Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2024 4 22.  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)
 04/22/2024   18:22:29   (   0.02, -75.21) (   0.22, -74.31)  103.12                80
 04/24/2024   06:44:16   (  -0.01, -75.22) (   0.97, -79.57)  495.90                80
 04/25/2024   06:22:52   (  -0.02, -75.22) (  -0.08, -75.04)   21.39                80
 04/27/2024   18:26:02   (   0.01, -75.23) (  -0.13, -75.79)   64.18                80
 04/28/2024   18:09:57   (   0.01, -75.24) (   0.93, -71.27)  453.39                80
 04/30/2024   06:31:43   (  -0.01, -75.25) (   0.29, -76.52)  145.00                80
 05/01/2024   06:10:18   (  -0.00, -75.26) (  -0.72, -71.99)  372.79                80
 05/02/2024   18:32:13   (   0.00, -75.27) (  -0.44, -77.28)  229.07                80
 05/03/2024   18:16:08   (   0.00, -75.29) (   0.58, -72.75)  289.37                80
 05/05/2024   06:37:54   (  -0.00, -75.31) (   0.61, -78.01)  307.41                80