Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2024 4 21.  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)
 04/21/2024   18:41:14   (   0.01, -75.20) (  -0.81, -78.84)  414.08                80
 04/22/2024   18:21:34   (   0.02, -75.21) (   0.23, -74.31)  103.08                25
 04/24/2024   06:44:16   (  -0.01, -75.22) (   0.96, -79.57)  495.75                80
 04/25/2024   06:22:52   (  -0.02, -75.22) (  -0.08, -75.04)   21.55                80
 04/27/2024   18:26:02   (   0.01, -75.24) (  -0.14, -75.79)   64.16                80
 04/28/2024   18:09:57   (   0.01, -75.24) (   0.92, -71.27)  453.43                80
 04/30/2024   06:31:44   (  -0.01, -75.26) (   0.30, -76.52)  144.82                80
 05/01/2024   06:10:19   (  -0.00, -75.26) (  -0.76, -72.00)  373.01                80
 05/02/2024   18:32:13   (   0.00, -75.28) (  -0.47, -77.28)  229.01                80
 05/03/2024   18:16:08   (   0.00, -75.29) (   0.54, -72.74)  289.44                80