Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2022 11 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NOAA-21 Lat/Lon    Distance(km)  Time Diff(sec)
 11/29/2022   18:37:00   (   0.00, -75.19) (  -0.67, -78.15)  338.02                80
 11/30/2022   18:16:29   (  -0.00, -75.19) (   0.62, -72.55)  301.83                80
 12/02/2022   06:28:45   (  -0.00, -75.19) (   0.22, -76.15)  109.40                80
 12/04/2022   18:23:19   (   0.00, -75.21) (   0.26, -74.19)  117.04                80
 12/06/2022   06:35:33   (  -0.00, -75.22) (   0.58, -77.78)  292.22                80
 12/07/2022   06:15:01   (   0.01, -75.22) (  -0.70, -72.17)  348.94                80
 12/08/2022   18:27:28   (  -0.01, -75.24) (  -0.12, -75.82)   65.55                80
 12/10/2022   06:45:01   (   0.00, -75.26) (   0.90, -79.41)  473.18                80
 12/11/2022   06:19:08   (   0.01, -75.27) (  -0.33, -73.79)  168.41                80
 12/12/2022   18:34:16   (  -0.01, -75.29) (  -0.51, -77.44)  245.99                80