Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2016 6 17.  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)
 06/17/2016   18:38:16   (  -0.12,-135.41) (   0.23,-136.91)  171.69                80
 06/18/2016   18:14:56   (  -0.13,-135.42) (  -0.88,-131.92)  399.03                80
 06/20/2016   06:36:38   (   0.12,-135.45) (  -0.10,-136.52)  121.87                80
 06/21/2016   06:13:18   (   0.13,-135.46) (   1.02,-131.53)  448.11                80
 06/22/2016   18:34:48   (  -0.12,-135.47) (   0.04,-136.08)   70.05                80
 06/23/2016   18:11:30   (  -0.14,-135.48) (  -1.14,-131.10)  499.75                80
 06/25/2016   06:33:10   (   0.12,-135.49) (   0.10,-135.69)   22.22                80
 06/27/2016   18:28:41   (  -0.12,-135.50) (  -0.16,-135.25)   27.82                80
 06/29/2016   06:50:21   (   0.10,-135.51) (  -0.88,-139.84)  494.56                80
 06/30/2016   06:27:02   (   0.12,-135.50) (   0.25,-134.85)   74.01                80