Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 7 28.  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)
 07/29/2024   08:26:53   (  -0.01,-104.70) (   0.10,-105.11)   46.63                80
 07/30/2024   08:05:30   (  -0.01,-104.70) (  -0.94,-100.58)  469.56                80
 07/31/2024   20:27:27   (   0.02,-104.72) (  -0.27,-105.88)  133.67                80
 08/01/2024   20:11:24   (   0.02,-104.72) (   0.77,-101.36)  382.73                80
 08/03/2024   08:33:12   (  -0.02,-104.71) (   0.43,-106.62)  219.04                80
 08/04/2024   08:11:49   (  -0.02,-104.71) (  -0.62,-102.10)  297.44                80
 08/05/2024   20:33:46   (   0.03,-104.72) (  -0.57,-107.40)  305.36                80
 08/06/2024   20:17:41   (   0.03,-104.73) (   0.42,-102.87)  211.67                80
 08/08/2024   08:39:31   (  -0.03,-104.73) (   0.71,-108.15)  388.98                80
 08/09/2024   08:18:06   (  -0.03,-104.73) (  -0.28,-103.61)  127.96                80
 08/10/2024   20:40:03   (   0.03,-104.75) (  -0.89,-108.92)  474.80                80