Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2017 12 2.  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)
 12/02/2017   21:24:59   (   0.00, -86.71) (   0.00, -86.85)   15.92                 0
 12/03/2017   21:14:44   (  -0.00, -85.37) (   0.32, -83.98)  158.92                80
 12/04/2017   21:03:08   (  -0.00, -84.03) (   0.65, -81.10)  333.59                80
 12/08/2017   09:10:01   (   0.02, -79.28) (   0.93, -83.12)  439.40                80
 12/09/2017   08:58:26   (   0.02, -77.95) (   0.53, -80.26)  264.00                80
 12/10/2017   08:46:51   (   0.02, -76.61) (   0.19, -77.39)   88.38                80
 12/11/2017   08:37:55   (   0.02, -75.28) (  -0.15, -74.52)   87.18                80
 12/12/2017   08:26:20   (   0.02, -73.95) (  -0.49, -71.64)  263.18                80
 12/13/2017   08:14:44   (   0.02, -72.62) (  -0.84, -68.77)  439.34                80