Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2017 12 27.  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)
 12/28/2017   08:43:10   (   0.02, -75.17) (   0.06, -75.26)   10.74                80
 12/29/2017   08:28:59   (   0.02, -75.16) (  -0.59, -72.45)  308.79                80
 12/31/2017   20:50:35   (  -0.02, -75.16) (  -0.61, -77.58)  276.91                80
 01/01/2018   20:41:44   (  -0.02, -75.16) (   0.05, -74.78)   42.58                80
 01/02/2018   20:30:14   (  -0.02, -75.15) (   0.70, -71.98)  362.08                80
 01/05/2018   08:51:31   (   0.02, -75.12) (   0.48, -77.03)  218.50                80
 01/06/2018   08:37:20   (   0.02, -75.12) (  -0.17, -74.22)  101.60                80
 01/07/2018   08:25:50   (   0.01, -75.12) (  -0.82, -71.42)  421.87                80
 01/08/2018   20:58:55   (  -0.02, -75.15) (  -1.02, -79.35)  480.61                80
 01/09/2018   20:47:25   (  -0.02, -75.15) (  -0.35, -76.55)  159.66                80
 01/10/2018   20:38:34   (  -0.02, -75.16) (   0.32, -73.75)  161.48                80