Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2018 12 17.  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)
 12/18/2018   14:14:56   (   0.02, -75.17) (  -0.81, -71.45)  423.47                80
 12/20/2018   02:33:58   (  -0.02, -75.17) (  -0.20, -76.05)  100.44                80
 12/21/2018   02:13:20   (  -0.02, -75.18) (   0.91, -71.06)  469.45                80
 12/22/2018   14:29:32   (   0.02, -75.20) (   0.13, -75.61)   47.56                80
 12/25/2018   02:30:36   (  -0.03, -75.21) (  -0.03, -75.22)    0.84                80
 12/27/2018   14:28:50   (   0.04, -75.26) (  -0.05, -74.78)   53.89                80
 12/29/2018   02:47:52   (  -0.04, -75.27) (  -0.96, -79.38)  468.20                80
 12/30/2018   02:24:34   (  -0.05, -75.29) (   0.15, -74.39)  102.91                80
 12/31/2018   14:43:27   (   0.04, -75.33) (   0.83, -78.96)  412.23                80