Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 2 18.  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)
 02/19/2025   18:39:34   (   0.05, -75.20) (  -0.72, -78.78)  407.68                80
 02/20/2025   18:23:30   (   0.05, -75.20) (   0.27, -74.25)  108.65                80
 02/22/2025   06:45:18   (  -0.04, -75.20) (   0.90, -79.52)  492.30                80
 02/23/2025   06:23:54   (  -0.04, -75.20) (  -0.09, -74.99)   23.93                80
 02/25/2025   18:27:06   (   0.03, -75.21) (  -0.11, -75.77)   63.58                80
 02/26/2025   18:11:02   (   0.02, -75.22) (   0.89, -71.24)  453.55                80
 02/28/2025   06:32:50   (  -0.01, -75.23) (   0.25, -76.52)  145.76                80
 03/01/2025   06:11:26   (  -0.01, -75.24) (  -0.76, -71.98)  371.31                80
 03/02/2025   18:33:23   (   0.01, -75.26) (  -0.43, -77.30)  231.99                80
 03/03/2025   18:17:19   (   0.02, -75.27) (   0.59, -72.77)  285.61                80