Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2013 10 21.  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)
 10/22/2013   06:46:58   (   0.35,-134.57) (  -0.61,-138.94)  497.58                80
 10/23/2013   06:23:39   (   0.35,-134.52) (   0.50,-133.94)   65.86                80
 10/24/2013   18:42:29   (  -0.35,-134.44) (   0.57,-138.49)  461.45                80
 10/25/2013   18:24:30   (  -0.35,-134.39) (  -0.54,-133.49)  102.30                80
 10/27/2013   06:43:30   (   0.34,-134.31) (  -0.51,-138.09)  430.47                80
 10/28/2013   06:20:10   (   0.34,-134.25) (   0.61,-133.09)  132.35                80
 10/29/2013   18:39:01   (  -0.33,-134.16) (   0.46,-137.64)  396.39                80
 10/30/2013   18:21:01   (  -0.34,-134.11) (  -0.66,-132.65)  166.71                80
 11/01/2013   06:40:02   (   0.33,-134.02) (  -0.37,-137.24)  366.38                80
 11/02/2013   06:16:41   (   0.33,-133.96) (   0.69,-132.23)  195.64                80
 11/03/2013   18:35:32   (  -0.32,-133.85) (   0.31,-136.80)  335.07                80