Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 4 30.  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)
 04/30/2024   08:10:49   (  -0.01,-104.70) (  -0.62,-102.10)  297.03                80
 05/01/2024   20:32:43   (   0.00,-104.69) (  -0.62,-107.38)  307.35                80
 05/02/2024   20:16:39   (   0.00,-104.69) (   0.44,-102.86)  209.64                80
 05/04/2024   08:38:25   (  -0.00,-104.70) (   0.78,-108.11)  389.05                80
 05/05/2024   08:17:00   (  -0.00,-104.70) (  -0.23,-103.57)  127.96                80
 05/06/2024   20:38:55   (   0.00,-104.69) (  -0.94,-108.87)  476.27                80
 05/07/2024   20:22:49   (   0.00,-104.69) (   0.07,-104.33)   40.81                80
 05/10/2024   08:25:51   (   0.00,-104.70) (   0.06,-105.07)   40.98                80
 05/11/2024   08:04:26   (   0.00,-104.70) (  -0.96,-100.53)  476.07                80
 05/12/2024   20:26:20   (  -0.01,-104.69) (  -0.25,-105.82)  128.10                80
 05/13/2024   20:10:15   (  -0.02,-104.69) (   0.78,-101.28)  389.25                80