Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2018 12 16.  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)
 12/17/2018   14:32:55   (   0.03, -75.16) (   0.29, -76.45)  146.13                80
 12/18/2018   14:14:56   (   0.03, -75.17) (  -0.82, -71.46)  423.85                80
 12/20/2018   02:31:19   (  -0.02, -75.18) (  -0.19, -76.06)   99.46                80
 12/21/2018   02:13:20   (  -0.02, -75.19) (   0.92, -71.06)  470.56                80
 12/22/2018   14:29:32   (   0.02, -75.21) (   0.12, -75.62)   46.68                80
 12/25/2018   02:30:36   (  -0.03, -75.23) (  -0.02, -75.22)    1.73                80
 12/27/2018   14:28:50   (   0.04, -75.27) (  -0.06, -74.78)   55.34                80
 12/29/2018   02:47:52   (  -0.04, -75.29) (  -0.95, -79.38)  466.15                80
 12/30/2018   02:24:34   (  -0.05, -75.31) (   0.17, -74.39)  105.10                80