Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2024 4 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)
 04/24/2024   06:44:16   (  -0.01, -75.20) (   0.99, -79.56)  497.40                80
 04/25/2024   06:22:51   (  -0.02, -75.20) (  -0.05, -75.03)   19.11                80
 04/27/2024   18:26:02   (   0.01, -75.20) (  -0.10, -75.80)   68.28                80
 04/28/2024   18:09:57   (   0.01, -75.20) (   0.90, -71.26)  448.61                80
 04/30/2024   06:31:44   (  -0.01, -75.20) (   0.27, -76.53)  150.74                80
 05/01/2024   06:10:19   (  -0.00, -75.20) (  -0.73, -71.99)  366.36                80
 05/02/2024   18:32:14   (   0.00, -75.20) (  -0.43, -77.29)  236.74                80
 05/03/2024   18:16:09   (   0.00, -75.21) (   0.58, -72.75)  281.01                80
 05/05/2024   06:37:55   (  -0.00, -75.23) (   0.62, -78.01)  316.77                80
 05/06/2024   06:16:29   (  -0.00, -75.24) (  -0.39, -73.47)  201.25                80