Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 6 25.  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)
 06/26/2018   18:39:46   (  -0.15,-135.06) (   0.79,-139.29)  481.16                80
 06/27/2018   18:16:26   (  -0.17,-135.10) (  -0.37,-134.30)   91.16                80
 06/29/2018   06:38:03   (   0.15,-135.13) (  -0.67,-138.90)  428.89                80
 06/30/2018   06:14:41   (   0.17,-135.16) (   0.43,-133.90)  143.09                80
 07/01/2018   18:36:11   (  -0.15,-135.22) (   0.55,-138.47)  369.95                80
 07/02/2018   18:12:49   (  -0.18,-135.24) (  -0.55,-133.47)  201.69                80
 07/04/2018   06:34:28   (   0.15,-135.27) (  -0.44,-138.08)  319.21                80
 07/05/2018   06:11:06   (   0.17,-135.29) (   0.66,-133.08)  252.18                80
 07/06/2018   18:32:34   (  -0.15,-135.34) (   0.37,-137.64)  261.62                80
 07/07/2018   18:09:14   (  -0.17,-135.36) (  -0.79,-132.65)  309.31                80
 07/09/2018   06:30:51   (   0.14,-135.37) (  -0.26,-137.24)  212.83                80