Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2016 9 9.  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)
 09/10/2016   06:37:01   (   0.24,-135.42) (  -0.17,-137.32)  216.20                80
 09/11/2016   06:19:01   (   0.23,-135.42) (   0.92,-132.32)  353.98                80
 09/12/2016   18:35:14   (  -0.25,-135.47) (   0.06,-136.89)  161.17                80
 09/13/2016   18:17:15   (  -0.23,-135.48) (  -1.03,-131.89)  408.92                80
 09/15/2016   06:33:35   (   0.26,-135.44) (  -0.00,-136.48)  118.83                80
 09/16/2016   06:15:37   (   0.24,-135.44) (   1.15,-131.49)  450.52                80
 09/17/2016   18:31:49   (  -0.27,-135.47) (  -0.11,-136.05)   66.17                80
 09/20/2016   06:30:11   (   0.27,-135.43) (   0.23,-135.65)   25.22                80
 09/22/2016   18:31:05   (  -0.28,-135.43) (  -0.35,-135.22)   24.98                80