Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 3 10.  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)
 03/11/2018   06:17:00   (  -0.01,-135.17) (   0.50,-132.97)  251.20                80
 03/12/2018   18:33:08   (   0.01,-135.15) (   0.53,-137.53)  271.47                80
 03/13/2018   18:15:07   (   0.01,-135.12) (  -0.57,-132.53)  294.88                80
 03/15/2018   06:31:24   (  -0.01,-135.06) (  -0.48,-137.12)  235.57                80
 03/16/2018   06:13:22   (  -0.01,-135.03) (   0.62,-132.12)  330.54                80
 03/17/2018   18:29:31   (   0.01,-134.99) (   0.40,-136.68)  193.02                80
 03/18/2018   18:11:29   (   0.01,-134.95) (  -0.70,-131.68)  372.73                80
 03/20/2018   06:27:48   (  -0.01,-134.88) (  -0.30,-136.28)  158.88                80
 03/21/2018   06:09:46   (  -0.01,-134.84) (   0.81,-131.28)  406.36                80
 03/22/2018   18:25:54   (   0.00,-134.79) (   0.22,-135.84)  118.78                80
 03/23/2018   18:07:53   (   0.01,-134.75) (  -0.89,-130.84)  445.86                80