Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2024 9 12.  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)
 09/13/2024   18:23:11   (  -0.06, -75.20) (   0.18, -74.09)  125.87                80
 09/15/2024   06:42:23   (   0.05, -75.20) (   0.97, -79.38)  475.83                80
 09/16/2024   06:26:21   (   0.05, -75.21) (  -0.04, -74.86)   40.25                80
 09/18/2024   18:26:58   (  -0.04, -75.22) (  -0.11, -75.64)   47.39                80
 09/19/2024   18:10:54   (  -0.05, -75.23) (   0.87, -71.11)  469.62                80
 09/21/2024   06:30:04   (   0.04, -75.25) (   0.32, -76.38)  130.06                80
 09/22/2024   06:14:02   (   0.04, -75.26) (  -0.73, -71.87)  387.13                80
 09/23/2024   18:33:20   (  -0.04, -75.28) (  -0.45, -77.17)  215.90                80
 09/24/2024   18:17:17   (  -0.04, -75.29) (   0.57, -72.65)  301.59                80
 09/26/2024   06:36:26   (   0.03, -75.31) (   0.62, -77.92)  296.99                80