Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2015 5 16.  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)
 05/18/2015   18:31:50   (  -0.09,-135.35) (  -0.11,-135.16)   22.28                80
 05/21/2015   06:27:30   (   0.10,-135.32) (   0.22,-134.76)   63.40                80
 05/22/2015   18:46:21   (  -0.10,-135.28) (   0.78,-139.33)  460.33                80
 05/23/2015   18:28:20   (  -0.11,-135.27) (  -0.31,-134.33)  106.82                80
 05/25/2015   06:47:20   (   0.11,-135.24) (  -0.71,-138.92)  419.18                80
 05/26/2015   06:23:59   (   0.11,-135.22) (   0.38,-133.92)  147.52                80
 05/27/2015   18:42:50   (  -0.11,-135.18) (   0.60,-138.49)  377.01                80
 05/28/2015   18:24:50   (  -0.11,-135.15) (  -0.49,-133.49)  189.69                80
 05/30/2015   06:43:48   (   0.11,-135.13) (  -0.57,-138.08)  336.89                80