Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2016 4 19.  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)
 04/19/2016   06:16:37   (   0.04,-135.38) (   0.72,-132.30)  350.65                80
 04/20/2016   18:35:30   (  -0.04,-135.41) (   0.31,-136.86)  166.05                80
 04/21/2016   18:17:31   (  -0.04,-135.41) (  -0.83,-131.88)  402.92                80
 04/23/2016   06:36:31   (   0.05,-135.37) (  -0.21,-136.47)  125.06                80
 04/24/2016   06:13:13   (   0.05,-135.37) (   0.94,-131.48)  443.22                80
 04/25/2016   18:32:05   (  -0.05,-135.39) (   0.09,-136.04)   75.08                80
 04/26/2016   18:14:06   (  -0.06,-135.38) (  -0.99,-131.05)  492.90                80
 04/28/2016   06:33:07   (   0.07,-135.33) (   0.02,-135.65)   36.39                80
 04/30/2016   18:31:20   (  -0.07,-135.32) (  -0.08,-135.22)   11.41                80