Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2015 7 11.  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)
 07/13/2015   06:32:43   (   0.07,-135.07) (  -0.05,-135.50)   49.69                80
 07/15/2015   18:30:52   (  -0.07,-135.08) (  -0.05,-135.06)    3.13                80
 07/18/2015   06:26:31   (   0.07,-135.14) (   0.19,-134.67)   54.48                80
 07/19/2015   18:47:59   (  -0.04,-135.14) (   0.88,-139.21)  464.57                80
 07/20/2015   18:24:39   (  -0.06,-135.15) (  -0.25,-134.22)  105.45                80
 07/22/2015   06:46:17   (   0.04,-135.18) (  -0.79,-138.81)  413.43                80
 07/23/2015   06:22:56   (   0.06,-135.19) (   0.35,-133.81)  156.48                80
 07/24/2015   18:44:26   (  -0.03,-135.18) (   0.67,-138.37)  363.36                80