Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 10 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 10/19/2018   18:18:54   (  -0.30,-135.53) (  -0.94,-132.65)  328.15                80
 10/21/2018   06:37:53   (   0.31,-135.44) (  -0.09,-137.24)  204.37                80
 10/22/2018   06:14:33   (   0.30,-135.42) (   1.03,-132.24)  362.27                80
 10/23/2018   18:33:25   (  -0.31,-135.43) (   0.01,-136.80)  156.19                80
 10/24/2018   18:15:25   (  -0.31,-135.41) (  -1.11,-131.81)  410.72                80
 10/26/2018   06:34:24   (   0.31,-135.32) (   0.09,-136.40)  122.26                80
 10/27/2018   06:11:04   (   0.30,-135.29) (   1.15,-131.39)  443.38                80
 10/28/2018   18:29:56   (  -0.31,-135.28) (  -0.16,-135.96)   77.36                80
 10/29/2018   18:11:56   (  -0.30,-135.24) (  -1.23,-130.95)  488.43                80
 10/31/2018   06:30:55   (   0.30,-135.15) (   0.21,-135.54)   45.32                80