Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 8 7.  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)
 08/07/2018   06:29:50   (   0.01,-135.33) (  -0.39,-137.21)  214.12                80
 08/08/2018   06:06:29   (   0.04,-135.31) (   0.72,-132.22)  352.20                80
 08/09/2018   18:27:57   (  -0.00,-135.32) (   0.29,-136.78)  165.49                80
 08/10/2018   18:04:36   (  -0.03,-135.29) (  -0.82,-131.78)  400.26                80
 08/12/2018   06:26:12   (  -0.01,-135.21) (  -0.28,-136.36)  132.11                80
 08/13/2018   06:02:52   (   0.03,-135.18) (   0.89,-131.38)  433.61                80
 08/14/2018   18:24:19   (   0.02,-135.19) (   0.19,-135.93)   84.47                80
 08/15/2018   18:00:57   (  -0.02,-135.16) (  -0.92,-130.93)  480.98                80
 08/17/2018   06:22:35   (  -0.03,-135.07) (  -0.11,-135.53)   51.95                80
 08/19/2018   18:20:41   (   0.05,-135.04) (   0.08,-135.08)    5.89                80