Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2021 1 14.  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)
 01/14/2021   23:25:32   (  -0.01, -75.17) (   0.27, -73.94)  140.87                80
 01/15/2021   23:13:50   (  -0.01, -75.18) (   0.95, -71.08)  468.19                80
 01/17/2021   11:46:25   (   0.01, -75.22) (   0.86, -78.88)  417.74                80
 01/18/2021   11:34:41   (   0.01, -75.23) (   0.22, -76.01)   89.83                80
 01/19/2021   11:20:19   (   0.01, -75.24) (  -0.48, -73.16)  238.31                80
 01/21/2021   23:41:18   (  -0.01, -75.25) (  -0.65, -78.12)  326.85                80
 01/22/2021   23:29:34   (  -0.00, -75.27) (  -0.02, -75.25)    3.05                80
 01/23/2021   23:20:32   (  -0.00, -75.28) (   0.66, -72.39)  329.82                80
 01/26/2021   11:41:23   (   0.00, -75.35) (   0.44, -77.33)  225.08                80
 01/27/2021   11:26:59   (  -0.00, -75.37) (  -0.21, -74.46)  103.66                80