Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2013 12 23.  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)
 12/24/2013   06:43:07   (   0.09,-134.95) (  -0.60,-138.03)  350.30                80
 12/25/2013   06:19:48   (   0.10,-134.91) (   0.51,-133.03)  214.20                80
 12/26/2013   18:41:19   (  -0.08,-134.82) (   0.54,-137.59)  315.10                80
 12/27/2013   18:18:00   (  -0.10,-134.78) (  -0.57,-132.59)  249.08                80
 12/29/2013   06:39:39   (   0.08,-134.74) (  -0.48,-137.18)  278.52                80
 12/30/2013   06:16:20   (   0.09,-134.69) (   0.64,-132.19)  284.95                80
 12/31/2013   18:37:51   (  -0.07,-134.59) (   0.41,-136.75)  246.08                80
 01/01/2014   18:14:32   (  -0.08,-134.53) (  -0.71,-131.75)  317.19                80
 01/03/2014   06:36:11   (   0.06,-134.48) (  -0.33,-136.34)  211.48                80
 01/04/2014   06:12:50   (   0.07,-134.43) (   0.73,-131.34)  351.50                80
 01/05/2014   18:34:22   (  -0.04,-134.31) (   0.31,-135.90)  180.31                80