Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2016 6 14.  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)
 06/15/2016   06:40:04   (   0.12,-135.36) (  -0.35,-137.34)  225.92                80
 06/16/2016   06:16:45   (   0.13,-135.38) (   0.82,-132.36)  345.06                80
 06/17/2016   18:38:16   (  -0.12,-135.40) (   0.25,-136.91)  172.09                80
 06/18/2016   18:14:57   (  -0.13,-135.42) (  -0.93,-131.93)  398.65                80
 06/20/2016   06:36:37   (   0.12,-135.45) (  -0.11,-136.52)  121.66                80
 06/21/2016   06:13:18   (   0.13,-135.46) (   1.00,-131.53)  448.30                80
 06/22/2016   18:34:49   (  -0.12,-135.47) (   0.00,-136.09)   70.36                80
 06/23/2016   18:11:30   (  -0.14,-135.48) (  -1.12,-131.09)  499.40                80
 06/25/2016   06:33:10   (   0.12,-135.50) (   0.08,-135.69)   21.94                80
 06/27/2016   18:28:42   (  -0.13,-135.49) (  -0.19,-135.26)   27.46                80