Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2016 8 20.  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)
 08/22/2016   06:30:06   (   0.15,-135.00) (   0.01,-135.62)   70.73                80
 08/24/2016   18:28:18   (  -0.16,-135.14) (  -0.14,-135.19)    6.83                80
 08/27/2016   06:29:18   (   0.17,-135.16) (   0.26,-134.80)   41.39                80
 08/28/2016   18:45:30   (  -0.20,-135.25) (   0.69,-139.37)  469.65                80
 08/29/2016   18:27:30   (  -0.18,-135.27) (  -0.39,-134.37)  103.13                80
 08/31/2016   06:43:49   (   0.21,-135.27) (  -0.62,-138.97)  421.47                80
 09/01/2016   06:25:48   (   0.19,-135.29) (   0.47,-133.96)  150.78                80
 09/02/2016   18:42:01   (  -0.22,-135.37) (   0.49,-138.54)  361.10                80
 09/03/2016   18:24:00   (  -0.21,-135.40) (  -0.59,-133.54)  211.34                80