Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-20
TLE Epoch: 2021 11 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NOAA-20 Lat/Lon    Distance(km)  Time Diff(sec)
 11/18/2021   18:10:20   (  -0.03, -75.19) (   0.85, -71.26)  448.62                80
 11/20/2021   06:32:07   (   0.03, -75.19) (   0.30, -76.53)  151.68                80
 11/21/2021   06:10:41   (   0.03, -75.19) (  -0.71, -71.99)  365.29                80
 11/22/2021   18:32:37   (  -0.03, -75.20) (  -0.46, -77.29)  237.77                80
 11/23/2021   18:16:31   (  -0.03, -75.20) (   0.54, -72.76)  279.54                80
 11/25/2021   06:38:18   (   0.02, -75.21) (   0.66, -78.01)  319.90                80
 11/26/2021   06:16:52   (   0.02, -75.22) (  -0.35, -73.48)  197.54                80
 11/27/2021   18:38:47   (  -0.01, -75.23) (  -0.82, -78.78)  404.78                80
 11/28/2021   18:22:42   (  -0.01, -75.24) (   0.19, -74.24)  113.22                80
 11/30/2021   06:44:29   (   0.01, -75.26) (   0.95, -79.52)  484.78                80
 12/01/2021   06:23:04   (   0.01, -75.27) (  -0.06, -74.98)   33.35                80