Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 8 7.  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)
 08/08/2018   06:06:29   (   0.04,-135.31) (   0.70,-132.21)  352.32                80
 08/09/2018   18:27:57   (  -0.00,-135.32) (   0.32,-136.77)  165.37                80
 08/10/2018   18:04:35   (  -0.03,-135.30) (  -0.79,-131.78)  400.40                80
 08/12/2018   06:26:13   (  -0.01,-135.21) (  -0.24,-136.37)  131.85                80
 08/13/2018   06:02:51   (   0.03,-135.19) (   0.87,-131.38)  433.92                80
 08/14/2018   18:24:18   (   0.02,-135.19) (   0.21,-135.92)   84.21                80
 08/15/2018   18:00:58   (  -0.02,-135.16) (  -0.96,-130.94)  481.33                80
 08/17/2018   06:22:34   (  -0.03,-135.07) (  -0.13,-135.52)   51.40                80
 08/19/2018   18:18:01   (   0.04,-135.04) (   0.04,-135.09)    5.18                80