Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 5 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 05/09/2018   18:34:20   (  -0.14,-135.47) (   0.33,-137.61)  243.81                80
 05/10/2018   18:10:58   (  -0.14,-135.46) (  -0.75,-132.61)  324.30                80
 05/12/2018   06:29:57   (   0.14,-135.42) (  -0.24,-137.22)  203.91                80
 05/13/2018   06:11:55   (   0.14,-135.41) (   0.85,-132.22)  363.95                80
 05/14/2018   18:30:44   (  -0.14,-135.41) (   0.18,-136.78)  156.32                80
 05/15/2018   18:07:24   (  -0.14,-135.39) (  -0.96,-131.79)  410.80                80
 05/17/2018   06:26:21   (   0.15,-135.34) (  -0.08,-136.38)  119.17                80
 05/18/2018   06:08:20   (   0.15,-135.32) (   1.01,-131.38)  447.45                80
 05/19/2018   18:27:10   (  -0.16,-135.30) (  -0.04,-135.96)   74.41                80
 05/20/2018   18:03:49   (  -0.16,-135.27) (  -1.12,-130.96)  491.75                80
 05/22/2018   06:22:46   (   0.16,-135.21) (   0.09,-135.55)   39.34                80