Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 10 10.  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)
 10/11/2018   18:19:39   (  -0.30,-135.65) (  -0.21,-136.02)   42.87                80
 10/14/2018   06:17:54   (   0.30,-135.57) (   0.28,-135.62)    6.54                80
 10/16/2018   18:18:41   (  -0.30,-135.59) (  -0.37,-135.19)   45.60                80
 10/18/2018   06:37:38   (   0.31,-135.52) (  -0.62,-139.79)  486.39                80
 10/19/2018   06:14:16   (   0.30,-135.50) (   0.45,-134.79)   81.03                80
 10/20/2018   18:33:05   (  -0.31,-135.52) (   0.52,-139.36)  436.81                80
 10/21/2018   18:15:03   (  -0.30,-135.51) (  -0.55,-134.35)  130.95                80
 10/23/2018   06:34:00   (   0.31,-135.43) (  -0.44,-138.96)  401.23                80
 10/24/2018   06:10:37   (   0.30,-135.40) (   0.62,-133.95)  165.46                80