Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 12 7.  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)
 12/08/2018   09:14:49   (   0.01, -75.18) (  -0.83, -71.55)  414.65                80
 12/09/2018   21:45:01   (  -0.01, -75.19) (  -1.00, -79.42)  482.93                80
 12/10/2018   21:33:26   (  -0.02, -75.20) (  -0.36, -76.59)  159.24                80
 12/11/2018   21:24:31   (  -0.02, -75.20) (   0.34, -73.77)  164.67                80
 12/12/2018   21:12:56   (  -0.03, -75.21) (   0.97, -70.94)  488.63                80
 12/14/2018   09:45:41   (   0.03, -75.23) (   0.86, -78.78)  404.58                80
 12/15/2018   09:34:06   (   0.03, -75.25) (   0.20, -75.95)   80.10                80
 12/16/2018   09:19:50   (   0.03, -75.26) (  -0.46, -73.12)  244.52                80
 12/18/2018   21:43:49   (  -0.04, -75.30) (  -0.72, -78.17)  327.64                80
 12/19/2018   21:32:14   (  -0.04, -75.32) (  -0.02, -75.35)    3.87                80
 12/20/2018   21:17:59   (  -0.04, -75.34) (   0.62, -72.52)  321.96                80