Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 3 23.  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)
 03/24/2025   18:23:28   (   0.06, -75.50) (   0.35, -74.29)  138.06                80
 03/26/2025   06:45:13   (  -0.05, -75.54) (   0.87, -79.55)  457.32                80
 03/27/2025   06:23:48   (  -0.05, -75.56) (  -0.15, -75.01)   62.06                80
 03/29/2025   18:26:58   (   0.05, -75.63) (   0.00, -75.78)   18.11                80
 04/01/2025   06:32:39   (  -0.05, -75.71) (   0.10, -76.52)   92.20                80
 04/02/2025   06:11:12   (  -0.05, -75.74) (  -0.88, -71.98)  427.70                80
 04/03/2025   18:33:06   (   0.05, -75.78) (  -0.32, -77.28)  171.65                80
 04/04/2025   18:17:01   (   0.05, -75.81) (   0.73, -72.75)  349.02                80
 04/06/2025   06:38:46   (  -0.04, -75.87) (   0.45, -78.01)  243.55                80