Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2016 10 17.  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)
 10/19/2016   06:32:53   (   0.30,-134.75) (   0.09,-135.58)   95.39                80
 10/20/2016   06:09:34   (   0.29,-134.71) (   1.19,-130.59)  469.15                80
 10/21/2016   18:28:25   (  -0.29,-134.69) (  -0.16,-135.14)   52.28                80
 10/24/2016   06:29:26   (   0.29,-134.53) (   0.23,-134.74)   23.76                80
 10/26/2016   18:27:37   (  -0.28,-134.45) (  -0.32,-134.29)   18.02                80
 10/29/2016   06:23:18   (   0.28,-134.29) (   0.39,-133.89)   46.15                80
 10/30/2016   18:42:09   (  -0.28,-134.25) (   0.68,-138.43)  477.73                80
 10/31/2016   18:24:09   (  -0.28,-134.19) (  -0.43,-133.44)   86.09                80