Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2016 5 13.  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)
 05/13/2016   06:20:09   (   0.10,-135.01) (   0.49,-133.15)  211.55                80
 05/14/2016   18:39:02   (  -0.10,-134.99) (   0.53,-137.71)  310.87                80
 05/15/2016   18:21:02   (  -0.10,-134.96) (  -0.57,-132.72)  254.80                80
 05/17/2016   06:40:02   (   0.10,-134.88) (  -0.45,-137.31)  277.24                80
 05/18/2016   06:16:43   (   0.10,-134.85) (   0.65,-132.32)  287.90                80
 05/19/2016   18:35:35   (  -0.10,-134.81) (   0.36,-136.88)  235.47                80
 05/20/2016   18:17:36   (  -0.11,-134.78) (  -0.74,-131.88)  329.48                80
 05/22/2016   06:36:36   (   0.11,-134.69) (  -0.28,-136.48)  203.49                80
 05/23/2016   06:13:17   (   0.11,-134.65) (   0.83,-131.48)  360.73                80
 05/24/2016   18:32:08   (  -0.11,-134.60) (   0.23,-136.04)  164.23                80
 05/25/2016   18:14:09   (  -0.12,-134.56) (  -0.93,-131.05)  399.79                80