Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2017 10 15.  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)
 10/16/2017   06:41:00   (   0.27,-135.26) (  -0.36,-138.06)  319.75                80
 10/17/2017   06:17:40   (   0.27,-135.24) (   0.75,-133.07)  247.19                80
 10/18/2017   18:36:30   (  -0.28,-135.25) (   0.27,-137.63)  271.82                80
 10/19/2017   18:18:30   (  -0.27,-135.23) (  -0.85,-132.63)  295.76                80
 10/21/2017   06:37:28   (   0.28,-135.16) (  -0.19,-137.23)  235.09                80
 10/22/2017   06:14:07   (   0.27,-135.14) (   0.93,-132.23)  331.27                80
 10/23/2017   18:32:58   (  -0.27,-135.13) (   0.09,-136.79)  189.47                80
 10/24/2017   18:14:57   (  -0.27,-135.10) (  -1.03,-131.80)  377.38                80
 10/26/2017   06:33:55   (   0.27,-135.03) (  -0.06,-136.38)  153.75                80
 10/27/2017   06:10:34   (   0.26,-135.00) (   1.05,-131.38)  411.85                80
 10/28/2017   18:29:24   (  -0.26,-134.97) (  -0.05,-135.94)  110.82                80