Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2015 9 14.  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)
 09/15/2015   18:45:10   (  -0.29,-135.30) (   0.63,-139.41)  468.19                80
 09/16/2015   18:27:10   (  -0.28,-135.30) (  -0.45,-134.40)  101.74                80
 09/18/2015   06:43:29   (   0.30,-135.25) (  -0.57,-139.00)  428.89                80
 09/19/2015   06:25:29   (   0.28,-135.24) (   0.57,-134.02)  140.45                80
 09/20/2015   18:41:41   (  -0.30,-135.30) (   0.43,-138.58)  374.02                80
 09/21/2015   18:23:40   (  -0.29,-135.30) (  -0.66,-133.58)  194.90                80
 09/23/2015   06:40:00   (   0.30,-135.23) (  -0.36,-138.18)  336.97                80
 09/24/2015   06:21:59   (   0.29,-135.22) (   0.73,-133.18)  231.37                80
 09/25/2015   18:38:10   (  -0.31,-135.26) (   0.27,-137.75)  284.49                80
 09/26/2015   18:20:10   (  -0.30,-135.25) (  -0.82,-132.75)  283.64                80
 09/28/2015   06:36:29   (   0.31,-135.17) (  -0.19,-137.35)  249.11                80