Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 12 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 12/12/2018   21:10:15   (  -0.02, -75.13) (   0.96, -70.93)  479.92                80
 12/14/2018   09:45:41   (   0.03, -75.14) (   0.87, -78.77)  414.76                80
 12/15/2018   09:34:05   (   0.02, -75.14) (   0.21, -75.94)   91.49                80
 12/16/2018   09:19:50   (   0.02, -75.15) (  -0.45, -73.12)  231.92                80
 12/18/2018   21:43:49   (  -0.03, -75.16) (  -0.72, -78.17)  343.19                80
 12/19/2018   21:32:13   (  -0.03, -75.17) (  -0.08, -75.34)   19.58                80
 12/20/2018   21:17:58   (  -0.03, -75.17) (   0.57, -72.51)  304.11                80
 12/23/2018   09:41:45   (   0.04, -75.20) (   0.58, -77.51)  264.63                80
 12/24/2018   09:27:30   (   0.04, -75.20) (  -0.08, -74.69)   59.29                80
 12/25/2018   09:15:55   (   0.04, -75.21) (  -0.75, -71.86)  383.32                80