Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 12 12.  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)
 12/14/2018   09:45:40   (   0.03, -75.14) (   0.90, -78.77)  414.77                80
 12/15/2018   09:34:05   (   0.02, -75.14) (   0.24, -75.94)   91.54                80
 12/16/2018   09:19:49   (   0.02, -75.15) (  -0.43, -73.11)  231.94                80
 12/18/2018   21:43:48   (  -0.03, -75.16) (  -0.75, -78.16)  343.21                80
 12/19/2018   21:32:14   (  -0.03, -75.17) (  -0.05, -75.34)   19.74                80
 12/20/2018   21:17:58   (  -0.03, -75.17) (   0.60, -72.51)  304.09                80
 12/23/2018   09:41:46   (   0.04, -75.20) (   0.55, -77.52)  264.66                80
 12/24/2018   09:27:30   (   0.04, -75.20) (  -0.05, -74.68)   59.34                80
 12/25/2018   09:15:54   (   0.04, -75.21) (  -0.72, -71.85)  383.30                80