Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 10 3.  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)
 10/04/2018   06:25:10   (   0.29,-135.60) (  -0.09,-137.28)  191.47                80
 10/05/2018   06:07:08   (   0.28,-135.60) (   1.02,-132.29)  377.91                80
 10/06/2018   18:23:17   (  -0.30,-135.68) (  -0.04,-136.86)  134.49                80
 10/07/2018   18:05:16   (  -0.29,-135.68) (  -1.16,-131.86)  435.20                80
 10/09/2018   06:24:12   (   0.30,-135.60) (   0.11,-136.45)   97.15                80
 10/10/2018   06:03:31   (   0.29,-135.60) (   1.23,-131.46)  471.81                80
 10/11/2018   18:19:40   (  -0.30,-135.66) (  -0.25,-136.03)   41.76                80
 10/14/2018   06:20:35   (   0.31,-135.58) (   0.32,-135.63)    5.70                80
 10/16/2018   18:18:42   (  -0.30,-135.61) (  -0.40,-135.19)   47.88                80