Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2024 6 20.  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)
 06/20/2024   18:13:53   (  -0.01, -75.20) (   0.52, -72.72)  281.76                80
 06/22/2024   06:38:23   (   0.02, -75.21) (   0.66, -77.99)  318.24                80
 06/23/2024   06:17:00   (   0.01, -75.21) (  -0.40, -73.48)  197.82                80
 06/24/2024   18:41:38   (  -0.01, -75.21) (  -0.79, -78.78)  407.27                80
 06/25/2024   18:20:15   (  -0.01, -75.21) (   0.22, -74.26)  109.35                80
 06/27/2024   06:44:44   (   0.02, -75.23) (   0.95, -79.53)  489.25                80
 06/28/2024   06:23:21   (   0.01, -75.24) (  -0.06, -75.00)   27.89                80
 06/30/2024   18:29:16   (  -0.01, -75.26) (  -0.11, -75.78)   58.81                80
 07/01/2024   18:07:52   (  -0.00, -75.27) (   0.91, -71.25)  458.58                80
 07/03/2024   06:32:21   (   0.00, -75.30) (   0.25, -76.52)  139.22                80