Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 8 31.  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)
 09/01/2018   06:11:44   (   0.15,-134.82) (   0.57,-133.05)  202.18                80
 09/02/2018   18:27:54   (  -0.18,-134.98) (   0.40,-137.63)  301.64                80
 09/03/2018   18:09:52   (  -0.15,-135.02) (  -0.71,-132.63)  272.85                80
 09/05/2018   06:26:10   (   0.19,-134.99) (  -0.29,-137.23)  254.86                80
 09/06/2018   06:08:07   (   0.17,-135.03) (   0.77,-132.22)  318.74                80
 09/07/2018   18:24:17   (  -0.20,-135.16) (   0.15,-136.81)  186.90                80
 09/08/2018   18:06:15   (  -0.18,-135.20) (  -0.91,-131.80)  386.82                80
 09/10/2018   06:22:32   (   0.21,-135.17) (  -0.09,-136.40)  141.18                80
 09/11/2018   06:04:31   (   0.19,-135.20) (   1.03,-131.41)  432.02                80
 09/12/2018   18:20:40   (  -0.22,-135.33) (  -0.05,-135.98)   74.48                80
 09/13/2018   18:02:39   (  -0.20,-135.36) (  -1.17,-130.98)  498.92                80