Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 10 5.  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)
 10/06/2018   18:23:18   (  -0.30,-135.68) (  -0.06,-136.86)  134.64                80
 10/07/2018   18:05:15   (  -0.28,-135.68) (  -1.12,-131.86)  435.08                80
 10/09/2018   06:24:13   (   0.30,-135.60) (   0.13,-136.46)   97.13                80
 10/10/2018   06:03:30   (   0.29,-135.60) (   1.19,-131.45)  471.84                80
 10/11/2018   18:19:39   (  -0.30,-135.66) (  -0.21,-136.03)   41.78                80
 10/14/2018   06:17:54   (   0.30,-135.58) (   0.28,-135.62)    5.33                80
 10/16/2018   18:18:41   (  -0.30,-135.61) (  -0.37,-135.19)   47.88                80
 10/18/2018   06:37:38   (   0.31,-135.54) (  -0.62,-139.79)  484.20                80
 10/19/2018   06:14:16   (   0.30,-135.52) (   0.44,-134.78)   83.48                80