2015   06:43:50   (   0.11,-135.15) (  -0.53,-138.09)  333.91                80
 05/31/2015   06:20:29   (   0.11,-135.13) (   0.56,-133.09)  232.19                80
 06/01/2015   18:42:00   (  -0.11,-135.06) (   0.48,-137.64)  294.38                80
 06/02/2015   18:21:20   (  -0.11,-135.03) (  -0.67,-132.66)  271.32                80
 06/04/2015   06:40:18   (   0.11,-135.00) (  -0.40,-137.24)  255.94                80
 06/05/2015   06:16:59   (   0.12,-134.96) (   0.75,-132.25)  309.10                80