Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 2 4.  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)
 02/04/2018   18:35:59   (   0.03,-135.26) (   0.35,-136.77)  171.78                80
 02/05/2018   18:18:00   (   0.02,-135.28) (  -0.76,-131.77)  399.87                80
 02/07/2018   06:37:00   (  -0.02,-135.32) (  -0.23,-136.37)  119.82                80
 02/08/2018   06:13:41   (  -0.02,-135.34) (   0.88,-131.38)  451.34                80
 02/09/2018   18:32:32   (   0.02,-135.36) (   0.17,-135.94)   66.03                80
 02/12/2018   06:33:33   (  -0.01,-135.41) (  -0.05,-135.54)   16.00                80
 02/14/2018   18:31:46   (   0.00,-135.43) (  -0.07,-135.12)   35.80                80
 02/16/2018   06:50:45   (  -0.00,-135.46) (  -0.97,-139.71)  485.15                80
 02/17/2018   06:27:26   (  -0.00,-135.46) (   0.14,-134.71)   84.87                80