Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 5 23.  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)
 05/23/2024   20:22:34   (   0.00,-104.71) (   0.09,-104.23)   54.13                80
 05/26/2024   08:25:43   (  -0.00,-104.71) (   0.04,-104.99)   31.82                80
 05/27/2024   08:06:59   (   0.01,-104.71) (  -0.94,-100.46)  483.99                80
 05/28/2024   20:26:19   (  -0.01,-104.70) (  -0.23,-105.77)  121.76                80
 05/29/2024   20:10:15   (  -0.01,-104.70) (   0.75,-101.24)  394.20                80
 05/31/2024   08:29:25   (   0.01,-104.71) (   0.44,-106.51)  206.86                80
 06/01/2024   08:13:23   (   0.01,-104.71) (  -0.60,-101.99)  309.14                80
 06/02/2024   20:32:41   (  -0.00,-104.70) (  -0.61,-107.30)  296.61                80
 06/03/2024   20:16:39   (  -0.01,-104.70) (   0.44,-102.78)  219.38                80
 06/05/2024   08:35:49   (  -0.01,-104.71) (   0.74,-108.06)  381.62                80