Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 7 5.  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)
 07/07/2018   06:32:19   (   0.14,-135.33) (   0.07,-135.60)   30.89                80
 07/09/2018   18:27:50   (  -0.14,-135.40) (  -0.19,-135.17)   26.34                80
 07/11/2018   06:49:28   (   0.11,-135.40) (  -0.87,-139.76)  497.13                80
 07/12/2018   06:26:09   (   0.13,-135.41) (   0.29,-134.77)   72.79                80
 07/13/2018   18:47:39   (  -0.10,-135.45) (   0.74,-139.33)  441.90                80
 07/14/2018   18:24:18   (  -0.13,-135.46) (  -0.36,-134.33)  127.54                80
 07/16/2018   06:45:57   (   0.10,-135.44) (  -0.70,-138.92)  397.09                80
 07/17/2018   06:22:37   (   0.13,-135.45) (   0.46,-133.94)  172.31                80
 07/18/2018   18:44:07   (  -0.10,-135.49) (   0.56,-138.50)  342.64                80
 07/19/2018   18:20:47   (  -0.12,-135.49) (  -0.54,-133.50)  226.53                80