Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2016 11 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)
 11/14/2016   18:31:50   (  -0.24,-135.21) (  -0.06,-135.95)   85.05                80
 11/15/2016   18:13:51   (  -0.24,-135.23) (  -1.18,-130.96)  486.79                80
 11/17/2016   06:32:51   (   0.23,-135.26) (   0.15,-135.55)   33.24                80
 11/19/2016   18:31:03   (  -0.22,-135.30) (  -0.27,-135.11)   21.86                80
 11/21/2016   06:50:03   (   0.21,-135.34) (  -0.76,-139.71)  497.64                80
 11/22/2016   06:26:44   (   0.21,-135.35) (   0.37,-134.71)   73.11                80
 11/23/2016   18:45:34   (  -0.20,-135.37) (   0.69,-139.26)  444.15                80
 11/24/2016   18:27:34   (  -0.21,-135.38) (  -0.43,-134.27)  126.89                80
 11/26/2016   06:46:35   (   0.20,-135.42) (  -0.58,-138.86)  392.86                80
 11/27/2016   06:23:15   (   0.20,-135.42) (   0.54,-133.87)  177.32                80