Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2024 4 27.  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)
 04/28/2024   18:09:57   (   0.03, -75.21) (   0.92, -71.27)  449.91                80
 04/30/2024   06:31:43   (  -0.02, -75.21) (   0.30, -76.52)  149.54                80
 05/01/2024   06:10:19   (  -0.02, -75.22) (  -0.76, -71.99)  367.78                80
 05/02/2024   18:32:13   (   0.01, -75.23) (  -0.48, -77.28)  234.35                80
 05/03/2024   18:16:09   (   0.01, -75.24) (   0.59, -72.75)  283.63                80
 05/05/2024   06:37:55   (  -0.01, -75.25) (   0.61, -78.01)  314.20                80
 05/06/2024   06:16:30   (  -0.01, -75.26) (  -0.40, -73.47)  203.97                80
 05/07/2024   18:38:25   (   0.01, -75.28) (  -0.75, -78.77)  397.21                80
 05/08/2024   18:22:19   (   0.01, -75.30) (   0.28, -74.24)  121.40                80
 05/10/2024   06:44:06   (  -0.01, -75.32) (   0.91, -79.50)  475.46                80
 05/11/2024   06:22:40   (  -0.01, -75.34) (  -0.12, -74.96)   43.41                80