Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2016 6 9.  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)
 06/10/2016   06:43:31   (   0.12,-135.24) (  -0.52,-138.18)  334.06                80
 06/11/2016   06:20:12   (   0.13,-135.27) (   0.59,-133.18)  237.77                80
 06/12/2016   18:41:43   (  -0.13,-135.30) (   0.43,-137.74)  278.56                80
 06/13/2016   18:18:23   (  -0.14,-135.33) (  -0.68,-132.75)  293.27                80
 06/15/2016   06:40:05   (   0.12,-135.38) (  -0.29,-137.35)  224.73                80
 06/16/2016   06:16:45   (   0.13,-135.40) (   0.82,-132.36)  346.54                80
 06/17/2016   18:38:17   (  -0.12,-135.42) (   0.19,-136.92)  170.90                80
 06/18/2016   18:14:57   (  -0.13,-135.44) (  -0.93,-131.93)  400.08                80
 06/20/2016   06:36:37   (   0.12,-135.48) (  -0.11,-136.52)  119.08                80
 06/21/2016   06:13:18   (   0.14,-135.49) (   1.01,-131.53)  451.19                80
 06/22/2016   18:34:49   (  -0.12,-135.49) (  -0.00,-136.09)   67.73                80