Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 7 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)
 07/10/2018   06:07:30   (   0.16,-135.39) (   0.88,-132.25)  358.29                80
 07/11/2018   18:28:59   (  -0.13,-135.44) (   0.15,-136.81)  156.02                80
 07/12/2018   18:05:37   (  -0.15,-135.45) (  -0.96,-131.81)  413.93                80
 07/14/2018   06:27:14   (   0.13,-135.44) (  -0.09,-136.41)  110.13                80
 07/15/2018   06:03:54   (   0.15,-135.45) (   1.07,-131.42)  459.66                80
 07/16/2018   18:25:21   (  -0.12,-135.49) (   0.01,-135.97)   55.35                80
 07/19/2018   06:23:38   (   0.12,-135.49) (   0.10,-135.58)   10.31                80
 07/21/2018   18:19:05   (  -0.11,-135.53) (  -0.19,-135.14)   43.84                80
 07/23/2018   06:40:42   (   0.08,-135.51) (  -0.86,-139.73)  481.65                80