Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2018 10 20.  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   14:32:11   (   0.00, -75.20) (   0.29, -76.45)  142.11                80
 10/21/2018   14:14:11   (   0.00, -75.21) (  -0.83, -71.46)  427.74                80
 10/23/2018   02:33:11   (  -0.00, -75.22) (  -0.20, -76.05)   94.60                80
 10/24/2018   02:09:51   (  -0.00, -75.23) (   0.93, -71.05)  475.44                80
 10/25/2018   14:28:44   (   0.00, -75.24) (   0.06, -75.62)   42.96                80
 10/28/2018   02:27:03   (   0.01, -75.26) (   0.04, -75.22)    5.91                80
 10/30/2018   14:27:55   (  -0.01, -75.29) (  -0.12, -74.78)   57.33                80
 11/01/2018   02:46:55   (   0.01, -75.30) (  -0.90, -79.37)  463.91                80
 11/02/2018   02:23:35   (   0.01, -75.32) (   0.22, -74.38)  106.78                80