Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 7 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 07/18/2018   18:44:07   (  -0.09,-135.51) (   0.58,-138.49)  339.51                80
 07/19/2018   18:20:48   (  -0.12,-135.52) (  -0.59,-133.50)  229.83                80
 07/21/2018   06:42:26   (   0.08,-135.50) (  -0.48,-138.09)  294.87                80
 07/22/2018   06:19:05   (   0.11,-135.50) (   0.62,-133.09)  274.24                80
 07/23/2018   18:40:36   (  -0.07,-135.53) (   0.39,-137.65)  241.39                80
 07/24/2018   18:17:15   (  -0.10,-135.53) (  -0.72,-132.66)  327.21                80
 07/26/2018   06:38:54   (   0.06,-135.51) (  -0.35,-137.24)  198.69                80
 07/27/2018   06:15:34   (   0.09,-135.50) (   0.81,-132.26)  369.63                80
 07/28/2018   18:37:03   (  -0.06,-135.52) (   0.25,-136.81)  146.89                80
 07/29/2018   18:13:44   (  -0.09,-135.52) (  -0.91,-131.82)  421.06                80
 07/31/2018   06:35:22   (   0.05,-135.48) (  -0.16,-136.41)  105.74                80