Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 5 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NOAA-21 Lat/Lon    Distance(km)  Time Diff(sec)
 05/10/2024   08:25:52   (  -0.00,-104.71) (   0.05,-105.07)   40.42                80
 05/11/2024   08:04:26   (  -0.01,-104.71) (  -0.96,-100.53)  476.54                80
 05/12/2024   20:26:20   (   0.01,-104.70) (  -0.25,-105.82)  127.69                80
 05/13/2024   20:10:15   (   0.01,-104.70) (   0.76,-101.28)  389.49                80
 05/15/2024   08:32:01   (  -0.01,-104.71) (   0.42,-106.54)  208.71                80
 05/16/2024   08:10:36   (  -0.01,-104.72) (  -0.60,-102.00)  308.72                80
 05/17/2024   20:32:31   (   0.01,-104.71) (  -0.55,-107.31)  294.80                80
 05/18/2024   20:16:25   (   0.01,-104.72) (   0.42,-102.76)  222.83                80
 05/20/2024   08:38:12   (  -0.01,-104.73) (   0.70,-108.03)  374.93                80
 05/21/2024   08:16:45   (  -0.01,-104.74) (  -0.27,-103.48)  142.52                80