Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 3 25.  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)
 03/26/2018   06:06:11   (   0.02,-134.62) (   0.93,-130.44)  475.41                80
 03/27/2018   18:22:20   (  -0.02,-134.56) (   0.08,-135.00)   50.75                80
 03/30/2018   06:20:38   (   0.02,-134.42) (   0.00,-134.61)   20.95                80
 04/01/2018   18:21:26   (  -0.03,-134.31) (  -0.06,-134.17)   16.44                80
 04/04/2018   06:19:43   (   0.03,-134.16) (   0.10,-133.76)   45.23                80
 04/05/2018   18:35:52   (  -0.04,-134.09) (   0.92,-138.32)  482.53                80
 04/06/2018   18:17:52   (  -0.04,-134.04) (  -0.22,-133.33)   80.53                80
 04/08/2018   06:34:10   (   0.05,-133.93) (  -0.82,-137.93)  455.21                80