Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 2 7.  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)
 02/08/2018   06:13:40   (  -0.02,-135.33) (   0.86,-131.37)  450.84                80
 02/09/2018   18:32:33   (   0.02,-135.35) (   0.14,-135.94)   66.66                80
 02/12/2018   06:33:32   (  -0.01,-135.39) (  -0.07,-135.54)   17.49                80
 02/14/2018   18:31:45   (   0.01,-135.42) (  -0.05,-135.11)   34.18                80
 02/16/2018   06:50:46   (  -0.01,-135.43) (  -0.94,-139.72)  487.46                80
 02/17/2018   06:27:26   (  -0.01,-135.44) (   0.17,-134.72)   82.39                80
 02/18/2018   18:46:17   (   0.01,-135.44) (   0.88,-139.28)  437.39                80
 02/19/2018   18:28:18   (   0.01,-135.45) (  -0.24,-134.28)  132.21                80
 02/21/2018   06:47:18   (  -0.01,-135.46) (  -0.75,-138.89)  390.44                80