Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2015 6 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)
 06/23/2015   06:46:53   (   0.10,-134.53) (  -0.85,-138.87)  494.15                80
 06/24/2015   06:23:33   (   0.12,-134.57) (   0.26,-133.87)   79.33                80
 06/25/2015   18:45:03   (  -0.10,-134.59) (   0.73,-138.43)  436.89                80
 06/26/2015   18:21:43   (  -0.11,-134.63) (  -0.39,-133.44)  136.30                80
 06/28/2015   06:43:22   (   0.10,-134.72) (  -0.62,-138.03)  377.08                80
 06/29/2015   06:20:02   (   0.11,-134.75) (   0.49,-133.04)  195.55                80
 06/30/2015   18:41:31   (  -0.09,-134.77) (   0.55,-137.59)  322.08                80
 07/01/2015   18:18:11   (  -0.11,-134.79) (  -0.63,-132.61)  250.05                80
 07/03/2015   06:39:50   (   0.09,-134.87) (  -0.44,-137.19)  264.80                80
 07/04/2015   06:16:30   (   0.11,-134.90) (   0.74,-132.21)  306.87                80
 07/05/2015   18:38:00   (  -0.09,-134.90) (   0.30,-136.76)  212.02                80
 07/06/2015   18:14:39   (  -0.11,-134.92) (  -0.82,-131.77)  359.37                80