Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 8 8.  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)
 08/09/2018   18:27:57   (  -0.00,-135.32) (   0.30,-136.78)  165.39                80
 08/10/2018   18:04:36   (  -0.03,-135.30) (  -0.81,-131.78)  400.41                80
 08/12/2018   06:26:12   (  -0.01,-135.21) (  -0.29,-136.36)  131.72                80
 08/13/2018   06:02:51   (   0.03,-135.19) (   0.88,-131.38)  434.09                80
 08/14/2018   18:24:19   (   0.02,-135.19) (   0.19,-135.93)   84.02                80
 08/15/2018   18:00:58   (  -0.02,-135.17) (  -0.98,-130.94)  481.50                80
 08/17/2018   06:22:35   (  -0.03,-135.08) (  -0.11,-135.53)   51.15                80
 08/19/2018   18:20:40   (   0.05,-135.04) (   0.08,-135.08)    5.55                80
 08/22/2018   06:16:16   (  -0.06,-134.91) (   0.01,-134.68)   26.55                80