Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2015 7 22.  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)
 07/23/2015   06:23:07   (   0.05,-135.14) (   0.34,-133.85)  146.42                80
 07/24/2015   18:44:38   (  -0.02,-135.12) (   0.68,-138.42)  375.23                80
 07/25/2015   18:21:19   (  -0.04,-135.12) (  -0.43,-133.42)  192.83                80
 07/27/2015   06:42:59   (   0.01,-135.13) (  -0.61,-138.02)  329.35                80
 07/28/2015   06:19:39   (   0.04,-135.12) (   0.51,-133.03)  238.38                80
 07/29/2015   18:41:10   (  -0.01,-135.09) (   0.57,-137.58)  284.62                80
 07/30/2015   18:17:51   (  -0.03,-135.08) (  -0.60,-132.60)  282.42                80
 08/01/2015   06:39:31   (   0.00,-135.08) (  -0.48,-137.19)  241.23                80
 08/02/2015   06:16:12   (   0.03,-135.06) (   0.69,-132.21)  325.68                80
 08/03/2015   18:37:42   (   0.00,-135.02) (   0.39,-136.76)  198.23                80
 08/04/2015   18:14:23   (  -0.02,-135.00) (  -0.73,-131.77)  368.15                80