Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 12 6.  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)
 12/07/2018   09:23:44   (   0.00, -75.18) (  -0.17, -74.37)   92.00                80
 12/08/2018   09:12:09   (   0.00, -75.19) (  -0.82, -71.55)  415.46                80
 12/09/2018   21:45:01   (  -0.01, -75.20) (  -1.00, -79.42)  482.07                80
 12/10/2018   21:33:26   (  -0.01, -75.21) (  -0.37, -76.58)  158.33                80
 12/11/2018   21:24:31   (  -0.02, -75.21) (   0.33, -73.77)  165.64                80
 12/12/2018   21:12:56   (  -0.02, -75.23) (   0.97, -70.94)  489.67                80
 12/14/2018   09:45:41   (   0.03, -75.25) (   0.86, -78.78)  403.43                80
 12/15/2018   09:34:05   (   0.03, -75.26) (   0.20, -75.95)   78.90                80
 12/16/2018   09:19:50   (   0.03, -75.28) (  -0.45, -73.12)  245.79                80
 12/18/2018   21:41:09   (  -0.03, -75.32) (  -0.72, -78.17)  326.25                80
 12/19/2018   21:32:14   (  -0.04, -75.33) (  -0.02, -75.35)    2.39                80