Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 4 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)
 04/24/2024   08:26:01   (   0.00,-104.71) (   0.08,-105.14)   49.01                80
 04/25/2024   08:04:36   (   0.00,-104.71) (  -0.90,-100.60)  467.67                80
 04/26/2024   20:26:32   (   0.00,-104.69) (  -0.24,-105.90)  137.41                80
 04/27/2024   20:10:27   (   0.00,-104.69) (   0.75,-101.37)  379.16                80
 04/29/2024   08:32:14   (   0.00,-104.70) (   0.42,-106.63)  220.16                80
 04/30/2024   08:10:48   (   0.00,-104.69) (  -0.58,-102.09)  296.22                80
 05/01/2024   20:32:44   (   0.00,-104.67) (  -0.59,-107.39)  309.19                80
 05/02/2024   20:16:38   (   0.00,-104.67) (   0.42,-102.85)  207.47                80
 05/04/2024   08:38:25   (  -0.00,-104.68) (   0.79,-108.11)  391.25                80
 05/05/2024   08:16:59   (  -0.00,-104.68) (  -0.23,-103.57)  125.58                80
 05/06/2024   20:38:54   (   0.00,-104.66) (  -0.92,-108.87)  479.41                80