Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2018 12 19.  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   02:33:58   (   0.01, -75.19) (  -0.21, -76.05)   98.76                80
 12/21/2018   02:10:40   (   0.01, -75.20) (   0.91, -71.06)  471.37                80
 12/22/2018   14:29:33   (  -0.00, -75.23) (   0.08, -75.63)   44.71                80
 12/25/2018   02:27:56   (  -0.00, -75.25) (  -0.03, -75.22)    3.93                80
 12/27/2018   14:28:51   (   0.01, -75.30) (  -0.11, -74.79)   57.51                80
 12/29/2018   02:47:53   (  -0.01, -75.31) (  -0.90, -79.40)  464.83                80
 12/30/2018   02:27:15   (  -0.01, -75.33) (   0.21, -74.40)  106.53                80
 12/31/2018   14:43:27   (   0.01, -75.38) (   0.82, -78.96)  407.88                80
 01/01/2019   14:25:28   (   0.01, -75.41) (  -0.29, -73.96)  163.91                80