Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 3 27.  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)
 03/30/2018   06:20:38   (   0.03,-134.42) (  -0.03,-134.60)   21.42                80
 04/01/2018   18:21:27   (  -0.03,-134.31) (  -0.08,-134.17)   16.49                80
 04/04/2018   06:19:43   (   0.03,-134.16) (   0.12,-133.77)   44.40                80
 04/05/2018   18:35:53   (  -0.04,-134.09) (   0.90,-138.33)  482.94                80
 04/06/2018   18:17:51   (  -0.04,-134.03) (  -0.18,-133.33)   80.07                80
 04/08/2018   06:34:09   (   0.05,-133.92) (  -0.86,-137.92)  456.21                80
 04/09/2018   06:16:09   (   0.05,-133.86) (   0.28,-132.93)  106.44                80
 04/10/2018   18:32:18   (  -0.06,-133.79) (   0.74,-137.50)  422.02                80