Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2013 12 10.  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)
 12/12/2013   18:28:22   (  -0.16,-135.27) (  -0.17,-135.11)   18.08                80
 12/15/2013   06:26:44   (   0.15,-135.25) (   0.30,-134.72)   61.44                80
 12/16/2013   18:48:15   (  -0.13,-135.18) (   0.78,-139.27)  466.12                80
 12/17/2013   18:24:56   (  -0.14,-135.16) (  -0.32,-134.27)   99.98                80
 12/19/2013   06:46:36   (   0.12,-135.15) (  -0.70,-138.87)  423.45                80
 12/20/2013   06:23:17   (   0.13,-135.13) (   0.41,-133.88)  142.24                80
 12/21/2013   18:44:48   (  -0.10,-135.04) (   0.66,-138.43)  386.19                80
 12/22/2013   18:21:28   (  -0.12,-135.02) (  -0.44,-133.44)  179.42                80
 12/24/2013   06:43:09   (   0.09,-135.01) (  -0.56,-138.04)  344.70                80