Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 7 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)
 07/29/2024   08:26:54   (  -0.02,-104.71) (   0.08,-105.11)   46.71                80
 07/30/2024   08:05:30   (  -0.02,-104.70) (  -0.95,-100.59)  469.41                80
 07/31/2024   20:27:27   (   0.03,-104.72) (  -0.25,-105.89)  133.99                80
 08/01/2024   20:11:24   (   0.03,-104.72) (   0.79,-101.36)  382.38                80
 08/03/2024   08:33:12   (  -0.04,-104.71) (   0.41,-106.63)  219.29                80
 08/04/2024   08:11:49   (  -0.04,-104.71) (  -0.64,-102.10)  297.17                80
 08/05/2024   20:33:46   (   0.05,-104.72) (  -0.55,-107.41)  305.77                80
 08/06/2024   20:17:42   (   0.05,-104.73) (   0.44,-102.87)  211.25                80
 08/08/2024   08:39:31   (  -0.05,-104.73) (   0.70,-108.15)  389.25                80
 08/09/2024   08:18:06   (  -0.05,-104.73) (  -0.30,-103.61)  127.67                80