Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2018 10 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 10/20/2018   14:32:12   (  -0.02, -75.25) (   0.24, -76.46)  137.84                80
 10/21/2018   14:14:12   (  -0.02, -75.26) (  -0.88, -71.47)  432.81                80
 10/23/2018   02:33:12   (   0.02, -75.28) (  -0.15, -76.06)   87.93                80
 10/24/2018   02:09:52   (   0.02, -75.30) (   0.97, -71.06)  482.91                80
 10/25/2018   14:31:23   (  -0.01, -75.32) (   0.07, -75.62)   34.43                80
 10/28/2018   02:27:03   (   0.01, -75.37) (   0.02, -75.22)   16.71                80
 10/30/2018   14:27:56   (  -0.00, -75.41) (  -0.16, -74.79)   70.63                80
 11/01/2018   02:46:55   (   0.00, -75.44) (  -0.86, -79.38)  448.99                80
 11/02/2018   02:23:36   (   0.00, -75.46) (   0.26, -74.39)  122.55                80