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)
 09/14/2015   06:28:59   (   0.27,-135.23) (   0.39,-134.84)   45.04                80
 09/15/2015   18:45:10   (  -0.29,-135.30) (   0.61,-139.41)  468.08                80
 09/16/2015   18:27:10   (  -0.28,-135.30) (  -0.47,-134.41)  101.83                80
 09/18/2015   06:43:29   (   0.30,-135.25) (  -0.55,-139.01)  428.76                80
 09/19/2015   06:25:29   (   0.28,-135.25) (   0.53,-134.01)  140.61                80
 09/20/2015   18:41:41   (  -0.30,-135.30) (   0.41,-138.59)  373.82                80
 09/21/2015   18:23:41   (  -0.29,-135.30) (  -0.68,-133.59)  195.12                80
 09/23/2015   06:40:00   (   0.30,-135.23) (  -0.34,-138.19)  336.76                80
 09/24/2015   06:21:59   (   0.29,-135.22) (   0.75,-133.19)  231.60                80
 09/25/2015   18:38:11   (  -0.31,-135.26) (   0.25,-137.75)  284.18                80
 09/26/2015   18:20:10   (  -0.30,-135.25) (  -0.84,-132.76)  283.94                80