Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 2 1.  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)
 02/02/2018   06:40:26   (  -0.03,-135.20) (  -0.48,-137.19)  227.16                80
 02/03/2018   06:17:07   (  -0.03,-135.22) (   0.63,-132.20)  344.72                80
 02/04/2018   18:35:59   (   0.03,-135.26) (   0.36,-136.76)  171.36                80
 02/05/2018   18:18:00   (   0.02,-135.29) (  -0.75,-131.77)  400.57                80
 02/07/2018   06:37:00   (  -0.02,-135.33) (  -0.24,-136.37)  118.38                80
 02/08/2018   06:13:41   (  -0.02,-135.35) (   0.88,-131.38)  452.97                80
 02/09/2018   18:32:33   (   0.02,-135.38) (   0.12,-135.95)   64.43                80
 02/12/2018   06:33:33   (  -0.01,-135.43) (  -0.05,-135.54)   13.44                80
 02/14/2018   18:31:46   (   0.00,-135.46) (  -0.07,-135.12)   38.71                80