Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 3 23.  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)
 03/25/2018   06:24:13   (   0.02,-134.66) (  -0.13,-135.45)   88.56                80
 03/26/2018   06:06:11   (   0.02,-134.62) (   0.94,-130.44)  475.61                80
 03/27/2018   18:22:21   (  -0.02,-134.56) (   0.07,-135.01)   50.85                80
 03/30/2018   06:20:38   (   0.02,-134.42) (  -0.04,-134.60)   20.83                80
 04/01/2018   18:21:26   (  -0.02,-134.31) (  -0.08,-134.17)   16.50                80
 04/04/2018   06:19:43   (   0.03,-134.16) (   0.11,-133.76)   45.32                80
 04/05/2018   18:35:52   (  -0.04,-134.09) (   0.90,-138.33)  482.66                80
 04/06/2018   18:17:51   (  -0.04,-134.03) (  -0.17,-133.32)   80.40                80