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   14:32:54   (   0.02, -75.16) (   0.33, -76.44)  146.75                80
 12/18/2018   14:14:57   (   0.01, -75.17) (  -0.84, -71.46)  423.05                80
 12/20/2018   02:31:18   (  -0.01, -75.17) (  -0.22, -76.05)  100.83                80
 12/21/2018   02:13:20   (  -0.01, -75.18) (   0.89, -71.05)  469.05                80
 12/22/2018   14:29:33   (   0.01, -75.20) (   0.10, -75.62)   48.15                80
 12/25/2018   02:27:56   (  -0.02, -75.21) (  -0.05, -75.22)    2.80                80
 12/27/2018   14:28:51   (   0.04, -75.25) (  -0.08, -74.79)   53.08                80
 12/29/2018   02:47:52   (  -0.04, -75.27) (  -0.98, -79.38)  468.93                80
 12/30/2018   02:24:33   (  -0.04, -75.29) (   0.13, -74.38)  102.17                80