Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2018 12 18.  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)
 12/20/2018   02:31:18   (  -0.02, -75.17) (  -0.23, -76.05)  100.39                80
 12/21/2018   02:13:19   (  -0.02, -75.18) (   0.88, -71.05)  469.58                80
 12/22/2018   14:29:33   (   0.02, -75.20) (   0.10, -75.62)   47.14                80
 12/25/2018   02:27:56   (  -0.03, -75.22) (  -0.06, -75.21)    2.69                80
 12/27/2018   14:28:50   (   0.04, -75.26) (  -0.08, -74.79)   54.57                80
 12/29/2018   02:47:52   (  -0.04, -75.28) (  -0.99, -79.38)  467.61                80
 12/30/2018   02:24:33   (  -0.05, -75.30) (   0.13, -74.38)  103.63                80
 12/31/2018   14:43:27   (   0.05, -75.34) (   0.85, -78.95)  411.29                80
 01/01/2019   14:25:28   (   0.05, -75.36) (  -0.26, -73.96)  160.29                80