Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 7 1.  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)
 07/02/2018   18:12:50   (  -0.17,-135.24) (  -0.58,-133.47)  201.94                80
 07/04/2018   06:34:27   (   0.15,-135.26) (  -0.47,-138.07)  319.90                80
 07/05/2018   06:11:06   (   0.17,-135.28) (   0.63,-133.07)  251.44                80
 07/06/2018   18:32:35   (  -0.15,-135.34) (   0.34,-137.64)  261.65                80
 07/07/2018   18:09:13   (  -0.17,-135.36) (  -0.76,-132.64)  309.18                80
 07/09/2018   06:30:51   (   0.14,-135.36) (  -0.29,-137.24)  213.97                80
 07/10/2018   06:07:30   (   0.16,-135.38) (   0.88,-132.25)  356.32                80
 07/11/2018   18:28:59   (  -0.13,-135.42) (   0.15,-136.81)  158.32                80
 07/12/2018   18:05:37   (  -0.16,-135.43) (  -0.95,-131.81)  411.32                80
 07/14/2018   06:27:14   (   0.13,-135.41) (  -0.09,-136.41)  113.44                80
 07/15/2018   06:03:54   (   0.16,-135.42) (   1.07,-131.42)  455.93                80