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,-135.25) (  -0.36,-138.06)  321.07                80
 10/17/2017   06:17:40   (   0.27,-135.22) (   0.75,-133.07)  245.72                80
 10/18/2017   18:36:30   (  -0.27,-135.24) (   0.27,-137.63)  272.49                80
 10/19/2017   18:18:30   (  -0.27,-135.22) (  -0.85,-132.63)  294.84                80
 10/21/2017   06:37:28   (   0.27,-135.14) (  -0.19,-137.23)  237.47                80
 10/22/2017   06:14:07   (   0.27,-135.11) (   0.93,-132.23)  328.74                80
 10/23/2017   18:32:58   (  -0.27,-135.11) (   0.09,-136.79)  191.13                80
 10/24/2017   18:14:56   (  -0.26,-135.09) (  -0.97,-131.78)  375.49                80
 10/26/2017   06:33:55   (   0.26,-135.00) (  -0.06,-136.38)  157.16                80
 10/27/2017   06:10:34   (   0.26,-134.97) (   1.05,-131.38)  408.26                80
 10/28/2017   18:29:24   (  -0.26,-134.95) (  -0.05,-135.94)  113.47                80