Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 8 27.  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)
 08/27/2024   20:23:52   (  -0.00,-104.72) (   0.09,-104.30)   47.89                80
 08/30/2024   08:26:54   (   0.01,-104.71) (   0.06,-105.03)   35.47                80
 08/31/2024   08:05:29   (   0.01,-104.72) (  -0.95,-100.49)  481.95                80
 09/01/2024   20:27:23   (  -0.02,-104.74) (  -0.27,-105.78)  118.84                80
 09/02/2024   20:11:18   (  -0.02,-104.75) (   0.75,-101.24)  399.09                80
 09/04/2024   08:33:05   (   0.02,-104.75) (   0.39,-106.51)  200.37                80
 09/05/2024   08:11:40   (   0.02,-104.75) (  -0.64,-101.98)  317.42                80
 09/06/2024   20:33:34   (  -0.02,-104.77) (  -0.56,-107.26)  283.41                80
 09/07/2024   20:17:28   (  -0.02,-104.78) (   0.47,-102.73)  234.65                80
 09/09/2024   08:39:15   (   0.02,-104.78) (   0.71,-107.99)  364.42                80