Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2013 5 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)
 05/23/2013   18:30:48   (  -0.10,-135.35) (  -0.14,-135.16)   21.86                80
 05/26/2013   06:26:29   (   0.11,-135.27) (   0.24,-134.76)   59.29                80
 05/27/2013   18:47:59   (  -0.10,-135.27) (   0.82,-139.30)  460.65                80
 05/28/2013   18:27:20   (  -0.11,-135.24) (  -0.30,-134.31)  106.07                80
 05/30/2013   06:46:20   (   0.11,-135.18) (  -0.71,-138.90)  424.00                80
 05/31/2013   06:23:00   (   0.12,-135.15) (   0.41,-133.91)  142.37                80
 06/01/2013   18:44:31   (  -0.11,-135.14) (   0.64,-138.46)  378.01                80
 06/02/2013   18:21:11   (  -0.12,-135.11) (  -0.50,-133.46)  188.49                80
 06/04/2013   06:42:51   (   0.10,-135.05) (  -0.57,-138.04)  341.78                80