Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2021 12 15.  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)
 12/17/2021   00:35:24   (   0.05, -75.23) (  -0.65, -78.15)  333.39                80
 12/18/2021   00:23:37   (   0.05, -75.25) (   0.05, -75.28)    3.75                80
 12/19/2021   00:09:10   (   0.04, -75.26) (   0.69, -72.40)  326.13                80
 12/21/2021   12:32:34   (  -0.03, -75.32) (   0.42, -77.31)  226.96                80
 12/22/2021   12:18:07   (  -0.03, -75.33) (  -0.27, -74.44)  103.13                80
 12/23/2021   12:06:20   (  -0.03, -75.35) (  -0.89, -71.55)  433.26                80
 12/25/2021   00:41:32   (   0.03, -75.36) (  -0.93, -79.34)  455.44                80
 12/26/2021   00:29:46   (   0.02, -75.38) (  -0.23, -76.47)  124.78                80
 12/27/2021   00:15:18   (   0.02, -75.40) (   0.41, -73.59)  206.04                80