Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 2 16.  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)
 02/17/2025   06:39:00   (  -0.03, -75.21) (   0.59, -77.99)  316.99                80
 02/18/2025   06:17:35   (  -0.03, -75.21) (  -0.40, -73.45)  199.68                80
 02/19/2025   18:39:34   (   0.03, -75.22) (  -0.76, -78.77)  404.38                80
 02/20/2025   18:23:29   (   0.03, -75.23) (   0.23, -74.24)  112.75                80
 02/22/2025   06:45:18   (  -0.02, -75.25) (   0.94, -79.52)  486.10                80
 02/23/2025   06:23:53   (   0.00, -75.26) (  -0.06, -74.98)   31.30                80
 02/25/2025   18:27:07   (  -0.01, -75.28) (  -0.09, -75.77)   55.22                80
 02/26/2025   18:11:02   (  -0.00, -75.30) (   0.91, -71.24)  462.55                80
 02/28/2025   06:32:50   (   0.00, -75.33) (   0.29, -76.51)  135.03                80
 03/01/2025   06:11:26   (   0.00, -75.34) (  -0.77, -71.99)  382.89                80
 03/02/2025   18:33:24   (  -0.00, -75.37) (  -0.41, -77.30)  219.91                80