Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2016 4 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)
 04/25/2016   18:32:06   (  -0.05,-135.39) (   0.08,-136.05)   74.55                80
 04/26/2016   18:14:06   (  -0.05,-135.38) (  -1.01,-131.05)  493.40                80
 04/28/2016   06:33:06   (   0.06,-135.32) (  -0.02,-135.64)   36.89                80
 04/30/2016   18:31:20   (  -0.07,-135.32) (  -0.09,-135.22)   11.77                80
 05/03/2016   06:27:01   (   0.07,-135.24) (   0.15,-134.82)   47.93                80
 05/04/2016   18:45:54   (  -0.08,-135.24) (   0.82,-139.39)  472.08                80
 05/05/2016   18:27:55   (  -0.08,-135.22) (  -0.27,-134.39)   94.53                80
 05/07/2016   06:46:55   (   0.08,-135.15) (  -0.75,-138.99)  437.13                80
 05/08/2016   06:23:36   (   0.08,-135.12) (   0.34,-133.99)  128.77                80