Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2016 12 6.  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)
 12/06/2016   06:39:38   (   0.16,-135.37) (  -0.24,-137.17)  205.57                80
 12/07/2016   06:16:18   (   0.16,-135.36) (   0.89,-132.18)  362.58                80
 12/08/2016   18:37:49   (  -0.15,-135.33) (   0.16,-136.73)  158.95                80
 12/09/2016   18:14:29   (  -0.16,-135.32) (  -0.97,-131.74)  409.13                80
 12/11/2016   06:36:08   (   0.14,-135.31) (  -0.06,-136.32)  114.93                80
 12/12/2016   06:12:48   (   0.15,-135.29) (   1.02,-131.32)  452.37                80
 12/13/2016   18:34:18   (  -0.14,-135.25) (   0.03,-135.87)   70.88                80
 12/14/2016   18:11:18   (  -0.14,-135.23) (  -1.12,-130.88)  496.45                61
 12/16/2016   06:32:37   (   0.13,-135.22) (   0.05,-135.46)   28.36                80
 12/18/2016   18:28:08   (  -0.12,-135.14) (  -0.16,-135.02)   14.47                80