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) (  -0.37,-138.06)  319.91                80
 10/17/2017   06:17:40   (   0.27,-135.23) (   0.74,-133.06)  247.05                80
 10/18/2017   18:36:30   (  -0.27,-135.25) (   0.26,-137.63)  270.97                80
 10/19/2017   18:18:30   (  -0.27,-135.23) (  -0.85,-132.63)  296.48                80
 10/21/2017   06:37:28   (   0.27,-135.15) (  -0.20,-137.22)  235.62                80
 10/22/2017   06:14:08   (   0.27,-135.13) (   0.92,-132.22)  330.74                80
 10/23/2017   18:32:58   (  -0.27,-135.13) (   0.08,-136.79)  188.92                80
 10/24/2017   18:14:56   (  -0.26,-135.10) (  -0.98,-131.78)  377.82                80
 10/26/2017   06:33:56   (   0.26,-135.02) (  -0.01,-136.38)  154.68                80
 10/27/2017   06:10:34   (   0.26,-134.99) (   1.05,-131.38)  410.91                80
 10/28/2017   18:29:24   (  -0.26,-134.97) (  -0.06,-135.94)  110.57                80
 10/29/2017   18:11:24   (  -0.25,-134.94) (  -1.17,-130.95)  455.42                80